Doctor profile · Federal record

Dr. Kathryn Wilkinson O'Brien, M.D.

Obstetrics & Gynecology Physician (CMS: Obstetrics/Gynecology) · Student in an Organized Health Care Education/Training Program · Washington, DC

  • NPI 1346506680
  • Accepts Medicare
  • MIPS 52.2 / 100 · 2023
  • 14 yrs in practice
  • Female
  • Group practice
  • No sanctions

Practice & contact

Operates at 2 locations .

NPPES Updated May 11, 2026
Primary practice
2120 L St Nw Ste 700
Washington, DC 200371543
(202) 331-9293
fax (202) 659-0485
Additional location
2150 Pennsylvania Ave Nw
Washington, DC 200373201
(202) 741-3000
Mailing address
8110 Maple Lawn Blvd Ste 235
Fulton, MD 207592694

Credentials & registration

NPPES · NUCC
NPI registered
April 2012 — 14 yrs on file
Profile last updated
September 26, 2022
Year of graduation
2012 — 14 yrs since
Specialty taxonomy
207V00000X — NUCC code
State license (1)
District of Columbia #MD044156

Federal sanctions & exclusions

OIG LEIE Updated May 11, 2026

No sanctions, exclusions or revocations on file

Checked against OIG LEIE on NPI 1346506680. Last verified May 11, 2026.

Open Payments

Industry payments received

CMS Open Payments
All-time total
$252
Transactions
11
Manufacturers
8
Payer (manufacturer) Industry Txns Amount
Organon LLC 2 $54.03
Sumitomo Pharma America, INC. 2 $46.07
Exeltis, USA INC. 2 $41.82
Sanofi Pasteur INC. 1 $33.14
Daiichi Sankyo INC. 1 $23.45
Bayer Healthcare Pharmaceuticals INC. 1 $20.42
Exact Sciences Corporation 1 $18.50
ViiV Healthcare Company 1 $14.49

By nature of payment

Food and Beverage
$252

Medicare Part D · 2023

Top prescriptions

CMS Part D Prescriber
Total claims
11
Patients
0
Total drug cost
$421
Drug Type Claims Patients Total cost
Estradiol (Once Weekly) (Estradiol) Brand 11 0 $421

Frequently asked questions

Auto-generated from federal data
What is Dr. Kathryn Wilkinson O'Brien's medical specialty?
Dr. Kathryn Wilkinson O'Brien practices Obstetrics & Gynecology Physician in Washington, DC.
Where does Dr. Kathryn Wilkinson O'Brien practice?
Dr. Kathryn Wilkinson O'Brien practices at 2120 L St Nw Ste 700, Washington, DC 200371543. Office phone: 2023319293.
What is Dr. Kathryn Wilkinson O'Brien's NPI?
Dr. Kathryn Wilkinson O'Brien's National Provider Identifier (NPI) is 1346506680, issued by NPPES.
Does Dr. Kathryn Wilkinson O'Brien accept Medicare assignment?
Yes. Dr. Kathryn Wilkinson O'Brien accepts Medicare assignment, meaning Medicare-allowed amounts are accepted as full payment for covered services.