Dr. Marc Cohen, M.D.
What this data tells you about Dr. Cohen
Dr. Marc Cohen is an otolaryngology specialist in Tarzana, CA, with 16 years of NPI registration. Based on federal Medicare data, Dr. Cohen performed 3,387 Medicare services across 2,748 unique beneficiaries.
Between the years covered by Open Payments, Dr. Cohen received a total of $1,694 from 12 pharmaceutical and/or device companies across 34 individual payments. These payments are legal, publicly disclosed under the federal Sunshine Act, and common in otolaryngology. 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. Cohen is Very High — reflecting how much public federal data is available about this provider. 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 (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. |
980 | $73 | $150 |
| 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. |
429 | $83 | $250 |
| Nasal endoscopy A diagnostic procedure that uses a thin, lighted tube to examine the inside of the nasal passages. |
404 | $170 | $336 |
| Flexible laryngoscopy A diagnostic exam of the voice box using a flexible endoscope to visualize the larynx. |
247 | $114 | $213 |
| Ear wax removal A procedure to remove impacted ear wax from the ear canal. |
237 | $37 | $102 |
| 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. |
223 | $30 | $69 |
| 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. |
222 | $28 | $127 |
| Comprehensive hearing test A complete evaluation of hearing ability to assess how well a person can hear sounds across different frequencies and volumes. |
221 | $27 | $53 |
| 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. |
123 | $106 | $195 |
| Microscopic ear examination A detailed visual inspection of the ear using a specialized microscope to examine the ear canal and eardrum. |
51 | $26 | $52 |
| Complex control of nose bleed | 40 | $223 | $416 |
| Endoscopic nasal polyp biopsy or removal A procedure to remove or sample nasal polyps or tissue using an endoscope. The endoscope allows the provider to view the nasal passages during the procedure. |
40 | $291 | $776 |
| Vestibular function test with thermal irrigation A test that assesses balance by irrigating both ears with warm and cool fluids to evaluate inner ear function. |
32 | $36 | $69 |
| Balance testing with recording A procedure to evaluate balance function by recording the results during testing. |
32 | $95 | $264 |
| Vestibular function test using rotating chair This test evaluates eye movement and balance function by having the patient sit in a rotating chair. It helps assess how the inner ear and brain coordinate to maintain stability. |
32 | $114 | $300 |
| 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. |
27 | $133 | $350 |
| Endoscopic sinus dilation A procedure that widens the nasal sinuses using an endoscope to improve drainage and airflow. |
18 | $1,918 | $5,715 |
| Head repositioning exercises for dizziness A series of exercises performed to reposition the head, used to treat dizziness. The procedure is administered on a daily basis. |
18 | $35 | $77 |
| Endoscopic dilation of sphenoid and frontal sinuses A procedure using an endoscope to widen the sphenoid and frontal sinuses. |
11 | $4,265 | $12,626 |
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)
All-time payments by company (2018-2024) ›
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
0.0 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 reflects how much public data is available about a provider. How we calculate this →
Summary
Dr. Cohen is a clinical cardiology specialist, with above-average Medicare volume (top 6% in CA), with low-engagement industry engagement, with 16 years of NPI registration.
This summary is auto-generated from federal data, describing data availability and patterns. 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. Data Coverage reflects 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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