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Family Practice

Marissa K. Haubrich, DO

Works at hospitals in Oskaloosa, IA · Iowa

Summary

Dr. Marissa K. Haubrich, DO is a family doctor at 1229 C Ave E, Mahaska Health, Oskaloosa, IA 52577. Phone: (641) 672-3100. Accepts Medicare assignment. NPI 1245979632. Source: CMS National Downloadable File, updated October 2, 2026; CMS Facility Affiliation Data, updated October 2, 2026.

  • Specialty: Family doctor (Medicare lists Family Practice)
  • Address: 1229 C Ave E, Mahaska Health, Oskaloosa, IA 52577 · Directions
  • Phone: (641) 672‑3100
  • Medicare: Accepts Medicare assignment
  • Hospital: Mahaska Health Partnership
  • Group practice: Mahaska County Hospital
  • Medical school: Des Moines University Of Osteopathic Medicine And Health Sciences · graduated 2022 (4 years since medical school)
  • Gender (as listed): Female

From official Medicare data

This page shows what Medicare's official clinician data says about Marissa K. Haubrich, 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 Marissa K. Haubrich accept Medicare assignment?
Yes. Medicare's clinician data says Marissa K. Haubrich 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.
What is Marissa K. Haubrich's NPI number?
1245979632. The NPI (National Provider Identifier) is the clinician's permanent federal ID; you can look it up in the official NPI Registry.

Hospitals where Marissa K. Haubrich works

Medicare's Facility Affiliation Data lists Marissa K. Haubrich 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.

  • Mahaska Health PartnershipOskaloosa, IA · Critical Access Hospital · Medicare rating: 4 of 5 stars · Emergency services: listed by Medicare · CCN 161379

Practice locations

Addresses where Marissa K. Haubrich is enrolled with Medicare (CMS data updated October 2, 2026).

Group practices

Medicare enrollment lists Marissa K. Haubrich as a member of this group (CMS data updated October 2, 2026).

  • Mahaska County Hospital128 clinicians in the group

Specialties

Find other Family Practice doctors in Iowa →

Other family doctors in Oskaloosa

Clinicians with the same Medicare primary specialty in Oskaloosa, IA — not a recommendation.

All family doctors in Oskaloosa →

Other clinicians in Mahaska County Hospital

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

Clinician information

CredentialDO
Medical schoolDes Moines University Of Osteopathic Medicine And Health Sciences
Graduation year2022 (4 years since medical school)
Gender (as listed)Female
Medicare assignmentAccepts (Medicare-approved amount as full payment)
NPI (National Provider Identifier)1245979632
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. NPI Registry — U.S. Department of Health and Human Services (NPPES), the clinician’s official record
  5. Medicare Care Compare — official Medicare tool to look up clinicians