Doctor profile · Federal record

Dr. Stuart Horwitz, MD

Gastroenterology Physician · Washington, DC

  • NPI 1134180128
  • 20 yrs on file
  • Male
  • No sanctions

Practice & contact

NPPES Updated May 11, 2026
Primary practice
1160 Varnum St Ne, 311
Washington, DC 200172107
(202) 832-2880
fax (202) 832-0456

Credentials & registration

NPPES · NUCC
NPI registered
March 2006 — 20 yrs on file
Profile last updated
July 8, 2007
Specialty taxonomy
207RG0100X — NUCC code
State license (1)
District of Columbia #MD11987

Federal sanctions & exclusions

OIG LEIE Updated May 11, 2026

No sanctions, exclusions or revocations on file

Checked against OIG LEIE on NPI 1134180128. Last verified May 11, 2026.

Medicare procedures · 2023

Top services delivered

CMS Provider Utilization
Total services
2,436
Distinct HCPCS
5
Medicare allowed
$211,167
HCPCS Description Services Patients Avg allowed
99308 Subsequent nursing facility care with straightforward level of medical decision making, per day, if using time, at least 15 minutes 1,996 121 $82
99307 Subsequent nursing facility care with straightforward level of medical decision making, per day, if using time, at least 10 minutes 225 89 $44
99306 Initial nursing facility care with high level of medical decision making, per day, if using time, at least 45 minutes 138 114 $197
99309 Subsequent nursing facility care with moderate level of medical decision making, per day, if using time, at least 30 minutes 45 35 $117
99316 Nursing facility discharge management, more than 30 minutes 32 29 $144

In context: peer comparison

Among 24 peers in this city , average services per provider: 72. This provider delivers 34× the peer median.

Medicare Part D · 2023

Top prescriptions

CMS Part D Prescriber
Total claims
2,778
Patients
407
Total drug cost
$168,397
Drug Type Claims Patients Total cost
Atorvastatin Calcium Generic 476 79 $7,094
Eliquis (Apixaban) Brand 319 33 $89,557
Amlodipine Besylate Generic 300 55 $2,665
Gabapentin Generic 217 24 $2,929
Furosemide Generic 185 32 $1,378
Hydralazine Hcl Generic 175 27 $4,462
Lisinopril Generic 154 28 $1,368
Omeprazole Generic 138 31 $2,083
Metoprolol Tartrate Generic 136 29 $1,406
Jardiance (Empagliflozin) Brand 129 11 $38,304

Frequently asked questions

Auto-generated from federal data
What is Dr. Stuart Horwitz's medical specialty?
Dr. Stuart Horwitz practices Gastroenterology Physician in Washington, DC.
Where does Dr. Stuart Horwitz practice?
Dr. Stuart Horwitz practices at 1160 Varnum St Ne, Washington, DC 200172107. Office phone: 2028322880.
What is Dr. Stuart Horwitz's NPI?
Dr. Stuart Horwitz's National Provider Identifier (NPI) is 1134180128, issued by NPPES.
What procedures does Dr. Stuart Horwitz commonly perform?
Top Medicare-reported procedures in 2023: Subsequent nursing facility care with straightforward level of medical decision making (HCPCS 99308); Subsequent nursing facility care with straightforward level of medical decision making (HCPCS 99307); Initial nursing facility care with high level of medical decision making (HCPCS 99306). Source: CMS Medicare Physician & Other Practitioners file.