NPPES file of Aug 9, 2026

Gary Mitchell Feinberg, M.D.

Plastic Surgery within the Head & Neck (Otolaryngology) Physician · Riverside, CA

Gary Mitchell Feinberg, M.D. is a plastic surgery within the head & neck (otolaryngology) physician with a practice address in Riverside, California, and NPI 1730187881, issued on Jul 12, 2005. Check the license (California G58691, as entered in NPPES) on the Medical Board of California; the Medicare figures below come from public CMS files.

Record from CMS NPPES, file of Aug 9, 2026 · Medicare files 2024 · method · Verify with CMS →

NPPES recordNPPES file of Aug 9, 2026
1730187881
Name
Gary Mitchell Feinberg
Credential
M.D.
Primary taxonomy
Plastic Surgery within the Head & Neck (Otolaryngology) Physician 207YX0007X
License number
G58691 CA
Self-reported in NPPES; status is on the state search
Practice location
4646 Brockton Ave, Riverside, CA 92506
Phone
(951) 788-1447
Enumerated
Jul 12, 2005
Record last updated
Aug 4, 2018 (not updated in 8 years: call before relying on the address or phone)
Fax
(951) 788-1485
Medicare enrollment
Enrolled (PECOS I20040712000822); accepts Medicare assignment
Medical or professional school
Tufts University School Of Medicine, 1982
Telehealth
Offers telehealth (CMS)
Entity
Type 1 · individual
Public record from CMS NPPES (open it on the CMS NPI Registry). Enrollment, assignment, school and telehealth: CMS Doctors and Clinicians file, Aug 2026. A record is not a license: verify it with the state board.
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8 nearest plastic surgery within the head & neck (otolaryngology) physician records → All 150 in California → Look up another NPI →

Also registered at 4646 Brockton Ave

A shared address usually means a shared clinic or building; it does not show who employs whom.

  1. Suman Agarwal, MDFamily Medicine Physician1861489098
  2. Maria Ascencio, FNP-CFamily Nurse Practitioner1497299549
  3. Mary Barba, NPFamily Nurse Practitioner1447659370
  4. Victoria Begley, N.P.Nurse Practitioner1760417034
  5. John Branch, DOFamily Medicine Physician1174510309
  6. Julie Buchanan, PA-CMedical Physician Assistant1710298005

Verify Gary Mitchell Feinberg in five checks

  1. 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
  2. 2LicenseActive license and public ordersMedical Board of California
    Search for license G58691    Check the board
  3. 3Other statesLicenses and actions elsewhereDocInfo (FSMB)Not checked
  4. 4ExclusionsMedicare and Medicaid bansHHS-OIG exclusion listNot checked
  5. 5CertificationBoard certificationABMS AOA NCCPA AANPNot checked
Open the California license search

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48% fewer Medicare Part D claims than the average plastic surgery within the head & neck (otolaryngology) physician in 2024

204 Medicare Part D claims for 43 beneficiaries, against an average of 393 among the 492 providers of this specialty who prescribed in Part D. Brand-name drugs were 20% of claims.

  1. Gary Feinberg204
  2. Specialty average393

Most prescribed

  1. Ciprofloxacin-Dexamethasone35 claims
  2. Methylprednisolone20 claims
  3. Ciprofloxacin Hcl17 claims
  4. Xigduo Xr11 claims

Source: CMS Medicare Part D Prescribers by Provider and Drug, 2024 (data.cms.gov). Part D covers prescriptions for Medicare patients only; drugs with fewer than 11 claims are not published.

Industry payments in 2024: $33.30

2 payments; by number, the most common kind was food and beverage; the largest payer was Genzyme Corporation. The 388 providers of this specialty with any payment received $1,454.84 on average. Payments are reported by manufacturers, not by the provider, and are not a sign of wrongdoing.

