NPPES file of Aug 9, 2026

Michael T. Bowersox, M.D.

Family Medicine Physician · San Diego, CA

Michael T. Bowersox, M.D. is a family medicine physician with a practice address in San Diego, California, and NPI 1285652818, issued on Jul 18, 2006. Check the license (California G53320, 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
1285652818
Name
Michael T. Bowersox
Credential
M.D.
Primary taxonomy
Family Medicine Physician 207Q00000X
License number
G53320 CA
Self-reported in NPPES; status is on the state search
Practice location
15025 Innovation Dr, San Diego, CA 92128
Phone
(858) 605-7166
Enumerated
Jul 18, 2006
Record last updated
Sep 8, 2019 (not updated in 7 years: call before relying on the address or phone)
Medicaid ID
00G533200 CA
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 15025 Innovation Dr

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

  1. Peter Aldrich, M.D.Emergency Medicine Physician1013019017
  2. Brian Barmettler, M.D.Internal Medicine Physician1801822507
  3. Janet Battey, M.D.Pediatrics Physician1952331027
  4. Michael Beaumont, M.D.Obstetrics & Gynecology Physician1467482430
  5. Juliet Bleha, M.D.Pediatrics Physician1477655066
  6. William Burrows, M.D.Dermatology Physician1639199292

Verify Michael T. Bowersox in five checks

  1. 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
  2. 2LicenseActive license and public ordersMedical Board of California
    Search for license G53320    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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64% fewer Medicare Part D claims than the average family medicine physician in 2024

1,264 Medicare Part D claims for 48 beneficiaries, against an average of 3,544 among the 117,163 providers of this specialty who prescribed in Part D. 12 claims were for opioids.

  1. Michael Bowersox1,264
  2. Specialty average3,544

Most prescribed

  1. Eliquis52 claims
  2. Atorvastatin Calcium46 claims
  3. Gabapentin43 claims
  4. Furosemide40 claims
  5. Trazodone Hcl39 claims
  6. Escitalopram Oxalate37 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.

780 family medicine physician records list a practice address in San Diego

They are 780 of the 52,937 NPPES records with a practice address in San Diego, and 17,133 family medicine physician records in California.

All 780 in San Diego → All 17,133 in California → Every provider in San Diego →

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 Michael T. Bowersox, M.D.'s NPI number?

Michael T. Bowersox, M.D.'s National Provider Identifier (NPI) is 1285652818, issued on Jul 18, 2006. An NPI identifies a provider in billing; it is not a license.

Where is Michael T. Bowersox, M.D. located?

The NPPES record lists a practice address at 15025 Innovation Dr, San Diego, CA, 92128. Phone: (858) 605-7166. Providers update this record themselves, so call before visiting.

How can I verify Michael T. Bowersox, M.D.'s license?

NPPES lists California license number G53320, 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 Michael T. Bowersox, M.D. prescribe under Medicare Part D?

In 2024, Michael T. Bowersox, M.D. had 1,264 Medicare Part D claims for 48 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.