Doctor profile · Federal record

Dr. William Fleischman, M.D.

Emergency Medicine Physician (CMS: Emergency Medicine) · Emergency Medicine Physician · Hackensack, NJ

  • NPI 1316264468
  • Accepts Medicare
  • MIPS 75.8 / 100 · 2023
  • 16 yrs in practice
  • Licensed in 2 states
  • Male
  • Group practice
  • No sanctions

Practice & contact

NPPES Updated May 11, 2026
Primary practice
30 Prospect Ave
Hackensack, NJ 076011915
(551) 996-2000

Credentials & registration

NPPES · NUCC
NPI registered
April 2010 — 16 yrs on file
Profile last updated
March 21, 2019
Year of graduation
2010 — 16 yrs since
Specialty taxonomy
207P00000X — NUCC code
State licenses (2)
New Jersey #25MA10425200 · New York #263432

Federal sanctions & exclusions

OIG LEIE Updated May 11, 2026

No sanctions, exclusions or revocations on file

Checked against OIG LEIE on NPI 1316264468. Last verified May 11, 2026.

Medicare procedures · 2023

Top services delivered

CMS Provider Utilization
Total services
169
Distinct HCPCS
3
Medicare allowed
$30,365
HCPCS Description Services Patients Avg allowed
99285 Emergency department visit with high level of medical decision making 122 121 $189
99284 Emergency department visit with moderate level of medical decision making 35 35 $130
99291 Critical care, first 30-74 minutes 12 12 $231

In context: peer comparison

Among 35 peers in this city , average services per provider: 108. This provider delivers 1.6× the peer median.

Frequently asked questions

Auto-generated from federal data
What is Dr. William Fleischman's medical specialty?
Dr. William Fleischman practices Emergency Medicine Physician in Hackensack, NJ.
Where does Dr. William Fleischman practice?
Dr. William Fleischman practices at 30 Prospect Ave, Hackensack, NJ 076011915. Office phone: 5519962000.
What is Dr. William Fleischman's NPI?
Dr. William Fleischman's National Provider Identifier (NPI) is 1316264468, issued by NPPES.
Does Dr. William Fleischman accept Medicare assignment?
Yes. Dr. William Fleischman accepts Medicare assignment, meaning Medicare-allowed amounts are accepted as full payment for covered services.
What procedures does Dr. William Fleischman commonly perform?
Top Medicare-reported procedures in 2023: Emergency department visit with high level of medical decision making (HCPCS 99285); Emergency department visit with moderate level of medical decision making (HCPCS 99284); Critical care (HCPCS 99291). Source: CMS Medicare Physician & Other Practitioners file.