  1. Gary Feinberg$33.30
  2. Specialty average$1,454.84

Source: CMS Open Payments, program year 2024 (openpaymentsdata.cms.gov); average among providers of this specialty with at least one payment.

Gary Mitchell Feinberg among 150 plastic surgery within the head & neck (otolaryngology) physician records in California

Gary Mitchell Feinberg, M.D. is one of 150 plastic surgery within the head & neck (otolaryngology) physician records with a practice address in California. 71% of them appear in a Medicare file (Part D prescribing, MIPS, Open Payments or Medicare group billing); this one does. Its NPI, issued in 2005, is newer than 0% of them.

  • NPI issued2005 · 0% of these records are older, 95% newer
  • In a Medicare fileYes · 71% of these records are
  • In the CMS Doctors and Clinicians fileYes · 54% of these records are
  • Graduated1982 · median 1995 among the 81 with a school on file
  • Record last updated2018 · 76% of these records were not updated in five years or more

Source: CMS NPPES, file of Aug 9, 2026, every record with primary taxonomy 207YX0007X and a California practice address; Medicare files: CMS Part D Prescribers 2024, MIPS 2023, Open Payments 2024, Doctors and Clinicians (data.cms.gov).

Plastic Surgery within the Head & Neck (Otolaryngology) Physician providers in California

There are 150 plastic surgery within the head & neck (otolaryngology) physician records in California.

All 150 in California → Every provider in Riverside → Plastic Surgery within the Head & Neck (Otolaryngology) Physician nationwide →

The 8 plastic surgery within the head & neck (otolaryngology) physician records with the nearest ZIP codes

  1. Gabriel Gabarain, MDRiverside, CA 925061184971194
  2. Yohanan KimRiverside, CA 925071265965339
  3. George Liu, MDRiverside, CA 925051922175843
  4. Donald Perez, MDRiverside, CA 925051750458584
  5. Richard Rajaratnam, MDRiverside, CA 925051679640403
  6. Vishwas Tadwalkar, MDRiverside, CA 925051437226248
  7. Judy Liu, MDIrvine, CA 926181700102308
  8. Terry FleckLoma Linda, CA 923541689846388

Common questions

What is Gary Mitchell Feinberg, M.D.'s NPI number?

Gary Mitchell Feinberg, M.D.'s National Provider Identifier (NPI) is 1730187881, issued on Jul 12, 2005. An NPI identifies a provider in billing; it is not a license.

Where is Gary Mitchell Feinberg, M.D. located?

The NPPES record lists a practice address at 4646 Brockton Ave, Riverside, CA, 92506. Phone: (951) 788-1447. Providers update this record themselves, so call before visiting.

How can I verify Gary Mitchell Feinberg, M.D.'s license?

NPPES lists California license number G58691, as entered by the provider. Search the Medical Board of California at https://www.mbc.ca.gov/License-Verification/default.aspx. The NPPES record confirms identity only; the state search shows license status, expiration and public orders.

How much does Gary Mitchell Feinberg, M.D. prescribe under Medicare Part D?

In 2024, Gary Mitchell Feinberg, M.D. had 204 Medicare Part D claims for 43 beneficiaries; the average among plastic surgery within the head & neck (otolaryngology) physician prescribers was 393. Part D covers Medicare prescriptions only.

Source: CMS National Plan and Provider Enumeration System (NPPES), file of Aug 9, 2026 (NPPES files on CMS.gov); NUCC Health Care Provider Taxonomy. Medicare files from data.cms.gov. An NPI identifies who bills; it is not a license.

Written with AI tools from the named public files; every figure is computed from those files (how it is made).

Figures on PlainDoctor are read from the federal files each page names (CMS NPPES, Medicare Part D, MIPS, Open Payments; the HHS-OIG exclusion list only as counts) and from Census population estimates, with the file date shown beside them. See our editorial standards & corrections policy, the methodology behind these numbers, or report a data error. Data current as of Aug 9, 2026.