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

Ronald Jasiewicz

Individual provider Pediatric Anesthesiology Physician · NPI 1114978954

Ronald Jasiewicz is an Anesthesiology in Stony Brook, New York. Qualified in 1992, 34 years ago. Practices with Stony Brook Anaesthesiology University Faculty Practice Corporation, a 87-clinician group and accepts Medicare assignment. Licensed in New York.

Years since qualifying
34
Licensed in
NY
In the registry since
2006

Practice location Address checks out

Hsc L4-060 Stony Brook University
Stony Brook, NY 11790-8480
Phone: (631) 444-2975
Show map & directions

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

Specialties & licences

Pediatric Anesthesiology Physician (primary) Taxonomy 207LP3000X · Licence 194400-1 (NY)

Record details

NPI number1114978954
Entity typeIndividual (Type 1)
GenderMale
Sole proprietorNo
NPI enumeratedMay 15, 2006
Last updated in NPPESJuly 8, 2007
Mailing addressHsc L4-060, Stony Brook University, Stony Brook, NY 11790-8480

Medicare enrollment

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

Medicare specialtyANESTHESIOLOGY
Medical schoolOTHER
Graduated 1992 (34 years in practice)
Group practice Stony Brook Anaesthesiology University Faculty Practice Corporation — 87 clinicians
Accepts Medicare assignment Yes — accepts the Medicare-approved amount
Practice locations2 on file with Medicare

Other providers in Stony Brook