Doctor profile · Federal record

Dr. Mitchell Kleinberg, M.D.

Pediatric Adolescent Medicine Physician · Holbrook, NY

  • NPI 1447367537
  • 20 yrs on file
  • Male
  • Solo practice
  • No sanctions

Practice & contact

NPPES Updated May 11, 2026
Primary practice
270 Union Ave
Holbrook, NY 117411823
(631) 558-4442
fax (631) 471-3039

Credentials & registration

NPPES · NUCC
NPI registered
August 2006 — 20 yrs on file
Profile last updated
April 10, 2012
Specialty taxonomy
2080A0000X — NUCC code
State license (1)
New York #154133
Medicaid
NY #00765857

Federal sanctions & exclusions

OIG LEIE Updated May 11, 2026

No sanctions, exclusions or revocations on file

Checked against OIG LEIE on NPI 1447367537. Last verified May 11, 2026.

Open Payments

Industry payments received

CMS Open Payments
All-time total
$93
Transactions
4
Manufacturers
4
Payer (manufacturer) Industry Txns Amount
GENZYME CORPORATION 1 $25.80
Corium, LLC 1 $24.99
Merck Sharp & Dohme LLC 1 $23.17
Cranial Technologies, Inc 1 $19.06

By nature of payment

Food and Beverage
$93

Frequently asked questions

Auto-generated from federal data
What is Dr. Mitchell Kleinberg's medical specialty?
Dr. Mitchell Kleinberg practices Pediatric Adolescent Medicine Physician in Holbrook, NY.
Where does Dr. Mitchell Kleinberg practice?
Dr. Mitchell Kleinberg practices at 270 Union Ave, Holbrook, NY 117411823. Office phone: 6315584442.
What is Dr. Mitchell Kleinberg's NPI?
Dr. Mitchell Kleinberg's National Provider Identifier (NPI) is 1447367537, issued by NPPES.