NPPES file of Aug 9, 2026

Melissa Zimmerman

Nurse Practitioner · Helena, MT

Melissa Zimmerman is a nurse practitioner with a practice address in Helena, Montana, and NPI 1689005332, issued on Dec 5, 2013. Check the license (Montana 100707, as entered in NPPES) with the Montana board that licenses this profession; the Medicare figures below come from public CMS files.

Record from CMS NPPES, file of Aug 9, 2026 · Medicare files 2023 and 2024 · method · Verify with CMS →

NPPES recordNPPES file of Aug 9, 2026
1689005332
Name
Melissa Zimmerman
Primary taxonomy
Nurse Practitioner 363L00000X
License numbers
100707 MT
33155 MT
Self-reported in NPPES; status is on the state search
Practice location
2550 E Broadway St, Helena, MT 59601
Phone
(406) 457-4180
Enumerated
Dec 5, 2013
Record last updated
Mar 28, 2018 (not updated in 8 years: call before relying on the address or phone)
Medicare enrollment
Enrolled (PECOS I20151027002503); accepts Medicare assignment
Entity
Type 1 · individual
Public record from CMS NPPES (open it on the CMS NPI Registry). Enrollment, assignment, school and telehealth: CMS Doctors and Clinicians file, Aug 2026. A record is not a license: verify it with the state board.
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Also registered at 2550 E Broadway St

A shared address usually means a shared clinic or building; it does not show who employs whom.

  1. Jessica Bailey, M.D.Family Medicine Physician1083717888
  2. Britt Ballinger, NPNurse Practitioner1265752679
  3. Rebecca Barringer, PAPhysician Assistant1659060150
  4. Mikael Bedell, M.D.Family Medicine Physician1871665752
  5. James Bennett, M.D.Rheumatology Physician1588920896
  6. Reece Brandon, PT, DPT, MPHPhysical Therapist1689472250

Verify Melissa Zimmerman in five checks

  1. 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
  2. 2LicenseActive license and public ordersWhich Montana board licenses this profession
    Search for license 100707
    Check the board
  3. 3Other statesLicenses and actions elsewhereDocInfo (FSMB)Not checked
  4. 4ExclusionsMedicare and Medicaid bansHHS-OIG exclusion listNot checked
  5. 5CertificationBoard certificationABMS AOA NCCPA AANPNot checked
Find the Montana license search

PlainDoctor does not match the HHS-OIG exclusion list to individual records: most entries carry no NPI. Search the OIG exclusion list by name.

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87% more Medicare Part D claims than the average nurse practitioner in 2024

2,071 Medicare Part D claims for 148 beneficiaries, against an average of 1,109 among the 54,319 providers of this specialty who prescribed in Part D. Brand-name drugs were 10% of claims. 93 claims were for opioids.

  1. Melissa Zimmerman2,071
  2. Specialty average1,109

Most prescribed

  1. Levothyroxine Sodium165 claims
  2. Losartan Potassium91 claims
  3. Atorvastatin Calcium83 claims
  4. Omeprazole69 claims
  5. Lisinopril67 claims
  6. Amlodipine Besylate66 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): 81.4 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.

  1. Qualityout of 100 · 30% of the final score73.2
  2. Costout of 100 · 30%64.9
  3. Promoting interoperabilityout of 100 · 25%100.0
  4. Improvement activities40 of 40 points · 15%100.0

Source: CMS Quality Payment Program, MIPS performance year 2023, group reporting; category weights for 2023 (qpp.cms.gov).

One hospital affiliation

  1. St Peters HealthHelena, MT · Acute Care Hospitals3 of 5 stars

Source: CMS Doctors and Clinicians National Downloadable File (the group practices a clinician bills Medicare through); hospitals matched to CMS Hospital General Information (Care Compare) (data.cms.gov). Star ratings are CMS hospital ratings, not ratings of this provider.

Melissa Zimmerman among 287 nurse practitioner records in Montana

Melissa Zimmerman is one of 287 nurse practitioner records with a practice address in Montana. 77% of them appear in a Medicare file (Part D prescribing, MIPS, Open Payments or Medicare group billing); this one does. Its NPI, issued in 2013, is newer than 40% of them.

  • NPI issued2013 · 40% of these records are older, 57% newer
  • In a Medicare fileYes · 77% of these records are
  • In the CMS Doctors and Clinicians fileYes · 64% of these records are
  • Graduated2015 · median 2019 among the 185 with a school on file
  • Record last updated2018 · 43% of these records were not updated in five years or more

Source: CMS NPPES, file of Aug 9, 2026, every record with primary taxonomy 363L00000X and a Montana practice address; Medicare files: CMS Part D Prescribers 2024, MIPS 2023, Open Payments 2024, Doctors and Clinicians (data.cms.gov).

28 nurse practitioner records list a practice address in Helena

They are 28 of the 1,591 NPPES records with a practice address in Helena, and 287 nurse practitioner records in Montana.

The 8 nurse practitioner records with the nearest ZIP codes

  1. Britt Ballinger, NPHelena, MT 596011265752679
  2. Sharla Dosier, NPHelena, MT 596011770663445
  3. Dawn Gormely, FNPCHelena, MT 596011659359792
  4. Elizabeth Johnson, CNPHelena, MT 596011700987880
  5. Lisa Kenny, FNPCHelena, MT 596011548249345
  6. Lauren McKay, NPHelena, MT 596011659741106
  7. Biljana Moratelli, APRNHelena, MT 596011760917967
  8. Margaret Phillips, FNPHelena, MT 596011609354703

Common questions

What is Melissa Zimmerman's NPI number?

Melissa Zimmerman's National Provider Identifier (NPI) is 1689005332, issued on Dec 5, 2013. An NPI identifies a provider in billing; it is not a license.

Where is Melissa Zimmerman located?

The NPPES record lists a practice address at 2550 E Broadway St, Helena, MT, 59601. Phone: (406) 457-4180. Providers update this record themselves, so call before visiting.

How can I verify Melissa Zimmerman's license?

NPPES lists Montana license number 100707, as entered by the provider. Search the Montana board that licenses this profession; the NPPES record confirms identity only.

How much does Melissa Zimmerman prescribe under Medicare Part D?

In 2024, Melissa Zimmerman had 2,071 Medicare Part D claims for 148 beneficiaries; the average among nurse practitioner prescribers was 1,109. Part D covers Medicare prescriptions only.

What is Melissa Zimmerman's MIPS final score?

The 2023 MIPS final score is 81.4 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.