Doctor profile · Federal record

Dr. Marc Quinlan, M.D.

Emergency Medicine Physician (CMS: Emergency Medicine) · Emergency Medicine Physician · Emergency Medicine Physician · Denver, CO

  • NPI 1457613184
  • Accepts Medicare
  • 14 yrs in practice
  • Licensed in 2 states
  • Male
  • Group practice
  • No sanctions

Practice & contact

NPPES Updated May 11, 2026
Primary practice
1375 E 19Th Ave
Denver, CO 802181114
(303) 338-4545
Mailing address
10350 E Dakota Ave
Denver, CO 802471314

Credentials & registration

NPPES · NUCC
NPI registered
June 2012 — 14 yrs on file
Profile last updated
July 26, 2024
Year of graduation
2012 — 14 yrs since
Specialty taxonomy
207P00000X — NUCC code
State licenses (3)
Colorado #DR.0055339 · Colorado #TL-4358 · Arizona #74338
Medicaid
CO #38720027

Federal sanctions & exclusions

OIG LEIE Updated May 11, 2026

No sanctions, exclusions or revocations on file

Checked against OIG LEIE on NPI 1457613184. Last verified May 11, 2026.

Medicare procedures · 2023

Top services delivered

CMS Provider Utilization
Total services
40
Distinct HCPCS
2
Medicare allowed
$6,050
HCPCS Description Services Patients Avg allowed
99285 Emergency department visit with high level of medical decision making 24 24 $173
99284 Emergency department visit with moderate level of medical decision making 16 16 $119

In context: peer comparison

Among 91 peers in Denver Emergency Medicine Physician, average services per provider: 59. This provider delivers 0.7× the peer median.

Medicare Part D · 2023

Top prescriptions

CMS Part D Prescriber
Total claims
176
Patients
157
Total drug cost
$1,858
Drug Type Claims Patients Total cost
Ondansetron Odt (Ondansetron) Brand 33 33 $212
Cefuroxime (Cefuroxime Axetil) Brand 29 29 $362
Doxycycline Monohydrate Generic 29 29 $280
Prednisone Generic 26 26 $152
Albuterol Sulfate Hfa (Albuterol Sulfate) Brand 19 0 $514
Oxycodone Hcl Generic 17 17 $93
Azithromycin Generic 12 12 $75
Paxlovid (Eua) (Nirmatrelvir/Ritonavir) Brand 11 11 $170

Hospital affiliations

CMS Hospital Compare

Frequently asked questions

Auto-generated from federal data
What is Dr. Marc Quinlan's medical specialty?
Dr. Marc Quinlan practices Emergency Medicine Physician in Denver, CO.
Where does Dr. Marc Quinlan practice?
Dr. Marc Quinlan practices at 1375 E 19Th Ave, Denver, CO 802181114. Office phone: 3033384545.
What is Dr. Marc Quinlan's NPI?
Dr. Marc Quinlan's National Provider Identifier (NPI) is 1457613184, issued by NPPES.
Does Dr. Marc Quinlan accept Medicare assignment?
Yes. Dr. Marc Quinlan accepts Medicare assignment, meaning Medicare-allowed amounts are accepted as full payment for covered services.
What procedures does Dr. Marc Quinlan commonly perform?
Top Medicare-reported procedures in 2023: Emergency department visit with high level of medical decision making (HCPCS 99285); Emergency department visit with moderate level of medical decision making (HCPCS 99284). Source: CMS Medicare Physician & Other Practitioners file.