Doctor profile · Federal record

Dr. Angela Hsu

Student in an Organized Health Care Education/Training Program (CMS: Gastroenterology) · Gastroenterology Physician · Washington, DC

  • NPI 1346773199
  • Accepts Medicare
  • 9 yrs in practice
  • Female
  • Solo practice
  • No sanctions

Practice & contact

NPPES Updated May 11, 2026
Primary practice
3800 Reservoir RD Nw, Dept of Medicine
Washington, DC 200072113
(202) 444-8168
fax (877) 303-1460
Mailing address
333 City Blvd W Ste 400
Orange, CA 928682994

Credentials & registration

NPPES · NUCC
NPI registered
April 2017 — 9 yrs on file
Profile last updated
June 9, 2023
Year of graduation
2017 — 9 yrs since
Specialty taxonomy
390200000X — NUCC code
State license (1)
California #A159757

Federal sanctions & exclusions

OIG LEIE Updated May 11, 2026

No sanctions, exclusions or revocations on file

Checked against OIG LEIE on NPI 1346773199. Last verified May 11, 2026.

Medicare procedures · 2023

Top services delivered

CMS Provider Utilization
Total services
172
Distinct HCPCS
6
Medicare allowed
$18,235
HCPCS Description Services Patients Avg allowed
88305 Pathology examination of tissue using a microscope, intermediate complexity 82 23 $49
99204 New patient office or other outpatient visit, 45-59 minutes 29 29 $198
45385 Removal of polyps or growths of large bowel using an endoscope with mechanical snare 19 19 $284
G0500 Moderate sedation services provided by the same physician or other qualified health care professional performing a gastrointestinal endoscopic service that sedation supports, requiring the presence of an independent trained observer to assist in the monito 16 16 $6
99203 New patient office or other outpatient visit, 30-44 minutes 15 15 $134
43239 Biopsy of esophagus, stomach, and/or upper small bowel using a flexible endoscope 11 11 $92

In context: peer comparison

Among 12 peers in Washington Student in an Organized Health Care Education/Training Program, average services per provider: 123. This provider delivers 1.4× the peer median.

Open Payments

Industry payments received

CMS Open Payments
All-time total
$467
Transactions
17
Manufacturers
3
Payer (manufacturer) Industry Txns Amount
Abbvie INC. 14 $207.24
Janssen Biotech, INC. 2 $135.00
Phathom Pharmaceuticals, INC. 1 $124.28

By nature of payment

Food and Beverage
$467

Medicare Part D · 2023

Top prescriptions

CMS Part D Prescriber
Total claims
75
Patients
68
Total drug cost
$1,623
Drug Type Claims Patients Total cost
Peg 3350-Electrolyte (Sodium Chloride/Nahco3/Kcl/Peg) Brand 58 55 $1,355
Omeprazole Generic 17 13 $267

Frequently asked questions

Auto-generated from federal data
What is Dr. Angela Hsu's medical specialty?
Dr. Angela Hsu practices Student in an Organized Health Care Education/Training Program in Washington, DC.
Where does Dr. Angela Hsu practice?
Dr. Angela Hsu practices at 3800 Reservoir RD Nw, Washington, DC 200072113. Office phone: 2024448168.
What is Dr. Angela Hsu's NPI?
Dr. Angela Hsu's National Provider Identifier (NPI) is 1346773199, issued by NPPES.
Does Dr. Angela Hsu accept Medicare assignment?
Yes. Dr. Angela Hsu accepts Medicare assignment, meaning Medicare-allowed amounts are accepted as full payment for covered services.
What procedures does Dr. Angela Hsu commonly perform?
Top Medicare-reported procedures in 2023: Pathology examination of tissue using a microscope, intermediate complexity (HCPCS 88305); New patient office or other outpatient visit (HCPCS 99204); Removal of polyps or growths of large bowel using an endoscope with mechanical snare (HCPCS 45385). Source: CMS Medicare Physician & Other Practitioners file.