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

Mark N Pierson, PA-C

Individual provider Physician Assistant · NPI 1508858234

Mark N Pierson, PA-C is a Physician Assistant in Billings, Montana. Qualified in 2000, 26 years ago. Practices with Billings Clinic, a 805-clinician group and accepts Medicare assignment. Licensed in Montana.

Years since qualifying
26
Licensed in
MT
In the registry since
2005
What do these letters mean?
PA-C — Physician Assistant, Certified
A physician assistant who holds current national certification.

See every abbreviation used in this directory →

Claim this listing Report a problem Suggest an edit

Practice location Address checks out

2900 12th Ave N Ste 140W
Billings, MT 59101-7506
Phone: (406) 238-6540
Fax: (406) 238-6599
Show map & directions

Directions in Google Maps · Apple Maps · OpenStreetMap

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

Specialties & licences

Physician Assistant (primary) Taxonomy 363A00000X · Licence 414 (MT)

Record details

NPI number1508858234
Entity typeIndividual (Type 1)
GenderMale
Credentials PA-C
Sole proprietorNo
NPI enumeratedAugust 18, 2005
Last updated in NPPESMarch 24, 2015

Medicare enrollment

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

Medicare specialtyPHYSICIAN ASSISTANT
Medical schoolOTHER
Graduated 2000 (26 years in practice)
Group practice Billings Clinic — 805 clinicians
Accepts Medicare assignment Yes — accepts the Medicare-approved amount
Practice locations5 on file with Medicare

Other providers in Billings