Doctor profile · Federal record

Dr. William Hertz, FNP-C

Nurse Practitioner · Bismarck, ND

  • NPI 1457138166
  • Accepts Medicare
  • 3 yrs in practice
  • Male
  • Group practice
  • No sanctions

Practice & contact

NPPES Updated May 11, 2026
Primary practice
222 N 7Th St
Bismarck, ND 585014436
(701) 323-5422
Mailing address
Po Box 5074
Sioux Falls, SD 571175074

Credentials & registration

NPPES · NUCC
NPI registered
September 2023 — 3 yrs on file
Profile last updated
December 12, 2023
Year of graduation
2023 — 3 yrs since
Specialty taxonomy
363L00000X — NUCC code
State license (1)
North Dakota #R46000

Federal sanctions & exclusions

OIG LEIE Updated May 11, 2026

No sanctions, exclusions or revocations on file

Checked against OIG LEIE on NPI 1457138166. Last verified May 11, 2026.

Open Payments

Industry payments received

CMS Open Payments
All-time total
$412
Transactions
16
Manufacturers
11
Payer (manufacturer) Industry Txns Amount
PFIZER INC. 3 $91.77
AstraZeneca Pharmaceuticals LP 2 $60.58
Medtronic, Inc. 1 $57.45
Kiniksa Pharmaceuticals International, plc 3 $56.18
E.R. Squibb & Sons, L.L.C. 1 $38.90
Amgen Inc. 1 $22.42
ZOLL Services LLC (A/K/A ZOLL LifeCor Corp) 1 $21.26
Lexicon Pharmaceuticals, Inc. 1 $19.44
Janssen Pharmaceuticals, Inc 1 $16.06
Janssen Biotech, Inc. 1 $14.85
Novartis Pharmaceuticals Corporation 1 $13.13

By nature of payment

Food and Beverage
$412

Frequently asked questions

Auto-generated from federal data
What is Dr. William Hertz's medical specialty?
Dr. William Hertz practices Nurse Practitioner in Bismarck, ND.
Where does Dr. William Hertz practice?
Dr. William Hertz practices at 222 N 7Th St, Bismarck, ND 585014436. Office phone: 7013235422.
What is Dr. William Hertz's NPI?
Dr. William Hertz's National Provider Identifier (NPI) is 1457138166, issued by NPPES.
Does Dr. William Hertz accept Medicare assignment?
Yes. Dr. William Hertz accepts Medicare assignment, meaning Medicare-allowed amounts are accepted as full payment for covered services.