Doctor profile · Federal record

Dr. Ivan Lee, MD

Pediatric Allergy/Immunology Physician (CMS: Allergy/Immunology) · Allergy & Immunology (Internal Medicine) Physician · Boston, MA

  • NPI 1255719597
  • 11 yrs in practice
  • Licensed in 2 states
  • Male
  • Group practice
  • No sanctions

Practice & contact

NPPES Updated May 11, 2026
Primary practice
300 Longwood Ave
Boston, MA 021155737
(617) 355-6000
Mailing address
1 Nassau Street Unit 1906
Boston, MA 021111587

Credentials & registration

NPPES · NUCC
NPI registered
May 2015 — 11 yrs on file
Profile last updated
July 21, 2022
Year of graduation
2015 — 11 yrs since
Specialty taxonomy
2080P0201X — NUCC code
State licenses (2)
Massachusetts #290327 · California #A143768

Federal sanctions & exclusions

OIG LEIE Updated May 11, 2026

No sanctions, exclusions or revocations on file

Checked against OIG LEIE on NPI 1255719597. Last verified May 11, 2026.

Open Payments

Industry payments received

CMS Open Payments
All-time total
$54
Transactions
2
Manufacturers
1
Payer (manufacturer) Industry Txns Amount
Regeneron Healthcare Solutions, INC. 2 $53.74

By nature of payment

Food and Beverage
$54

Frequently asked questions

Auto-generated from federal data
What is Dr. Ivan Lee's medical specialty?
Dr. Ivan Lee practices Pediatric Allergy/Immunology Physician in Boston, MA.
Where does Dr. Ivan Lee practice?
Dr. Ivan Lee practices at 300 Longwood Ave, Boston, MA 021155737. Office phone: 6173556000.
What is Dr. Ivan Lee's NPI?
Dr. Ivan Lee's National Provider Identifier (NPI) is 1255719597, issued by NPPES.
Does Dr. Ivan Lee accept Medicare assignment?
Dr. Ivan Lee does not accept Medicare assignment for all services. Patients may be billed amounts beyond Medicare-allowed charges.