Doctor profile · Federal record

Dr. Stephen Knohl, MD

Nephrology Physician (CMS: Internal Medicine) · Syracuse, NY

  • NPI 1144258567
  • Accepts Medicare
  • MIPS 78.0 / 100 · 2023
  • 29 yrs in practice
  • Male
  • Group practice
  • No sanctions

Practice & contact

NPPES Updated May 11, 2026
Primary practice
90 Presidential Plz, Firm C
Syracuse, NY 132022240
(315) 464-3834
fax (315) 464-3837

Credentials & registration

NPPES · NUCC
NPI registered
June 2006 — 20 yrs on file
Profile last updated
June 16, 2010
Year of graduation
1997 — 29 yrs since
Specialty taxonomy
207RN0300X — NUCC code
State license (1)
New York #213082
Medicaid
NY #02392189

Federal sanctions & exclusions

OIG LEIE Updated May 11, 2026

No sanctions, exclusions or revocations on file

Checked against OIG LEIE on NPI 1144258567. Last verified May 11, 2026.

Medicare procedures · 2023

Top services delivered

CMS Provider Utilization
Total services
14
Distinct HCPCS
1
Medicare allowed
$1,333
HCPCS Description Services Patients Avg allowed
99214 Established patient office or other outpatient visit, 30-39 minutes 14 12 $95

In context: peer comparison

Among 7 peers in this city , average services per provider: 427. This provider delivers 0.0× the peer median.

Medicare Part D · 2023

Top prescriptions

CMS Part D Prescriber
Total claims
313
Patients
50
Total drug cost
$26,679
Drug Type Claims Patients Total cost
Potassium Citrate Er (Potassium Citrate) Brand 110 27 $21,205
Indapamide Generic 58 12 $1,114
Potassium Chloride Generic 52 11 $1,967
Chlorthalidone Generic 42 0 $837
Amiloride-Hydrochlorothiazide (Amiloride/Hydrochlorothiazide) Brand 20 0 $618
Allopurinol Generic 17 0 $181
Klor-Con M20 (Potassium Chloride) Brand 14 0 $757

Hospital affiliations

CMS Hospital Compare

Frequently asked questions

Auto-generated from federal data
What is Dr. Stephen Knohl's medical specialty?
Dr. Stephen Knohl practices Nephrology Physician in Syracuse, NY.
Where does Dr. Stephen Knohl practice?
Dr. Stephen Knohl practices at 90 Presidential Plz, Syracuse, NY 132022240. Office phone: 3154643834.
What is Dr. Stephen Knohl's NPI?
Dr. Stephen Knohl's National Provider Identifier (NPI) is 1144258567, issued by NPPES.
Does Dr. Stephen Knohl accept Medicare assignment?
Yes. Dr. Stephen Knohl accepts Medicare assignment, meaning Medicare-allowed amounts are accepted as full payment for covered services.
What procedures does Dr. Stephen Knohl commonly perform?
Top Medicare-reported procedures in 2023: Established patient office or other outpatient visit (HCPCS 99214). Source: CMS Medicare Physician & Other Practitioners file.