Doctor profile · Federal record

Dr. Antoinette Saddler, MD

Gastroenterology Physician (CMS: Gastroenterology) · Gastroenterology Physician · Washington, DC

  • NPI 1437105533
  • Accepts Medicare
  • 40 yrs in practice
  • Licensed in 2 states
  • Female
  • Group practice
  • No sanctions

Practice & contact

NPPES Updated May 11, 2026
Primary practice
2150 Pennsylvania Ave Nw, Dept. of Medicine
Washington, DC 200373201
(202) 741-3333

Credentials & registration

NPPES · NUCC
NPI registered
May 2006 — 20 yrs on file
Profile last updated
May 14, 2023
Year of graduation
1986 — 40 yrs since
Specialty taxonomy
207RG0100X — NUCC code
State licenses (2)
District of Columbia #MD036008 · Virginia #0101653468

Federal sanctions & exclusions

OIG LEIE Updated May 11, 2026

No sanctions, exclusions or revocations on file

Checked against OIG LEIE on NPI 1437105533. Last verified May 11, 2026.

Medicare procedures · 2023

Top services delivered

CMS Provider Utilization
Total services
178
Distinct HCPCS
6
Medicare allowed
$30,028
HCPCS Description Services Patients Avg allowed
99204 New patient office or other outpatient visit, 45-59 minutes 55 55 $190
99214 Established patient office or other outpatient visit, 30-39 minutes 50 36 $145
45380 Biopsy of large bowel using a flexible endoscope 29 28 $196
43239 Biopsy of esophagus, stomach, and/or upper small bowel using a flexible endoscope 18 17 $129
99203 New patient office or other outpatient visit, 30-44 minutes 13 13 $129
99215 Established patient office or other outpatient visit, 40-54 minutes 13 13 $204

In context: peer comparison

Among 24 peers in this city , average services per provider: 72. This provider delivers 2.5× the peer median.

Medicare Part D · 2023

Top prescriptions

CMS Part D Prescriber
Total claims
23
Patients
0
Total drug cost
$554
Drug Type Claims Patients Total cost
Omeprazole Generic 12 0 $212
Peg 3350-Electrolyte (Sodium Chloride/Nahco3/Kcl/Peg) Brand 11 0 $342

Frequently asked questions

Auto-generated from federal data
What is Dr. Antoinette Saddler's medical specialty?
Dr. Antoinette Saddler practices Gastroenterology Physician in Washington, DC.
Where does Dr. Antoinette Saddler practice?
Dr. Antoinette Saddler practices at 2150 Pennsylvania Ave Nw, Washington, DC 200373201. Office phone: 2027413333.
What is Dr. Antoinette Saddler's NPI?
Dr. Antoinette Saddler's National Provider Identifier (NPI) is 1437105533, issued by NPPES.
Does Dr. Antoinette Saddler accept Medicare assignment?
Yes. Dr. Antoinette Saddler accepts Medicare assignment, meaning Medicare-allowed amounts are accepted as full payment for covered services.
What procedures does Dr. Antoinette Saddler commonly perform?
Top Medicare-reported procedures in 2023: New patient office or other outpatient visit (HCPCS 99204); Established patient office or other outpatient visit (HCPCS 99214); Biopsy of large bowel using a flexible endoscope (HCPCS 45380). Source: CMS Medicare Physician & Other Practitioners file.