Doctor profile · Federal record

Dr. Paul Tyan

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

  • NPI 1740696186
  • Accepts Medicare
  • MIPS 52.2 / 100 · 2023
  • 14 yrs in practice
  • Male
  • Solo practice
  • No sanctions

Practice & contact

Operates at 3 locations .

NPPES Updated May 11, 2026
Primary practice
19450 Deerfield Ave Ste 460
Leesburg, VA 201766840
(571) 707-8522
fax (571) 707-8577
Additional location
1909 19Th Street, Nw, Apartment 102
Washington, DC 20009
(202) 445-4631
Additional location
4040 Fairfax Dr Ste 801
Arlington, VA 222031765
(571) 970-6050
fax (571) 970-6352
Mailing address
8110 Maple Lawn Blvd Ste 235
Fulton, MD 207592694

Credentials & registration

NPPES · NUCC
NPI registered
July 2014 — 12 yrs on file
Profile last updated
December 5, 2023
Year of graduation
2012 — 14 yrs since
Specialty taxonomy
207V00000X — NUCC code
State license (1)
Virginia #0101269434

Federal sanctions & exclusions

OIG LEIE Updated May 11, 2026

No sanctions, exclusions or revocations on file

Checked against OIG LEIE on NPI 1740696186. Last verified May 11, 2026.

Open Payments

Industry payments received

CMS Open Payments
All-time total
$439
Transactions
22
Manufacturers
8
Payer (manufacturer) Industry Txns Amount
Astellas Pharma US INC 9 $181.75
Organon LLC 5 $108.49
Sumitomo Pharma America, INC. 3 $60.85
Becton, Dickinson and Company 1 $22.71
Daiichi Sankyo INC. 1 $21.33
Pfizer INC. 1 $17.35
Mayne Pharma Commercial LLC 1 $13.49
Millicent US INC 1 $13.19

By nature of payment

Food and Beverage
$439

Frequently asked questions

Auto-generated from federal data
What is Dr. Paul Tyan's medical specialty?
Dr. Paul Tyan practices Obstetrics & Gynecology Physician in Leesburg, VA.
Where does Dr. Paul Tyan practice?
Dr. Paul Tyan practices at 19450 Deerfield Ave Ste 460, Leesburg, VA 201766840. Office phone: 5717078522.
What is Dr. Paul Tyan's NPI?
Dr. Paul Tyan's National Provider Identifier (NPI) is 1740696186, issued by NPPES.
Does Dr. Paul Tyan accept Medicare assignment?
Yes. Dr. Paul Tyan accepts Medicare assignment, meaning Medicare-allowed amounts are accepted as full payment for covered services.