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

Christopher A Ryan, PA-C

Individual provider Physician Assistant · NPI 1639112758

Christopher A Ryan, PA-C is a Physician Assistant in Portland, Maine. Qualified in 2004, 22 years ago. Practices with Physicians of Cape Cod Hospital, a 327-clinician group and accepts Medicare assignment. Licensed in Massachusetts and Maine.

Years since qualifying
22
Licensed in
MA, ME
In the registry since
2006
Specialties on file
2
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

818 Congress St
Portland, ME 04102-3112
Phone: (207) 773-8161
Fax: (207) 773-1489
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

Surgical Physician Assistant (primary) Taxonomy 363AS0400X · Licence PA001074 (ME)
Physician Assistant Taxonomy 363A00000X · Licence 1882 (MA)

Record details

NPI number1639112758
Entity typeIndividual (Type 1)
GenderMale
Credentials PA-C
Sole proprietorNo
NPI enumeratedJune 14, 2006
Last updated in NPPESAugust 2, 2012

Medicare enrollment

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

Medicare specialtyPHYSICIAN ASSISTANT
Medical schoolOTHER
Graduated 2004 (22 years in practice)
Group practice Physicians Of Cape Cod Hospital — 327 clinicians
Accepts Medicare assignment Yes — accepts the Medicare-approved amount
Practice locations2 on file with Medicare

Other providers in Portland