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

Obstetrics/Gynecology

Ann K. Church, MD

Works at hospitals in Rhinelander, WI · Wisconsin

Summary

Dr. Ann K. Church, MD is an OB-GYN at 2251 N Shore Dr, Rhinelander, WI 54501. Accepts Medicare assignment. In 2024, Ann K. Church had 23 Original Medicare patients and 38 services. NPI 1295700912. 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.

  • Specialty: OB-GYN (Medicare lists Obstetrics/Gynecology)
  • Address: 2251 N Shore Dr, Rhinelander, WI 54501 · Directions (1 more location)
  • Medicare: Accepts Medicare assignment
  • Hospital: Aspirus Rhinelander Hospital
  • Group practice: Aspirus Rhinelander and Tomahawk Hospitals and Clinics, Inc.
  • Medical school: graduated 1986 (40 years since medical school)
  • Gender (as listed): Female

From official Medicare data

This page shows what Medicare's official clinician data says about Ann K. Church, 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 Ann K. Church accept Medicare assignment?
Yes. Medicare's clinician data says Ann K. Church 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 Ann K. Church see?
In 2024, CMS data shows 23 Original Medicare patients and 38 services for Ann K. Church. This counts Original Medicare only and measures volume, not quality.
What is Ann K. Church's NPI number?
1295700912. 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 Ann K. Church, 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 patients23
Services billed to Medicare38
Different services or procedures23
Participating Medicare providerYes
Average age of these patients74

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 pressure70%
  • High cholesterol65%

Hospitals where Ann K. Church works

Medicare's Facility Affiliation Data lists Ann K. Church 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.

  • Aspirus Rhinelander HospitalRhinelander, WI · Acute Care Hospital · Medicare rating: 3 of 5 stars · Emergency services: listed by Medicare · CCN 520019

Practice locations

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

  • 2251 N Shore DrRhinelander, WI 54501
  • 2251 N Shore Dr, Suite 100Rhinelander, WI 54501

Group practices

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

  • Aspirus Rhinelander and Tomahawk Hospitals and Clinics, Inc.574 clinicians in the group

Specialties

Find other Obstetrics/Gynecology doctors in Wisconsin →

Other OB-GYNs in Rhinelander

Clinicians with the same Medicare primary specialty in Rhinelander, WI — not a recommendation.

All OB-GYNs in Rhinelander →

Other clinicians in Aspirus Rhinelander and Tomahawk Hospitals and Clinics, Inc.

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

Clinician information

CredentialMD
Graduation year1986 (40 years since medical school)
Gender (as listed)Female
Medicare assignmentAccepts (Medicare-approved amount as full payment)
NPI (National Provider Identifier)1295700912
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