Doctor profile · Federal record

Dr. Douglas Melzer, MD

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

  • NPI 1164741864
  • Accepts Medicare
  • MIPS 85.4 / 100 · 2023
  • 16 yrs in practice
  • Male
  • Solo practice
  • No sanctions

Practice & contact

Operates at 2 locations .

NPPES Updated May 11, 2026
Primary practice
500 W Broadway St
Missoula, MT 598024008
(303) 720-9622
Additional location
1375 East 19Th Street
Denver, CO 80218
(303) 812-3360

Credentials & registration

NPPES · NUCC
NPI registered
May 2010 — 16 yrs on file
Profile last updated
April 6, 2020
Year of graduation
2010 — 16 yrs since
Specialty taxonomy
207P00000X — NUCC code
State license (1)
Colorado #52846
Medicaid
CO #69354057

Federal sanctions & exclusions

OIG LEIE Updated May 11, 2026

No sanctions, exclusions or revocations on file

Checked against OIG LEIE on NPI 1164741864. Last verified May 11, 2026.

Medicare procedures · 2023

Top services delivered

CMS Provider Utilization
Total services
701
Distinct HCPCS
4
Medicare allowed
$105,461
HCPCS Description Services Patients Avg allowed
99285 Emergency department visit with high level of medical decision making 415 397 $177
99284 Emergency department visit with moderate level of medical decision making 182 175 $121
99283 Emergency department visit with low level of medical decision making 86 86 $72
99291 Critical care, first 30-74 minutes 18 18 $214

In context: peer comparison

Among 9 peers in Missoula Emergency Medicine Physician, average services per provider: 95. This provider delivers 7.4× the peer median.

Medicare Part D · 2023

Top prescriptions

CMS Part D Prescriber
Total claims
98
Patients
92
Total drug cost
$727
Drug Type Claims Patients Total cost
Ondansetron Odt (Ondansetron) Brand 28 26 $321
Hydrocodone-Acetaminophen (Hydrocodone/Acetaminophen) Brand 26 23 $82
Cefuroxime (Cefuroxime Axetil) Brand 15 15 $252
Prednisone Generic 15 14 $36
Methocarbamol Generic 14 14 $36

Frequently asked questions

Auto-generated from federal data
What is Dr. Douglas Melzer's medical specialty?
Dr. Douglas Melzer practices Emergency Medicine Physician in Missoula, MT.
Where does Dr. Douglas Melzer practice?
Dr. Douglas Melzer practices at 500 W Broadway St, Missoula, MT 598024008. Office phone: 3037209622.
What is Dr. Douglas Melzer's NPI?
Dr. Douglas Melzer's National Provider Identifier (NPI) is 1164741864, issued by NPPES.
Does Dr. Douglas Melzer accept Medicare assignment?
Yes. Dr. Douglas Melzer accepts Medicare assignment, meaning Medicare-allowed amounts are accepted as full payment for covered services.
What procedures does Dr. Douglas Melzer 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); Emergency department visit with low level of medical decision making (HCPCS 99283). Source: CMS Medicare Physician & Other Practitioners file.