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

Gretchen Elgersma, PA

Individual provider Physician Assistant · NPI 1457380826

Gretchen Elgersma, PA is a Physician Assistant in Williamsville, New York. Qualified in 1999, 27 years ago. Practices with Western New York Immediate Medical Care LLC, a 19-clinician group and accepts Medicare assignment. Licensed in New York.

Years since qualifying
27
Licensed in
NY
In the registry since
2006
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

1540 Maple Rd Emergency Rm
Williamsville, NY 14221-3647
Phone: (716) 691-8838
Fax: (716) 564-1134
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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 008115 (NY)

Record details

NPI number1457380826
Entity typeIndividual (Type 1)
GenderFemale
Credentials PA
Sole proprietorNo
NPI enumeratedJune 30, 2006
Last updated in NPPESMay 20, 2026
Certification dateMay 20, 2026

Medicare enrollment

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

Medicare specialtyPHYSICIAN ASSISTANT
Medical schoolOTHER
Graduated 1999 (27 years in practice)
Group practice Western New York Immediate Medical Care Llc — 19 clinicians
Accepts Medicare assignment Yes — accepts the Medicare-approved amount
Practice locations3 on file with Medicare

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