Doctor profile · Federal record

Dr. Katherine Stewart, M.D.

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

  • NPI 1265723647
  • MIPS 74.4 / 100 · 2023
  • 15 yrs in practice
  • Female
  • Solo practice
  • No sanctions

Practice & contact

NPPES Updated May 11, 2026
Primary practice
Department of Gynecology and Obstetrics, 600 North Wolfe Street, Phipps 279
Baltimore, MD 212870001
(410) 955-6710
Mailing address
1200 S Conkling St Apt 345
Baltimore, MD 212245323

Credentials & registration

NPPES · NUCC
NPI registered
April 2011 — 15 yrs on file
Profile last updated
July 29, 2019
Year of graduation
2011 — 15 yrs since
Specialty taxonomy
207V00000X — NUCC code
State license (1)
Texas #R3761
Medicaid
TX #398438701

Federal sanctions & exclusions

OIG LEIE Updated May 11, 2026

No sanctions, exclusions or revocations on file

Checked against OIG LEIE on NPI 1265723647. Last verified May 11, 2026.

Medicare procedures · 2023

Top services delivered

CMS Provider Utilization
Total services
144
Distinct HCPCS
4
Medicare allowed
$24,686
HCPCS Description Services Patients Avg allowed
99205 New patient office or other outpatient visit, 60-74 minutes 45 45 $231
99214 Established patient office or other outpatient visit, 30-39 minutes 43 33 $134
99215 Established patient office or other outpatient visit, 40-54 minutes 34 30 $188
99213 Established patient office or other outpatient visit, 20-29 minutes 22 15 $95

In context: peer comparison

Among 32 peers in this city , average services per provider: 36. This provider delivers 4.0× the peer median.

Open Payments

Industry payments received

CMS Open Payments
All-time total
$50
Transactions
2
Manufacturers
2
Payer (manufacturer) Industry Txns Amount
GlaxoSmithKline, LLC. 1 $39.99
INTUITIVE SURGICAL, INC. 1 $10.43

By nature of payment

Food and Beverage
$50

Medicare Part D · 2023

Top prescriptions

CMS Part D Prescriber
Total claims
11
Patients
0
Total drug cost
$7,609
Drug Type Claims Patients Total cost
Eliquis (Apixaban) Brand 11 0 $7,609

Hospital affiliations

CMS Hospital Compare

Frequently asked questions

Auto-generated from federal data
What is Dr. Katherine Stewart's medical specialty?
Dr. Katherine Stewart practices Obstetrics & Gynecology Physician in Baltimore, MD.
Where does Dr. Katherine Stewart practice?
Dr. Katherine Stewart practices at Department of Gynecology and Obstetrics, Baltimore, MD 212870001. Office phone: 4109556710.
What is Dr. Katherine Stewart's NPI?
Dr. Katherine Stewart's National Provider Identifier (NPI) is 1265723647, issued by NPPES.
Does Dr. Katherine Stewart accept Medicare assignment?
Dr. Katherine Stewart does not accept Medicare assignment for all services. Patients may be billed amounts beyond Medicare-allowed charges.
What procedures does Dr. Katherine Stewart commonly perform?
Top Medicare-reported procedures in 2023: New patient office or other outpatient visit (HCPCS 99205); Established patient office or other outpatient visit (HCPCS 99214); Established patient office or other outpatient visit (HCPCS 99215). Source: CMS Medicare Physician & Other Practitioners file.