Rachel Michelle Hartshorn, MD
Obstetrics & Gynecology Physician · Richmond, CA
Rachel Michelle Hartshorn, MD is an obstetrics & gynecology physician with a practice address in Richmond, California, and NPI 1609971746, issued on Sep 13, 2006. Check the license (California A72140, as entered in NPPES) on the Medical Board of California; the Medicare figures below come from public CMS files.
- Name
- Rachel Michelle Hartshorn
- Credential
- MD
- Primary taxonomy
- Obstetrics & Gynecology Physician 207V00000X
- License number
- A72140 CA
Self-reported in NPPES; status is on the state search - Practice location
- 901 Nevin Ave, Richmond, CA 94801
- Phone
- (510) 307-2052
- Enumerated
- Sep 13, 2006
- Record last updated
- Jan 8, 2022
- Medicare enrollment
- Enrolled (PECOS I20081104000781); accepts Medicare assignment
- Medical or professional school
- University Of California, San Francisco School Of Medicine, 1998
- Entity
- Type 1 · individual
8 nearest obstetrics & gynecology physician records → All 5,088 in California → Look up another NPI →
Also registered at 901 Nevin Ave
A shared address usually means a shared clinic or building; it does not show who employs whom.
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- Mary Ackerman, NPAdult Health Nurse Practitioner1154406155
- Kian AdabiNeurology Physician1528626710
- Samina Agha, MDHospitalist Physician1548345200
- Jessica Alfonso, RRTRegistered Respiratory Therapist1295507598
Verify Rachel Michelle Hartshorn in five checks
- 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
- 2LicenseActive license and public ordersMedical Board of California
Search for license A72140Check the board - 3Other statesLicenses and actions elsewhereDocInfo (FSMB)Not checked
- 4ExclusionsMedicare and Medicaid bansHHS-OIG exclusion listNot checked
- 5CertificationBoard certificationABMS AOA NCCPA AANPNot checked
55% more Medicare Part D claims than the average obstetrics & gynecology physician in 2024
255 Medicare Part D claims for 92 beneficiaries, against an average of 165 among the 28,733 providers of this specialty who prescribed in Part D. Brand-name drugs were 12% of claims.
Most prescribed
- Estradiol71 claims
- Fluconazole26 claims
- Estring16 claims
- Yuvafem14 claims
- Acyclovir11 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
- Permanente Medical Group IncAlameda, CA
Source: CMS Doctors and Clinicians National Downloadable File (the group practices a clinician bills Medicare through) (data.cms.gov).
Rachel Michelle Hartshorn among 5,088 obstetrics & gynecology physician records in California
Rachel Michelle Hartshorn, 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 2006, is newer than 5% of them.
- NPI issued2006 · 5% of these records are older, 52% newer
- In a Medicare fileYes · 74% of these records are
- In the CMS Doctors and Clinicians fileYes · 53% of these records are
- Graduated1998 · median 2004 among the 2,700 with a school on file
- Record last updated2022 · 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 Richmond → Obstetrics & Gynecology Physician nationwide →
The 8 obstetrics & gynecology physician records with the nearest ZIP codes
- Erica Canales, MDRichmond, CA 948011154381234
- Tracy Flanagan, MDRichmond, CA 948011538244298
- Renee Fogelberg, MDRichmond, CA 948011336224005
- Betty Lin, MDRichmond, CA 948011134204803
- Nora Salvador, MDRichmond, CA 948011972688646
- Tracy Seo, MDRichmond, CA 948011154406825
- Nancy Solh, M.D.Richmond, CA 948011982861951
- Barbara Thompson, MDRichmond, CA 948011871678532
Common questions
What is Rachel Michelle Hartshorn, MD's NPI number?
Rachel Michelle Hartshorn, MD's National Provider Identifier (NPI) is 1609971746, issued on Sep 13, 2006. An NPI identifies a provider in billing; it is not a license.
Where is Rachel Michelle Hartshorn, MD located?
The NPPES record lists a practice address at 901 Nevin Ave, Richmond, CA, 94801. Phone: (510) 307-2052. Providers update this record themselves, so call before visiting.
How can I verify Rachel Michelle Hartshorn, MD's license?
NPPES lists California license number A72140, 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 Rachel Michelle Hartshorn, MD prescribe under Medicare Part D?
In 2024, Rachel Michelle Hartshorn, MD had 255 Medicare Part D claims for 92 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.