NPPES file of Aug 9, 2026

Gary Steven Feldman, M.B.CHB

Sleep Medicine (Family Medicine) Physician · Irvine, CA

Gary Steven Feldman, M.B.CHB is a sleep medicine (family medicine) physician with a practice address in Irvine, California, and NPI 1891715009, issued on Jul 20, 2006. Check the license (California A86656, 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
1891715009
Name
Gary Steven Feldman
Credential
M.B.CHB
Primary taxonomy
Sleep Medicine (Family Medicine) Physician 207QS1201X
License number
A86656 CA
Self-reported in NPPES; status is on the state search
Practice location
4902 Irvine Center Dr Ste 104, Irvine, CA 92604
Phone
(949) 446-8990
Enumerated
Jul 20, 2006
Record last updated
Sep 21, 2024
Fax
(949) 446-8535
Medicaid ID
00A866560 CA
Medicare enrollment
Enrolled (PECOS I20150512002295); accepts Medicare assignment
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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Also registered at 4902 Irvine Center Dr Ste 104

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

  1. Katherine Yamauchi, PSYDClinical Psychologist1578087656

Verify Gary Steven Feldman in five checks

  1. 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
  2. 2LicenseActive license and public ordersMedical Board of California
    Search for license A86656
    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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80% fewer Medicare Part D claims than the average sleep medicine (family medicine) physician in 2024

145 Medicare Part D claims for 14 beneficiaries, against an average of 718 among the 211 providers of this specialty who prescribed in Part D.

  1. Gary Feldman145
  2. Specialty average718

Most prescribed

  1. Citalopram Hbr25 claims
  2. Desvenlafaxine Succinate Er16 claims
  3. Minocycline Hcl16 claims
  4. Sertraline Hcl15 claims
  5. Clonazepam11 claims
  6. Fluoxetine Hcl11 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: $480.20

13 payments; by number, the most common kind was food and beverage; the largest payer was Inspire Medical Systems, Inc. The 171 providers of this specialty with any payment received $4,214.24 on average. Payments are reported by manufacturers, not by the provider, and are not a sign of wrongdoing.

  1. Gary Feldman$480.20
  2. Specialty average$4,214.24

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

Bills Medicare through one group practice

  1. Pediatric Sleep Adoption And Development Clinic IncIrvine, CA

Source: CMS Doctors and Clinicians National Downloadable File (the group practices a clinician bills Medicare through) (data.cms.gov).

Gary Steven Feldman among 35 sleep medicine (family medicine) physician records in California

Gary Steven Feldman, M.B.CHB is one of 35 sleep medicine (family medicine) physician records with a practice address in California. 86% of them appear in a Medicare file (Part D prescribing, MIPS, Open Payments or Medicare group billing); this one does. Its NPI, issued in 2006, is newer than 3% of them.

  • NPI issued2006 · 3% of these records are older, 86% newer
  • In a Medicare fileYes · 86% of these records are
  • In the CMS Doctors and Clinicians fileYes · 69% of these records are
  • Graduated1984 · median 2013 among the 24 with a school on file
  • Record last updated2024 · 17% of these records were not updated in five years or more

Source: CMS NPPES, file of Aug 9, 2026, every record with primary taxonomy 207QS1201X and a California practice address; Medicare files: CMS Part D Prescribers 2024, MIPS 2023, Open Payments 2024, Doctors and Clinicians (data.cms.gov).

Sleep Medicine (Family Medicine) Physician providers in California

There are 35 sleep medicine (family medicine) physician records in California.

The 8 sleep medicine (family medicine) physician records with the nearest ZIP codes

  1. Talha Memon, M.D.Murrieta, CA 925631922410869
  2. Meneena Bright, MDNewport Beach, CA 926631174186506
  3. Timothy Wong, DOLoma Linda, CA 923541992091623
  4. Tammy WongOrange, CA 928681346744414
  5. Noemi Arroyo ArroyoFontana, CA 923351053250696
  6. Dana Awad, MDFontana, CA 923351568041028
  7. Anupamjeet Sekhon, M.D.Fontana, CA 923351174055842
  8. Valentin Nuzhny, M.D.Mecca, CA 922541760918734

Common questions

What is Gary Steven Feldman, M.B.CHB's NPI number?

Gary Steven Feldman, M.B.CHB's National Provider Identifier (NPI) is 1891715009, issued on Jul 20, 2006. An NPI identifies a provider in billing; it is not a license.

Where is Gary Steven Feldman, M.B.CHB located?

The NPPES record lists a practice address at 4902 Irvine Center Dr Ste 104, Irvine, CA, 92604. Phone: (949) 446-8990. Providers update this record themselves, so call before visiting.

How can I verify Gary Steven Feldman, M.B.CHB's license?

NPPES lists California license number A86656, 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 Steven Feldman, M.B.CHB prescribe under Medicare Part D?

In 2024, Gary Steven Feldman, M.B.CHB had 145 Medicare Part D claims for 14 beneficiaries; the average among sleep medicine (family medicine) physician prescribers was 718. 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.

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.