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

Zafar I. Siddiqui, MD

Individual provider Anesthesiology Physician · NPI 1134189624

Zafar I. Siddiqui, MD is an Anesthesiology in Westborough, Massachusetts. Qualified in 1982, 44 years ago. Practices with Amoskeag Anesthesia PLLC, a 166-clinician group and accepts Medicare assignment. Licensed in Massachusetts.

Years since qualifying
44
Licensed in
MA
In the registry since
2006
What do these letters mean?
MD — Doctor of Medicine
A physician who completed allopathic medical school.

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Practice location Address checks out

21 Thomas Newton Dr
Westborough, MA 01581-1753
Phone: (508) 366-5012
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Pin is approximate — placed at the ZIP-code centre, not the exact door.

Specialties & licences

Anesthesiology Physician (primary) Taxonomy 207L00000X · Licence 219575 (MA)

Record details

NPI number1134189624
Entity typeIndividual (Type 1)
GenderMale
Credentials MD
Sole proprietorNo
NPI enumeratedMarch 27, 2006
Last updated in NPPESSeptember 20, 2022
Certification dateSeptember 20, 2022

Medicare enrollment

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

Medicare specialtyANESTHESIOLOGY
Medical schoolOTHER
Graduated 1982 (44 years in practice)
Group practice Amoskeag Anesthesia Pllc — 166 clinicians
Accepts Medicare assignment Yes — accepts the Medicare-approved amount