Doctor profile · Federal record

Dr. Gregory Proctor, MD

Nephrology Physician (CMS: Nephrology) · Aurora, CO

  • NPI 1447306063
  • Accepts Medicare
  • 26 yrs in practice
  • Male
  • Group practice
  • No sanctions

Practice & contact

NPPES Updated May 11, 2026
Primary practice
1411 S Potomac St Ste 200
Aurora, CO 800124538
(303) 327-4700
fax (303) 327-4711
Mailing address
130 Rampart Way # 300-B
Denver, CO 802306440

Credentials & registration

NPPES · NUCC
NPI registered
January 2007 — 19 yrs on file
Profile last updated
February 20, 2020
Year of graduation
2000 — 26 yrs since
Specialty taxonomy
207RN0300X — NUCC code
State license (1)
Colorado #41570
Medicaid
CO #61132276

Federal sanctions & exclusions

OIG LEIE Updated May 11, 2026

No sanctions, exclusions or revocations on file

Checked against OIG LEIE on NPI 1447306063. Last verified May 11, 2026.

Medicare procedures · 2023

Top services delivered

CMS Provider Utilization
Total services
374
Distinct HCPCS
7
Medicare allowed
$66,177
HCPCS Description Services Patients Avg allowed
90960 Dialysis services, 4 or more physician visits per month (20 years or older) 104 17 $351
99232 Subsequent hospital care with moderate levelof medical decision making, if using time, at least 35 minutes 82 46 $79
99233 Subsequent hospital care with moderate levelof medical decision making, if using time, at least 50 minutes 71 36 $118
99214 Established patient office or other outpatient visit, 30-39 minutes 41 31 $103
99223 Initial hospital care with moderate level of medical decision making, if using time, at least 75 minutes 39 37 $172
90935 Hemodialysis procedure with physician evaluation 23 19 $71
99215 Established patient office or other outpatient visit, 40-54 minutes 14 12 $160

In context: peer comparison

Among 17 peers in Aurora Nephrology Physician, average services per provider: 61. This provider delivers 6.1× the peer median.

Open Payments

Industry payments received

CMS Open Payments
All-time total
$342
Transactions
11
Manufacturers
7
Payer (manufacturer) Industry Txns Amount
AstraZeneca Pharmaceuticals Lp 5 $189.91
Travere Therapeutics, INC. 1 $32.68
Boehringer Ingelheim Pharmaceuticals, INC. 1 $28.61
Genentech USA, INC. 1 $26.72
Novartis Pharmaceuticals Corporation 1 $24.98
Calliditas Therapeutics US INC. 1 $22.42
Lilly USA, LLC 1 $16.40

By nature of payment

Food and Beverage
$342

Medicare Part D · 2023

Top prescriptions

CMS Part D Prescriber
Total claims
378
Patients
85
Total drug cost
$87,974
Drug Type Claims Patients Total cost
Jardiance (Empagliflozin) Brand 78 17 $60,860
Lisinopril Generic 65 27 $502
Amlodipine Besylate Generic 42 14 $303
Labetalol Hcl Generic 39 0 $903
Furosemide Generic 30 16 $281
Losartan Potassium Generic 28 11 $346
Farxiga (Dapagliflozin Propanediol) Brand 20 0 $23,517
Allopurinol Generic 17 0 $256
Hydralazine Hcl Generic 16 0 $358
Tamsulosin Hcl Generic 15 0 $300

Hospital affiliations

CMS Hospital Compare

Frequently asked questions

Auto-generated from federal data
What is Dr. Gregory Proctor's medical specialty?
Dr. Gregory Proctor practices Nephrology Physician in Aurora, CO.
Where does Dr. Gregory Proctor practice?
Dr. Gregory Proctor practices at 1411 S Potomac St Ste 200, Aurora, CO 800124538. Office phone: 3033274700.
What is Dr. Gregory Proctor's NPI?
Dr. Gregory Proctor's National Provider Identifier (NPI) is 1447306063, issued by NPPES.
Does Dr. Gregory Proctor accept Medicare assignment?
Yes. Dr. Gregory Proctor accepts Medicare assignment, meaning Medicare-allowed amounts are accepted as full payment for covered services.
What procedures does Dr. Gregory Proctor commonly perform?
Top Medicare-reported procedures in 2023: Dialysis services, 4 or more physician visits per month (20 years or older) (HCPCS 90960); Subsequent hospital care with moderate levelof medical decision making (HCPCS 99232); Subsequent hospital care with moderate levelof medical decision making (HCPCS 99233). Source: CMS Medicare Physician & Other Practitioners file.