NPPES file of Aug 9, 2026

Allen G. Yee, MD

Internal Medicine Physician · Baldwin Park, CA

Allen G. Yee, MD is an internal medicine physician with a practice address in Baldwin Park, California, and NPI 1578634465, issued on Nov 13, 2006. Check the license (California G74631, 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
1578634465
Name
Allen G. Yee
Credential
MD
Primary taxonomy
Internal Medicine Physician 207R00000X
License number
G74631 CA
Self-reported in NPPES; status is on the state search
Practice location
1011 Baldwin Park Blvd, Baldwin Park, CA 91706
Phone
(626) 851-1011
Enumerated
Nov 13, 2006
Record last updated
Dec 2, 2021 (not updated in 5 years: call before relying on the address or phone)
Medicare enrollment
Enrolled (PECOS I20041105000442); accepts Medicare assignment
Medical or professional school
Loma Linda University School Of Medicine, 1991
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 1011 Baldwin Park Blvd

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

  1. Sarah Abdulla, M.D.Surgery Physician1699200840
  2. Julia Aburto-Erazo, NPNurse Practitioner1922175777
  3. Mauricio Acevedo, MDInternal Medicine Physician1659442614
  4. Helen Achio, PHARM.D.Pharmacist1225114614
  5. Olufemi Adenuga, M.D, MPHPulmonary Disease Physician1134389125
  6. Soma Agarwal, MDOphthalmology Physician1437220316

Verify Allen G. Yee in five checks

  1. 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
  2. 2LicenseActive license and public ordersMedical Board of California
    Search for license G74631
    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

PlainDoctor does not match the HHS-OIG exclusion list to individual records: most entries carry no NPI. Search the OIG exclusion list by name.

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32% more Medicare Part D claims than the average internal medicine physician in 2024

4,188 Medicare Part D claims for 614 beneficiaries, against an average of 3,176 among the 108,855 providers of this specialty who prescribed in Part D. Brand-name drugs were 7% of claims. 64 claims were for opioids.

  1. Allen Yee4,188
  2. Specialty average3,176

Most prescribed

  1. Atorvastatin Calcium593 claims
  2. Amlodipine Besylate244 claims
  3. Lisinopril197 claims
  4. Losartan Potassium196 claims
  5. Levothyroxine Sodium114 claims
  6. Simvastatin113 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 one group practice

  1. Southern California Permanente Medical GroupBaldwin Park, CA

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

Allen G. Yee among 17,696 internal medicine physician records in California

Allen G. Yee, MD 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 2006, is newer than 5% of them.

  • NPI issued2006 · 5% of these records are older, 56% newer
  • In a Medicare fileYes · 79% of these records are
  • In the CMS Doctors and Clinicians fileYes · 63% of these records are
  • Graduated1991 · median 2004 among the 11,065 with a school on file
  • Record last updated2021 · 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).

56 internal medicine physician records list a practice address in Baldwin Park

They are 56 of the 1,055 NPPES records with a practice address in Baldwin Park, and 17,696 internal medicine physician records in California.

The 8 internal medicine physician records with the nearest ZIP codes

  1. John Bigley, MDBaldwin Park, CA 917061447321328
  2. Jyh Chang, M.D.Baldwin Park, CA 917061346259595
  3. Victoria Chen, M.D.Baldwin Park, CA 917061760423016
  4. Robert Clements, MDBaldwin Park, CA 917061326119207
  5. Daisy Lynn Galario, M.D.Baldwin Park, CA 917061235174129
  6. Carolyn Hardy, MDBaldwin Park, CA 917061043381973
  7. Susan Hua, MDBaldwin Park, CA 917061235200213
  8. Sandra Koyama, MDBaldwin Park, CA 917061548331507

Common questions

What is Allen G. Yee, MD's NPI number?

Allen G. Yee, MD's National Provider Identifier (NPI) is 1578634465, issued on Nov 13, 2006. An NPI identifies a provider in billing; it is not a license.

Where is Allen G. Yee, MD located?

The NPPES record lists a practice address at 1011 Baldwin Park Blvd, Baldwin Park, CA, 91706. Phone: (626) 851-1011. Providers update this record themselves, so call before visiting.

How can I verify Allen G. Yee, MD's license?

NPPES lists California license number G74631, 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 Allen G. Yee, MD prescribe under Medicare Part D?

In 2024, Allen G. Yee, MD had 4,188 Medicare Part D claims for 614 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.