Doctor profile · Federal record

Dr. ANTHONY KOSINSKI, M.D.

Obstetrics & Gynecology Physician (CMS: OBSTETRICS/GYNECOLOGY) · Obstetrics & Gynecology Physician · PETALUMA, CA

  • NPI 1588656631
  • Accepts Medicare
  • 33 yrs in practice
  • Licensed in 2 states
  • Male
  • Group practice
  • No sanctions

Practice & contact

NPPES Updated May 11, 2026
Primary practice
1550A PROFESSIONAL DRIVE, SUITE 100
PETALUMA, CA 94954
(707) 763-2900
fax (707) 763-2990

Credentials & registration

NPPES · NUCC
NPI registered
August 2005 — 21 yrs on file
Profile last updated
July 16, 2013
Year of graduation
1993 — 33 yrs since
Specialty taxonomy
207V00000X — NUCC code
State licenses (2)
California #G88554 · Illinois #036092161

Federal sanctions & exclusions

OIG LEIE Updated May 11, 2026

No sanctions, exclusions or revocations on file

Checked against OIG LEIE on NPI 1588656631. Last verified May 11, 2026.

Medicare procedures · 2023

Top services delivered

CMS Provider Utilization
Total services
190
Distinct HCPCS
6
Medicare allowed
$19,671
HCPCS Description Services Patients Avg allowed
99213 Established patient office or other outpatient visit, 20-29 minutes 120 86 $97
99203 New patient office or other outpatient visit, 30-44 minutes 20 20 $121
99204 New patient office or other outpatient visit, 45-59 minutes 17 17 $180
51701 Insertion of temporary bladder tube 11 11 $49
99214 Established patient office or other outpatient visit, 30-39 minutes 11 11 $139
G0101 Cervical or vaginal cancer screening; pelvic and clinical breast examination 11 11 $43

In context: peer comparison

Among 2 peers in this city , average services per provider: 31. This provider delivers 6.1× the peer median.

Open Payments

Industry payments received

CMS Open Payments
All-time total
$232
Transactions
12
Manufacturers
8
Payer (manufacturer) Industry Txns Amount
PFIZER INC. 2 $68.68
Astellas Pharma US Inc 2 $37.81
Smith+Nephew, Inc. 1 $30.63
Medtronic, Inc. 1 $22.70
Organon Llc 2 $21.71
Biogen, Inc. 1 $17.34
Merck Sharp & Dohme LLC 1 $16.79
MAYNE PHARMA COMMERCIAL LLC 2 $16.38

By nature of payment

Food and Beverage
$232

Medicare Part D · 2023

Top prescriptions

CMS Part D Prescriber
Total claims
246
Patients
68
Total drug cost
$39,640
Drug Type Claims Patients Total cost
Estradiol Generic 92 36 $11,415
Clotrimazole-Betamethasone (Clotrimazole/Betamethasone Dip) Brand 30 21 $1,334
Estring (Estradiol) Brand 17 0 $9,328
Progesterone (Progesterone, Micronized) Brand 17 0 $906
Premarin (Estrogens, Conjugated) Brand 16 0 $8,591
Tolterodine Tartrate Er (Tolterodine Tartrate) Brand 16 0 $955
Amoxicillin Generic 12 0 $191
Clobetasol Propionate Generic 12 11 $239
Darifenacin Er (Darifenacin Hydrobromide) Brand 12 0 $2,814
Solifenacin Succinate Generic 11 0 $1,518