Dr. Kai McGreevy, M.D
What this data tells you about Dr. McGreevy
Dr. Kai McGreevy is a neurology specialist in St Augustine, FL, with 18 years of NPI registration. Based on federal Medicare data, Dr. McGreevy performed 50,024 Medicare services across 11,055 unique beneficiaries.
Between the years covered by Open Payments, Dr. McGreevy received a total of $11,590 from 69 pharmaceutical and/or device companies across 385 individual payments. These payments are legal, publicly disclosed under the federal Sunshine Act, and common in neurology. Most payments are for meals and travel — low-value interactions common across virtually all practicing physicians. Patients may wish to discuss these relationships with their provider.
The Data Coverage level for Dr. McGreevy is Very High — reflecting how much public federal data is available about this provider. This is not a quality rating. Patients are encouraged to use this data as one of several factors when choosing a healthcare provider.
Medicare Practice Summary
Medicare Utilization ↗Top procedures by volume
Ranked by number of services performed for Medicare patients. Avg. submitted charge is what the provider billed; avg. Medicare payment is what CMS paid.
| Procedure | Volume | Avg. paid | Avg. submitted |
|---|---|---|---|
| Triamcinolone acetonide injection, 1 mg An injection of triamcinolone acetonide, a corticosteroid medication, administered in a 1 mg dose without preservatives. |
28,560 | $3 | $11 |
| Office visit, established patient (30-39 min) A follow-up office visit for an existing patient lasting between 30 and 39 minutes. The visit involves medical evaluation and management of the patient's condition. |
2,134 | $87 | $339 |
| Psychological test evaluation, first hour A healthcare professional evaluates the results of psychological testing during an initial one-hour session. |
1,830 | $93 | $357 |
| Contrast dye for imaging, lower concentration | 1,537 | $0 | $1 |
| Joint lubricant injection (Synvisc) | 912 | $7 | $39 |
| Complete blood count (CBC) with differential An automated laboratory test that measures the levels of red blood cells, white blood cells, and platelets in the blood, including a breakdown of the different types of white blood cells. |
895 | $8 | $29 |
| Phosphate level test A blood test that measures the amount of phosphate in your body. Phosphate is a mineral that helps keep bones and teeth strong. |
826 | $5 | $18 |
| Magnesium level test A blood test to measure the amount of magnesium in your body. This helps check for magnesium deficiency or excess. |
825 | $7 | $25 |
| Blood creatinine level test A blood test that measures the amount of creatinine, a waste product from muscle wear and tear, to help assess kidney function. |
819 | $5 | $19 |
| Blood glucose level test A test that measures the amount of sugar in your blood. |
819 | $4 | $15 |
| Blood potassium level test A blood test that measures the amount of potassium in your body. Potassium is an electrolyte that helps control heart and muscle function. |
819 | $5 | $17 |
| Blood sodium level test A laboratory test that measures the amount of sodium in your blood. Sodium is an electrolyte that helps regulate fluid balance and nerve function. |
819 | $5 | $18 |
| Blood urea nitrogen test A blood test that measures the amount of urea nitrogen to assess kidney function. |
819 | $4 | $15 |
| Total calcium level test A blood test that measures the total amount of calcium in your body. |
817 | $5 | $19 |
| Office visit, established patient, complex (40-54 min) An office or outpatient visit for an existing patient lasting between 40 and 54 minutes. This level of service is determined by the total time spent on the date of the encounter. |
638 | $138 | $756 |
| Drug screening test A laboratory test that uses a chemistry analyzer to detect the presence of drugs in a sample. |
577 | $61 | $215 |
| Electromyography of arm or leg muscles A test that measures the electrical activity in the muscles of the arm or leg using a needle electrode. It helps evaluate the health of muscles and the nerve cells that control them. |
505 | $76 | $288 |
| New patient office visit (45-59 min) An initial office visit for a new patient lasting between 45 and 59 minutes. This code covers the total time spent by the physician or qualified healthcare professional on the date of the encounter. |
264 | $126 | $522 |
| Ultrasound of arm and leg arteries This procedure uses sound waves to create images of the blood vessels in the arms and legs. It allows healthcare providers to examine the structure and blood flow within these arteries. |
222 | $63 | $265 |
