Type 1 · Individual ✓ Active NPI ✓ Valid NPI checksum Sole proprietor

Mr. Michael P Tremko, PMHNP-BC

Psychiatric/Mental Health Nurse Practitioner in Crown Point, IN · enumerated 2013.

Data current as of Jul 13, 2026 · sourced from CMS NPPES

National Provider Identifier

1639509888

Verified

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Registry record

Entity type Individual (Type 1)

Name Mr. Michael P Tremko

Credential PMHNP-BC

Sex Male

Practice address Crown Point, IN, 46307

Phone (503) 364-6093

Fax (503) 212-0209

Enumeration date Nov 24, 2013

Last updated in NPPES Jul 15, 2025

Street address withheld: NPPES sole-proprietor addresses can be home addresses. See our data policy.

Taxonomy & licenses

163WP0808X Psychiatric/Mental Health Registered Nurse Nursing Service Providers · License 200842665RN (OR) Secondary

363LP0808X Psychiatric/Mental Health Nurse Practitioner Physician Assistants & Advanced Practice Nursing Providers · License 71012936A (IN) Secondary

363LP0808X Psychiatric/Mental Health Nurse Practitioner Physician Assistants & Advanced Practice Nursing Providers · License AP61252566 (WA) Secondary

363LP0808X Psychiatric/Mental Health Nurse Practitioner Physician Assistants & Advanced Practice Nursing Providers · License 69022 (ID) Secondary

363LP0808X Psychiatric/Mental Health Nurse Practitioner Physician Assistants & Advanced Practice Nursing Providers · License 201502375NP-PP (OR) Primary

What is an NPI number?

A National Provider Identifier (NPI) is a unique 10-digit number that CMS assigns to every U.S. healthcare provider and organization under HIPAA. Type 1 NPIs identify individual providers; Type 2 NPIs identify organizations. The NPI appears on insurance claims, prescriptions, and credentialing paperwork, and never changes, even if the provider moves or changes specialty.

Read the full guide → Validate an NPI →

Frequently asked questions

What is the NPI number for Michael Tremko?

The National Provider Identifier (NPI) for Michael Tremko is 1639509888, a Type 1 (individual) record in the CMS NPPES registry.

Where does Michael Tremko practice?

The practice location on file with NPPES is in Crown Point, IN. Providers can have multiple locations; NPPES lists the primary practice address.

Other providers at this practice address

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Allison Walker Naturopath · Crown Point, IN NPI 1124629704 Aramide Owolabi Psychiatric/Mental Health Nurse Practitioner · Crown Point, IN NPI 1154110450

Source: CMS NPPES (public data). Snapshot 2026-07-13. Provider record last updated 2025-07-15.