Doctor profile · Federal record

Dr. William Henning, DO

Neurology Physician (CMS: Neurology) · Great Falls, MT

  • NPI 1053495432
  • Accepts Medicare
  • MIPS 87.3 / 100 · 2023
  • 38 yrs in practice
  • Male
  • Group practice
  • No sanctions

Practice & contact

Operates at 2 locations .

NPPES Updated May 11, 2026
Primary practice
1401 25Th St S
Great Falls, MT 594055183
(406) 731-8817
fax (406) 731-8651
Additional location
400 15Th Ave S, Ste 206
Great Falls, MT 594054375
(406) 727-3720
fax (406) 727-0007
Mailing address
Po Box 6010
Great Falls, MT 594066010

Credentials & registration

NPPES · NUCC
NPI registered
October 2006 — 20 yrs on file
Profile last updated
September 30, 2025
Year of graduation
1988 — 38 yrs since
Specialty taxonomy
2084N0400X — NUCC code
State license (1)
Montana #6274
Medicaid
MT #0360919

Federal sanctions & exclusions

OIG LEIE Updated May 11, 2026

No sanctions, exclusions or revocations on file

Checked against OIG LEIE on NPI 1053495432. Last verified May 11, 2026.

Medicare procedures · 2023

Top services delivered

CMS Provider Utilization
Total services
792
Distinct HCPCS
10
Medicare allowed
$112,098
HCPCS Description Services Patients Avg allowed
95886 Needle measurement of electrical activity in arm or leg muscles, complete study 340 176 $98
99215 Established patient office or other outpatient visit, 40-54 minutes 130 82 $177
95912 Nerve conduction, 11-12 studies 88 88 $249
95911 Nerve conduction, 9-10 studies 41 41 $213
99205 New patient office or other outpatient visit, 60-74 minutes 37 37 $220
G2212 Prolonged office or other outpatient evaluation and management service(s) beyond the maximum required time of the primary procedure which has been selected using total time on the date of the primary service; each additional 15 minutes by the physician or 35 19 $32
95909 Nerve conduction, 5-6 studies 33 33 $135
99214 Established patient office or other outpatient visit, 30-39 minutes 29 26 $128
95910 Nerve conduction, 7-8 studies 19 19 $165
99204 New patient office or other outpatient visit, 45-59 minutes 15 15 $167

In context: peer comparison

Among 2 peers in this city , average services per provider: 1,036. This provider delivers 0.8× the peer median.

Open Payments

Industry payments received

CMS Open Payments
All-time total
$163
Transactions
9
Manufacturers
5
Payer (manufacturer) Industry Txns Amount
Celgene Corporation 5 $84.62
TG Therapeutics, Inc. 1 $23.21
Takeda Pharmaceuticals U.S.A., Inc. 1 $22.18
Biogen, Inc. 1 $16.75
Eisai Inc. 1 $16.68

By nature of payment

Food and Beverage
$163

Medicare Part D · 2023

Top prescriptions

CMS Part D Prescriber
Total claims
297
Patients
12
Total drug cost
$215,147
Drug Type Claims Patients Total cost
Ropinirole Hcl Generic 79 12 $2,197
Carbidopa-Levodopa Er (Carbidopa/Levodopa) Brand 35 0 $2,841
Donepezil Hcl Generic 29 0 $517
Topiramate Generic 29 0 $678
Zonisamide Generic 29 0 $171
Primidone Generic 18 0 $1,261
Carbidopa-Levodopa (Carbidopa/Levodopa) Brand 16 0 $515
Nuplazid (Pimavanserin Tartrate) Brand 14 0 $70,224
Memantine Hcl Generic 12 0 $450
Ongentys (Opicapone) Brand 12 0 $7,964

Hospital affiliations

CMS Hospital Compare

Frequently asked questions

Auto-generated from federal data
What is Dr. William Henning's medical specialty?
Dr. William Henning practices Neurology Physician in Great Falls, MT.
Where does Dr. William Henning practice?
Dr. William Henning practices at 1401 25Th St S, Great Falls, MT 594055183. Office phone: 4067318817.
What is Dr. William Henning's NPI?
Dr. William Henning's National Provider Identifier (NPI) is 1053495432, issued by NPPES.
Does Dr. William Henning accept Medicare assignment?
Yes. Dr. William Henning accepts Medicare assignment, meaning Medicare-allowed amounts are accepted as full payment for covered services.
What procedures does Dr. William Henning commonly perform?
Top Medicare-reported procedures in 2023: Needle measurement of electrical activity in arm or leg muscles, complete study (HCPCS 95886); Established patient office or other outpatient visit (HCPCS 99215); Nerve conduction, 11-12 studies (HCPCS 95912). Source: CMS Medicare Physician & Other Practitioners file.