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UNIVERSITY OF MICHIGAN HEALTH-SPARROW IONIA OB/GYN
NPI 1447334677
Obstetrics & Gynecology in Ionia, MI

Active since October 24, 2006
550 E WASHINGTON ST, IONIA, MI 48846(616) 523-1600(616) 523-1601 Get Directions Write a Review

NPPES record last updated: March 11, 2024. Verified against the NPPES registry weekly; last sync: October 18, 2026.

About University Of Michigan Health-sparrow Ionia Ob/gyn NPPES

Official registry information on file with the National Plan and Provider Enumeration System.

UNIVERSITY OF MICHIGAN HEALTH-SPARROW IONIA OB/GYN (NPI 1447334677) is a healthcare organization registered as an obstetrics & gynecology in Ionia, Michigan and active in the NPI registry since October 2006. The organization lists Misty Gunter Russian, Supervisor, Provider Enrollment, as its authorized official.

NPPES Registry Identity

NPI1447334677
Entity TypeOrganization
Primary Taxonomy207V00000X
Legal Business NameSPARROW IONIA HOSPITAL
Location Address550 E WASHINGTON STIonia, MI 48846-2202
Mailing Address8175 Reliable PkwyChicago, IL 60686-0081 · (616) 523-1400 · Fax (616) 523-1429
Phone(616) 523-1600
Fax(616) 523-1601
Organization SubpartYesParent: Sparrow Health System
Authorized OfficialMisty Gunter RussianSupervisor, Provider Enrollment · (517) 253-6308
Enumeration DateOctober 24, 2006
Last NPPES UpdateMarch 11, 2024
NPPES CertifiedMarch 11, 2024
✔ NPI 1447334677 is a valid, active identifier and passes the ISO check-digit test.

Specialties & Licenses

★ Primary SpecialtyObstetrics & GynecologyAllopathic & Osteopathic Physicians
Taxonomy Code207V00000X
Definition
An obstetrician/gynecologist possesses special knowledge, skills and professional capability in the medical and surgical care of the female reproductive system and associated disorders. This physician serves as a consultant to other physicians and as a primary physician for women.
550 E WASHINGTON ST, Ionia, MI 48846
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Other Names 2

Doing Business AsUniversity Of Michigan Health-sparrow Ionia Ob/gyn
Doing Business AsSparrow Ionia Hospital Ob/gyn

Group Practice 1

Group TaxonomyThis provider is a business group of one or more individual practitioners, who practice with different areas of specialization.193200000X MULTI-SPECIALTY GROUP

Medicare Participation & PECOS CMS

Medicare enrollment and the clinicians who bill Medicare through this organization, from CMS.

Medicare Enrollment Status

✔

Enrolled in Medicare (PECOS)

University Of Michigan Health-sparrow Ionia Ob/gyn is registered in the CMS Provider Enrollment, Chain and Ownership System (PECOS).

Clinicians Billing Medicare Through This Organization

315

Medicare enrollment records show 315 clinicians reassign Medicare billing to University Of Michigan Health-Sparrow Ionia Ob/Gyn, which bills Medicare for the services they deliver. Of these, 9 practice at this address and 19 within 10 miles. Listed here are the 20 practicing nearest to this location.

Clinicians by Medicare Specialty 28

Nurse Practitioner65
Emergency Medicine57
Internal Medicine29
Hospitalist26
Certified Registered Nurse Anesthetist (CRNA)22
Family Practice19
Anesthesiology18
Gastroenterology15
20 other specialties64

Nearest to this location (20)

