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

Individual provider Physician Assistant · NPI 1326418781

Megan Diminich McWilliams, PA is a Physician Assistant in New York, New York. Works from 2 locations. Licensed in New York and South Carolina.

Licensed in
NY, SC
In the registry since
2015
Specialties on file
2
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

489 5th Ave Fl 3
New York, NY 10017-6145
Phone: (888) 663-6331
Fax: (415) 252-7176
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Pin is approximate — placed at the ZIP-code centre, not the exact door.

Additional practice locations (1)

  • 21 Burns Ln, Charleston, SC 29401-1492 — (843) 779-8570

Specialties & licences

Physician Assistant (primary) Taxonomy 363A00000X · Licence 033094 (NY)
Physician Assistant Taxonomy 363A00000X · Licence 2428 (SC)

Record details

NPI number1326418781
Entity typeIndividual (Type 1)
GenderFemale
Credentials PA
Sole proprietorNo
NPI enumeratedSeptember 29, 2015
Last updated in NPPESFebruary 6, 2026
Certification dateFebruary 6, 2026

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