Anna Lea Altshuler, MD
Obstetrics & Gynecology Physician · Stanford, CA
Anna Lea Altshuler, MD is an obstetrics & gynecology physician with a practice address in Stanford, California, and NPI 1447583877, issued on Sep 17, 2009. Check the license (California A124503, as entered in NPPES) on the Medical Board of California; the Medicare figures below come from public CMS files.
- Name
- Anna Lea Altshuler
- Credential
- MD
- Primary taxonomy
- Obstetrics & Gynecology Physician 207V00000X
- License numbers
- A124503 CA
ML60093363 WA
Self-reported in NPPES; status is on the state search - Practice location
- 300 Pasteur Dr # HG332, Stanford, CA 94305
- Phone
- (650) 725-5986
- Enumerated
- Sep 17, 2009
- Record last updated
- Mar 12, 2015 (not updated in 11 years: call before relying on the address or phone)
- Medicare enrollment
- Enrolled (PECOS I20130423000308); accepts Medicare assignment
- Medical or professional school
- University Of California, Irvine, California College Of Medicine, 2009
- Entity
- Type 1 · individual
8 nearest obstetrics & gynecology physician records → All 5,088 in California → Look up another NPI →
Verify Anna Lea Altshuler in five checks
- 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
- 2LicenseActive license and public ordersMedical Board of California
Search for license A124503Check the board - 3Other statesLicenses and actions elsewhereDocInfo (FSMB)Not checked
- 4ExclusionsMedicare and Medicaid bansHHS-OIG exclusion listNot checked
- 5CertificationBoard certificationABMS AOA NCCPA AANPNot checked
92% fewer Medicare Part D claims than the average obstetrics & gynecology physician in 2024
13 Medicare Part D claims, against an average of 165 among the 28,733 providers of this specialty who prescribed in Part D.
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.
The practice group's MIPS final score for 2023 (Medicare payment program): 91 of 100
The Merit-based Incentive Payment System score is reported for the practice group, not for one clinician alone. Four categories are weighted into the final score; the average among 454,083 clinicians with a measured score was 83.5.
Source: CMS Quality Payment Program, MIPS performance year 2023, group reporting; category weights for 2023 (qpp.cms.gov).
Bills Medicare through one group practice
- University OF California Sfgh Medical GroupSan Francisco, CA
Source: CMS Doctors and Clinicians National Downloadable File (the group practices a clinician bills Medicare through) (data.cms.gov).
Anna Lea Altshuler among 5,088 obstetrics & gynecology physician records in California
Anna Lea Altshuler, MD is one of 5,088 obstetrics & gynecology physician records with a practice address in California. 74% of them appear in a Medicare file (Part D prescribing, MIPS, Open Payments or Medicare group billing); this one does. Its NPI, issued in 2009, is newer than 66% of them.
- NPI issued2009 · 66% of these records are older, 30% newer
- In a Medicare fileYes · 74% of these records are
- In the CMS Doctors and Clinicians fileYes · 53% of these records are
- Graduated2009 · median 2004 among the 2,700 with a school on file
- Record last updated2015 · 64% of these records were not updated in five years or more
Source: CMS NPPES, file of Aug 9, 2026, every record with primary taxonomy 207V00000X and a California practice address; Medicare files: CMS Part D Prescribers 2024, MIPS 2023, Open Payments 2024, Doctors and Clinicians (data.cms.gov).
Obstetrics & Gynecology Physician providers in California
There are 5,088 obstetrics & gynecology physician records in California.
All 5,088 in California → Every provider in Stanford → Obstetrics & Gynecology Physician nationwide →
The 8 obstetrics & gynecology physician records with the nearest ZIP codes
- Rachel Chan Seay, MDStanford, CA 943051578790127
- Brooke Friedman, M.D.Stanford, CA 943051487836052
- Amreen Husain, MDStanford, CA 943051790856474
- Mary JacobsonStanford, CA 943051952443913
- Michelle Khan, MDStanford, CA 943051699970947
- Jonathan Kort, M.D.Stanford, CA 943051326364332
- Lisa Lee, MDStanford, CA 943051952374936
- Peter Nelson, MDStanford, CA 943051558497495
Common questions
What is Anna Lea Altshuler, MD's NPI number?
Anna Lea Altshuler, MD's National Provider Identifier (NPI) is 1447583877, issued on Sep 17, 2009. An NPI identifies a provider in billing; it is not a license.
Where is Anna Lea Altshuler, MD located?
The NPPES record lists a practice address at 300 Pasteur Dr # HG332, Stanford, CA, 94305. Phone: (650) 725-5986. Providers update this record themselves, so call before visiting.
How can I verify Anna Lea Altshuler, MD's license?
NPPES lists California license number A124503, 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 Anna Lea Altshuler, MD prescribe under Medicare Part D?
In 2024, Anna Lea Altshuler, MD had 13 Medicare Part D claims; the average among obstetrics & gynecology physician prescribers was 165. Part D covers Medicare prescriptions only.
What is Anna Lea Altshuler, MD's MIPS final score?
The 2023 MIPS final score is 91 of 100, reported for the practice group. The average among 454,083 clinicians with a measured score was 83.5.
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.