Doctor profile · Federal record

Dr. Gregory Wiener, M.D.

Emergency Medicine Physician (CMS: Emergency Medicine) · Student in an Organized Health Care Education/Training Program · Student in an Organized Health Care Education/Training Program · Denver, CO

  • NPI 1487187787
  • Accepts Medicare
  • MIPS 78.3 / 100 · 2023
  • 9 yrs in practice
  • Male
  • Group practice
  • No sanctions

Practice & contact

NPPES Updated May 11, 2026
Primary practice
777 Bannock St # Mc0108
Denver, CO 80204
(303) 602-5183

Credentials & registration

NPPES · NUCC
NPI registered
April 2017 — 9 yrs on file
Profile last updated
April 30, 2021
Year of graduation
2017 — 9 yrs since
Specialty taxonomy
207P00000X — NUCC code
State licenses (3)
Colorado #DR.0066094 · Colorado #TL.0006429 · Colorado #TL.00007434

Federal sanctions & exclusions

OIG LEIE Updated May 11, 2026

No sanctions, exclusions or revocations on file

Checked against OIG LEIE on NPI 1487187787. Last verified May 11, 2026.

Medicare procedures · 2023

Top services delivered

CMS Provider Utilization
Total services
311
Distinct HCPCS
5
Medicare allowed
$36,059
HCPCS Description Services Patients Avg allowed
99285 Emergency department visit with high level of medical decision making 108 106 $169
93010 Routine electrocardiogram (ecg) using at least 12 leads with interpretation and report only 78 67 $8
99284 Emergency department visit with moderate level of medical decision making 73 72 $117
99291 Critical care, first 30-74 minutes 35 35 $212
99283 Emergency department visit with low level of medical decision making 17 17 $71

In context: peer comparison

Among 91 peers in this city , average services per provider: 59. This provider delivers 5.3× the peer median.

Hospital affiliations

CMS Hospital Compare

Frequently asked questions

Auto-generated from federal data
What is Dr. Gregory Wiener's medical specialty?
Dr. Gregory Wiener practices Emergency Medicine Physician in Denver, CO.
Where does Dr. Gregory Wiener practice?
Dr. Gregory Wiener practices at 777 Bannock St # Mc0108, Denver, CO 80204. Office phone: 3036025183.
What is Dr. Gregory Wiener's NPI?
Dr. Gregory Wiener's National Provider Identifier (NPI) is 1487187787, issued by NPPES.
Does Dr. Gregory Wiener accept Medicare assignment?
Yes. Dr. Gregory Wiener accepts Medicare assignment, meaning Medicare-allowed amounts are accepted as full payment for covered services.
What procedures does Dr. Gregory Wiener commonly perform?
Top Medicare-reported procedures in 2023: Emergency department visit with high level of medical decision making (HCPCS 99285); Routine electrocardiogram (ecg) using at least 12 leads with interpretation and report only (HCPCS 93010); Emergency department visit with moderate level of medical decision making (HCPCS 99284). Source: CMS Medicare Physician & Other Practitioners file.