Doctor profile · Federal record

Dr. William Muller, MD

Family Medicine Physician (CMS: Family Practice) · Bemidji, MN

  • NPI 1942228531
  • Accepts Medicare
  • MIPS 81.6 / 100 · 2023
  • 34 yrs in practice
  • Male
  • Group practice
  • No sanctions

Practice & contact

NPPES Updated May 11, 2026
Primary practice
1233 34Th St Nw
Bemidji, MN 566015112
(218) 333-5180
fax (218) 333-5360

Credentials & registration

NPPES · NUCC
NPI registered
July 2006 — 20 yrs on file
Profile last updated
March 29, 2022
Year of graduation
1992 — 34 yrs since
Specialty taxonomy
207Q00000X — NUCC code
State license (1)
Minnesota #36372
Medicaid
MN #873327900

Federal sanctions & exclusions

OIG LEIE Updated May 11, 2026

No sanctions, exclusions or revocations on file

Checked against OIG LEIE on NPI 1942228531. Last verified May 11, 2026.

Medicare procedures · 2023

Top services delivered

CMS Provider Utilization
Total services
1,203
Distinct HCPCS
6
Medicare allowed
$105,759
HCPCS Description Services Patients Avg allowed
99214 Established patient office or other outpatient visit, 30-39 minutes 794 472 $95
99213 Established patient office or other outpatient visit, 20-29 minutes 305 236 $64
G0439 Annual wellness visit, includes a personalized prevention plan of service (pps), subsequent visit 38 38 $129
99495 Transitional care management services for problem of at least moderate complexity 32 31 $133
20610 Aspiration and/or injection of fluid from large joint 18 17 $47
G0180 Physician or allowed practitioner certification for medicare-covered home health services under a home health plan of care (patient not present), including contacts with home health agency and review of reports of patient status required by physicians and 16 15 $52

In context: peer comparison

Among 8 peers in this city , average services per provider: 137. This provider delivers 8.8× the peer median.

Medicare Part D · 2023

Top prescriptions

CMS Part D Prescriber
Total claims
8,891
Patients
2,179
Total drug cost
$138,501
Drug Type Claims Patients Total cost
Atorvastatin Calcium Generic 1,289 304 $22,640
Losartan Potassium Generic 1,005 258 $16,554
Omeprazole Generic 760 190 $11,071
Amlodipine Besylate Generic 734 203 $8,645
Lisinopril Generic 708 184 $8,893
Levothyroxine Sodium Generic 635 132 $11,372
Gabapentin Generic 631 112 $12,946
Metoprolol Succinate Generic 595 147 $14,703
Hydrochlorothiazide Generic 504 146 $2,331
Metformin Hcl Generic 468 116 $6,604

Frequently asked questions

Auto-generated from federal data
What is Dr. William Muller's medical specialty?
Dr. William Muller practices Family Medicine Physician in Bemidji, MN.
Where does Dr. William Muller practice?
Dr. William Muller practices at 1233 34Th St Nw, Bemidji, MN 566015112. Office phone: 2183335180.
What is Dr. William Muller's NPI?
Dr. William Muller's National Provider Identifier (NPI) is 1942228531, issued by NPPES.
Does Dr. William Muller accept Medicare assignment?
Yes. Dr. William Muller accepts Medicare assignment, meaning Medicare-allowed amounts are accepted as full payment for covered services.
What procedures does Dr. William Muller commonly perform?
Top Medicare-reported procedures in 2023: Established patient office or other outpatient visit (HCPCS 99214); Established patient office or other outpatient visit (HCPCS 99213); Annual wellness visit, includes a personalized prevention plan of service (pps), subsequent visit (HCPCS G0439). Source: CMS Medicare Physician & Other Practitioners file.