Provider records sourced from NPPES (CMS National Plan & Provider Enumeration System). Data current as of August 10, 2026.
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Ryan Anthony Mathiesen, PA-C

Individual provider Medical Physician Assistant · NPI 1780281014

Ryan Anthony Mathiesen, PA-C is a Physician Assistant in Bethlehem, Pennsylvania. Qualified in 2020, 6 years ago. Practices with Gslpg, Inc, a 267-clinician group and accepts Medicare assignment. Licensed in Pennsylvania.

Years since qualifying
6
Licensed in
PA
In the registry since
2020
Specialties on file
2
What do these letters mean?
PA-C — Physician Assistant, Certified
A physician assistant who holds current national certification.

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Practice location Address checks out

801 Ostrum St
Bethlehem, PA 18015-1000
Phone: (484) 526-4500
Fax: (484) 526-6674
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Pin is approximate — placed at the ZIP-code centre, not the exact door.

Specialties & licences

Physician Assistant (primary) Taxonomy 363A00000X · Licence MA061944 (PA)
Medical Physician Assistant Taxonomy 363AM0700X

Record details

NPI number1780281014
Entity typeIndividual (Type 1)
GenderMale
Credentials PA-C
Sole proprietorNo
NPI enumeratedOctober 9, 2020
Last updated in NPPESJuly 11, 2025
Certification dateJuly 11, 2025
Mailing address77 S Commerce Way, Bethlehem, PA 18017-8891

Medicare enrollment

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

Medicare specialtyPHYSICIAN ASSISTANT
Medical schoolOTHER
Graduated 2020 (6 years in practice)
Group practice Gslpg, Inc — 267 clinicians
Accepts Medicare assignment Yes — accepts the Medicare-approved amount
Practice locations2 on file with Medicare

Other providers in Bethlehem