NPPES file of Aug 9, 2026

Brian Gambardella, MD

Family Medicine Physician · Santa Rosa, CA

Brian Gambardella, MD is a family medicine physician with a practice address in Santa Rosa, California, and NPI 1295316396, issued on Apr 20, 2021. Check the license (California A187316, 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
1295316396
Name
Brian Gambardella
Credential
MD
Primary taxonomy
Family Medicine Physician 207Q00000X
License number
A187316 CA
Self-reported in NPPES; status is on the state search
Practice location
401 Bicentennial Way, Santa Rosa, CA 95403
Phone
(707) 393-4015
Enumerated
Apr 20, 2021
Record last updated
Sep 26, 2024
Medicare enrollment
Enrolled (PECOS I20250124001851); accepts Medicare assignment
Medical or professional school
Virginia Commonwealth University, School Of Medicine, 2021
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 family medicine physician records → All 17,133 in California → Look up another NPI →

Also registered at 401 Bicentennial Way

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

  1. Anna Ackerman, RNRegistered Nurse1376409409
  2. Patricia AdamsPhysical Therapist1124971825
  3. Hugo Aguilar, PHARMDPharmacist1992389134
  4. Heather Aiello, OTR/LOccupational Therapist1851155022
  5. Sandra Akrawi, REGISTERED DIETITIANRegistered Dietitian1790821031
  6. Miguel Alcala, LCSWClinical Social Worker1629857891

Verify Brian Gambardella in five checks

  1. 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
  2. 2LicenseActive license and public ordersMedical Board of California
    Search for license A187316    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.

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81% fewer Medicare Part D claims than the average family medicine physician in 2024

676 Medicare Part D claims for 221 beneficiaries, against an average of 3,544 among the 117,163 providers of this specialty who prescribed in Part D. 44 claims were for opioids.

  1. Brian Gambardella676
  2. Specialty average3,544

Most prescribed

  1. Atorvastatin Calcium46 claims
  2. Levothyroxine Sodium28 claims
  3. Lisinopril-Hydrochlorothiazide24 claims
  4. Losartan Potassium20 claims
  5. Metformin Hcl Er20 claims
  6. Amlodipine Besylate19 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.

Bills Medicare through one group practice

  1. Permanente Medical Group IncSanta Rosa, CA

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

Brian Gambardella among 17,133 family medicine physician records in California

Brian Gambardella, MD is one of 17,133 family medicine physician records with a practice address in California. 81% of them appear in a Medicare file (Part D prescribing, MIPS, Open Payments or Medicare group billing); this one does. Its NPI, issued in 2021, is newer than 91% of them.

  • NPI issued2021 · 91% of these records are older, 6% newer
  • In a Medicare fileYes · 81% of these records are
  • In the CMS Doctors and Clinicians fileYes · 62% of these records are
  • Graduated2021 · median 2005 among the 10,652 with a school on file
  • Record last updated2024 · 58% of these records were not updated in five years or more

Source: CMS NPPES, file of Aug 9, 2026, every record with primary taxonomy 207Q00000X and a California practice address; Medicare files: CMS Part D Prescribers 2024, MIPS 2023, Open Payments 2024, Doctors and Clinicians (data.cms.gov).

264 family medicine physician records list a practice address in Santa Rosa

They are 264 of the 6,884 NPPES records with a practice address in Santa Rosa, and 17,133 family medicine physician records in California.

All 17,133 in California → Every provider in Santa Rosa → Family Medicine Physician nationwide →

The 8 family medicine physician records with the nearest ZIP codes

  1. Robert Gabbay, D.O.Santa Rosa, CA 954031821028283
  2. Karen Gelphman, MDSanta Rosa, CA 954031972565703
  3. Jennifer Lee, MDSanta Rosa, CA 954031447288204
  4. Azra Mael, M.D.Santa Rosa, CA 954031477596518
  5. Patricia Mazzetti Hiserote, D.O.Santa Rosa, CA 954031821002593
  6. Neil Nathan, MDSanta Rosa, CA 954031174510788
  7. Amelia Randolph, MDSanta Rosa, CA 954031093739708
  8. Edward Rose, M.D.Santa Rosa, CA 954031750354106

Common questions

What is Brian Gambardella, MD's NPI number?

Brian Gambardella, MD's National Provider Identifier (NPI) is 1295316396, issued on Apr 20, 2021. An NPI identifies a provider in billing; it is not a license.

Where is Brian Gambardella, MD located?

The NPPES record lists a practice address at 401 Bicentennial Way, Santa Rosa, CA, 95403. Phone: (707) 393-4015. Providers update this record themselves, so call before visiting.

How can I verify Brian Gambardella, MD's license?

NPPES lists California license number A187316, 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 Brian Gambardella, MD prescribe under Medicare Part D?

In 2024, Brian Gambardella, MD had 676 Medicare Part D claims for 221 beneficiaries; the average among family medicine physician prescribers was 3,544. 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.