Provider Profile
Based in Stony Brook, NY, Ronald Jasiewicz is listed in the NPI registry under anesthesiology. According to Medicare claims data, Ronald cared for 69 Medicare patients across 69 services. The services billed most often include anesthesia for other procedure on esophagus, stomach, or upper small bowel using an endoscope, anesthesia for x-ray or radiation therapy, and anesthesia for other procedure on large bowel using an endoscope.
Summarised automatically from public NPI registry and CMS Medicare data. Not written or reviewed by this provider. Claim this profile to replace it.
Source: NPPES NPI Registry
HSC L4-060 STONY BROOK UNIVERSITY
Stony Brook, NY 11790
Within Anesthesiology generally. Availability varies by clinician, training and location — this profile has not been claimed, so nothing here is a personal claim by the provider.
Anesthesia complications
Back & spine
Chronic pain
Facial & jaw pain
General pain
Head & facial pain
Headaches
Joint pain
Mental health
Muscle pain
Musculoskeletal pain
Nerve pain
Pelvic pain
Post-surgery recovery
Sedation & anesthesia
Spine pain
Ablation
Head & facial procedures
Implants & devices
Infusion therapies
Infusion therapy
Joint injections
Muscle injections
Nerve blocks
Nerve injections
Nerve procedures
Pain relief procedures
Regional anesthesia
Sedation
Sedation & anesthesia
Spine injections
Spine procedures
69 services · 69 patients · 3 distinct codes
| Procedure | Type | Code | Services |
|---|---|---|---|
| Anesthesia for other procedure on esophagus, stomach, or upper small bowel using an endoscope | Anaesthesia | 00731 |
27 |
| Anesthesia for x-ray or radiation therapy | Anaesthesia | 01922 |
26 |
| Anesthesia for other procedure on large bowel using an endoscope | Anaesthesia | 00811 |
16 |
Source: CMS Medicare public data. Shows how often procedures were billed — not quality of care or patient satisfaction.
Ronald Jasiewicz is an anesthesiologist in Stony Brook, NY. That is the designation recorded for this NPI in the federal registry, where it is listed as “Anesthesiology”.
NPI registry
Ronald Jasiewicz is listed at Hsc L4-060 Stony Brook University, Stony Brook, NY 11790. Addresses come from the NPI registry and can lag a move, so confirm before travelling.
NPI registry
The number on file is (631) 444-2975. Guide.md cannot book appointments or pass on messages — please call the office directly.
NPI registry
Ronald Jasiewicz's National Provider Identifier is 1114978954. It is issued by the Centers for Medicare & Medicaid Services and is unique and permanent — it does not change if they move practice.
NPI registry
Ronald Jasiewicz attended Other, graduating in 1992. This comes from the CMS National Downloadable File.
CMS public data
Ronald Jasiewicz has 34 years experience. Calculated from a graduation year of 1992, reported in the CMS National Downloadable File.
CMS public data
According to Medicare billing data, Ronald Jasiewicz provides treatments such as anesthesia for other procedure on esophagus, stomach, or upper small bowel using an endoscope and anesthesia for x-ray or radiation therapy. This reflects Medicare patients only and is billing volume, not a measure of quality.
Medicare claims
Not yet. This profile is built from public federal data and has not been confirmed by Ronald Jasiewicz. If this is you, claiming it is free.
Guide.md
Provider data sourced from the NPPES NPI Registry and CMS public datasets. Information is provided for reference and is not medical advice.