See all 315
Connie Huhn, NP
Nurse Practitioner
NPI 1780186254
550 E WASHINGTON ST
Ionia, MI 48846
(616) 523-1644
✔ PECOS✔ Accepts MedicareSame address
Ronald Hyde, D.O.
General Surgery
NPI 1215127162
550 E WASHINGTON ST
Ionia, MI 48846
(616) 523-1630
✔ PECOS✔ Accepts MedicareSame address
Aimee Johnson, FNP-C
Nurse Practitioner
NPI 1710317763
550 E WASHINGTON ST
Ionia, MI 48846
(616) 522-1644
✔ PECOS✔ Accepts MedicareSame address
Christopher Ruthruff, M.D.
Family Practice
NPI 1831144179
550 E WASHINGTON ST STE 205
Ionia, MI 48846
(616) 527-8293
✔ PECOS✔ Accepts MedicareSame address
Marcy Scheurer, NP-C
Nurse Practitioner
NPI 1669922787
550 E WASHINGTON ST
Ionia, MI 48846
(616) 523-1630
✔ PECOS✔ Accepts MedicareSame address
Abigail Scott
Nurse Practitioner
NPI 1912499849
550 E WASHINGTON ST
Ionia, MI 48846
(616) 523-1600
✔ PECOS✔ Accepts MedicareSame address
Lauren Smith, M.D.
Family Practice
NPI 1649290685
550 E WASHINGTON ST STE 205
Ionia, MI 48846
(616) 527-8293
✔ PECOS✔ Accepts MedicareSame address
Lynn Toaz, D.O.
Family Practice
NPI 1912924895
550 E WASHINGTON ST STE 205
Ionia, MI 48846
(616) 527-8293
✔ PECOS✔ Accepts MedicareSame address
Brooke Vanlente, NP
Nurse Practitioner
NPI 1205358199
550 E WASHINGTON ST
Ionia, MI 48846
(616) 523-1600
✔ PECOS✔ Accepts MedicareSame address
Michael Vaccariello, MD
Orthopedic Surgery
NPI 1710196761
537 W MAIN ST
Ionia, MI 48846
(616) 523-1010
✔ PECOS✔ Accepts Medicare0.1 mi
Gina Bennett, NP-C
Nurse Practitioner
NPI 1760095137
550 E WASHINGTON ST
Ionia, MI 48846
(269) 838-2527
✔ PECOS✔ Accepts Medicare1.1 mi
Victoria Hufnagel, LMSW
Clinical Social Worker
NPI 1063354363
550 E WASHINGTON ST
Ionia, MI 48846
(616) 523-1600
✔ PECOS1.1 mi
Amy Jentz, M.D.
General Surgery
NPI 1831204601
550 E WASHINGTON ST
Ionia, MI 48846
(616) 523-1630
✔ PECOS✔ Accepts Medicare1.1 mi
Alicia Ballard, D.O.
Orthopedic Surgery
NPI 1093059388
537 W. MAIN ST SUITE 102,
Ionia, MI 48846
(616) 523-1010
✔ PECOS✔ Accepts Medicare1.2 mi
Kimberly Fewins, CRNA
Certified Registered Nurse Anesthetist (CRNA)
NPI 1689630238
3565 S STATE RD
Ionia, MI 48846
(616) 523-1498
3.3 mi
Kate Ermutlu
Clinical Social Worker
NPI 1477290583
1850 HYLAND DR
Portland, MI 48875
(517) 253-5084
✔ PECOS✔ Accepts Medicare8.0 mi
Christina Knoop, NP
Nurse Practitioner
NPI 1346734910
1850 HYLAND DR
Portland, MI 48875
(517) 647-6722
✔ PECOS✔ Accepts Medicare8.0 mi
Dylan Mckay, DO
Family Practice
NPI 1497314033
1850 HYLAND DR
Portland, MI 48875
(517) 647-6722
✔ PECOS✔ Accepts Medicare8.0 mi
Jennifer Moilanen, NP-C
Nurse Practitioner
NPI 1053669895
107 N BRIDGE ST
Saranac, MI 48881
(616) 642-9408
✔ PECOS✔ Accepts Medicare8.1 mi
Daniel Pear, FNP
Nurse Practitioner
NPI 1659659746
1227 W STATE ST
Belding, MI 48809
(616) 794-0940
✔ PECOS✔ Accepts Medicare11 mi
See all 315 clinicians

Source: CMS Revalidation Reassignment List, October 2026 release. Reassignment records can lag staffing changes; confirm a current affiliation with the organization.

Frequently Asked Questions NPPES & CMS

Common questions about this NPI record, answered from the official NPPES registry and CMS datasets shown on this page.

What is Sparrow Ionia Hospital's NPI number?

The NPI number for Sparrow Ionia Hospital is 1447334677. It was assigned to this organization in the NPPES registry on October 24, 2006. The provider is doing business as University Of Michigan Health-Sparrow Ionia Ob/Gyn and Sparrow Ionia Hospital Ob/Gyn.

Where is Sparrow Ionia Hospital located?

Sparrow Ionia Hospital is located at 550 E Washington St, Ionia, MI 48846. The listed phone number is (616) 523-1600.

What is Sparrow Ionia Hospital's specialty?

The primary specialty registered for this NPI is Obstetrics & Gynecology with taxonomy code 207V00000X.

Is Sparrow Ionia Hospital enrolled in Medicare?

Yes. Sparrow Ionia Hospital is registered in the Medicare PECOS enrollment system.

How many clinicians bill Medicare through Sparrow Ionia Hospital?

According to the CMS Revalidation Reassignment List (October 2026 release), 315 clinicians in 28 Medicare specialties reassign their Medicare billing to Sparrow Ionia Hospital. A reassignment is filed with Medicare on form CMS-855R, signed by both the clinician and the organization, and lets the organization bill Medicare and receive payment for the clinician's services. The largest specialties are Nurse Practitioner (65), Emergency Medicine (57) and Internal Medicine (29). Of these, 9 practice at this address and 19 within 10 miles. Reassignment records can lag staffing changes; confirm a current affiliation with the organization.

When was this NPI record last updated?

The NPPES record for Sparrow Ionia Hospital was last updated on March 11, 2024. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 2 years ago. If this record has changed at CMS more recently, you can request an on-demand re-check against the live CMS registry, directly from this page.