Doctor profile · Federal record

Dr. Troy Williams, M.D.

Obstetrics & Gynecology Physician (CMS: Obstetrics/Gynecology) · Hospice and Palliative Medicine (Obstetrics & Gynecology) Physician · Westlake Village, CA

  • NPI 1093929630
  • Accepts Medicare
  • 24 yrs in practice
  • Licensed in 2 states
  • Male
  • Solo practice
  • No sanctions

Practice & contact

NPPES Updated May 11, 2026
Primary practice
32144 Agoura RD, Suite 207
Westlake Village, CA 913614031
(818) 597-9300
fax (818) 597-9328

Credentials & registration

NPPES · NUCC
NPI registered
May 2007 — 19 yrs on file
Profile last updated
August 4, 2011
Year of graduation
2002 — 24 yrs since
Specialty taxonomy
207V00000X — NUCC code
State licenses (2)
California #A103922 · Michigan #4301080639
Medicaid
CA #1467607127

Federal sanctions & exclusions

OIG LEIE Updated May 11, 2026

No sanctions, exclusions or revocations on file

Checked against OIG LEIE on NPI 1093929630. Last verified May 11, 2026.

Open Payments

Industry payments received

CMS Open Payments
All-time total
$352
Transactions
15
Manufacturers
7
Payer (manufacturer) Industry Txns Amount
Aspira Women's Health INC 5 $123.75
Novo Nordisk INC 5 $99.53
Exact Sciences Corporation 1 $34.64
Sage Therapeutics, INC. 1 $32.33
Sumitomo Pharma America, INC. 1 $27.94
Becton, Dickinson and Company 1 $18.67
Pfizer INC. 1 $15.22

By nature of payment

Food and Beverage
$352

Frequently asked questions

Auto-generated from federal data
What is Dr. Troy Williams's medical specialty?
Dr. Troy Williams practices Obstetrics & Gynecology Physician in Westlake Village, CA.
Where does Dr. Troy Williams practice?
Dr. Troy Williams practices at 32144 Agoura RD, Westlake Village, CA 913614031. Office phone: 8185979300.
What is Dr. Troy Williams's NPI?
Dr. Troy Williams's National Provider Identifier (NPI) is 1093929630, issued by NPPES.
Does Dr. Troy Williams accept Medicare assignment?
Yes. Dr. Troy Williams accepts Medicare assignment, meaning Medicare-allowed amounts are accepted as full payment for covered services.