| Autonomic nervous system testing with heart rate response to deep breathing This test evaluates the function of the autonomic nervous system by measuring how the heart rate changes in response to deep breathing. |
222 | $68 | $262 |
| Autonomic nervous system function test This test evaluates how well the sympathetic nervous system is functioning. It assesses the automatic control of bodily processes such as heart rate and blood pressure. |
222 | $95 | $516 |
| Neuropsychological test evaluation, first hour A professional assessment of cognitive and behavioral functioning using standardized tests. This service covers the initial hour of the evaluation process. |
207 | $101 | $388 |
| Lactate dehydrogenase (LDH) level test A blood test that measures the amount of lactate dehydrogenase, an enzyme found in many body tissues. It helps assess tissue damage or disease. |
186 | $6 | $22 |
| Albumin level test A blood test that measures the amount of albumin, a protein made by the liver, in your body. |
183 | $5 | $18 |
| Total protein blood test A blood test that measures the total amount of protein in your blood. This test helps evaluate your overall health and nutritional status. |
183 | $4 | $14 |
| Liver enzyme (SGOT) level test A blood test that measures the level of the liver enzyme SGOT to help assess liver health. |
183 | $5 | $19 |
| Liver enzyme (SGPT) level test A blood test that measures the level of the liver enzyme SGPT to assess liver function. |
183 | $5 | $20 |
| C-reactive protein test (inflammation marker) A blood test that measures the level of C-reactive protein to detect the presence of infection or inflammation in the body. |
183 | $5 | $19 |
| Visual evoked potential test A test that measures how quickly electrical signals travel from the eye to the brain in response to visual stimuli. |
182 | $51 | $196 |
| Ultrasound of arm or leg veins An ultrasound exam of the veins in the arm or leg. The test uses sound waves to check blood flow and may include compression and other maneuvers. |
181 | $140 | $584 |
| Iron level test | 149 | $6 | $24 |
| Cardiac enzyme level (CK-MB) test A blood test that measures the total level of creatine kinase, specifically the cardiac enzyme fraction, to help evaluate heart muscle damage. |
144 | $6 | $24 |
| Nerve conduction studies, 7-8 tests A series of 7 to 8 nerve conduction tests to evaluate how well nerves are sending signals to muscles. |
129 | $136 | $606 |
| Injection of anesthetic or steroid into sacroiliac joint with imaging guidance This procedure involves injecting an anesthetic or steroid medication into the joint connecting the lower spine and hip bone. Imaging guidance is used to ensure accurate placement of the injection. |
127 | $161 | $513 |
| Fluoroscopic guidance for needle placement Use of real-time X-ray imaging to guide the precise placement of a needle during a medical procedure. |
126 | $91 | $272 |
| Ultrasound of leg arteries or grafts An imaging test that uses sound waves to create pictures of the blood vessels in the legs or any surgical grafts present. |
119 | $184 | $770 |
| Joint injection, major joint Removal of fluid from a large joint and/or injection of medication into the joint space. |
114 | $58 | $198 |
| Awake and drowsy EEG A test that records electrical activity in the brain while the patient is awake and drowsy. |
109 | $293 | $1,104 |
| Facet joint nerve destruction, single joint A procedure to destroy nerves in a single lower or sacral spinal facet joint using imaging guidance to target pain signals. |
107 | $493 | $1,329 |
| Complete ultrasound of abdomen A diagnostic imaging test that uses sound waves to create detailed pictures of the organs and structures within the abdomen. |
102 | $91 | $365 |
| Spine facet joint injection with imaging guidance, single level An injection is administered into a single facet joint of the lower or sacral spine while using imaging guidance to ensure accurate placement. |
101 | $198 | $552 |
| Facet joint nerve destruction, additional joint This procedure uses imaging guidance to destroy nerves in an additional lower or sacral spinal facet joint. |
96 | $272 | $549 |
| Nerve-muscle junction testing A diagnostic test used to evaluate the function of the connection between nerves and muscles. |
96 | $82 | $247 |
| Facet joint injection, second level, with imaging guidance An injection into a lower or sacral spine facet joint using imaging guidance for the second level treated. |
94 | $105 | $279 |
| Psychological test administration, first 30 minutes A technician administers psychological or neuropsychological testing for the first 30 minutes. |
91 | $26 | $97 |
