Virginia Lynn Barrett, M.D.
Internal Medicine Physician · Glendora, CA
Virginia Lynn Barrett, M.D. is an internal medicine physician with a practice address in Glendora, California, and NPI 1750474557, issued on Oct 2, 2006. Check the license (California G35230, as entered in NPPES) on the Medical Board of California; the Medicare figures below come from public CMS files.
- Name
- Virginia Lynn Barrett
- Credential
- M.D.
- Primary taxonomy
- Internal Medicine Physician 207R00000X
- License number
- G35230 CA
Self-reported in NPPES; status is on the state search - Practice location
- 2025 E Route 66, Glendora, CA 91740
- Phone
- (626) 335-4610
- Enumerated
- Oct 2, 2006
- Record last updated
- Feb 13, 2013 (not updated in 13 years: call before relying on the address or phone)
- Fax
- (626) 914-1051
- Entity
- Type 1 · individual
Also registered at 2025 E Route 66
A shared address usually means a shared clinic or building; it does not show who employs whom.
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Verify Virginia Lynn Barrett in five checks
- 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
- 2LicenseActive license and public ordersMedical Board of California
Search for license G35230Check the board - 3Other statesLicenses and actions elsewhereDocInfo (FSMB)Not checked
- 4ExclusionsMedicare and Medicaid bansHHS-OIG exclusion listNot checked
- 5CertificationBoard certificationABMS AOA NCCPA AANPNot checked
82% fewer Medicare Part D claims than the average internal medicine physician in 2024
559 Medicare Part D claims for 243 beneficiaries, against an average of 3,176 among the 108,855 providers of this specialty who prescribed in Part D.
Most prescribed
- Levothyroxine Sodium40 claims
- Amlodipine Besylate31 claims
- Losartan Potassium23 claims
- Atorvastatin Calcium20 claims
- Ibuprofen18 claims
- Omeprazole18 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.
Internal Medicine Physician providers in California
There are 17,696 internal medicine physician records in California.
Other internal medicine physician records in California
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Common questions
What is Virginia Lynn Barrett, M.D.'s NPI number?
Virginia Lynn Barrett, M.D.'s National Provider Identifier (NPI) is 1750474557, issued on Oct 2, 2006. An NPI identifies a provider in billing; it is not a license.
Where is Virginia Lynn Barrett, M.D. located?
The NPPES record lists a practice address at 2025 E Route 66, Glendora, CA, 91740. Phone: (626) 335-4610. Providers update this record themselves, so call before visiting.
How can I verify Virginia Lynn Barrett, M.D.'s license?
NPPES lists California license number G35230, 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 Virginia Lynn Barrett, M.D. prescribe under Medicare Part D?
In 2024, Virginia Lynn Barrett, M.D. had 559 Medicare Part D claims for 243 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.