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Obstetrics/Gynecology

Julianna M. Friesen, DO

Works at hospitals in Grand Blanc, MI · Michigan

Summary

Dr. Julianna M. Friesen, DO is an OB-GYN at 1 Genesys Pkwy, Grand Blanc, MI 48439. Phone: (810) 606-5000. Accepts Medicare assignment. In 2024, Julianna M. Friesen had 49 Original Medicare patients and 137 services. NPI 1265895031. 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: 1 Genesys Pkwy, Grand Blanc, MI 48439 · Directions (2 more locations)
  • Phone: (810) 606‑5000
  • Medicare: Accepts Medicare assignment
  • Hospital: Ascension Genesys Hospital
  • Group practice: Henry Ford Health Genesys Hospital (+1 more)
  • Medical school: graduated 2016 (10 years since medical school)
  • Gender (as listed): Female

From official Medicare data

This page shows what Medicare's official clinician data says about Julianna M. Friesen, 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 Julianna M. Friesen accept Medicare assignment?
Yes. Medicare's clinician data says Julianna M. Friesen 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 Julianna M. Friesen see?
In 2024, CMS data shows 49 Original Medicare patients and 137 services for Julianna M. Friesen. This counts Original Medicare only and measures volume, not quality.
What is Julianna M. Friesen's NPI number?
1265895031. 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 Julianna M. Friesen, 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 patients49
Services billed to Medicare137
Different services or procedures20
Participating Medicare providerYes
Average age of these patients64

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)48 services
  2. New patient office or other outpatient visit with moderate level of medical decision making, if using time, 45 minutes or more (99204)13 services
  3. Cervical or vaginal cancer screening; pelvic and clinical breast examination (G0101)13 services
  4. Screening papanicolaou smear; obtaining, preparing and conveyance of cervical or vaginal smear to laboratory (Q0091)12 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 pressure59%
  • High cholesterol59%
  • Arthritis45%
  • Anxiety39%
  • Diabetes35%
  • Chronic kidney disease27%

Hospitals where Julianna M. Friesen works

Medicare's Facility Affiliation Data lists Julianna M. Friesen 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.

  • Ascension Genesys HospitalGrand Blanc, MI · Acute Care Hospital · Medicare rating: 3 of 5 stars · Emergency services: listed by Medicare · CCN 230197

Practice locations

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

Group practices

Medicare enrollment lists Julianna M. Friesen as a member of these groups (CMS data updated October 2, 2026).

  • Henry Ford Health Genesys Hospital84 clinicians in the group
  • Womens Specialty Associates, P.C.4 clinicians in the group

Specialties

Find other Obstetrics/Gynecology doctors in Michigan →

Other OB-GYNs in Grand Blanc

Clinicians with the same Medicare primary specialty in Grand Blanc, MI — not a recommendation.

All OB-GYNs in Grand Blanc →

Other clinicians in Henry Ford Health Genesys Hospital

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

Clinician information

CredentialDO
Graduation year2016 (10 years since medical school)
Gender (as listed)Female
Medicare assignmentAccepts (Medicare-approved amount as full payment)
NPI (National Provider Identifier)1265895031
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