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Internal Medicine

Stephanie M. Biedny, DO

Works at hospitals in Royal Oak, MI · Michigan

Summary

Dr. Stephanie M. Biedny, DO is an internal medicine doctor at 3601 W 13 Mile Rd, Royal Oak, MI 48073. Accepts Medicare assignment. In 2024, Stephanie M. Biedny had 183 Original Medicare patients and 608 services. NPI 1538506738. 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: Internal medicine doctor (Medicare lists Internal Medicine)
  • Address: 3601 W 13 Mile Rd, Royal Oak, MI 48073 · Directions
  • Medicare: Accepts Medicare assignment
  • Hospital: Beaumont Hospital Royal Oak
  • Group practice: William Beaumont Hospital
  • Medical school: Lake Erie College Of Osteopathic Medicine, Erie · graduated 2013 (13 years since medical school)
  • Gender (as listed): Female

From official Medicare data

This page shows what Medicare's official clinician data says about Stephanie M. Biedny, 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 Stephanie M. Biedny accept Medicare assignment?
Yes. Medicare's clinician data says Stephanie M. Biedny 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 Stephanie M. Biedny see?
In 2024, CMS data shows 183 Original Medicare patients and 608 services for Stephanie M. Biedny. This counts Original Medicare only and measures volume, not quality.
What is Stephanie M. Biedny's NPI number?
1538506738. 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 Stephanie M. Biedny, 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 patients183
Services billed to Medicare608
Different services or procedures13
Participating Medicare providerYes
Average age of these patients85

Most frequent services

  1. Subsequent hospital care with moderate levelof medical decision making, if using time, at least 35 minutes (99232)384 services
  2. Initial hospital care with moderate level of medical decision making, if using time, at least 75 minutes (99223)92 services
  3. Initial hospital care with straightforward or low-level medical decision making, if using time, at least 55 minutes (99222)54 services
  4. Subsequent hospital care with straightforward or low level of medical decision making, per day, if using time, at least 25 minutes (99231)32 services
  5. Hospital discharge day management, more than 30 minutes (99239)24 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 pressure75%
  • High cholesterol75%
  • Alzheimer's disease or dementia75%
  • Arthritis68%
  • Ischemic heart disease62%
  • Chronic kidney disease60%

Hospitals where Stephanie M. Biedny works

Medicare's Facility Affiliation Data lists Stephanie M. Biedny 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.

  • Beaumont Hospital Royal OakRoyal Oak, MI · Acute Care Hospital · Medicare rating: 3 of 5 stars · Emergency services: listed by Medicare · CCN 230130

Practice locations

Addresses where Stephanie M. Biedny is enrolled with Medicare (CMS data updated October 2, 2026).

  • 3601 W 13 Mile RdRoyal Oak, MI 48073

Group practices

Medicare enrollment lists Stephanie M. Biedny as a member of this group (CMS data updated October 2, 2026).

  • William Beaumont Hospital20 clinicians in the group

Specialties

Find other Internal Medicine doctors in Michigan →

Other internal medicine doctors in Royal Oak

Clinicians with the same Medicare primary specialty in Royal Oak, MI — not a recommendation.

All internal medicine doctors in Royal Oak →

Other clinicians in William Beaumont Hospital

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

Clinician information

CredentialDO
Medical schoolLake Erie College Of Osteopathic Medicine, Erie
Graduation year2013 (13 years since medical school)
Gender (as listed)Female
Medicare assignmentAccepts (Medicare-approved amount as full payment)
NPI (National Provider Identifier)1538506738
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