Provider records sourced from NPPES (CMS National Plan & Provider Enumeration System). Data current as of August 10, 2026.

Michael T Fillenworth, PA

Individual provider Medical Physician Assistant · NPI 1023111275

Michael T Fillenworth, PA is a Physician Assistant in Mt Pleasant, Michigan. Qualified in 1999, 27 years ago. Practices with Isabella Urgent Care PLLC, a 4-clinician group and accepts Medicare assignment. Licensed in Michigan.

Years since qualifying
27
Licensed in
MI
In the registry since
2006
What do these letters mean?
PA — Physician Assistant
A licensed clinician who examines, diagnoses and treats under a physician's supervision.

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Practice location Address checks out

2591 S Leaton Rd
Mt Pleasant, MI 48858
Phone: (989) 775-4664
Fax: (989) 775-4680
Show map & directions

Pin is approximate — placed at the ZIP-code centre, not the exact door.

Specialties & licences

Medical Physician Assistant (primary) Taxonomy 363AM0700X · Licence MF003215 (MI)

Record details

NPI number1023111275
Entity typeIndividual (Type 1)
GenderMale
Credentials PA
Sole proprietorNo
NPI enumeratedSeptember 6, 2006
Last updated in NPPESJuly 8, 2007

Medicare enrollment

From the CMS Doctors & Clinicians file — this clinician is enrolled in Medicare.

Medicare specialtyPHYSICIAN ASSISTANT
Medical schoolOTHER
Graduated 1999 (27 years in practice)
Group practice Isabella Urgent Care Pllc — 4 clinicians
Accepts Medicare assignment Yes — accepts the Medicare-approved amount

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