Doctor profile · Federal record

Dr. Leslie Kean, MD/PHD

Pediatric Hematology & Oncology Physician · Pediatric Hematology & Oncology Physician · Pediatric Hematology & Oncology Physician · Boston, MA

  • NPI 1528140258
  • 20 yrs on file
  • Licensed in 3 states
  • Female
  • Group practice
  • No sanctions

Practice & contact

NPPES Updated May 11, 2026
Primary practice
300 Longwood Ave
Boston, MA 021155724
(617) 355-6000

Credentials & registration

NPPES · NUCC
NPI registered
October 2006 — 20 yrs on file
Profile last updated
January 7, 2019
Specialty taxonomy
2080P0207X — NUCC code
State licenses (3)
Massachusetts #277402 · Georgia #052471 · Washington #MD60358703

Federal sanctions & exclusions

OIG LEIE Updated May 11, 2026

No sanctions, exclusions or revocations on file

Checked against OIG LEIE on NPI 1528140258. Last verified May 11, 2026.

Open Payments

Industry payments received

CMS Open Payments
All-time total
$8,195
Transactions
4
Manufacturers
2
Payer (manufacturer) Industry Txns Amount
VERTEX PHARMACEUTICALS INCORPORATED 2 $7,765.51
National Marrow Donor Program 2 $429.07

By nature of payment

Consulting Fee
$7,750
Food and Beverage
$445

Frequently asked questions

Auto-generated from federal data
What is Dr. Leslie Kean's medical specialty?
Dr. Leslie Kean practices Pediatric Hematology & Oncology Physician in Boston, MA.
Where does Dr. Leslie Kean practice?
Dr. Leslie Kean practices at 300 Longwood Ave, Boston, MA 021155724. Office phone: 6173556000.
What is Dr. Leslie Kean's NPI?
Dr. Leslie Kean's National Provider Identifier (NPI) is 1528140258, issued by NPPES.