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

Obstetrics/Gynecology

Hollyn Trudell, MD

Works at hospitals in Royal Oak, MI · Michigan

Summary

Hollyn Trudell, MD (Obstetrics/Gynecology) is listed by Medicare at 1 hospital in Royal Oak, MI. NPI 1861986192. 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 Hollyn Trudell, 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

Obstetrics/GynecologyPrimary specialty
YesAccepts Medicare assignment
8Years since medical school (graduated 2018)
University Of Toledo College Of MedicineMedical school
FemaleGender (as listed)
Together Women's Health Medical Group, P.C.Group practice

Quick answers

Which hospitals does Hollyn Trudell work at?
Medicare's official clinician data lists Hollyn Trudell at 1 hospital: Beaumont Hospital Royal Oak. This is where the clinician works or has privileges; call the hospital to confirm.
Where does Hollyn Trudell see patients?
Medicare's clinician data lists 1 practice location in Warren, MI. Call before your visit to confirm the address.
What is Hollyn Trudell's specialty?
Medicare lists Obstetrics/Gynecology as the primary specialty.
Does Hollyn Trudell accept Medicare assignment?
Yes. Medicare's clinician data says Hollyn Trudell 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 Hollyn Trudell?
(248) 209-6457, as listed in official Medicare / NPI Registry data.
What is Hollyn Trudell's NPI number?
1861986192. The NPI (National Provider Identifier) is the clinician's permanent federal ID; you can look it up in the official NPI Registry.

Hospitals where Hollyn Trudell works

Medicare's Facility Affiliation Data lists Hollyn Trudell 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 Hollyn Trudell is enrolled with Medicare (CMS data updated 2026-10-02).

Group practices

Medicare enrollment lists Hollyn Trudell as a member of this group (CMS data updated 2026-10-02).

  • Together Women's Health Medical Group, P.C.76 clinicians in the group

Specialties

Find other Obstetrics/Gynecology doctors in Michigan →

Other OB-GYNs in Warren

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

All OB-GYNs in Warren →

Clinician information

CredentialMD
Medical schoolUniversity Of Toledo College Of Medicine
Graduation year2018
Gender (as listed)Female
Medicare assignmentAccepts (Medicare-approved amount as full payment)
NPI (National Provider Identifier)1861986192
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