Brenda Ann Marshall, MD
General Practice Physician · San Diego, CA
Brenda Ann Marshall, MD is a general practice physician with a practice address in San Diego, California, and NPI 1407979842, issued on Apr 9, 2007. Check the license (California G75014, as entered in NPPES) on the Medical Board of California; the Medicare figures below come from public CMS files.
- Name
- Brenda Ann Marshall
- Credential
- MD
- Primary taxonomy
- General Practice Physician 208D00000X
- License number
- G75014 CA
Self-reported in NPPES; status is on the state search - Practice location
- 11622 EL Camino Real Ste 100, San Diego, CA 92130
- Phone
- (858) 663-7699
- Enumerated
- Apr 9, 2007
- Record last updated
- Nov 22, 2019 (not updated in 7 years: call before relying on the address or phone)
- Fax
- (858) 764-2405
- Entity
- Type 1 · individual
8 nearest general practice physician records → All 1,956 in California → Look up another NPI →
Also registered at 11622 EL Camino Real Ste 100
A shared address usually means a shared clinic or building; it does not show who employs whom.
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Verify Brenda Ann Marshall in five checks
- 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
- 2LicenseActive license and public ordersMedical Board of California
Search for license G75014Check the board - 3Other statesLicenses and actions elsewhereDocInfo (FSMB)Not checked
- 4ExclusionsMedicare and Medicaid bansHHS-OIG exclusion listNot checked
- 5CertificationBoard certificationABMS AOA NCCPA AANPNot checked
96% fewer Medicare Part D claims than the average general practice physician in 2024
123 Medicare Part D claims for 24 beneficiaries, against an average of 3,030 among the 8,395 providers of this specialty who prescribed in Part D. Brand-name drugs were 20% of claims.
Most prescribed
- Levothyroxine Sodium37 claims
- Ezetimibe34 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.
Brenda Ann Marshall among 1,956 general practice physician records in California
Brenda Ann Marshall, MD is one of 1,956 general practice physician records with a practice address in California. 48% of them appear in a Medicare file (Part D prescribing, MIPS, Open Payments or Medicare group billing); this one does. Its NPI, issued in 2007, is newer than 34% of them.
- NPI issued2007 · 34% of these records are older, 50% newer
- In a Medicare fileYes · 48% of these records are
- In the CMS Doctors and Clinicians fileNo · 27% of these records are
- Record last updated2019 · 60% of these records were not updated in five years or more
Source: CMS NPPES, file of Aug 9, 2026, every record with primary taxonomy 208D00000X and a California practice address; Medicare files: CMS Part D Prescribers 2024, MIPS 2023, Open Payments 2024, Doctors and Clinicians (data.cms.gov).
General Practice Physician providers in California
There are 1,956 general practice physician records in California.
All 1,956 in California → Every provider in San Diego → General Practice Physician nationwide →
The 8 general practice physician records with the nearest ZIP codes
- Ali AlinejadSan Diego, CA 921301245679539
- Kimberly Callaway, MDSan Diego, CA 921301316553530
- Cristina Gordon, MDSan Diego, CA 921301609350909
- David Lilienfeld, MDSan Diego, CA 921301457761090
- Ali Zaidi, D.O.San Diego, CA 921301003270109
- Ernest Kotsos, D.O.San Diego, CA 921311013054964
- Ann Casco, L.AC.San Diego, CA 921271275691669
- J. Heaton, M.D.San Diego, CA 921271902816390
Common questions
What is Brenda Ann Marshall, MD's NPI number?
Brenda Ann Marshall, MD's National Provider Identifier (NPI) is 1407979842, issued on Apr 9, 2007. An NPI identifies a provider in billing; it is not a license.
Where is Brenda Ann Marshall, MD located?
The NPPES record lists a practice address at 11622 EL Camino Real Ste 100, San Diego, CA, 92130. Phone: (858) 663-7699. Providers update this record themselves, so call before visiting.
How can I verify Brenda Ann Marshall, MD's license?
NPPES lists California license number G75014, 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 Brenda Ann Marshall, MD prescribe under Medicare Part D?
In 2024, Brenda Ann Marshall, MD had 123 Medicare Part D claims for 24 beneficiaries; the average among general practice physician prescribers was 3,030. 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.