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

Dr. Jeffrey M Stewart, MD

Individual provider Hematology & Oncology Physician · NPI 1982715892

Dr. Jeffrey M Stewart, MD is a Hematology/Oncology in Middletown, New York. Graduated from University of Florida College of Medicine in 1988, 38 years ago. Practices with Crystal Run Healthcare Physicians LLP, a 366-clinician group and accepts Medicare assignment. Licensed in New York.

Years since qualifying
38
Trained at
University of Florida College of Medicine
Licensed in
NY
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

185 Rykowski Ln
Middletown, NY 10941-4055
Phone: (845) 703-6999
Fax: (845) 703-6297
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 195350 (NY)

Record details

NPI number1982715892
Entity typeIndividual (Type 1)
GenderMale
Credentials MD
Sole proprietorNo
NPI enumeratedAugust 31, 2006
Last updated in NPPESOctober 16, 2020
Certification dateOctober 16, 2020

Medicare enrollment

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

Medicare specialtyHEMATOLOGY/ONCOLOGY
Medical schoolUNIVERSITY OF FLORIDA COLLEGE OF MEDICINE
Graduated 1988 (38 years in practice)
Group practice Crystal Run Healthcare Physicians Llp — 366 clinicians
Accepts Medicare assignment Yes — accepts the Medicare-approved amount

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