Claire Helen Gilbert Packer, MD, MPH
Obstetrics & Gynecology Physician · San Francisco, CA
Claire Helen Gilbert Packer, MD, MPH is an obstetrics & gynecology physician with a practice address in San Francisco, California, and NPI 1730641275, issued on Apr 3, 2019. Check the license (California A208132, as entered in NPPES) on the Medical Board of California; the Medicare figures below come from public CMS files.
- Name
- Claire Helen Gilbert Packer
- Credential
- MD, MPH
- Primary taxonomy
- Obstetrics & Gynecology Physician 207V00000X
- License numbers
- A208132 CA
293210 MA
Self-reported in NPPES; status is on the state search - Practice location
- 1975 4TH St, San Francisco, CA 94143
- Phone
- (415) 353-2566
- Enumerated
- Apr 3, 2019
- Record last updated
- Jul 16, 2026
- Fax
- (415) 353-3533
- Entity
- Type 1 · individual
8 nearest obstetrics & gynecology physician records → All 5,088 in California → Look up another NPI →
Also registered at 1975 4TH St
A shared address usually means a shared clinic or building; it does not show who employs whom.
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Verify Claire Helen Gilbert Packer in five checks
- 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
- 2LicenseActive license and public ordersMedical Board of California
Search for license A208132Check the board - 3Other statesLicenses and actions elsewhereDocInfo (FSMB)Not checked
- 4ExclusionsMedicare and Medicaid bansHHS-OIG exclusion listNot checked
- 5CertificationBoard certificationABMS AOA NCCPA AANPNot checked
52% fewer Medicare Part D claims than the average obstetrics & gynecology physician in 2024
79 Medicare Part D claims for 35 beneficiaries, against an average of 165 among the 28,733 providers of this specialty who prescribed in Part D. 23 claims were for opioids.
Most prescribed
- Oxycodone Hcl13 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.
Claire Helen Gilbert Packer among 5,088 obstetrics & gynecology physician records in California
Claire Helen Gilbert Packer, MD, MPH 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 2019, is newer than 92% of them.
- NPI issued2019 · 92% of these records are older, 6% newer
- In a Medicare fileYes · 74% of these records are
- In the CMS Doctors and Clinicians fileNo · 53% of these records are
- Record last updated2026 · 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 San Francisco → Obstetrics & Gynecology Physician nationwide →
The 8 obstetrics & gynecology physician records with the nearest ZIP codes
- Sonia Badheka, D.O.San Francisco, CA 941431013207547
- Elizabeth Blumenthal, MDSan Francisco, CA 941431164759916
- Jocelyn ChapmanSan Francisco, CA 941431770810590
- Alissa Erogbogbo, MDSan Francisco, CA 941431629234554
- Erica Johnstone, M.D.San Francisco, CA 941431487773263
- Karen McCune, MDSan Francisco, CA 941431326197633
- Jennifer McNallySan Francisco, CA 941431699054718
- Amy Murtha, M.D.San Francisco, CA 941431013066034
Common questions
What is Claire Helen Gilbert Packer, MD, MPH's NPI number?
Claire Helen Gilbert Packer, MD, MPH's National Provider Identifier (NPI) is 1730641275, issued on Apr 3, 2019. An NPI identifies a provider in billing; it is not a license.
Where is Claire Helen Gilbert Packer, MD, MPH located?
The NPPES record lists a practice address at 1975 4TH St, San Francisco, CA, 94143. Phone: (415) 353-2566. Providers update this record themselves, so call before visiting.
How can I verify Claire Helen Gilbert Packer, MD, MPH's license?
NPPES lists California license number A208132, 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 Claire Helen Gilbert Packer, MD, MPH prescribe under Medicare Part D?
In 2024, Claire Helen Gilbert Packer, MD, MPH had 79 Medicare Part D claims for 35 beneficiaries; the average among obstetrics & gynecology physician prescribers was 165. 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.