Doctor profile · Federal record

Dr. Andrew Walter, MD

Pediatric Hematology & Oncology Physician · Wilmington, DE

  • NPI 1629160445
  • 20 yrs on file
  • Male
  • Group practice
  • No sanctions

Practice & contact

NPPES Updated May 11, 2026
Primary practice
A.I. Dupont Hospital for Children, 1600 Rockland Road
Wilmington, DE 198033607
(302) 651-4000
fax (302) 651-4945
Mailing address
Po Box 191, Provider Enrollment Dept
Rockland, DE 197320191

Credentials & registration

NPPES · NUCC
NPI registered
September 2006 — 20 yrs on file
Profile last updated
September 6, 2011
Specialty taxonomy
2080P0207X — NUCC code
State license (1)
Delaware #C10005784
Medicaid (6)
IA #057837 · MD #0891002 · DC #4436200 · PA #001773716 · SC #Q05784 · NJ #8054703

Federal sanctions & exclusions

OIG LEIE Updated May 11, 2026

No sanctions, exclusions or revocations on file

Checked against OIG LEIE on NPI 1629160445. Last verified May 11, 2026.

Open Payments

Industry payments received

CMS Open Payments
All-time total
$795
Transactions
3
Manufacturers
3
Payer (manufacturer) Industry Txns Amount
Merck Sharp & Dohme LLC 1 $750.00
Genzyme Corporation 1 $28.93
Alexion Pharmaceuticals, INC. 1 $15.72

By nature of payment

Consulting Fee
$750
Food and Beverage
$45

Frequently asked questions

Auto-generated from federal data
What is Dr. Andrew Walter's medical specialty?
Dr. Andrew Walter practices Pediatric Hematology & Oncology Physician in Wilmington, DE.
Where does Dr. Andrew Walter practice?
Dr. Andrew Walter practices at A.I. Dupont Hospital for Children, Wilmington, DE 198033607. Office phone: 3026514000.
What is Dr. Andrew Walter's NPI?
Dr. Andrew Walter's National Provider Identifier (NPI) is 1629160445, issued by NPPES.