Dr. Marlene McKenna, FNP-BC
What this data tells you about Dr. McKenna
Dr. Marlene McKenna is a nurse practitioner - family in Brewster, NY, with 13 years of NPI registration. Based on federal Medicare data, Dr. McKenna performed 3,065 Medicare services across 2,519 unique beneficiaries.
Between the years covered by Open Payments, Dr. McKenna received a total of $289 from 2 pharmaceutical and/or device companies across 2 individual payments. These payments are legal, publicly disclosed under the federal Sunshine Act, and common in nurse practitioner - family. 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. McKenna 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 |
|---|---|---|---|
| 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. |
447 | $77 | $155 |
| Blood draw (venipuncture) Insertion of a needle into a vein to collect a blood sample. |
300 | $8 | $9 |
| 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. |
268 | $8 | $9 |
| Comprehensive metabolic blood panel A blood test that measures a group of chemicals, including glucose, electrolytes, and kidney and liver function markers. |
258 | $10 | $12 |
| Lipid panel (cholesterol and triglycerides) A blood test that measures cholesterol and triglyceride levels. |
155 | $13 | $18 |
| Thyroid stimulating hormone (TSH) test A blood test that measures the level of thyroid stimulating hormone to evaluate thyroid function. |
142 | $16 | $20 |
| High-sensitivity C-reactive protein test A blood test that measures high-sensitivity C-reactive protein to detect infection or inflammation. |
127 | $13 | $16 |
| Electrocardiogram (EKG), 12-lead A standard heart rhythm test using at least 12 leads to record electrical activity. A healthcare provider interprets the results and provides a written report. |
116 | $8 | $24 |
| 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. |
109 | $4 | $5 |
| Automated urinalysis An automated laboratory test performed on a urine sample to analyze its chemical and physical properties. The procedure uses machinery to detect various substances and cells within the urine. |
95 | $2 | $3 |
| Annual wellness visit, follow-up A follow-up annual wellness visit that includes a personalized prevention plan of service. |
87 | $117 | $152 |
| Urine microalbumin test (kidney screening) A laboratory test that measures the amount of microalbumin, a small protein, in a urine sample. This test is used to detect early signs of kidney damage. |
80 | $6 | $8 |
| Urinalysis with microscopic exam A urine test performed manually that includes examining the sample under a microscope to check for abnormalities. |
71 | $3 | $4 |
| 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. |
69 | $56 | $112 |
| Vitamin D level test A blood test to measure the amount of Vitamin D-3 in your body. |
60 | $29 | $39 |
| Hemoglobin A1c test (diabetes monitoring) A blood test that measures your average blood sugar levels over the past two to three months. |
60 | $10 | $13 |
| Stool test for hidden blood (FIT) A laboratory test that analyzes a stool sample to detect hidden blood using an immunoassay method. |
57 | $16 | $20 |
| Glutamyltransferase (GGT) level test A blood test that measures the level of the liver enzyme glutamyltransferase (GGT) to help evaluate liver health. |
55 | $7 | $8 |
| Flu vaccine administration This procedure involves the administration of the influenza virus vaccine. It covers the process of delivering the vaccine to the patient. |
52 | $19 | $20 |
| Free thyroxine (T4) test A blood test that measures the level of free thyroxine, a thyroid hormone, in the bloodstream. |
47 | $9 | $10 |
| Urine culture, bacterial colony count A laboratory test that measures the number of bacteria growing in a urine sample to help identify infections. |
42 | $8 | $8 |
| Sed rate test (inflammation marker) This automated test measures how quickly red blood cells settle in a tube to detect inflammation in the body. |
38 | $3 | $5 |
| Flu vaccine, quadrivalent A flu shot containing four strains of the influenza virus to help prevent seasonal influenza infection. |
38 | $76 | $77 |
| 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. |
33 | $6 | $8 |
| Vitamin B-12 level test A blood test that measures the amount of vitamin B-12 in your body. |
28 | $15 | $18 |
| Respiratory virus test for SARS-CoV-2, influenza A/B, and RSV A laboratory test that detects the presence of SARS-CoV-2 (COVID-19), influenza A, influenza B, and respiratory syncytial virus (RSV) in an upper respiratory specimen. |
26 | $140 | $143 |
| Lyme disease antibody test A blood test that checks for antibodies to the bacteria that causes Lyme disease. |
26 | $17 | $25 |
| Lung cancer screening counseling visit A visit to discuss the need for lung cancer screening using a low-dose CT scan. This service is used to determine eligibility and facilitate shared decision making. |
24 | $26 | $33 |
| Bacterial culture, aerobic A laboratory test that grows and identifies bacteria capable of surviving in oxygen. The results help determine the presence of specific aerobic microorganisms. |
22 | $8 | $8 |
| Antibiotic sensitivity test A laboratory test that determines which antibiotics, antifungals, or antivirals are effective against a specific microorganism using microdilution or agar dilution methods. |
22 | $8 | $9 |
| Pneumonia vaccine administration This procedure involves the injection of a vaccine to protect against pneumococcal disease. It is administered by a healthcare provider. |
22 | $20 | $23 |
| PSA test (prostate cancer screening) | 20 | $18 | $24 |
| Urine culture, bacterial identification A laboratory test that grows and identifies bacteria from a urine sample to detect infections. |
19 | $8 | $8 |
| Folic acid level test A blood test that measures the amount of folic acid in the serum. |
14 | $14 | $21 |
| Creatinine test (kidney function) A blood test that measures the amount of creatinine to assess kidney function or detect muscle injury. |
12 | $5 | $5 |
| Rheumatoid factor level | 12 | $6 | $6 |
| Pneumococcal vaccine, 23-valent A vaccine that protects against 23 types of pneumococcal bacteria. It is used to prevent infections caused by these bacteria. |
12 | $131 | $159 |
Industry Payment Transparency
Open Payments through 2023 ↗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 (2023)
Associated products mentioned in payments ›
Most payments (100%) are for meals and travel — low-value interactions that are common across virtually all practicing physicians.
Geographic Context
6.5 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 2023 |
| 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. McKenna is a clinical cardiology specialist, with above-average Medicare volume (top 2% in NY), with low-engagement industry engagement.
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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