Dr. Aaron Feinstein, M.D., M.H.S.
What this data tells you about Dr. Feinstein
Dr. Aaron Feinstein is an otolaryngology specialist in Tarzana, CA, with 13 years of NPI registration. Based on federal Medicare data, Dr. Feinstein performed 2,983 Medicare services across 2,170 unique beneficiaries.
Between the years covered by Open Payments, Dr. Feinstein received a total of $3,285 from 14 pharmaceutical and/or device companies across 38 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. Feinstein 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. |
892 | $72 | $150 |
| Vocal cord movement assessment with endoscope This procedure uses an endoscope to examine the movement of the vocal cords. It allows for the visual assessment of how the vocal cord flaps function. |
298 | $169 | $342 |
| 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. |
273 | $87 | $250 |
| 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. |
208 | $31 | $68 |
| Comprehensive hearing test A complete evaluation of hearing ability to assess how well a person can hear sounds across different frequencies and volumes. |
203 | $27 | $53 |
| Nasal endoscopy A diagnostic procedure that uses a thin, lighted tube to examine the inside of the nasal passages. |
201 | $169 | $336 |
| Voice and resonance analysis Evaluation of how voice and resonance are produced. This procedure assesses the mechanics of sound generation without specifying a clinical purpose. |
196 | $96 | $260 |
| Speech and language therapy Treatment for disorders affecting speech, language, voice, communication, and hearing processing. |
154 | $53 | $169 |
| 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. |
133 | $28 | $132 |
| Voice box function study A test to evaluate how the voice box is functioning. This procedure assesses the mechanical and physiological performance of the larynx. |
49 | $78 | $144 |
| 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. |
47 | $105 | $195 |
| 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. |
40 | $124 | $350 |
| Treatment of swallowing and feeding disorder Therapy to address difficulties with swallowing and feeding. This procedure focuses on improving the mechanics and safety of eating and drinking. |
38 | $60 | $135 |
| Swallowing evaluation using an endoscope This procedure involves using an endoscope to visually evaluate and record the swallowing process. |
37 | $180 | $352 |
| Flexible laryngoscopy A diagnostic exam of the voice box using a flexible endoscope to visualize the larynx. |
34 | $113 | $209 |
| Ear wax removal A procedure to remove impacted ear wax from the ear canal. |
32 | $26 | $96 |
| Laryngoscopy, diagnostic A procedure to examine the voice box using a thin, lighted tube called an endoscope. |
29 | $223 | $419 |
| Complex control of nose bleed | 22 | $227 | $414 |
| Swallowing evaluation using endoscope This procedure involves evaluating, recording, and interpreting the swallowing process by using an endoscope to visualize the throat and esophagus. |
19 | $32 | $66 |
| 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. |
17 | $34 | $69 |
| Balance testing with recording A procedure to evaluate balance function by recording the results during testing. |
17 | $92 | $259 |
| 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. |
17 | $115 | $296 |
| Voice box injection to augment voice A substance is injected into the voice box using an endoscope to augment or improve voice function. |
15 | $1,094 | $2,796 |
| 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. |
12 | $32 | $72 |
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 (78%) 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. Feinstein is a clinical cardiology specialist, with above-average Medicare volume (top 8% in CA), with low-engagement industry engagement.
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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