Doctor profile · Federal record

Dr. Katherine Johnson, MD

Obstetrics & Gynecology Physician (CMS: Obstetrics/Gynecology) · Seattle, WA

  • NPI 1295707289
  • Accepts Medicare
  • MIPS 87.0 / 100 · 2023
  • 33 yrs in practice
  • Female
  • Group practice
  • No sanctions

Practice & contact

Operates at 3 locations .

NPPES Updated May 11, 2026
Primary practice
1959 Ne Pacific St
Seattle, WA 981950001
(206) 597-5242
Additional location
325 9Th Ave
Seattle, WA 981042420
Additional location
4060 East Stevens Way Ne
Seattle, WA 981950001
Mailing address
Po Box 50095
Seattle, WA 981455095

Credentials & registration

NPPES · NUCC
NPI registered
February 2006 — 20 yrs on file
Profile last updated
July 17, 2025
Year of graduation
1993 — 33 yrs since
Specialty taxonomy
207V00000X — NUCC code
State license (1)
Washington #MD00033343
Medicaid
WA #8234940

Federal sanctions & exclusions

OIG LEIE Updated May 11, 2026

No sanctions, exclusions or revocations on file

Checked against OIG LEIE on NPI 1295707289. Last verified May 11, 2026.

Open Payments

Industry payments received

CMS Open Payments
All-time total
$99
Transactions
1
Manufacturers
1
Payer (manufacturer) Industry Txns Amount
Janssen Biotech, INC. 1 $98.56

By nature of payment

Food and Beverage
$99

Frequently asked questions

Auto-generated from federal data
What is Dr. Katherine Johnson's medical specialty?
Dr. Katherine Johnson practices Obstetrics & Gynecology Physician in Seattle, WA.
Where does Dr. Katherine Johnson practice?
Dr. Katherine Johnson practices at 1959 Ne Pacific St, Seattle, WA 981950001. Office phone: 2065975242.
What is Dr. Katherine Johnson's NPI?
Dr. Katherine Johnson's National Provider Identifier (NPI) is 1295707289, issued by NPPES.
Does Dr. Katherine Johnson accept Medicare assignment?
Yes. Dr. Katherine Johnson accepts Medicare assignment, meaning Medicare-allowed amounts are accepted as full payment for covered services.