NPPES file of Aug 9, 2026

Janet Cheryl Yang, M.D., M.P.H.

Internal Medicine Physician · Los Angeles, CA

Janet Cheryl Yang, M.D., M.P.H. is an internal medicine physician with a practice address in Los Angeles, California, and NPI 1174721807, issued on Jul 3, 2007. Check the license (California A93156, 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
1174721807
Name
Janet Cheryl Yang
Credential
M.D., M.P.H.
Primary taxonomy
Internal Medicine Physician 207R00000X
License number
A93156 CA
Self-reported in NPPES; status is on the state search
Practice location
8405 Beverly Blvd, Los Angeles, CA 90048
Phone
(323) 330-1648
Enumerated
Jul 3, 2007
Record last updated
Nov 29, 2021 (not updated in 5 years: call before relying on the address or phone)
Medicare enrollment
Enrolled (PECOS I20081118000613); accepts Medicare assignment
Medical or professional school
New York Medical College, 2004
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 8405 Beverly Blvd

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

  1. Natalie Abellanosa, RNRegistered Nurse1023729688
  2. Tara Abrams, NPAcute Care Nurse Practitioner1114536679
  3. Petra Adams, PHARMDPharmacist Clinician (PhC)/ Clinical Pharmacy Specialist1225322928
  4. Raed Ahmed, PHARMDPharmacist1770916785
  5. Anita Artstein Dunsay, PSYD CA 16099Clinical Psychologist1205951274
  6. Victoria Chiu, D.M.D.General Practice Dentistry1245766542

Verify Janet Cheryl Yang in five checks

  1. 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
  2. 2LicenseActive license and public ordersMedical Board of California
    Search for license A93156
    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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76% fewer Medicare Part D claims than the average internal medicine physician in 2024

758 Medicare Part D claims for 328 beneficiaries, against an average of 3,176 among the 108,855 providers of this specialty who prescribed in Part D. Brand-name drugs were 17% of claims.

  1. Janet Yang758
  2. Specialty average3,176

Most prescribed

  1. Gavilyte-C198 claims
  2. Omeprazole114 claims
  3. Mesalamine88 claims
  4. Stelara48 claims
  5. Pantoprazole Sodium41 claims
  6. Ursodiol28 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 GroupOntario, CA

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

Janet Cheryl Yang among 17,696 internal medicine physician records in California

Janet Cheryl Yang, M.D., M.P.H. 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 2007, is newer than 44% of them.

  • NPI issued2007 · 44% of these records are older, 44% newer
  • In a Medicare fileYes · 79% of these records are
  • In the CMS Doctors and Clinicians fileYes · 63% of these records are
  • Graduated2004 · 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).

1,423 internal medicine physician records list a practice address in Los Angeles

They are 1,423 of the 69,537 NPPES records with a practice address in Los Angeles, and 17,696 internal medicine physician records in California.

The 8 internal medicine physician records with the nearest ZIP codes

  1. George Chaux, M.D.Los Angeles, CA 900481619938941
  2. Anish Desai, M.D.Los Angeles, CA 900481518928886
  3. Amanda Ewing, M.D.West Hollywood, CA 900481982661922
  4. Farshid Fararooy, M.D.Los Angeles, CA 900481922045939
  5. Eleonora Fedonenko, M.D.Los Angeles, CA 900481790721850
  6. Christina Harris, MDLos Angeles, CA 900481073553962
  7. Homayoon Khanlou, MDLos Angeles, CA 900481356335277
  8. Dorothy Lowe, M.D.Los Angeles, CA 900481275577835

Common questions

What is Janet Cheryl Yang, M.D., M.P.H.'s NPI number?

Janet Cheryl Yang, M.D., M.P.H.'s National Provider Identifier (NPI) is 1174721807, issued on Jul 3, 2007. An NPI identifies a provider in billing; it is not a license.

Where is Janet Cheryl Yang, M.D., M.P.H. located?

The NPPES record lists a practice address at 8405 Beverly Blvd, Los Angeles, CA, 90048. Phone: (323) 330-1648. Providers update this record themselves, so call before visiting.

How can I verify Janet Cheryl Yang, M.D., M.P.H.'s license?

NPPES lists California license number A93156, 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 Janet Cheryl Yang, M.D., M.P.H. prescribe under Medicare Part D?

In 2024, Janet Cheryl Yang, M.D., M.P.H. had 758 Medicare Part D claims for 328 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.