Doctor profile · Federal record

Dr. John Halerz, M.D.

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

  • NPI 1114375532
  • Accepts Medicare
  • 11 yrs in practice
  • Licensed in 2 states
  • Male
  • Solo practice
  • No sanctions

Practice & contact

Operates at 3 locations .

NPPES Updated May 11, 2026
Primary practice
210 9Th St Se
Rochester, MN 559046756
(507) 288-3443
Additional location
404 W Fountain St
Albert Lea, MN 56007
(507) 373-2384
Additional location
4140 Southwest Hwy
Hometown, IL 604561135
(708) 422-5700
fax (708) 422-8225

Credentials & registration

NPPES · NUCC
NPI registered
May 2016 — 10 yrs on file
Profile last updated
February 25, 2026
Year of graduation
2015 — 11 yrs since
Specialty taxonomy
207Q00000X — NUCC code
State licenses (2)
Minnesota #64747 · Illinois #125.068603

Federal sanctions & exclusions

OIG LEIE Updated May 11, 2026

No sanctions, exclusions or revocations on file

Checked against OIG LEIE on NPI 1114375532. Last verified May 11, 2026.

Medicare procedures · 2023

Top services delivered

CMS Provider Utilization
Total services
442
Distinct HCPCS
7
Medicare allowed
$40,487
HCPCS Description Services Patients Avg allowed
99214 Established patient office or other outpatient visit, 30-39 minutes 265 194 $95
99213 Established patient office or other outpatient visit, 20-29 minutes 82 73 $64
G0439 Annual wellness visit, includes a personalized prevention plan of service (pps), subsequent visit 27 27 $129
99215 Established patient office or other outpatient visit, 40-54 minutes 21 19 $140
99495 Transitional care management services for problem of at least moderate complexity 17 17 $137
90662 Influenza vaccine split virus, preservative free 15 15 $72
G0008 Administration of influenza virus vaccine 15 15 $13

In context: peer comparison

Among 56 peers in this city , average services per provider: 42. This provider delivers 11× the peer median.

Medicare Part D · 2023

Top prescriptions

CMS Part D Prescriber
Total claims
4,031
Patients
1,090
Total drug cost
$72,622
Drug Type Claims Patients Total cost
Atorvastatin Calcium Generic 665 181 $15,360
Lisinopril Generic 383 107 $5,218
Amlodipine Besylate Generic 367 97 $5,062
Omeprazole Generic 349 87 $5,704
Levothyroxine Sodium Generic 290 78 $4,861
Losartan Potassium Generic 280 78 $5,285
Simvastatin Generic 262 71 $4,231
Metoprolol Succinate Generic 246 61 $5,396
Gabapentin Generic 205 54 $6,404
Metformin Hcl Er (Metformin Hcl) Brand 189 53 $3,489

Hospital affiliations

CMS Hospital Compare

Frequently asked questions

Auto-generated from federal data
What is Dr. John Halerz's medical specialty?
Dr. John Halerz practices Family Medicine Physician in Rochester, MN.
Where does Dr. John Halerz practice?
Dr. John Halerz practices at 210 9Th St Se, Rochester, MN 559046756. Office phone: 5072883443.
What is Dr. John Halerz's NPI?
Dr. John Halerz's National Provider Identifier (NPI) is 1114375532, issued by NPPES.
Does Dr. John Halerz accept Medicare assignment?
Yes. Dr. John Halerz accepts Medicare assignment, meaning Medicare-allowed amounts are accepted as full payment for covered services.
What procedures does Dr. John Halerz 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.