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

David Matthew Mastrianni, MD

Individual provider Hematology & Oncology Physician · NPI 1417954264

David Matthew Mastrianni, MD is a Hematology/Oncology in Saratoga Springs, New York. Graduated from Albany Medical College of Union University in 1985, 41 years ago. Practices with Adirondack Medical Center, a 85-clinician group, accepts Medicare assignment and offers telehealth. Licensed in New York.

Years since qualifying
41
Trained at
Albany Medical College of Union University
Licensed in
NY
In the registry since
2005
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

3 Care Ln Ste 300
Saratoga Springs, NY 12866-8623
Phone: (518) 226-6000
Fax: (518) 226-6001
Show map & directions

Pin is approximate — placed at the ZIP-code centre, not the exact door.

Specialties & licences

Hematology & Oncology Physician (primary) Taxonomy 207RH0003X · Licence 195174 (NY)

Record details

NPI number1417954264
Entity typeIndividual (Type 1)
GenderMale
Credentials MD
Sole proprietorNo
NPI enumeratedJuly 7, 2005
Last updated in NPPESJanuary 26, 2015

Medicare enrollment

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

Medicare specialtyHEMATOLOGY/ONCOLOGY
Medical schoolALBANY MEDICAL COLLEGE OF UNION UNIVERSITY
Graduated 1985 (41 years in practice)
Group practice Adirondack Medical Center — 85 clinicians
Accepts Medicare assignment Yes — accepts the Medicare-approved amount
TelehealthOffers telehealth services

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