Doctor profile · Federal record

Dr. Sydney Katz, M.D.

Hospitalist Physician (CMS: Internal Medicine) · Internal Medicine Physician · New York, NY

  • NPI 1952745143
  • Accepts Medicare
  • MIPS 93.4 / 100 · 2023
  • 13 yrs in practice
  • Female
  • Solo practice
  • No sanctions

Practice & contact

Operates at 2 locations .

NPPES Updated May 11, 2026
Primary practice
525 E 68Th St
New York, NY 100654870
(212) 746-4071
Additional location
170 William St
New York, NY 100382612
(212) 312-5780
Mailing address
630 W 168Th St
New York, NY 100323725

Credentials & registration

NPPES · NUCC
NPI registered
April 2013 — 13 yrs on file
Profile last updated
September 14, 2023
Year of graduation
2013 — 13 yrs since
Specialty taxonomy
208M00000X — NUCC code
State license (1)
New York #282109

Federal sanctions & exclusions

OIG LEIE Updated May 11, 2026

No sanctions, exclusions or revocations on file

Checked against OIG LEIE on NPI 1952745143. Last verified May 11, 2026.

Medicare procedures · 2023

Top services delivered

CMS Provider Utilization
Total services
145
Distinct HCPCS
1
Medicare allowed
$19,656
HCPCS Description Services Patients Avg allowed
99233 Subsequent hospital care with moderate levelof medical decision making, if using time, at least 50 minutes 145 33 $136

In context: peer comparison

Among 190 peers in New York Hospitalist Physician, average services per provider: 97. This provider delivers 1.5× the peer median.

Hospital affiliations

CMS Hospital Compare

Frequently asked questions

Auto-generated from federal data
What is Dr. Sydney Katz's medical specialty?
Dr. Sydney Katz practices Hospitalist Physician in New York, NY.
Where does Dr. Sydney Katz practice?
Dr. Sydney Katz practices at 525 E 68Th St, New York, NY 100654870. Office phone: 2127464071.
What is Dr. Sydney Katz's NPI?
Dr. Sydney Katz's National Provider Identifier (NPI) is 1952745143, issued by NPPES.
Does Dr. Sydney Katz accept Medicare assignment?
Yes. Dr. Sydney Katz accepts Medicare assignment, meaning Medicare-allowed amounts are accepted as full payment for covered services.
What procedures does Dr. Sydney Katz commonly perform?
Top Medicare-reported procedures in 2023: Subsequent hospital care with moderate levelof medical decision making (HCPCS 99233). Source: CMS Medicare Physician & Other Practitioners file.