JONATHON AARON SCHWARTZ M.D.
NPI 1700204542
Anesthesiology - Critical Care Medicine in Stony Brook, NY
About Jonathon Aaron Schwartz M.d. NPPES
Official registry information on file with the National Plan and Provider Enumeration System.
JONATHON AARON SCHWARTZ M.D. (NPI 1700204542) is an individual critical care medicine provider in Stony Brook, New York, licensed in New York (298997) and active in the NPI registry since March 2014. He is enrolled in Medicare PECOS, is affiliated with Suny/stony Brook University Hospital, and is a graduate of Other (2014).
NPPES Registry Identity
Specialties & Licenses
Group Practice 1
Medicare Participation & PECOS CMS
Medicare enrollment, assignment, billing reassignment, and ordering and referring status from CMS.
Medicare Enrollment Status
Enrolled in Medicare and accepts Medicare assignment
Jonathon Aaron Schwartz M.d. is registered in PECOS and agrees to accept the Medicare-approved amount as full payment. Medicare patients are not billed beyond the standard deductible and coinsurance.
Medicare Billing Reassignment
Medicare enrollment records show Jonathon Schwartz reassigns Medicare billing to 1 organization. The organization bills Medicare for the services this provider delivers there.
Stony Brook, NY 11794
- Reassigned Medicare billing, New York enrollment
- 103 clinicians in this Medicare group
Source: CMS Revalidation Reassignment List, October 2026 release. Reassignment records can lag staffing changes; confirm a current affiliation with the organization.
Areas of Expertise CMS Part B claims
Services this provider delivered to Medicare fee-for-service patients, from the CMS Medicare utilization data. Higher counts generally reflect more experience with a service; care delivered outside Medicare is not included.
Hospital Affiliations CMS Care Compare
Hospitals where this provider delivers care, identified from recent Medicare claims and place-of-service records.
Suny/Stony Brook University Hospital
Acute Care Hospitals · Stony Brook, NYOther Providers at the Same Location NPPES 20
Providers registered at the same practice address, or within the immediate area, according to the NPPES registry.
STONY BROOK, NY 11794
STONY BROOK, NY 11794
STONY BROOK, NY 11794
STONY BROOK, NY 11794
Frequently Asked Questions NPPES & CMS
Common questions about this NPI record, answered from the official NPPES registry and CMS datasets shown on this page.
What is Jonathon Schwartz's NPI number?
The NPI number for Jonathon Schwartz is 1700204542. It was assigned to this individual provider in the NPPES registry on March 30, 2014.
Where is Jonathon Schwartz located?
Jonathon Schwartz practices at 101 Nicolls Rd, Stony Brook, NY 11794. The listed phone number is (631) 444-2975.
What is Jonathon Schwartz's specialty?
The primary specialty registered for this NPI is Anesthesiology, specializing in Critical Care Medicine, with taxonomy code 207LC0200X.
Is Jonathon Schwartz enrolled in Medicare?
Yes. Jonathon Schwartz is registered in the Medicare PECOS system and accepts Medicare assignment, which means accepting the Medicare-approved amount as payment in full for covered services.
Which organization bills Medicare for Jonathon Schwartz's services?
According to the CMS Revalidation Reassignment List (October 2026 release), Jonathon Schwartz reassigns Medicare benefits to Stony Brook Anaesthesiology, University Faculty Practice Corporation (Stony Brook, NY). The reassignment is filed with Medicare on form CMS-855R, signed by both the clinician and the organization, and lets the organization bill Medicare and receive payment for Jonathon Schwartz's services. Reassignment records can lag staffing changes; confirm current arrangements with the organization.
Is Jonathon Schwartz affiliated with any hospitals?
According to CMS data, Jonathon Schwartz is affiliated with Suny/Stony Brook University Hospital.
When was this NPI record last updated?
The NPPES record for Jonathon Schwartz was last updated on September 8, 2019. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 7 years ago. If this record has changed at CMS more recently, you can request an on-demand re-check against the live CMS registry, directly from this page.
# Jonathon Aaron Schwartz, M.D. · NPI 1700204542
Critical Care Medicine physician in Stony Brook, New York. Individual provider, active in the CMS NPPES registry since March 30, 2014.
## Identity
- **NPI:** 1700204542 (Entity type: Individual)
- **Enumerated:** March 30, 2014
- **Primary specialty:** Anesthesiology - Critical Care Medicine · taxonomy 207LC0200X
- **State license:** 298997 (New York)
- **Sole proprietor:** Yes
## Practice location
- **Address:** 101 NICOLLS RD, Stony Brook, NY 11794-0001
- **Phone:** (631) 444-2975 · **Fax:** (631) 444-2907
## Medicare
- **Medicare:** Enrolled (PECOS); accepts Medicare assignment
- **Ordering & referring:** eligible for Part B labs & imaging, durable medical equipment, home health, power mobility devices
- **Bills Medicare through:** Stony Brook Anaesthesiology, University Faculty Practice Corporation (NPI 1801841184, Stony Brook, NY), under Medicare reassignment (form CMS-855R) · CMS Revalidation Reassignment List, October 2026 release
- **Medical school:** Other, class of 2014
## Record status
- **NPPES last updated:** September 8, 2019
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Source: [NPI Profile](https://npiprofile.com/npi/1700204542) · Data from the CMS NPPES public registry.