Doctor profile · Federal record

Dr. William Zeller, M.D.

Pediatric Endocrinology Physician · Endocrinology, Diabetes & Metabolism Physician · Wheaton, IL

  • NPI 1699738922
  • 20 yrs on file
  • Male
  • Solo practice
  • No sanctions

Practice & contact

NPPES Updated May 11, 2026
Primary practice
2001 N Gary Ave, Suite 240
Wheaton, IL 601873055
(630) 416-4501
fax (630) 416-4504
Mailing address
29373 Network Pl
Chicago, IL 606731293

Credentials & registration

NPPES · NUCC
NPI registered
April 2006 — 20 yrs on file
Profile last updated
June 21, 2022
Specialty taxonomy
2080P0205X — NUCC code
State license (1)
Illinois #036-057718

Federal sanctions & exclusions

OIG LEIE Updated May 11, 2026

No sanctions, exclusions or revocations on file

Checked against OIG LEIE on NPI 1699738922. Last verified May 11, 2026.

Open Payments

Industry payments received

CMS Open Payments
All-time total
$400
Transactions
7
Manufacturers
5
Payer (manufacturer) Industry Txns Amount
Ascensia Diabetes Care Us Inc. 1 $109.98
Tolmar, Inc. 1 $107.73
Chiesi USA, Inc. 1 $93.99
Insulet Corporation 3 $64.18
Abbott Laboratories 1 $23.95

By nature of payment

Food and Beverage
$400

Medicare Part D · 2023

Top prescriptions

CMS Part D Prescriber
Total claims
53
Patients
0
Total drug cost
$67,477
Drug Type Claims Patients Total cost
Levothyroxine Sodium Generic 19 0 $285
Genotropin (Somatropin) Brand 18 0 $66,934
Metformin Hcl Generic 16 0 $258

Frequently asked questions

Auto-generated from federal data
What is Dr. William Zeller's medical specialty?
Dr. William Zeller practices Pediatric Endocrinology Physician in Wheaton, IL.
Where does Dr. William Zeller practice?
Dr. William Zeller practices at 2001 N Gary Ave, Wheaton, IL 601873055. Office phone: 6304164501.
What is Dr. William Zeller's NPI?
Dr. William Zeller's National Provider Identifier (NPI) is 1699738922, issued by NPPES.