Doctor profile · Federal record

Dr. Sumer Walker, MSN, APRN, FNP-C

Family Nurse Practitioner (CMS: Nurse Practitioner) · Emergency Registered Nurse · Lewes, DE

  • NPI 1154987279
  • Accepts Medicare
  • 3 yrs in practice
  • Female
  • Group practice
  • No sanctions

Practice & contact

NPPES Updated May 11, 2026
Primary practice
18335 Coastal Hwy
Lewes, DE 199582738
(302) 400-9999
fax (302) 741-3542
Mailing address
20930 Dupont Blvd Unit 202
Georgetown, DE 199471724

Credentials & registration

NPPES · NUCC
NPI registered
May 2019 — 7 yrs on file
Profile last updated
October 30, 2025
Year of graduation
2023 — 3 yrs since
Specialty taxonomy
363LF0000X — NUCC code
State licenses (2)
Delaware #LG-0012491 · Delaware #L1-0050146

Federal sanctions & exclusions

OIG LEIE Updated May 11, 2026

No sanctions, exclusions or revocations on file

Checked against OIG LEIE on NPI 1154987279. Last verified May 11, 2026.

Open Payments

Industry payments received

CMS Open Payments
All-time total
$420
Transactions
13
Manufacturers
7
Payer (manufacturer) Industry Txns Amount
Novo Nordisk INC 4 $154.94
AstraZeneca Pharmaceuticals Lp 1 $116.10
Collegium Pharmaceutical, INC. 4 $67.69
Scilex Pharmaceuticals INC. 1 $23.92
Lilly USA, LLC 1 $22.23
Pfizer INC. 1 $20.00
Currax Pharmaceuticals LLC 1 $14.88

By nature of payment

Food and Beverage
$420

Frequently asked questions

Auto-generated from federal data
What is Dr. Sumer Walker's medical specialty?
Dr. Sumer Walker practices Family Nurse Practitioner in Lewes, DE.
Where does Dr. Sumer Walker practice?
Dr. Sumer Walker practices at 18335 Coastal Hwy, Lewes, DE 199582738. Office phone: 3024009999.
What is Dr. Sumer Walker's NPI?
Dr. Sumer Walker's National Provider Identifier (NPI) is 1154987279, issued by NPPES.
Does Dr. Sumer Walker accept Medicare assignment?
Yes. Dr. Sumer Walker accepts Medicare assignment, meaning Medicare-allowed amounts are accepted as full payment for covered services.