Doctor profile · Federal record

Dr. Duncan McGregor

Nephrology Physician (CMS: Internal Medicine) · Nephrology Physician · Nephrology Physician · Grand Junction, CO

  • NPI 1144409483
  • Accepts Medicare
  • 31 yrs in practice
  • Licensed in 3 states
  • Male
  • Group practice
  • No sanctions

Practice & contact

NPPES Updated May 11, 2026
Primary practice
2635 N 7Th St, 4 Center
Grand Junction, CO 815018209
(970) 298-7106
fax (970) 298-7177
Mailing address
3615 Nw Samaritan Dr, Suite 203
Corvallis, OR 973303783

Credentials & registration

NPPES · NUCC
NPI registered
November 2007 — 19 yrs on file
Profile last updated
October 8, 2019
Year of graduation
1995 — 31 yrs since
Specialty taxonomy
207RN0300X — NUCC code
State licenses (3)
Colorado #0058559 · Oregon #MD155191 · Utah #60492261205

Federal sanctions & exclusions

OIG LEIE Updated May 11, 2026

No sanctions, exclusions or revocations on file

Checked against OIG LEIE on NPI 1144409483. Last verified May 11, 2026.

Medicare procedures · 2023

Top services delivered

CMS Provider Utilization
Total services
587
Distinct HCPCS
10
Medicare allowed
$88,969
HCPCS Description Services Patients Avg allowed
99214 Established patient office or other outpatient visit, 30-39 minutes 236 136 $97
99232 Subsequent hospital care with moderate levelof medical decision making, if using time, at least 35 minutes 96 31 $79
90961 Dialysis services, 2-3 physician visits per month (20 years or older) 82 42 $295
90960 Dialysis services, 4 or more physician visits per month (20 years or older) 43 29 $355
99215 Established patient office or other outpatient visit, 40-54 minutes 31 21 $137
99205 New patient office or other outpatient visit, 60-74 minutes 27 27 $182
99233 Subsequent hospital care with moderate levelof medical decision making, if using time, at least 50 minutes 24 11 $119
99442 Telephone medical discussion with physician, 11-20 minutes 18 12 $66
99223 Initial hospital care with moderate level of medical decision making, if using time, at least 75 minutes 16 16 $174
90962 Dialysis services, 1 physician visit per month (20 years or older) 14 14 $204

In context: peer comparison

Among 3 peers in this city , average services per provider: 81. This provider delivers 7.2× the peer median.

Open Payments

Industry payments received

CMS Open Payments
All-time total
$115
Transactions
6
Manufacturers
4
Payer (manufacturer) Industry Txns Amount
Amgen Inc. 2 $44.39
AstraZeneca Pharmaceuticals LP 2 $36.10
Travere Therapeutics, Inc. 1 $18.84
CALLIDITAS THERAPEUTICS US INC. 1 $15.20

By nature of payment

Food and Beverage
$115

Medicare Part D · 2023

Top prescriptions

CMS Part D Prescriber
Total claims
838
Patients
244
Total drug cost
$26,730
Drug Type Claims Patients Total cost
Amlodipine Besylate Generic 135 39 $694
Losartan Potassium Generic 94 32 $1,810
Furosemide Generic 74 26 $557
Lisinopril Generic 65 17 $356
Potassium Chloride Generic 64 16 $1,429
Calcitriol Generic 63 20 $1,217
Tamsulosin Hcl Generic 58 19 $1,027
Allopurinol Generic 51 15 $733
Torsemide Generic 39 22 $1,509
Carvedilol Generic 38 15 $472

Hospital affiliations

CMS Hospital Compare

Frequently asked questions

Auto-generated from federal data
What is Dr. Duncan McGregor's medical specialty?
Dr. Duncan McGregor practices Nephrology Physician in Grand Junction, CO.
Where does Dr. Duncan McGregor practice?
Dr. Duncan McGregor practices at 2635 N 7Th St, Grand Junction, CO 815018209. Office phone: 9702987106.
What is Dr. Duncan McGregor's NPI?
Dr. Duncan McGregor's National Provider Identifier (NPI) is 1144409483, issued by NPPES.
Does Dr. Duncan McGregor accept Medicare assignment?
Yes. Dr. Duncan McGregor accepts Medicare assignment, meaning Medicare-allowed amounts are accepted as full payment for covered services.
What procedures does Dr. Duncan McGregor commonly perform?
Top Medicare-reported procedures in 2023: Established patient office or other outpatient visit (HCPCS 99214); Subsequent hospital care with moderate levelof medical decision making (HCPCS 99232); Dialysis services, 2-3 physician visits per month (20 years or older) (HCPCS 90961). Source: CMS Medicare Physician & Other Practitioners file.