| Sacral spine nerve root injection with imaging guidance An injection of anesthetic and/or steroid medication into a sacral spine nerve root. The procedure uses imaging guidance to ensure accurate placement. |
89 | $242 | $699 |
| Blood glucose test using hand-held instrument A test that measures the level of sugar in the blood using a portable device. The result helps monitor blood glucose levels. |
89 | $3 | $10 |
| Additional sacral spine nerve root injection with imaging An injection of anesthetic and/or steroid medication into an additional sacral spine nerve root level, guided by imaging. |
88 | $112 | $279 |
| Trigger point injection, 3 or more muscles Injection of medication into three or more specific muscle trigger points to relieve pain. |
74 | $46 | $186 |
| Auditory brainstem response test A test that measures the brain's response to sound to determine hearing thresholds. The results are interpreted and reported by a medical professional. |
74 | $90 | $351 |
| EEG brain wave test, 61-119 minutes This procedure measures electrical activity in the brain using electrodes placed on the scalp. It records brain wave patterns for a duration between 61 and 119 minutes. |
74 | $331 | $1,473 |
| Destruction of peripheral nerve or branch | 69 | $134 | $402 |
| Office visit, established patient (20-29 min) An office visit for an existing patient lasting between 20 and 29 minutes. The visit involves medical evaluation and management of the patient's condition. |
61 | $70 | $231 |
| Facet joint nerve destruction, single joint This procedure uses imaging guidance to destroy the nerves supplying a single upper or middle spinal facet joint. It is performed to interrupt pain signals from that specific joint. |
59 | $486 | $1,347 |
| Nerve conduction studies, 11-12 A diagnostic test that measures how well nerves send electrical signals. It involves performing 11 to 12 separate nerve conduction studies. |
58 | $191 | $780 |
| Electronic analysis of implanted neurostimulator with complex programming This procedure involves the electronic evaluation of an implanted neurostimulator generator. It includes complex programming of spinal cord or peripheral nerve stimulators. |
58 | $45 | $186 |
| Facet joint nerve destruction, additional joint This procedure uses imaging guidance to destroy nerves in an additional upper or middle spinal facet joint. |
56 | $285 | $603 |
| Spine facet joint injection with imaging guidance, single level An injection is administered into a single facet joint of the upper or middle spine while using imaging guidance to ensure accurate placement. |
53 | $218 | $609 |
| Ultrasound of head and neck blood flow, bilateral An ultrasound exam that uses sound waves to visualize and assess blood flow in the vessels of both the head and the neck. |
50 | $125 | $598 |
| Facet joint injection, second level, with imaging An injection into a second spinal facet joint in the upper or middle spine, guided by imaging to ensure accurate placement. |
47 | $114 | $300 |
| New patient office visit, complex (60-74 min) | 46 | $167 | $657 |
| Nerve conduction study, 9-10 studies A diagnostic test that measures how well nerves send electrical signals. It involves performing 9 to 10 separate nerve conduction studies to evaluate nerve function. |
42 | $167 | $698 |
| Radiofrequency vein destruction, first vein A procedure to treat the first incompetent vein in the arm or leg using radiofrequency energy and imaging guidance. |
38 | $849 | $4,584 |
| Assessment of and care planning for patient with impaired thought processing, typically 60 minutes | 36 | $216 | $783 |
| Bilateral facial and neck nerve muscle paralysis injection Injection of a chemical agent to paralyze muscles in the face and neck on both sides. |
35 | $115 | $498 |
| Nerve destruction for spine-pelvis joint pain A procedure that destroys the nerves supplying the joint between the spine and pelvis to relieve pain. Imaging guidance is used to ensure accurate placement. |
34 | $396 | $1,437 |
| Complete ultrasound of brain blood flow An ultrasound test that evaluates blood flow within the brain's blood vessels. It uses sound waves to create images of the vessels and assess circulation. |
32 | $209 | $847 |
| Injection of anesthetic agent and/or steroid into other nerve or branch | 29 | $64 | $255 |
| Uric acid level test A blood test that measures the level of uric acid in your body. Uric acid is a waste product formed when the body breaks down purines. |
29 | $4 | $17 |
| Spinal neurostimulator electrode insertion A procedure to place an electrode array into the spine through the skin. The electrode is used to deliver electrical stimulation to the nervous system. |
