Doctor profile · Federal record

Dr. Jonathan Tam, MD

Allergy Physician · Pediatrics Physician · Pediatrics Physician · Los Angeles, CA

  • NPI 1619133600
  • 18 yrs on file
  • Licensed in 3 states
  • Male
  • Group practice
  • No sanctions

Practice & contact

NPPES Updated May 11, 2026
Primary practice
4650 W Sunset Blvd, MS#75
Los Angeles, CA 900276062
(323) 361-2501
fax (323) 361-1191

Credentials & registration

NPPES · NUCC
NPI registered
July 2008 — 18 yrs on file
Profile last updated
June 17, 2015
Specialty taxonomy
207KA0200X — NUCC code
State licenses (3)
California #A125923 · Illinois #125-052818 · Wisconsin #54495

Federal sanctions & exclusions

OIG LEIE Updated May 11, 2026

No sanctions, exclusions or revocations on file

Checked against OIG LEIE on NPI 1619133600. Last verified May 11, 2026.

Open Payments

Industry payments received

CMS Open Payments
All-time total
$3,572
Transactions
6
Manufacturers
4
Payer (manufacturer) Industry Txns Amount
Csl Behring 3 $3,449.63
Grifols Shared Services North America, INC. 1 $60.23
Dermavant Sciences, INC. 1 $32.13
GlaxoSmithKline, LLC. 1 $29.65

By nature of payment

Consulting Fee
$3,278
Food and Beverage
$248
Travel and Lodging
$45

Frequently asked questions

Auto-generated from federal data
What is Dr. Jonathan Tam's medical specialty?
Dr. Jonathan Tam practices Allergy Physician in Los Angeles, CA.
Where does Dr. Jonathan Tam practice?
Dr. Jonathan Tam practices at 4650 W Sunset Blvd, Los Angeles, CA 900276062. Office phone: 3233612501.
What is Dr. Jonathan Tam's NPI?
Dr. Jonathan Tam's National Provider Identifier (NPI) is 1619133600, issued by NPPES.