Doctor profile · Federal record

Dr. Mark Hathaway, MD

Obstetrics & Gynecology Physician · Obstetrics & Gynecology Physician · Washington, DC

  • NPI 1720068133
  • 20 yrs on file
  • Licensed in 2 states
  • Male
  • Group practice
  • No sanctions

Practice & contact

Operates at 2 locations .

NPPES Updated May 11, 2026
Primary practice
1225 4Th St Ne
Washington, DC 200023431
(202) 347-8512
Additional location
19650 Club House RD # 101
Montgomery Village, MD 208863003
(301) 208-1300

Credentials & registration

NPPES · NUCC
NPI registered
January 2006 — 20 yrs on file
Profile last updated
March 21, 2025
Specialty taxonomy
207V00000X — NUCC code
State licenses (2)
District of Columbia #MD21559 · Maryland #D0052934
Medicaid (2)
DC #025687900 · DC #759210800

Federal sanctions & exclusions

OIG LEIE Updated May 11, 2026

No sanctions, exclusions or revocations on file

Checked against OIG LEIE on NPI 1720068133. Last verified May 11, 2026.

Open Payments

Industry payments received

CMS Open Payments
All-time total
$44,214
Transactions
88
Manufacturers
2
Payer (manufacturer) Industry Txns Amount
Organon Llc 87 $43,863.55
Bayer Healthcare Pharmaceuticals Inc. 1 $350.00

By nature of payment

Compensation for serving as faculty or as a speaker for a medical education program
$41,896
Travel and Lodging
$1,534
Food and Beverage
$434
Consulting Fee
$350

Frequently asked questions

Auto-generated from federal data
What is Dr. Mark Hathaway's medical specialty?
Dr. Mark Hathaway practices Obstetrics & Gynecology Physician in Washington, DC.
Where does Dr. Mark Hathaway practice?
Dr. Mark Hathaway practices at 1225 4Th St Ne, Washington, DC 200023431. Office phone: 2023478512.
What is Dr. Mark Hathaway's NPI?
Dr. Mark Hathaway's National Provider Identifier (NPI) is 1720068133, issued by NPPES.