28 | $1,341 | $4,218 |
| Limited ultrasound of joint or extremity A focused ultrasound exam of a specific joint or other structure in the arm or leg, excluding blood vessels. |
28 | $32 | $168 |
| Ultrasound guidance for needle placement Use of ultrasound imaging to guide the precise placement of a needle during a medical procedure. |
26 | $46 | $192 |
| Ultrasound of arm arteries or grafts This procedure uses sound waves to create images of the blood vessels in the arm or any grafts present. It allows for the visualization of blood flow and vessel structure. |
26 | $132 | $620 |
| Spinal injection with imaging guidance A procedure where medication is injected into the middle or upper part of the spinal canal. Imaging technology is used to guide the needle to the correct location. |
24 | $203 | $800 |
| Nerve conduction studies, 13 or more A diagnostic test that measures how well nerves send electrical signals. This code applies when 13 or more individual nerve studies are performed. |
23 | $226 | $884 |
| Laser vein destruction with imaging guidance This procedure uses laser energy to destroy a faulty vein in the arm or leg. Imaging guidance is used to ensure accurate placement during the treatment. |
20 | $748 | $3,600 |
| Complete ultrasound scan of joint An ultrasound exam that uses sound waves to create detailed images of a joint. This procedure allows for the visualization of the joint's internal structures. |
20 | $41 | $231 |
| Minimally invasive spine decompression, lower spine A minimally invasive procedure to remove bone from the lower spine to relieve pressure on nerve tissue, guided by imaging and accessed through the skin. |
15 | $770 | $3,122 |
| Auditory brainstem response test A test that measures how the brain responds to sound to help diagnose nervous system disorders. The results are interpreted and reported by a medical professional. |
14 | $67 | $256 |
| Multiple eye pressure measurements over time This procedure involves taking several measurements of the fluid pressure inside the eye across an extended period. It is used to monitor intraocular pressure levels. |
12 | $61 | $238 |
| Retinal photography (fundus photo) This procedure involves taking photographs of the retina, the light-sensitive tissue at the back of the eye. It is used to document the condition of the eye's interior structures. |
12 | $27 | $233 |
Industry Payment Transparency
Open Payments through 2024 ↗Payment profile
Industry payments classified by relationship type. Not all payments are equal — research and consulting reflect different relationships than speaking programs or meals.
Payment trend by year
Annual totals from pharmaceutical and medical device companies.
Payments by company (2024)
Associated products mentioned in payments ›
Most payments (95%) are for meals and travel — low-value interactions that are common across virtually all practicing physicians.
Geographic Context
9.5 mi
Data Sources
| Provider Registry | ✓ NPPES | Weekly updates |
| Medicare Enrollment | ✓ PECOS | Monthly updates |
| Practice Data | ✓ Medicare Util. | Annual (CY lag) |
| Industry Payments | ✓ Open Payments | CY 2024 |
| Disciplinary History | — Not public | N/A |
This provider has data in 4 of 4 available federal datasets, with a Data Coverage level of Very High. This measures how much public data is available about a provider — not how good they are. How we calculate this →
Summary
Dr. McGreevy is a mixed practice specialist, with above-average Medicare volume (top 2% in FL), with low-engagement industry engagement, with 18 years of NPI registration.
This summary is auto-generated from federal data. It describes data availability and patterns — not clinical quality. Read our methodology →
Frequently Asked Questions
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All data on this page is sourced verbatim from public federal records published by the U.S. Centers for Medicare & Medicaid Services (CMS): NPPES ↗, Open Payments ↗, Medicare Provider Utilization ↗, and PECOS. Publication is mandated by the Physician Payments Sunshine Act (§6002 ACA, 42 U.S.C. §1320a-7h) and the Freedom of Information Act.
This page is not medical advice, an endorsement, a recommendation, or a quality rating. The Transparency Score measures data completeness — how much federal information exists for this provider — not clinical performance, patient outcomes, or quality of care. Always verify information directly with the provider and consult a licensed clinician before making medical decisions.
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