STEPHEN J KNOHL MD
NPI 1144258567
Internal Medicine - Nephrology in Syracuse, NY
About Stephen J Knohl Md NPPES
Official registry information on file with the National Plan and Provider Enumeration System.
STEPHEN J KNOHL MD (NPI 1144258567) is an individual nephrology provider in Syracuse, New York, licensed in New York (213082) and active in the NPI registry since June 2006. He is enrolled in Medicare PECOS, is affiliated with University Hospital S U N Y Health Science Center, and is a graduate of State University Of New York At Buffalo School Of Medicine (1997).
NPPES Registry Identity
Specialties & Licenses
Other Identifiers 3
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
Stephen J Knohl Md 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 Stephen Knohl reassigns Medicare billing to 1 organization. The organization bills Medicare for the services this provider delivers there.
Syracuse, NY 13210
- Reassigned Medicare billing, New York enrollment
- 434 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 3
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.
University Hospital S U N Y Health Science Center
Acute Care Hospitals · Syracuse, NYPhysician Visit Costs CMS claims · ZIP area
Typical Medicare office-visit costs in the 13202 ZIP code area, from fee-for-service claims. These are area statistics, not this provider’s prices; actual charges vary by service and coverage.
Medicare Quality Performance CMS QPP · MIPS
Performance in the CMS Quality Payment Program: the MIPS final score across four weighted categories, and the individual quality measures reported to Medicare.
Other Providers at the Same Location NPPES 20
Providers registered at the same practice address, or within the immediate area, according to the NPPES registry.
SYRACUSE, NY 13202
SYRACUSE, NY 13202
SYRACUSE, NY 13202
SYRACUSE, NY 13202
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 Stephen Knohl's NPI number?
The NPI number for Stephen Knohl is 1144258567. It was assigned to this individual provider in the NPPES registry on June 28, 2006.
Where is Stephen Knohl located?
Stephen Knohl practices at 90 Presidential Plz Firm C, Syracuse, NY 13202. The listed phone number is (315) 464-3834.
What is Stephen Knohl's specialty?
The primary specialty registered for this NPI is Internal Medicine, specializing in Nephrology, with taxonomy code 207RN0300X.
Is Stephen Knohl enrolled in Medicare?
Yes. Stephen Knohl 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 Stephen Knohl's services?
According to the CMS Revalidation Reassignment List (October 2026 release), Stephen Knohl reassigns Medicare benefits to Department Of Medicine Medical Serv Grp At Suny Hlth Sci Ctr Syr In (Syracuse, 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 Stephen Knohl's services. Reassignment records can lag staffing changes; confirm current arrangements with the organization.
Is Stephen Knohl affiliated with any hospitals?
According to CMS data, Stephen Knohl is affiliated with University Hospital S U N Y Health Science Center.
When was this NPI record last updated?
The NPPES record for Stephen Knohl was last updated on June 16, 2010. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 16 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.
# Stephen J Knohl, MD · NPI 1144258567
Nephrology physician in Syracuse, New York. Individual provider, active in the CMS NPPES registry since June 28, 2006.
## Identity
- **NPI:** 1144258567 (Entity type: Individual)
- **Enumerated:** June 28, 2006
- **Primary specialty:** Internal Medicine - Nephrology · taxonomy 207RN0300X
- **State license:** 213082 (New York)
- **Sole proprietor:** No
## Practice location
- **Address:** 90 PRESIDENTIAL PLZ, FIRM C, Syracuse, NY 13202-2240
- **Phone:** (315) 464-3834 · **Fax:** (315) 464-3837
## 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:** Department Of Medicine Medical Serv Grp At Suny Hlth Sci Ctr Syr In (NPI 1063468239, Syracuse, NY), under Medicare reassignment (form CMS-855R) · CMS Revalidation Reassignment List, October 2026 release
- **Medical school:** State University Of New York At Buffalo School Of Medicine, class of 1997
## Record status
- **NPPES last updated:** June 16, 2010
- **Other identifiers:** Medicaid 02392189 (NY); Medicare PIN DD5564 (NY); Medicare PIN P00014386 (NY)
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Source: [NPI Profile](https://npiprofile.com/npi/1144258567) · Data from the CMS NPPES public registry.