Doctor profile · Federal record

Dr. James Rhee, MD

Gastroenterology Physician (CMS: Gastroenterology) · Littleton, CO

  • NPI 1033105531
  • Accepts Medicare
  • MIPS 54.2 / 100 · 2023
  • 29 yrs in practice
  • Male
  • Group practice
  • No sanctions

Practice & contact

NPPES Updated May 11, 2026
Primary practice
1001 Southpark Dr
Littleton, CO 801205641
(303) 722-8987
fax (303) 722-2935
Mailing address
3333 S. Wadsworth Blvd., Ste. D-100
Lakewood, CO 802275122

Credentials & registration

NPPES · NUCC
NPI registered
September 2005 — 21 yrs on file
Profile last updated
June 13, 2017
Year of graduation
1997 — 29 yrs since
Specialty taxonomy
207RG0100X — NUCC code
State license (1)
Colorado #41402
Medicaid
CO #17525811

Federal sanctions & exclusions

OIG LEIE Updated May 11, 2026

No sanctions, exclusions or revocations on file

Checked against OIG LEIE on NPI 1033105531. Last verified May 11, 2026.

Medicare procedures · 2023

Top services delivered

CMS Provider Utilization
Total services
331
Distinct HCPCS
9
Medicare allowed
$47,093
HCPCS Description Services Patients Avg allowed
45380 Biopsy of large bowel using a flexible endoscope 72 71 $107
45385 Removal of polyps or growths of large bowel using an endoscope with mechanical snare 67 66 $248
99213 Established patient office or other outpatient visit, 20-29 minutes 47 43 $92
43239 Biopsy of esophagus, stomach, and/or upper small bowel using a flexible endoscope 44 42 $95
G0105 Colorectal cancer screening; colonoscopy on individual at high risk 33 33 $176
99214 Established patient office or other outpatient visit, 30-39 minutes 30 28 $130
99222 Initial hospital care with straightforward or low-level medical decision making, if using time, at least 55 minutes 15 15 $130
43235 Diagnostic exam of esophagus, stomach, and/or upper small bowel using a flexible endoscope 12 11 $112
99203 New patient office or other outpatient visit, 30-44 minutes 11 11 $114

In context: peer comparison

Among 1 peers in this city , average services per provider: 36. This provider delivers 9.2× the peer median.

Open Payments

Industry payments received

CMS Open Payments
All-time total
$1,258
Transactions
56
Manufacturers
15
Payer (manufacturer) Industry Txns Amount
ABBVIE INC. 16 $256.18
Janssen Biotech, Inc. 5 $235.65
Gilead Sciences, Inc. 7 $168.81
Lilly USA, LLC 5 $104.40
Celgene Corporation 4 $71.07
GENZYME CORPORATION 3 $64.51
Takeda Pharmaceuticals U.S.A., Inc. 3 $62.09
PFIZER INC. 3 $56.86
Salix Pharmaceuticals, a division of Bausch Health US, LLC 2 $46.47
Intercept Pharmaceuticals, Inc. 2 $30.66
Phathom Pharmaceuticals, Inc. 2 $29.63
Madrigal Pharmaceuticals 1 $28.89
Celltrion USA Inc. 1 $25.29
Ipsen Biopharmaceuticals, Inc 1 $25.26
Regeneron Healthcare Solutions, Inc. 1 $18.90

By nature of payment

Food and Beverage
$1,244
Education
$14

Medicare Part D · 2023

Top prescriptions

CMS Part D Prescriber
Total claims
369
Patients
116
Total drug cost
$135,989
Drug Type Claims Patients Total cost
Pantoprazole Sodium Generic 116 42 $1,699
Omeprazole Generic 45 15 $764
Gavilyte-C (Peg3350/Sod Sulf,bicarb,cl/Kcl) Brand 38 36 $720
Mesalamine Generic 30 0 $18,232
Linzess (Linaclotide) Brand 29 0 $15,999
Famotidine Generic 25 0 $178
Gavilyte-G (Peg3350/Sod Sulf,bicarb,cl/Kcl) Brand 23 23 $398
Budesonide Dr (Budesonide) Brand 19 0 $1,606
Esomeprazole Magnesium Generic 17 0 $1,053
Mesalamine Er (Mesalamine) Brand 15 0 $5,453

Hospital affiliations

CMS Hospital Compare

Frequently asked questions

Auto-generated from federal data
What is Dr. James Rhee's medical specialty?
Dr. James Rhee practices Gastroenterology Physician in Littleton, CO.
Where does Dr. James Rhee practice?
Dr. James Rhee practices at 1001 Southpark Dr, Littleton, CO 801205641. Office phone: 3037228987.
What is Dr. James Rhee's NPI?
Dr. James Rhee's National Provider Identifier (NPI) is 1033105531, issued by NPPES.
Does Dr. James Rhee accept Medicare assignment?
Yes. Dr. James Rhee accepts Medicare assignment, meaning Medicare-allowed amounts are accepted as full payment for covered services.
What procedures does Dr. James Rhee commonly perform?
Top Medicare-reported procedures in 2023: Biopsy of large bowel using a flexible endoscope (HCPCS 45380); Removal of polyps or growths of large bowel using an endoscope with mechanical snare (HCPCS 45385); Established patient office or other outpatient visit (HCPCS 99213). Source: CMS Medicare Physician & Other Practitioners file.