Medical emergency?Emergency? Call 911. Nearest emergency roomsNearest ERs

Family Practice

Monty S. Seper, MD

Works at hospitals in Faribault, MN · Bigfork, MN · Cook, MN … · Minnesota

Summary

Dr. Monty S. Seper, MD is a family doctor at 1381 Jefferson Rd, Northfield, MN 55057. Phone: (507) 646-8900. Accepts Medicare assignment. In 2024, Monty S. Seper had 136 Original Medicare patients and 269 services. NPI 1871543371. Source: CMS National Downloadable File, updated October 2, 2026; CMS Facility Affiliation Data, updated October 2, 2026; CMS Medicare Physician & Other Practitioners, data year 2024.

From official Medicare data

This page shows what Medicare's official clinician data says about Monty S. Seper, joined by NPI number (data updated October 2, 2026). It is not a recommendation or a rating. Call the office or hospital to confirm before you go.

In a medical emergency, call 911.

Quick answers

Does Monty S. Seper accept Medicare assignment?
Yes. Medicare's clinician data says Monty S. Seper accepts Medicare assignment (the Medicare-approved amount as full payment for covered services), as of October 2, 2026. Ask the office to confirm before your visit.
How many Medicare patients does Monty S. Seper see?
In 2024, CMS data shows 136 Original Medicare patients and 269 services for Monty S. Seper. This counts Original Medicare only and measures volume, not quality.
What is Monty S. Seper's NPI number?
1871543371. The NPI (National Provider Identifier) is the clinician's permanent federal ID; you can look it up in the official NPI Registry.

Medicare activity in 2024

Official CMS public-use data for Monty S. Seper, data year 2024 (released May 21, 2026). It covers Original Medicare (fee-for-service) patients only, not Medicare Advantage or other insurance. It shows volume, not quality or outcomes. CMS hides any count of 10 or fewer patients.

Original Medicare patients136
Services billed to Medicare269
Different services or procedures26
Participating Medicare providerYes
Average age of these patients75

Most frequent services

  1. Established patient office or other outpatient visit with low level od decision making, if using time, 20 minutes or more (99213)62 services
  2. Established patient office or other outpatient visit with moderate level of decision making, if using time, 30 minutes or more (99214)46 services
  3. X-ray of lower and sacral spine, 2-3 views (72100)35 services
  4. Emergency department visit with low level of medical decision making (99283)17 services
  5. Emergency department visit with moderate level of medical decision making (99284)16 services

Chronic conditions among these patients

Share of this clinician’s Original Medicare patients with each condition, as published by CMS (it describes the patients, not the care given).

  • High blood pressure68%
  • High cholesterol66%
  • Arthritis53%
  • Chronic kidney disease27%
  • Diabetes24%
  • Ischemic heart disease24%

Hospitals where Monty S. Seper works

Medicare's Facility Affiliation Data lists Monty S. Seper at these hospitals (updated October 2, 2026). Each hospital page shows its address, phone, emergency services, Medicare rating and all its clinicians. Star rating and emergency services: Hospital General Information (CMS), data updated October 26, 2026.

  • Allina Health Faribault Medical CenterFaribault, MN · Acute Care Hospital · Medicare rating: 3 of 5 stars · Emergency services: listed by Medicare · CCN 240071
  • Bigfork Valley HospitalBigfork, MN · Critical Access Hospital · Emergency services: listed by Medicare · CCN 241316
  • Cook HospitalCook, MN · Critical Access Hospital · Emergency services: listed by Medicare · CCN 241312
  • Northfield HospitalNorthfield, MN · Acute Care Hospital · Medicare rating: 4 of 5 stars · Emergency services: listed by Medicare · CCN 240014

Practice locations

Addresses where Monty S. Seper is enrolled with Medicare (CMS data updated October 2, 2026). The first 5 of 6; the Medicare profile lists all.

Group practices

Medicare enrollment lists Monty S. Seper as a member of these groups (CMS data updated October 2, 2026).

  • Northfield Hospital121 clinicians in the group
  • Orthopaedic and Fracture Clinic, P.A.33 clinicians in the group

Specialties

Find other Family Practice doctors in Minnesota →

Other family doctors in Northfield

Clinicians with the same Medicare primary specialty in Northfield, MN — not a recommendation.

All family doctors in Northfield →

Other clinicians in Northfield Hospital

Medicare enrollment lists these clinicians in the same group practice — not a recommendation.

Clinician information

CredentialMD
Graduation year1994 (32 years since medical school)
Gender (as listed)Male
Medicare assignmentAccepts (Medicare-approved amount as full payment)
NPI (National Provider Identifier)1871543371
CorrectionsReport an error or suggest an update →

Most corrections must be made at the source: clinicians update their NPI Registry record (NPPES) and their Medicare enrollment (PECOS); this page follows the next data release.

Sources

  1. Facility Affiliation Data — Centers for Medicare & Medicaid Services (CMS), data updated October 2, 2026, retrieved October 29, 2026
  2. Hospital General Information — CMS, data updated October 26, 2026, retrieved November 13, 2026
  3. National Downloadable File (Doctors and Clinicians) — CMS, data updated October 2, 2026, retrieved October 29, 2026
  4. Medicare Physician & Other Practitioners - by Provider — CMS, data year 2024, released May 21, 2026; Medicare Physician & Other Practitioners - by Provider and Service
  5. NPI Registry — U.S. Department of Health and Human Services (NPPES), the clinician’s official record
  6. Medicare Care Compare — official Medicare tool to look up clinicians