Daniel Robert Hersh, MD
Obstetrics & Gynecology Physician · Napa, CA
Daniel Robert Hersh, MD is an obstetrics & gynecology physician with a practice address in Napa, California, and NPI 1487625133, issued on Jan 31, 2006. Check the license (California G75069, as entered in NPPES) on the Medical Board of California; the Medicare figures below come from public CMS files.
- Name
- Daniel Robert Hersh
- Credential
- MD
- Primary taxonomy
- Obstetrics & Gynecology Physician 207V00000X
- License number
- G75069 CA
Self-reported in NPPES; status is on the state search - Practice location
- 1100 Trancas St, Napa, CA 94558
- Phone
- (707) 251-1850
- Enumerated
- Jan 31, 2006
- Record last updated
- Nov 3, 2021 (not updated in 5 years: call before relying on the address or phone)
- Fax
- (707) 226-1502
- Medicaid ID
- 00G750690 CA
- Medicare enrollment
- Enrolled (PECOS I20080617000796); accepts Medicare assignment
- Medical or professional school
- George Washington University School Of Medicine, 1991
- Entity
- Type 1 · individual
8 nearest obstetrics & gynecology physician records → All 5,088 in California → Look up another NPI →
Also registered at 1100 Trancas St
A shared address usually means a shared clinic or building; it does not show who employs whom.
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- Andrea Clarke, MDFamily Medicine Physician1598734709
- Lisa CucinellaMidwife1013108414
- Paul Dugan, M.D.Hematology & Oncology Physician1992770069
Verify Daniel Robert Hersh in five checks
- 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
- 2LicenseActive license and public ordersMedical Board of California
Search for license G75069Check the board - 3Other statesLicenses and actions elsewhereDocInfo (FSMB)Not checked
- 4ExclusionsMedicare and Medicaid bansHHS-OIG exclusion listNot checked
- 5CertificationBoard certificationABMS AOA NCCPA AANPNot checked
68% fewer Medicare Part D claims than the average obstetrics & gynecology physician in 2024
53 Medicare Part D claims for 23 beneficiaries, against an average of 165 among the 28,733 providers of this specialty who prescribed in Part D.
Most prescribed
- Estradiol22 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.
Industry payments in 2024: $347.08
14 payments; by number, the most common kind was food and beverage; the largest payer was Astellas Pharma US Inc. The 21,429 providers of this specialty with any payment received $1,030.61 on average. Payments are reported by manufacturers, not by the provider, and are not a sign of wrongdoing.
Source: CMS Open Payments, program year 2024 (openpaymentsdata.cms.gov); average among providers of this specialty with at least one payment.
Bills Medicare through one group practice
- Providence Medical FoundationNapa, CA
Source: CMS Doctors and Clinicians National Downloadable File (the group practices a clinician bills Medicare through) (data.cms.gov).
Daniel Robert Hersh among 5,088 obstetrics & gynecology physician records in California
Daniel Robert Hersh, 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
- Graduated1991 · median 2004 among the 2,700 with a school on file
- Record last updated2021 · 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 Napa → Obstetrics & Gynecology Physician nationwide →
The 8 obstetrics & gynecology physician records with the nearest ZIP codes
- Uma BediNapa, CA 945581659317618
- Jack Bergin, MDNapa, CA 945581265504096
- Donna Bodnar, MDNapa, CA 945581720166564
- Susana Gonzalez, MDNapa, CA 945581740202506
- Cheryl Henry, MDNapa, CA 945581396817128
- Anthony King, MDNapa, CA 945581225022601
- Rebecca Levy-Gantt, D.O.Napa, CA 945581528165263
- Kalie Li, D.O.Napa, CA 945581508158288
Common questions
What is Daniel Robert Hersh, MD's NPI number?
Daniel Robert Hersh, MD's National Provider Identifier (NPI) is 1487625133, issued on Jan 31, 2006. An NPI identifies a provider in billing; it is not a license.
Where is Daniel Robert Hersh, MD located?
The NPPES record lists a practice address at 1100 Trancas St, Napa, CA, 94558. Phone: (707) 251-1850. Providers update this record themselves, so call before visiting.
How can I verify Daniel Robert Hersh, MD's license?
NPPES lists California license number G75069, 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 Daniel Robert Hersh, MD prescribe under Medicare Part D?
In 2024, Daniel Robert Hersh, MD had 53 Medicare Part D claims for 23 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.