Messina M. Michalsky, PMHNP
Psychiatric/Mental Health Nurse Practitioner · Billings, MT
Messina M. Michalsky, PMHNP is a psychiatric/mental health nurse practitioner with a practice address in Billings, Montana, and NPI 1568867588, issued on Nov 3, 2014. Check the license with the Montana board that licenses this profession; the Medicare figures below come from public CMS files.
- Name
- Messina M. Michalsky
- Credential
- PMHNP
- Primary taxonomy
- Psychiatric/Mental Health Nurse Practitioner 363LP0808X
- License numbers
- RXN.0101748-NP CO
1630069 CO
APN.0991471 CO
Self-reported in NPPES; status is on the state search - Practice location
- 926 Main St Ste 14, Billings, MT 59105
- Phone
- (406) 702-1466
- Enumerated
- Nov 3, 2014
- Record last updated
- Nov 17, 2022
- Fax
- (406) 702-1591
- Medicaid ID
- 09974261 CO
- Medicare enrollment
- Enrolled (PECOS I20200629000601); accepts Medicare assignment
- Telehealth
- Offers telehealth (CMS)
- Entity
- Type 1 · individual
Also registered at 926 Main St Ste 14
A shared address usually means a shared clinic or building; it does not show who employs whom.
- Elizabeth McGillvray, MSWClinical Social Worker1598239063
- Onorina Michalsky, LCPCMental Health Counselor1326699455
- Allison Sears, NPPsychiatric/Mental Health Nurse Practitioner1831764562
Verify Messina M. Michalsky in five checks
- 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
- 2LicenseActive license and public ordersWhich Montana board licenses this professionCheck the board
- 3Other statesLicenses and actions elsewhereDocInfo (FSMB)Not checked
- 4ExclusionsMedicare and Medicaid bansHHS-OIG exclusion listNot checked
- 5CertificationBoard certificationABMS AOA NCCPA AANPNot checked
40% more Medicare Part D claims than the average psychiatric/mental health nurse practitioner in 2024
1,272 Medicare Part D claims for 48 beneficiaries, against an average of 906 among the 30,717 providers of this specialty who prescribed in Part D. Brand-name drugs were 7% of claims.
Most prescribed
- Clonazepam105 claims
- Dextroamphetamine-Amphetamine68 claims
- Lorazepam59 claims
- Trazodone Hcl57 claims
- Sertraline Hcl56 claims
- Duloxetine Hcl52 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.
Industry payments in 2024: $82.80
3 payments; by number, the most common kind was food and beverage; the largest payer was Neurocrine Biosciences, Inc. The 23,362 providers of this specialty with any payment received $1,027.77 on average. Payments are reported by manufacturers, not by the provider, and are not a sign of wrongdoing.
Source: CMS Open Payments, program year 2024 (openpaymentsdata.cms.gov); average among providers of this specialty with at least one payment.
Bills Medicare through one group practice
- Integrative Mental Health Services PLLCBillings, MT
Source: CMS Doctors and Clinicians National Downloadable File (the group practices a clinician bills Medicare through) (data.cms.gov).
Psychiatric/Mental Health Nurse Practitioner providers in Montana
There are 243 psychiatric/mental health nurse practitioner records in Montana.
Other psychiatric/mental health nurse practitioner records in Montana
- Mark Ackerman, RN, APNBozeman, MT1679833016
- Kristina Anderson, PMHNPKalispell, MT1558137760
- Laurel Andrechak, FNP, PSYCH NPGreat Falls, MT1992907372
- Shelley Andrus, APRNGreat Falls, MT1962786806
- Allyson Arnold, PMHNPKalispell, MT1033819800
- Fraser Ball, PMHNPBozeman, MT1770349219
- Abigail Banmbuh, PMHNPBozeman, MT1508400607
- Racheal Bashaw, DNP PMHNPGreat Falls, MT1609568872
- Marnie Basta-SmithBozeman, MT1053849851
- Cynthia Bauman, PMHNP-BCWarm Springs, MT1609205020
Common questions
What is Messina M. Michalsky, PMHNP's NPI number?
Messina M. Michalsky, PMHNP's National Provider Identifier (NPI) is 1568867588, issued on Nov 3, 2014. An NPI identifies a provider in billing; it is not a license.
Where is Messina M. Michalsky, PMHNP located?
The NPPES record lists a practice address at 926 Main St Ste 14, Billings, MT, 59105. Phone: (406) 702-1466. Providers update this record themselves, so call before visiting.
How can I verify Messina M. Michalsky, PMHNP's license?
Search the Montana board that licenses this profession; the NPPES record confirms identity only.
How much does Messina M. Michalsky, PMHNP prescribe under Medicare Part D?
In 2024, Messina M. Michalsky, PMHNP had 1,272 Medicare Part D claims for 48 beneficiaries; the average among psychiatric/mental health nurse practitioner prescribers was 906. Part D covers Medicare prescriptions only.
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.