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

Zachary Spiwak, PA-C

Individual provider Physician Assistant · NPI 1134910920

Zachary Spiwak, PA-C is a Physician Assistant in Boston, Massachusetts. Qualified in 2025, 1 year ago. Licensed in Massachusetts.

Years since qualifying
1
Licensed in
MA
In the registry since
2025
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

300 Longwood Ave
Boston, MA 02115-5724
Phone: (617) 355-6000
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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 PA101732 (MA)

Record details

NPI number1134910920
Entity typeIndividual (Type 1)
GenderMale
Credentials PA-C
Sole proprietorNo
NPI enumeratedMay 13, 2025
Last updated in NPPESSeptember 3, 2025
Certification dateSeptember 3, 2025

Medicare enrollment

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

Medicare specialtyPHYSICIAN ASSISTANT
Medical schoolOTHER
Graduated 2025 (1 years in practice)
Accepts Medicare assignment Not indicated

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