Dr. Denis Grillo, D.O.
What this data tells you about Dr. Grillo
Dr. Denis Grillo is an otolaryngology/facial plastic surgery physician in Crystal River, FL, with 20 years of NPI registration. Based on federal Medicare data, Dr. Grillo performed 7,940 Medicare services across 3,376 unique beneficiaries.
Between the years covered by Open Payments, Dr. Grillo received a total of $410 from 11 pharmaceutical and/or device companies across 18 individual payments. These payments are legal, publicly disclosed under the federal Sunshine Act, and common in otolaryngology/facial plastic surgery physician. 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. Grillo 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.
Florida License Status
FL DOH · MQA| Profession | License # | Status | Expires | Board Action |
|---|---|---|---|---|
| Osteopathic Physician | 5716 | Clear | March 31, 2028 | — |
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 |
|---|---|---|---|
| Allergy immunotherapy preparation A professional service involving the preparation and administration of one or more antigens. |
1,760 | $10 | $23 |
| 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. |
1,349 | $61 | $137 |
| Allergy injection therapy, multiple injections A professional service involving the administration of multiple allergen injections. |
1,346 | $8 | $22 |
| Ear wax removal A procedure to remove impacted ear wax from the ear canal. |
622 | $31 | $73 |
| 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. |
518 | $112 | $254 |
| Allergy skin test A diagnostic test performed to identify specific allergies by applying or introducing allergenic extracts to the body. The procedure measures the patient's immune response to various potential allergens. |
442 | $3 | $11 |
| Skin allergy test A test where small amounts of potential allergens are injected into the skin to check for allergic reactions. |
442 | $6 | $13 |
| Flexible laryngoscopy A diagnostic exam of the voice box using a flexible endoscope to visualize the larynx. |
321 | $96 | $191 |
| Comprehensive hearing and speech recognition test A diagnostic evaluation that assesses hearing ability and the capacity to understand spoken words. The test measures how well a patient can detect sounds and recognize speech. |
283 | $26 | $58 |
| Eardrum and muscle function test A diagnostic test used to evaluate the function of the eardrum and associated muscles. |
190 | $16 | $34 |
| Nasal endoscopy A diagnostic procedure that uses a thin, lighted tube to examine the inside of the nasal passages. |
132 | $137 | $292 |
| Ear probe test for repeated sounds A probe is placed in the ear to measure how the ear responds to repeated sounds. The results are interpreted and a report is provided. |
110 | $24 | $51 |
| Middle ear function test A diagnostic test used to evaluate how well the middle ear is functioning. |
96 | $11 | $24 |
| New patient office visit (30-44 min) An initial office visit for a new patient lasting between 30 and 44 minutes. This code is used when the total time spent on the date of the encounter falls within this range. |
63 | $74 | $203 |
| Microscopic ear examination A detailed visual inspection of the ear using a specialized microscope to examine the ear canal and eardrum. |
61 | $21 | $43 |
| Nasal growth removal or destruction This procedure involves the removal or destruction of a growth located in the nose using an approach through the nostrils. |
57 | $392 | $1,459 |
| Nasal and throat exam with endoscope A procedure to visually examine the nose and throat using a thin, flexible tube with a camera. This allows for direct visualization of the internal structures of the upper airway. |
35 | $83 | $263 |
| Nasal valve repair A surgical procedure to correct a collapsed nasal valve, which is the narrowest part of the nasal airway. The surgery aims to widen the nasal passage to improve breathing. |
27 | $1,895 | $3,537 |
| Destruction of nasal passage soft tissue A procedure to destroy abnormal or excess soft tissue within the nasal passages. |
27 | $85 | $317 |
| Simple removal of skin debris and drainage of mastoid cavity This procedure involves the simple removal of skin debris and the drainage of a mastoid cavity. |
19 | $50 | $240 |
| 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. |
14 | $95 | $199 |
| Removal of foreign body in ear canal | 13 | $50 | $204 |
| Eardrum incision with tube insertion A small cut is made in the eardrum to insert a ventilation tube, performed under local or topical anesthesia. |
13 | $182 | $395 |
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 (100%) are for meals and travel — low-value interactions that are common across virtually all practicing physicians.
Geographic Context
6.6 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. Grillo is a clinical cardiology specialist, with above-average Medicare volume (top 6% in FL), with low-engagement industry engagement, with 20 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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