Douglas Carl Melzer, MD
Emergency Medicine Physician · Missoula, MT
Douglas Carl Melzer, MD is an emergency medicine physician with a practice address in Missoula, Montana, and NPI 1164741864, issued on May 20, 2010. Check the license on the Montana Board of Medical Examiners; the Medicare figures below come from public CMS files.
- Name
- Douglas Carl Melzer
- Credential
- MD
- Primary taxonomy
- Emergency Medicine Physician 207P00000X
- License number
- 52846 CO
Self-reported in NPPES; status is on the state search - Practice location
- 500 W Broadway St, Missoula, MT 59802
- Phone
- (303) 720-9622
- Enumerated
- May 20, 2010
- Record last updated
- Apr 6, 2020 (not updated in 6 years: call before relying on the address or phone)
- Medicaid ID
- 69354057 CO
- Medicare enrollment
- Enrolled (PECOS I20160118000211); accepts Medicare assignment
- Medical or professional school
- University Of Colorado School Of Medicine, Denver, 2010
- Entity
- Type 1 · individual
8 nearest emergency medicine physician records → All 243 in Montana → Look up another NPI →
Also registered at 500 W Broadway St
A shared address usually means a shared clinic or building; it does not show who employs whom.
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Verify Douglas Carl Melzer in five checks
- 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
- 2LicenseActive license and public ordersMontana Board of Medical ExaminersCheck the board
- 3Other statesLicenses and actions elsewhereDocInfo (FSMB)Not checked
- 4ExclusionsMedicare and Medicaid bansHHS-OIG exclusion listNot checked
- 5CertificationBoard certificationABMS AOA NCCPA AANPNot checked
51% more Medicare Part D claims than the average emergency medicine physician in 2024
342 Medicare Part D claims for 223 beneficiaries, against an average of 226 among the 54,106 providers of this specialty who prescribed in Part D. Brand-name drugs were 8% of claims. 38 claims were for opioids.
Most prescribed
- Ondansetron Odt21 claims
- Cefuroxime20 claims
- Hydrocodone-Acetaminophen20 claims
- Omeprazole19 claims
- Prednisone19 claims
- Cephalexin16 claims
Source: CMS Medicare Part D Prescribers by Provider and Drug, 2024 (data.cms.gov). Part D covers prescriptions for Medicare patients only; drugs with fewer than 11 claims are not published.
The practice group's MIPS final score for 2023 (Medicare payment program): 85.4 of 100
The Merit-based Incentive Payment System score is reported for the practice group, not for one clinician alone. Four categories are weighted into the final score; the average among 454,083 clinicians with a measured score was 83.5.
Source: CMS Quality Payment Program, MIPS performance year 2023, group reporting; category weights for 2023 (qpp.cms.gov).
Bills Medicare through one group practice
- Providence Health And Services MtMissoula, MT
Source: CMS Doctors and Clinicians National Downloadable File (the group practices a clinician bills Medicare through) (data.cms.gov).
Douglas Carl Melzer among 243 emergency medicine physician records in Montana
Douglas Carl Melzer, MD is one of 243 emergency medicine physician records with a practice address in Montana. 81% of them appear in a Medicare file (Part D prescribing, MIPS, Open Payments or Medicare group billing); this one does. Its NPI, issued in 2010, is newer than 61% of them.
- NPI issued2010 · 61% of these records are older, 36% newer
- In a Medicare fileYes · 81% of these records are
- In the CMS Doctors and Clinicians fileYes · 60% of these records are
- Graduated2010 · median 2009 among the 144 with a school on file
- Record last updated2020 · 51% of these records were not updated in five years or more
Source: CMS NPPES, file of Aug 9, 2026, every record with primary taxonomy 207P00000X and a Montana practice address; Medicare files: CMS Part D Prescribers 2024, MIPS 2023, Open Payments 2024, Doctors and Clinicians (data.cms.gov).
Emergency Medicine Physician providers in Montana
There are 243 emergency medicine physician records in Montana.
All 243 in Montana → Every provider in Missoula → Emergency Medicine Physician nationwide →
The 8 emergency medicine physician records with the nearest ZIP codes
- Thomas Bulger, MDMissoula, MT 598021699847855
- Timothy Donovan, MDMissoula, MT 598021962581371
- James Gardner, MDMissoula, MT 598021346311214
- Elizabeth Grimley, M.D.Missoula, MT 598021124134861
- Warren Guffin, M.D.Missoula, MT 598021366541724
- Gregory Kazemi, M.D.Missoula, MT 598021720179690
- Michael Kremkau, MDMissoula, MT 598021417032731
- Robert McDevitt, MDMissoula, MT 598021255348678
Common questions
What is Douglas Carl Melzer, MD's NPI number?
Douglas Carl Melzer, MD's National Provider Identifier (NPI) is 1164741864, issued on May 20, 2010. An NPI identifies a provider in billing; it is not a license.
Where is Douglas Carl Melzer, MD located?
The NPPES record lists a practice address at 500 W Broadway St, Missoula, MT, 59802. Phone: (303) 720-9622. Providers update this record themselves, so call before visiting.
How can I verify Douglas Carl Melzer, MD's license?
Search the Montana Board of Medical Examiners at https://ebiz.mt.gov/POL/. The NPPES record confirms identity only; the state search shows license status, expiration and public orders.
How much does Douglas Carl Melzer, MD prescribe under Medicare Part D?
In 2024, Douglas Carl Melzer, MD had 342 Medicare Part D claims for 223 beneficiaries; the average among emergency medicine physician prescribers was 226. Part D covers Medicare prescriptions only.
What is Douglas Carl Melzer, MD's MIPS final score?
The 2023 MIPS final score is 85.4 of 100, reported for the practice group. The average among 454,083 clinicians with a measured score was 83.5.
Source: CMS National Plan and Provider Enumeration System (NPPES), file of Aug 9, 2026 (NPPES files on CMS.gov); NUCC Health Care Provider Taxonomy. Medicare files from data.cms.gov. An NPI identifies who bills; it is not a license.
Figures on PlainDoctor are read from the federal files each page names (CMS NPPES, Medicare Part D, MIPS, Open Payments; the HHS-OIG exclusion list only as counts) and from Census population estimates, with the file date shown beside them. See our editorial standards & corrections policy, the methodology behind these numbers, or report a data error. Data current as of Aug 9, 2026.