NPPES file of Aug 9, 2026

David Ahamba, M.D.

Family Medicine Physician · San Bernardino, CA

David Ahamba, M.D. is a family medicine physician with a practice address in San Bernardino, California, and NPI 1669885885, issued on Jun 5, 2014. Check the license (California A149859, 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
1669885885
Name
David Ahamba
Credential
M.D.
Primary taxonomy
Family Medicine Physician 207Q00000X
License numbers
A149859 CA
MT207310 PA
Self-reported in NPPES; status is on the state search
Practice location
250 S G St, San Bernardino, CA 92410
Phone
(909) 382-7100
Enumerated
Jun 5, 2014
Record last updated
Jul 21, 2022
Medicare enrollment
Enrolled (PECOS I20170807002761); 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 250 S G St

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

  1. Alan Akita, DNP, FNP-BCFamily Nurse Practitioner1245926849
  2. Bradley Anderson, MAPsychologist1629759246
  3. Viclouis ArreolaStudent in an Organized Health Care Education/Training Program1275226276
  4. Alexa BirchStudent in an Organized Health Care Education/Training Program1629750997
  5. Rian Blackwood, DOFamily Medicine Physician1093456915
  6. Tanya Carcamo, LMFTMarriage & Family Therapist1962797407

Verify David Ahamba in five checks

  1. 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
  2. 2LicenseActive license and public ordersMedical Board of California
    Search for license A149859    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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81% fewer Medicare Part D claims than the average family medicine physician in 2024

663 Medicare Part D claims for 116 beneficiaries, against an average of 3,544 among the 117,163 providers of this specialty who prescribed in Part D. Brand-name drugs were 31% of claims.

  1. David Ahamba663
  2. Specialty average3,544

Most prescribed

  1. Atorvastatin Calcium70 claims
  2. Biktarvy28 claims
  3. Gabapentin21 claims
  4. Fluticasone Propionate18 claims
  5. Metformin Hcl18 claims
  6. Januvia17 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 2 group practices

  1. Vituity Healthcare Services PCColton, CA
  2. Vituity Physician Services PCFontana, CA

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

76 family medicine physician records list a practice address in San Bernardino

They are 76 of the 5,645 NPPES records with a practice address in San Bernardino, and 17,133 family medicine physician records in California.

All 76 in San Bernardino → All 17,133 in California → Every provider in San Bernardino →

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 David Ahamba, M.D.'s NPI number?

David Ahamba, M.D.'s National Provider Identifier (NPI) is 1669885885, issued on Jun 5, 2014. An NPI identifies a provider in billing; it is not a license.

Where is David Ahamba, M.D. located?

The NPPES record lists a practice address at 250 S G St, San Bernardino, CA, 92410. Phone: (909) 382-7100. Providers update this record themselves, so call before visiting.

How can I verify David Ahamba, M.D.'s license?

NPPES lists California license number A149859, 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 David Ahamba, M.D. prescribe under Medicare Part D?

In 2024, David Ahamba, M.D. had 663 Medicare Part D claims for 116 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.