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

Dr. Jonathan Vasilios Saguan Martin, MD

Individual provider Surgical Critical Care Physician · NPI 1922443019

Dr. Jonathan Vasilios Saguan Martin, MD is a General Surgery in Stony Brook, New York. Graduated from Loma Linda University School of Medicine in 2013, 13 years ago. Practices with Stony Brook Surgical Associates University Faculty Practice Corporati, a 102-clinician group, works from 3 locations and accepts Medicare assignment. Licensed in Arizona, Michigan, Minnesota and New York.

Years since qualifying
13
Trained at
Loma Linda University School of Medicine
Licensed in
AZ, MI, MN, NY
In the registry since
2013
Specialties on file
7
What do these letters mean?
MD — Doctor of Medicine
A physician who completed allopathic medical school.

See every abbreviation used in this directory →

Practice location Address checks out

101 Nicolls Rd
Stony Brook, NY 11794-2874
Phone: (631) 444-8329
Fax: (631) 444-6176
Show map & directions

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

Additional practice locations (2)

  • 5301 E Grant Rd, Tucson, AZ 85712-2874 — (520) 324-1127
  • 1406 6th Ave N, Saint Cloud, MN 56303-1900 — (320) 240-2836

Specialties & licences

Surgery Physician (primary) Taxonomy 208600000X · Licence 315942 (NY)
Surgical Critical Care Physician Taxonomy 2086S0102X · Licence 315942 (NY)
Surgical Critical Care Physician Taxonomy 2086S0102X · Licence 71089 (MN)
Surgical Critical Care Physician Taxonomy 2086S0102X · Licence 4301103306 (MI)
Surgery Physician Taxonomy 208600000X · Licence 4301103306 (MI)
Surgical Critical Care Physician Taxonomy 2086S0102X · Licence 65407 (AZ)
Trauma Surgery Physician Taxonomy 2086S0127X · Licence 315942 (NY)

Record details

NPI number1922443019
Entity typeIndividual (Type 1)
GenderMale
Credentials MD
Sole proprietorNo
NPI enumeratedMay 3, 2013
Last updated in NPPESJuly 1, 2022
Certification dateJuly 1, 2022

Medicare enrollment

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

Medicare specialtyGENERAL SURGERY
Also practisesCRITICAL CARE (INTENSIVISTS)
Medical schoolLOMA LINDA UNIVERSITY SCHOOL OF MEDICINE
Graduated 2013 (13 years in practice)
Group practice Stony Brook Surgical Associates University Faculty Practice Corporati — 102 clinicians
Accepts Medicare assignment Yes — accepts the Medicare-approved amount

Other providers in Stony Brook