NPPES file of Aug 9, 2026

Donald Milan Brandon, M.D.

Internal Medicine Physician · San Diego, CA

Donald Milan Brandon, M.D. is an internal medicine physician with a practice address in San Diego, California, and NPI 1740272467, issued on Aug 18, 2005. Check the license (California G071000, 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
1740272467
Name
Donald Milan Brandon
Credential
M.D.
Primary taxonomy
Internal Medicine Physician 207R00000X
License number
G071000 CA
Self-reported in NPPES; status is on the state search
Practice location
2800 3RD Ave, San Diego, CA 92103
Phone
(619) 291-2321
Enumerated
Aug 18, 2005
Record last updated
Aug 21, 2008 (not updated in 18 years: call before relying on the address or phone)
Fax
(619) 294-3429
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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Verify Donald Milan Brandon in five checks

  1. 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
  2. 2LicenseActive license and public ordersMedical Board of California
    Search for license G071000
    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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65% fewer Medicare Part D claims than the average internal medicine physician in 2024

1,102 Medicare Part D claims for 47 beneficiaries, against an average of 3,176 among the 108,855 providers of this specialty who prescribed in Part D. 14 claims were for opioids.

  1. Donald Brandon1,102
  2. Specialty average3,176

Most prescribed

  1. Levothyroxine Sodium98 claims
  2. Ezetimibe55 claims
  3. Amlodipine Besylate43 claims
  4. Nebivolol Hcl30 claims
  5. Famotidine26 claims
  6. Montelukast Sodium26 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.

Donald Milan Brandon among 17,696 internal medicine physician records in California

Donald Milan Brandon, M.D. is one of 17,696 internal medicine physician records with a practice address in California. 79% of them appear in a Medicare file (Part D prescribing, MIPS, Open Payments or Medicare group billing); this one does. Its NPI, issued in 2005, is newer than 0% of them.

  • NPI issued2005 · 0% of these records are older, 95% newer
  • In a Medicare fileYes · 79% of these records are
  • In the CMS Doctors and Clinicians fileNo · 63% of these records are
  • Record last updated2008 · 61% of these records were not updated in five years or more

Source: CMS NPPES, file of Aug 9, 2026, every record with primary taxonomy 207R00000X and a California practice address; Medicare files: CMS Part D Prescribers 2024, MIPS 2023, Open Payments 2024, Doctors and Clinicians (data.cms.gov).

961 internal medicine physician records list a practice address in San Diego

They are 961 of the 52,937 NPPES records with a practice address in San Diego, and 17,696 internal medicine physician records in California.

The 8 internal medicine physician records with the nearest ZIP codes

  1. Hamid Amjadi, DOSan Diego, CA 921031700861333
  2. Daniel Bressler, M.D.San Diego, CA 921031700887726
  3. Eric Dahms, M.D.San Diego, CA 921031306808464
  4. Janette Gray, M.D.San Diego, CA 921031295721876
  5. San Hsieh, MDSan Diego, CA 921031851388847
  6. Arthur Kingsbury, M.D.San Diego, CA 921031144216284
  7. Timothy O'Neill, M.D.San Diego, CA 921031831172295
  8. Kosala Samarasinghe, M.D.San Diego, CA 921031386626034

Common questions

What is Donald Milan Brandon, M.D.'s NPI number?

Donald Milan Brandon, M.D.'s National Provider Identifier (NPI) is 1740272467, issued on Aug 18, 2005. An NPI identifies a provider in billing; it is not a license.

Where is Donald Milan Brandon, M.D. located?

The NPPES record lists a practice address at 2800 3RD Ave, San Diego, CA, 92103. Phone: (619) 291-2321. Providers update this record themselves, so call before visiting.

How can I verify Donald Milan Brandon, M.D.'s license?

NPPES lists California license number G071000, 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 Donald Milan Brandon, M.D. prescribe under Medicare Part D?

In 2024, Donald Milan Brandon, M.D. had 1,102 Medicare Part D claims for 47 beneficiaries; the average among internal medicine physician prescribers was 3,176. 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.