Doctor profile · Federal record

Dr. John Klein, D.O.

Anesthesiology Physician (CMS: Anesthesiology) · Specialist · Teaneck, NJ

  • NPI 1912900549
  • Accepts Medicare
  • 26 yrs in practice
  • Male
  • Group practice
  • No sanctions

Practice & contact

NPPES Updated May 11, 2026
Primary practice
718 Teaneck RD
Teaneck, NJ 076664245
(973) 833-3000

Credentials & registration

NPPES · NUCC
NPI registered
May 2005 — 21 yrs on file
Profile last updated
July 21, 2022
Year of graduation
2000 — 26 yrs since
Specialty taxonomy
207L00000X — NUCC code
State license (1)
New Jersey #25MB07895900

Federal sanctions & exclusions

OIG LEIE Updated May 11, 2026

No sanctions, exclusions or revocations on file

Checked against OIG LEIE on NPI 1912900549. Last verified May 11, 2026.

Medicare procedures · 2023

Top services delivered

CMS Provider Utilization
Total services
92
Distinct HCPCS
4
Medicare allowed
$11,950
HCPCS Description Services Patients Avg allowed
00142 Anesthesia for lens surgery 35 35 $141
00811 Anesthesia for other procedure on large bowel using an endoscope 26 26 $124
00731 Anesthesia for other procedure on esophagus, stomach, or upper small bowel using an endoscope 20 20 $138
00812 Anesthesia for exam of colon using an endoscope 11 11 $94

In context: peer comparison

Among 14 peers in this city , average services per provider: 24. This provider delivers 3.8× the peer median.

Frequently asked questions

Auto-generated from federal data
What is Dr. John Klein's medical specialty?
Dr. John Klein practices Anesthesiology Physician in Teaneck, NJ.
Where does Dr. John Klein practice?
Dr. John Klein practices at 718 Teaneck RD, Teaneck, NJ 076664245. Office phone: 9738333000.
What is Dr. John Klein's NPI?
Dr. John Klein's National Provider Identifier (NPI) is 1912900549, issued by NPPES.
Does Dr. John Klein accept Medicare assignment?
Yes. Dr. John Klein accepts Medicare assignment, meaning Medicare-allowed amounts are accepted as full payment for covered services.
What procedures does Dr. John Klein commonly perform?
Top Medicare-reported procedures in 2023: Anesthesia for lens surgery (HCPCS 00142); Anesthesia for other procedure on large bowel using an endoscope (HCPCS 00811); Anesthesia for other procedure on esophagus, stomach, or upper small bowel using an endoscope (HCPCS 00731). Source: CMS Medicare Physician & Other Practitioners file.