Doctor profile · Federal record

Dr. William Unsderfer, MD

Pediatrics Physician · Salina, KS

  • NPI 1942300173
  • 20 yrs on file
  • Male
  • Group practice
  • No sanctions

Practice & contact

NPPES Updated May 11, 2026
Primary practice
501 S Santa Fe Ave, Suite 100
Salina, KS 674014189
(785) 825-2273
fax (785) 825-2275

Credentials & registration

NPPES · NUCC
NPI registered
September 2006 — 20 yrs on file
Profile last updated
May 25, 2015
Specialty taxonomy
208000000X — NUCC code
State license (1)
Kansas #04-24091
Medicaid
KS #100138740B

Federal sanctions & exclusions

OIG LEIE Updated May 11, 2026

No sanctions, exclusions or revocations on file

Checked against OIG LEIE on NPI 1942300173. Last verified May 11, 2026.

Open Payments

Industry payments received

CMS Open Payments
All-time total
$187
Transactions
7
Manufacturers
5
Payer (manufacturer) Industry Txns Amount
Supernus Pharmaceuticals, INC. 1 $72.74
Pfizer INC. 2 $42.38
Ironshore Pharmaceuticals INC. 2 $32.54
GlaxoSmithKline, LLC. 1 $23.77
Cranial Technologies, INC 1 $15.30

By nature of payment

Food and Beverage
$187

Frequently asked questions

Auto-generated from federal data
What is Dr. William Unsderfer's medical specialty?
Dr. William Unsderfer practices Pediatrics Physician in Salina, KS.
Where does Dr. William Unsderfer practice?
Dr. William Unsderfer practices at 501 S Santa Fe Ave, Salina, KS 674014189. Office phone: 7858252273.
What is Dr. William Unsderfer's NPI?
Dr. William Unsderfer's National Provider Identifier (NPI) is 1942300173, issued by NPPES.