Doctor profile · Federal record

Dr. Robert Dolan, M.D.

Gastroenterology Physician (CMS: Gastroenterology) · Avon, CO

  • NPI 1558396614
  • Accepts Medicare
  • 43 yrs in practice
  • Male
  • Group practice
  • No sanctions

Practice & contact

Operates at 2 locations .

NPPES Updated May 11, 2026
Primary practice
50 Buck Creek RD Ste 200
Avon, CO 816205428
(970) 926-6340
fax (970) 926-6348
Additional location
1551 Professional Ln Unit 290
Longmont, CO 805016970
(303) 604-5000
fax (720) 890-0364
Mailing address
382 S Arthur Ave
Louisville, CO 800273094

Credentials & registration

NPPES · NUCC
NPI registered
July 2006 — 20 yrs on file
Profile last updated
April 20, 2023
Year of graduation
1983 — 43 yrs since
Specialty taxonomy
207RG0100X — NUCC code
State license (1)
Colorado #31417
Medicaid
CO #01314178

Federal sanctions & exclusions

OIG LEIE Updated May 11, 2026

No sanctions, exclusions or revocations on file

Checked against OIG LEIE on NPI 1558396614. Last verified May 11, 2026.

Medicare procedures · 2023

Top services delivered

CMS Provider Utilization
Total services
321
Distinct HCPCS
10
Medicare allowed
$48,514
HCPCS Description Services Patients Avg allowed
45385 Removal of polyps or growths of large bowel using an endoscope with mechanical snare 73 73 $247
43239 Biopsy of esophagus, stomach, and/or upper small bowel using a flexible endoscope 56 54 $73
99214 Established patient office or other outpatient visit, 30-39 minutes 44 37 $129
99204 New patient office or other outpatient visit, 45-59 minutes 34 34 $158
99203 New patient office or other outpatient visit, 30-44 minutes 26 26 $107
99213 Established patient office or other outpatient visit, 20-29 minutes 23 21 $91
45380 Biopsy of large bowel using a flexible endoscope 22 22 $148
43248 Insertion of guide wire with dilation of esophagus using a flexible endoscope 16 16 $148
G0105 Colorectal cancer screening; colonoscopy on individual at high risk 15 15 $181
45378 Diagnostic exam of large bowel using a flexible endoscope 12 12 $181

In context: peer comparison

Among 2 peers in this city , average services per provider: 45. This provider delivers 7.1× the peer median.

Medicare Part D · 2023

Top prescriptions

CMS Part D Prescriber
Total claims
55
Patients
11
Total drug cost
$15,485
Drug Type Claims Patients Total cost
Omeprazole Generic 22 0 $327
Pantoprazole Sodium Generic 20 11 $551
Mesalamine Generic 13 0 $14,607

Hospital affiliations

CMS Hospital Compare

Frequently asked questions

Auto-generated from federal data
What is Dr. Robert Dolan's medical specialty?
Dr. Robert Dolan practices Gastroenterology Physician in Avon, CO.
Where does Dr. Robert Dolan practice?
Dr. Robert Dolan practices at 50 Buck Creek RD Ste 200, Avon, CO 816205428. Office phone: 9709266340.
What is Dr. Robert Dolan's NPI?
Dr. Robert Dolan's National Provider Identifier (NPI) is 1558396614, issued by NPPES.
Does Dr. Robert Dolan accept Medicare assignment?
Yes. Dr. Robert Dolan accepts Medicare assignment, meaning Medicare-allowed amounts are accepted as full payment for covered services.
What procedures does Dr. Robert Dolan commonly perform?
Top Medicare-reported procedures in 2023: Removal of polyps or growths of large bowel using an endoscope with mechanical snare (HCPCS 45385); Biopsy of esophagus, stomach, and/or upper small bowel using a flexible endoscope (HCPCS 43239); Established patient office or other outpatient visit (HCPCS 99214). Source: CMS Medicare Physician & Other Practitioners file.