Registry data as of Aug 27, 2026

Carl Gross, M.D.

Family Medicine Physician · Ojai, CA

Carl Gross, M.D. is a family medicine physician with a practice address in Ojai, California, and NPI 1497711451, issued on Apr 26, 2006. Check the license (California G35542, as entered in NPPES) on the Medical Board of California; the Medicare figures below come from public CMS files.

Record from CMS NPPES, loaded Aug 27, 2026 · Medicare files 2023 and 2024 · method · Verify with CMS →

NPPES recordas of Aug 27, 2026
1497711451
Name
Carl Gross
Credential
M.D.
Primary taxonomy
Family Medicine Physician 207Q00000X
License number
G35542 CA
Self-reported in NPPES; status is on the state search
Practice location
117 Pirie RD, Ojai, CA 93023
Phone
(805) 646-7246
Enumerated
Apr 26, 2006
Entity
Type 1 · individual
Public record from CMS NPPES (open it on the CMS NPI Registry). A record is not a license: verify it with the state board.
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Also registered at 117 Pirie RD

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

  1. Linda ConradFamily Nurse Practitioner1982810073
  2. Mary Dial, M.D.Family Medicine Physician1962468553
  3. Bonnie Griffin, PAPhysician Assistant1801985114
  4. James Halverson, M.D.Family Medicine Physician1720044787
  5. Mary Nelson, FNP-CFamily Nurse Practitioner1285846220
  6. Irina Rodriguez, D.D.S.General Practice Dentistry1780711580

Verify Carl Gross in five checks

  1. 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
  2. 2LicenseActive license and public ordersMedical Board of California
    Search for license G35542
    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

PlainDoctor does not match the HHS-OIG exclusion list to individual records: most entries carry no NPI. Search the OIG exclusion list by name.

Statewide context: the Medical Board of California reported 374 disciplinary actions in FY 2022-23. California discipline data →

92% fewer Medicare Part D claims than the average family medicine physician in 2024

277 Medicare Part D claims for 52 beneficiaries, against an average of 3,519 among the 111,126 providers of this specialty who prescribed in Part D.

  1. Carl Gross277
  2. Specialty average3,519

Most prescribed

  1. Levothyroxine Sodium34 claims
  2. Atorvastatin Calcium33 claims
  3. Losartan Potassium29 claims
  4. Metoprolol Succinate14 claims
  5. Meloxicam13 claims
  6. Amlodipine Besylate12 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.

12 family medicine physician records list a Ojai practice address

They are 12 of the 271 NPPES records with a Ojai practice address, and 16,272 family medicine physician records in California.

Other family medicine physician records in California

  1. Omer Aba-Omer, MDSanta Monica, CA1649702093
  2. Michelle Ababa, MDWilmington, CA1710922513
  3. Anna Tzeitel Abalos, MDRoseville, CA1720200017
  4. Adan Abarca, MDAnaheim, CA1760553689
  5. Vanessa Abarca, DOVentura, CA1952040859
  6. Lorraine Abate, M.D.Sacramento, CA1104840008
  7. Robert Abatecola, MDCastro Valley, CA1669551719
  8. Romeo Abaya, M.D.Cottonwood, CA1598053506
  9. Effiem Abbah, MD, MPHSan Francisco, CA1821185133
  10. Khuzeman Abbasi, MDSanta Rosa, CA1841979952

Common questions

What is Carl Gross, M.D.'s NPI number?

Carl Gross, M.D.'s National Provider Identifier (NPI) is 1497711451, issued on Apr 26, 2006. An NPI identifies a provider in billing; it is not a license.

Where is Carl Gross, M.D. located?

The NPPES record lists a practice address at 117 Pirie RD, Ojai, CA, 93023. Phone: (805) 646-7246. Providers update this record themselves, so call before visiting.

How can I verify Carl Gross, M.D.'s license?

NPPES lists California license number G35542, 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 Carl Gross, M.D. prescribe under Medicare Part D?

In 2024, Carl Gross, M.D. had 277 Medicare Part D claims for 52 beneficiaries; the average among family medicine physician prescribers was 3,519. Part D covers Medicare prescriptions only.

Source: CMS National Plan and Provider Enumeration System (NPPES), loaded Aug 27, 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.

Every figure on PlainDoctor is rendered directly from the federal CMS NPPES registry, Medicare Part D, MIPS, and Open Payments records, no number is typed in by an editor. See our editorial standards & corrections policy, the methodology behind these numbers, or report a data error. Data current as of Aug 27, 2026.