Doctor profile · Federal record

Dr. Gregory Trapp, M.D.

Hospitalist Physician (CMS: Hospitalist) · Internal Medicine Physician · Pediatrics Physician · Internal Medicine Physician · Boise, ID

  • NPI 1851407944
  • Accepts Medicare
  • 33 yrs in practice
  • Licensed in 2 states
  • Male
  • Group practice
  • No sanctions

Practice & contact

NPPES Updated May 11, 2026
Primary practice
1055 N. Curtis RD
Boise, ID 837061309
(208) 367-7350
fax (208) 367-3951
Mailing address
3340 E. Goldstone Way
Meridian, ID 836421026

Credentials & registration

NPPES · NUCC
NPI registered
August 2006 — 20 yrs on file
Profile last updated
October 31, 2011
Year of graduation
1993 — 33 yrs since
Specialty taxonomy
208M00000X — NUCC code
State licenses (3)
Idaho #M10440 · Illinois #036095931 · Idaho #M-10440
Medicaid (2)
IL #036095931 · ID #808163900

Federal sanctions & exclusions

OIG LEIE Updated May 11, 2026

No sanctions, exclusions or revocations on file

Checked against OIG LEIE on NPI 1851407944. Last verified May 11, 2026.

Medicare procedures · 2023

Top services delivered

CMS Provider Utilization
Total services
547
Distinct HCPCS
5
Medicare allowed
$55,873
HCPCS Description Services Patients Avg allowed
99232 Subsequent hospital care with moderate levelof medical decision making, if using time, at least 35 minutes 224 84 $74
99233 Subsequent hospital care with moderate levelof medical decision making, if using time, at least 50 minutes 165 73 $111
99223 Initial hospital care with moderate level of medical decision making, if using time, at least 75 minutes 76 76 $161
99239 Hospital discharge day management, more than 30 minutes 69 68 $106
99222 Initial hospital care with straightforward or low-level medical decision making, if using time, at least 55 minutes 13 13 $121

In context: peer comparison

Among 13 peers in this city , average services per provider: 68. This provider delivers 8.0× the peer median.

Medicare Part D · 2023

Top prescriptions

CMS Part D Prescriber
Total claims
140
Patients
12
Total drug cost
$18,157
Drug Type Claims Patients Total cost
Atorvastatin Calcium Generic 31 12 $262
Eliquis (Apixaban) Brand 25 0 $17,157
Metoprolol Succinate Generic 22 0 $314
Spironolactone Generic 15 0 $91
Furosemide Generic 13 0 $33
Amlodipine Besylate Generic 12 0 $30
Clopidogrel (Clopidogrel Bisulfate) Brand 11 0 $140
Pantoprazole Sodium Generic 11 0 $129

Hospital affiliations

CMS Hospital Compare

Frequently asked questions

Auto-generated from federal data
What is Dr. Gregory Trapp's medical specialty?
Dr. Gregory Trapp practices Hospitalist Physician in Boise, ID.
Where does Dr. Gregory Trapp practice?
Dr. Gregory Trapp practices at 1055 N. Curtis RD, Boise, ID 837061309. Office phone: 2083677350.
What is Dr. Gregory Trapp's NPI?
Dr. Gregory Trapp's National Provider Identifier (NPI) is 1851407944, issued by NPPES.
Does Dr. Gregory Trapp accept Medicare assignment?
Yes. Dr. Gregory Trapp accepts Medicare assignment, meaning Medicare-allowed amounts are accepted as full payment for covered services.
What procedures does Dr. Gregory Trapp commonly perform?
Top Medicare-reported procedures in 2023: Subsequent hospital care with moderate levelof medical decision making (HCPCS 99232); Subsequent hospital care with moderate levelof medical decision making (HCPCS 99233); Initial hospital care with moderate level of medical decision making (HCPCS 99223). Source: CMS Medicare Physician & Other Practitioners file.