Doctor profile · Federal record

Dr. Charles Fleischner, M.D.

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

  • NPI 1023262037
  • Accepts Medicare
  • MIPS 93.3 / 100 · 2023
  • 20 yrs in practice
  • Male
  • Solo practice
  • No sanctions

Practice & contact

NPPES Updated May 11, 2026
Primary practice
30 Bergen St, Admc 1110
Newark, NJ 071073000
(973) 972-9261
Mailing address
20 Grand Street, 3Rd Fl
Warwick, NY 109901035

Credentials & registration

NPPES · NUCC
NPI registered
November 2008 — 18 yrs on file
Profile last updated
June 3, 2020
Year of graduation
2006 — 20 yrs since
Specialty taxonomy
207P00000X — NUCC code
State license (1)
New Jersey #25MA08489100

Federal sanctions & exclusions

OIG LEIE Updated May 11, 2026

No sanctions, exclusions or revocations on file

Checked against OIG LEIE on NPI 1023262037. Last verified May 11, 2026.

Medicare procedures · 2023

Top services delivered

CMS Provider Utilization
Total services
649
Distinct HCPCS
6
Medicare allowed
$113,890
HCPCS Description Services Patients Avg allowed
99285 Emergency department visit with high level of medical decision making 346 338 $209
99284 Emergency department visit with moderate level of medical decision making 216 200 $142
99283 Emergency department visit with low level of medical decision making 37 36 $86
99291 Critical care, first 30-74 minutes 23 23 $252
99282 Emergency department visit with straightforward medical decision making 15 15 $50
36556 Insertion of non-tunneled central venous tube for infusion (5 years or older) 12 12 $101

In context: peer comparison

Among 52 peers in this city , average services per provider: 78. This provider delivers 8.3× the peer median.

Medicare Part D · 2023

Top prescriptions

CMS Part D Prescriber
Total claims
53
Patients
53
Total drug cost
$404
Drug Type Claims Patients Total cost
Sulfamethoxazole-Trimethoprim (Sulfamethoxazole/Trimethoprim) Brand 20 20 $103
Ondansetron Odt (Ondansetron) Brand 19 19 $241
Oxycodone-Acetaminophen (Oxycodone Hcl/Acetaminophen) Brand 14 14 $60

Hospital affiliations

CMS Hospital Compare

Frequently asked questions

Auto-generated from federal data
What is Dr. Charles Fleischner's medical specialty?
Dr. Charles Fleischner practices Emergency Medicine Physician in Newark, NJ.
Where does Dr. Charles Fleischner practice?
Dr. Charles Fleischner practices at 30 Bergen St, Newark, NJ 071073000. Office phone: 9739729261.
What is Dr. Charles Fleischner's NPI?
Dr. Charles Fleischner's National Provider Identifier (NPI) is 1023262037, issued by NPPES.
Does Dr. Charles Fleischner accept Medicare assignment?
Yes. Dr. Charles Fleischner accepts Medicare assignment, meaning Medicare-allowed amounts are accepted as full payment for covered services.
What procedures does Dr. Charles Fleischner 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); Emergency department visit with low level of medical decision making (HCPCS 99283). Source: CMS Medicare Physician & Other Practitioners file.