Provider records sourced from NPPES (CMS National Plan & Provider Enumeration System). Data current as of August 10, 2026.
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Mr. Mark D. Williams, PA-C

Individual provider Physician Assistant · NPI 1255369765

Mr. Mark D. Williams, PA-C is a Physician Assistant in Salem, Oregon. Qualified in 1998, 28 years ago. Practices with Silver Falls Dermatology LLC, a 98-clinician group and accepts Medicare assignment. Licensed in Oregon.

Years since qualifying
28
Licensed in
OR
In the registry since
2006
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

1793 13th St SE
Salem, OR 97302-2541
Phone: (503) 362-8385
Fax: (503) 362-8435
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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 PA00623 (OR)

Record details

NPI number1255369765
Entity typeIndividual (Type 1)
GenderMale
Credentials PA-C
Sole proprietorNo
NPI enumeratedJune 30, 2006
Last updated in NPPESJuly 13, 2015

Medicare enrollment

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

Medicare specialtyPHYSICIAN ASSISTANT
Medical schoolOTHER
Graduated 1998 (28 years in practice)
Group practice Silver Falls Dermatology Llc — 98 clinicians
Accepts Medicare assignment Yes — accepts the Medicare-approved amount
Practice locations2 on file with Medicare

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