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

Mark A Twesme, PA

Individual provider Physician Assistant · NPI 1922258102

Mark A Twesme, PA is a Physician Assistant in Eau Claire, Wisconsin. Qualified in 2008, 18 years ago. Practices with Mayo Clinic Health System-Northwest Wisconsin Region Inc, a 799-clinician group, works from 2 locations and accepts Medicare assignment. Licensed in Arizona and Wisconsin.

Years since qualifying
18
Licensed in
AZ, WI
In the registry since
2008
Specialties on file
3
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

1400 Bellinger St
Eau Claire, WI 54703-5222
Phone: (715) 838-5222
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Pin is approximate — placed at the ZIP-code centre, not the exact door.

Additional practice locations (1)

  • 13400 E Shea Blvd, Scottsdale, AZ 85259-5452 — (480) 301-8000

Specialties & licences

Physician Assistant (primary) Taxonomy 363A00000X · Licence 2343 (WI)
Physician Assistant Taxonomy 363A00000X · Licence 9146 (AZ)
Surgical Physician Assistant Taxonomy 363AS0400X

Record details

NPI number1922258102
Entity typeIndividual (Type 1)
GenderMale
Credentials PA
Sole proprietorNo
NPI enumeratedSeptember 24, 2008
Last updated in NPPESSeptember 28, 2022
Certification dateSeptember 28, 2022

Medicare enrollment

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

Medicare specialtyPHYSICIAN ASSISTANT
Medical schoolOTHER
Graduated 2008 (18 years in practice)
Group practice Mayo Clinic Health System-Northwest Wisconsin Region Inc — 799 clinicians
Accepts Medicare assignment Yes — accepts the Medicare-approved amount
Practice locations7 on file with Medicare

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