NPPES file of Aug 9, 2026

Shirleen Cheng, MD

Family Medicine Physician · Mountain View, CA

Shirleen Cheng, MD is a family medicine physician with a practice address in Mountain View, California, and NPI 1295475838, issued on Mar 31, 2022. Check the license (California A190344, 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
1295475838
Name
Shirleen Cheng
Credential
MD
Primary taxonomy
Family Medicine Physician 207Q00000X
License number
A190344 CA
Self-reported in NPPES; status is on the state search
Practice location
701 E EL Camino Real, Mountain View, CA 94040
Phone
(650) 404-8370
Enumerated
Mar 31, 2022
Record last updated
Dec 4, 2025
Medicare enrollment
Enrolled (PECOS I20251017004343); accepts Medicare assignment
Medical or professional school
State University Of New York At Stony Brook, School Of Medicine, 2022
Telehealth
Offers telehealth (CMS)
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 701 E EL Camino Real

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

  1. Aya Abou-Nasr, MDAnesthesiology Physician1982191672
  2. Jaimie Abraham, AGPCNP-BCFamily Nurse Practitioner1245757699
  3. Brooke Abrantes, PA-CSurgical Physician Assistant1316771298
  4. Faud Abuabara, M.D.MOHS-Micrographic Surgery Physician1164472890
  5. Felix Adler, M.D.Diagnostic Radiology Physician1801069729
  6. Olga Afanasiev, MD, PHDDermatology Physician1669869384

Verify Shirleen Cheng in five checks

  1. 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
  2. 2LicenseActive license and public ordersMedical Board of California
    Search for license A190344
    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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92% fewer Medicare Part D claims than the average family medicine physician in 2024

273 Medicare Part D claims for 101 beneficiaries, against an average of 3,544 among the 117,163 providers of this specialty who prescribed in Part D.

  1. Shirleen Cheng273
  2. Specialty average3,544

Most prescribed

  1. Losartan Potassium24 claims
  2. Atorvastatin Calcium23 claims
  3. Amlodipine Besylate14 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 2 group practices

  1. Permanente Medical Group IncSan Jose, CA
  2. Sutter Bay Medical FoundationLos Altos, CA

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

Shirleen Cheng among 17,133 family medicine physician records in California

Shirleen Cheng, MD is one of 17,133 family medicine physician records with a practice address in California. 81% of them appear in a Medicare file (Part D prescribing, MIPS, Open Payments or Medicare group billing); this one does. Its NPI, issued in 2022, is newer than 94% of them.

  • NPI issued2022 · 94% of these records are older, 3% newer
  • In a Medicare fileYes · 81% of these records are
  • In the CMS Doctors and Clinicians fileYes · 62% of these records are
  • Graduated2022 · median 2005 among the 10,652 with a school on file
  • Record last updated2025 · 58% of these records were not updated in five years or more

Source: CMS NPPES, file of Aug 9, 2026, every record with primary taxonomy 207Q00000X and a California practice address; Medicare files: CMS Part D Prescribers 2024, MIPS 2023, Open Payments 2024, Doctors and Clinicians (data.cms.gov).

60 family medicine physician records list a practice address in Mountain View

They are 60 of the 2,467 NPPES records with a practice address in Mountain View, and 17,133 family medicine physician records in California.

The 8 family medicine physician records with the nearest ZIP codes

  1. Mala Ahluwalia, MDMountain View, CA 940401831144898
  2. Philip Brosterhous, MDMountain View, CA 940401700847092
  3. Calvin Chen, MDMountain View, CA 940401659369544
  4. Christopher Chin, MDMountain View, CA 940401194776401
  5. Yaara Dror, MDMountain View, CA 940401457307084
  6. Patricia Einarson, MD, MBAMountain View, CA 940401750375796
  7. Fannie Huang, MDMountain View, CA 940401750321931
  8. James Laroy, M.DMountain View, CA 940401043265226

Common questions

What is Shirleen Cheng, MD's NPI number?

Shirleen Cheng, MD's National Provider Identifier (NPI) is 1295475838, issued on Mar 31, 2022. An NPI identifies a provider in billing; it is not a license.

Where is Shirleen Cheng, MD located?

The NPPES record lists a practice address at 701 E EL Camino Real, Mountain View, CA, 94040. Phone: (650) 404-8370. Providers update this record themselves, so call before visiting.

How can I verify Shirleen Cheng, MD's license?

NPPES lists California license number A190344, 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 Shirleen Cheng, MD prescribe under Medicare Part D?

In 2024, Shirleen Cheng, MD had 273 Medicare Part D claims for 101 beneficiaries; the average among family medicine physician prescribers was 3,544. 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.