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

Diagnostic Radiology

Karlyn S. Messer, MD

Works at hospitals in Hutchinson, MN · Olivia, MN · Saint Louis Park, MN · Minnesota

Summary

Karlyn S. Messer, MD (Diagnostic Radiology) is listed by Medicare at 3 hospitals in Hutchinson, MN, Olivia, MN and Saint Louis Park, MN. NPI 1659878775. Medicare data says the clinician accepts Medicare assignment. Source: CMS Facility Affiliation Data, updated 2026-10-02.

From official Medicare data

This page shows what Medicare's official clinician data says about Karlyn S. Messer, joined by NPI number (data updated 2026-10-02). It is not a recommendation or a rating. Call the office or hospital to confirm before you go.

In a medical emergency, call 911.

At a glance

Diagnostic RadiologyPrimary specialty
YesAccepts Medicare assignment
8Years since medical school (graduated 2018)
FemaleGender (as listed)
Park Nicollet ClinicGroup practice (+1 more)

Quick answers

Which hospitals does Karlyn S. Messer work at?
Medicare's official clinician data lists Karlyn S. Messer at 3 hospitals: Hutchinson Health, Olivia Hospital & Clinic and Park Nicollet Methodist Hospital. This is where the clinician works or has privileges; call the hospital to confirm.
Where does Karlyn S. Messer see patients?
Medicare's clinician data lists 22 practice locations, including Champlin, MN, Burnsville, MN and Shakopee, MN. Call before your visit to confirm the address.
What is Karlyn S. Messer's specialty?
Medicare lists Diagnostic Radiology as the primary specialty.
Does Karlyn S. Messer accept Medicare assignment?
Yes. Medicare's clinician data says Karlyn S. Messer accepts Medicare assignment (the Medicare-approved amount as full payment for covered services), as of 2026-10-02. Ask the office to confirm before your visit.
What is the phone number for Karlyn S. Messer?
(952) 977-0500, as listed in official Medicare / NPI Registry data.
What is Karlyn S. Messer's NPI number?
1659878775. The NPI (National Provider Identifier) is the clinician's permanent federal ID; you can look it up in the official NPI Registry.

Hospitals where Karlyn S. Messer works

Medicare's Facility Affiliation Data lists Karlyn S. Messer at these hospitals (updated 2026-10-02). Each hospital page shows its address, phone, emergency services, Medicare rating and all its clinicians.

Practice locations

Addresses where Karlyn S. Messer is enrolled with Medicare (CMS data updated 2026-10-02). The first 5 of 22; the Medicare profile lists all.

Group practices

Medicare enrollment lists Karlyn S. Messer as a member of these groups (CMS data updated 2026-10-02).

  • Park Nicollet Clinic1,787 clinicians in the group
  • Tria Orthopaedic Center LLC515 clinicians in the group

Specialties

Find other Diagnostic Radiology doctors in Minnesota →

Other radiologists in Champlin

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

All radiologists in Champlin →

Clinician information

CredentialMD
Graduation year2018
Gender (as listed)Female
Medicare assignmentAccepts (Medicare-approved amount as full payment)
NPI (National Provider Identifier)1659878775
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 2026-10-02, retrieved 2026-10-29
  2. National Downloadable File (Doctors and Clinicians) — CMS, data updated 2026-10-02, retrieved 2026-10-29
  3. NPI Registry — U.S. Department of Health and Human Services (NPPES), the clinician’s official record
  4. Medicare Care Compare — official Medicare tool to look up clinicians