Doctor profile · Federal record

Dr. Daniel Hersh, MD

Obstetrics & Gynecology Physician (CMS: Obstetrics/Gynecology) · Napa, CA

  • NPI 1487625133
  • Accepts Medicare
  • 35 yrs in practice
  • Male
  • Group practice
  • No sanctions

Practice & contact

NPPES Updated May 11, 2026
Primary practice
1100 Trancas St, Suite 209
Napa, CA 945582900
(707) 251-1850
fax (707) 226-1502

Credentials & registration

NPPES · NUCC
NPI registered
January 2006 — 20 yrs on file
Profile last updated
November 3, 2021
Year of graduation
1991 — 35 yrs since
Specialty taxonomy
207V00000X — NUCC code
State license (1)
California #G75069
Medicaid
CA #00G750690

Federal sanctions & exclusions

OIG LEIE Updated May 11, 2026

No sanctions, exclusions or revocations on file

Checked against OIG LEIE on NPI 1487625133. Last verified May 11, 2026.

Medicare procedures · 2023

Top services delivered

CMS Provider Utilization
Total services
21
Distinct HCPCS
1
Medicare allowed
$3,002
HCPCS Description Services Patients Avg allowed
99214 Established patient office or other outpatient visit, 30-39 minutes 21 14 $143

In context: peer comparison

Among 5 peers in Napa Obstetrics & Gynecology Physician, average services per provider: 65. This provider delivers 0.3× the peer median.

Open Payments

Industry payments received

CMS Open Payments
All-time total
$347
Transactions
14
Manufacturers
9
Payer (manufacturer) Industry Txns Amount
Astellas Pharma US INC 3 $89.85
Abbvie INC. 2 $58.19
Organon LLC 3 $43.86
Hologic Sales and Service, LLC 1 $37.28
Pfizer INC. 1 $36.85
Minerva Surgical, INC 1 $23.54
Sumitomo Pharma America, INC. 1 $19.91
Ethicon US, LLC 1 $18.85
Avanos Medical 1 $18.75

By nature of payment

Food and Beverage
$347

Medicare Part D · 2023

Top prescriptions

CMS Part D Prescriber
Total claims
22
Patients
0
Total drug cost
$842
Drug Type Claims Patients Total cost
Estradiol Generic 22 0 $842

Hospital affiliations

CMS Hospital Compare

Frequently asked questions

Auto-generated from federal data
What is Dr. Daniel Hersh's medical specialty?
Dr. Daniel Hersh practices Obstetrics & Gynecology Physician in Napa, CA.
Where does Dr. Daniel Hersh practice?
Dr. Daniel Hersh practices at 1100 Trancas St, Napa, CA 945582900. Office phone: 7072511850.
What is Dr. Daniel Hersh's NPI?
Dr. Daniel Hersh's National Provider Identifier (NPI) is 1487625133, issued by NPPES.
Does Dr. Daniel Hersh accept Medicare assignment?
Yes. Dr. Daniel Hersh accepts Medicare assignment, meaning Medicare-allowed amounts are accepted as full payment for covered services.
What procedures does Dr. Daniel Hersh commonly perform?
Top Medicare-reported procedures in 2023: Established patient office or other outpatient visit (HCPCS 99214). Source: CMS Medicare Physician & Other Practitioners file.