Integrative Mental Health Services, PLLC
NPI 1073111746 · Psychiatric/Mental Health Nurse Practitioner · Billings, MT
Enrolled with Medicare as Part B Supplier - Clinic/Group Practice · source: CMS PECOS Public Provider Enrollment (2026.04.01)
Integrative Mental Health Services, PLLC is a Psychiatric/Mental Health Nurse Practitioner organization in Billings, MT (NPI 1073111746).
Provider details
- NPI number
- 1073111746
- Entity type
- Organization
- Primary specialty
- Psychiatric/Mental Health Nurse PractitionerPhysician Assistants & Advanced Practice Nursing Providers
- Organization subpart
- No
- Authorized official
- Messina Michalsky, Owner(406) 861-6328
Specialties & taxonomies
Physician Assistants & Advanced Practice Nursing Providers
Ambulatory Health Care Facilities
Profile Score
A profile completeness & documented-activity index — NOT a quality, outcomes, or patient-satisfaction rating.
- Registry tenure38% of score
5 yrs in NPPES registry
- Profile completeness38% of score
100% of core fields populated
- Practice footprint23% of score
1 documented practice location
Signals a provider has no public data for (e.g. Medicare claims) are left out of the score entirely — never counted as zero — so providers without that data are not penalized. See the full formula and weights in our methodology.
Practice location
Mailing address
Registry dates
- Enumerated
- 2020-10-14
- Last updated
- 2022-12-06
- Certified
- 2022-12-06
Frequently asked questions
- What is Integrative Mental Health Services, PLLC's NPI number?
- Integrative Mental Health Services, PLLC's National Provider Identifier (NPI) is 1073111746, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What type of organization is Integrative Mental Health Services, PLLC?
- Integrative Mental Health Services, PLLC is classified in the NPPES registry as Psychiatric/Mental Health Nurse Practitioner (Physician Assistants & Advanced Practice Nursing Providers).
- Where is Integrative Mental Health Services, PLLC located?
- Integrative Mental Health Services, PLLC's practice location on file with NPPES is 926 Main St Ste 14, Billings, MT 59105-3359.
- What is Integrative Mental Health Services, PLLC's phone number?
- The practice phone number listed in the NPPES registry for Integrative Mental Health Services, PLLC is (406) 702-1466.
- Does Integrative Mental Health Services, PLLC accept Medicare?
- Integrative Mental Health Services, PLLC is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Who is the authorized official for Integrative Mental Health Services, PLLC?
- The authorized official listed on Integrative Mental Health Services, PLLC's NPPES record is Messina Michalsky, Owner. The authorized official registers and maintains the organization's NPI and is not necessarily its owner.
- Is Integrative Mental Health Services, PLLC's NPI active?
- Yes — Integrative Mental Health Services, PLLC's NPI (1073111746) is active in the NPPES registry as of the last update on 2022-12-06.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.