Providers
518
Locations
10
Specialties
12
Insurance Plans
37
About Advantage Health/saint Mary's Medical Group
Background and practice information
Advantage Health/saint Mary's Medical Group is a large multi-specialty medical practice based in Grand Rapids, MI, with 518 affiliated healthcare providers practicing across 10 locations.
The practice brings together providers across multiple specialties, including family practice, nurse practitioner, physician assistant, and internal medicine. Its providers are in-network with 37 insurance plans, though coverage varies by individual provider and should be confirmed before scheduling.
Across its providers, the practice has a reported average Merit-based Incentive Payment System (MIPS) score of 60.8 out of 100, a quality measure published by the Centers for Medicare & Medicaid Services.
Practice Locations
10 locations
Advantage Health/saint Mary's Medical GroupPrimary
10047 CROSSROAD CT SE, Caledonia, MI 493167316
(616) 685-8850
Affiliations
Hospitals where providers at Advantage Health/saint Mary's Medical Group hold admitting privileges
Insurance Networks
Accepted insurance plans and networks
Advantage Health/saint Mary's Medical Group accepts 111 plans from 12 insurers, including Cigna, Aetna, Humana.
Source: CMS Transparency in Coverage filings (March 2026). Network participation may change — verify with the provider's office before scheduling.
Quality & Performance
Specialties at Advantage Health/saint Mary's Medical Group
Provider specialties represented at this practice
Healthcare Providers in Caledonia
230 providers practice here
Roger Shammas, MD
Cardiovascular Disease (cardiology)
Caledonia, MI
Theresa Starr, CNM
Certified Nurse Midwife (cnm)
Caledonia, MI
Jaclyn Reckow
Clinical Psychologist · Telehealth
Caledonia, MI
Monica Johnson
Clinical Social Worker
Caledonia, MI
Kiarra Lane
Clinical Social Worker
Caledonia, MI
Oluwaseun Davies, MD
Critical Care (intensivists)
Caledonia, MI
Sherry Kuo, DO
Critical Care (intensivists)
Caledonia, MI
Josefina Shen, MD
Endocrinology · Telehealth
Caledonia, MI
William Ahrens, MD
Family Practice
Caledonia, MI
Martin Aramburu, MD
Family Practice
Caledonia, MI
Maha Ayashi, MD
Family Practice
Caledonia, MI
Wendy Balivet, MD
Family Practice
Caledonia, MI
Rhoda Beltran, MD
Family Practice
Caledonia, MI
Michael Bishop, MD
Family Practice
Caledonia, MI
Nicholas Blank
Family Practice
Caledonia, MI
Julie Blossom-hartley, MD
Family Practice
Caledonia, MI
Nirali Bora, MD
Family Practice
Caledonia, MI
Jill Bultje, MD
Family Practice
Caledonia, MI
John Carr, MD
Family Practice
Caledonia, MI
John Cavacece, MD
Family Practice
Caledonia, MI
Mario Cesario, MD
Family Practice · Telehealth
Caledonia, MI
Ho See Chan, MD
Family Practice
Caledonia, MI
Iain Charnley, MD
Family Practice
Caledonia, MI
Zachary Comeau, DO
Family Practice
Caledonia, MI
Frequently Asked Questions
Common questions about Advantage Health/saint Mary's Medical Group
How many providers are at Advantage Health/saint Mary's Medical Group?
Advantage Health/saint Mary's Medical Group has 518 affiliated healthcare providers across 10 locations. You can browse the full provider roster, with specialties and locations, on this page.
What specialties does Advantage Health/saint Mary's Medical Group offer?
The practice includes providers in family practice, nurse practitioner, physician assistant, and internal medicine, among others. Use the specialty filter on the provider list to find a specific type of provider.
What insurance does Advantage Health/saint Mary's Medical Group accept?
Providers at Advantage Health/saint Mary's Medical Group are collectively in-network with 37 insurance plans. Acceptance varies by individual provider, so confirm your specific plan with the office before your visit.
Does Advantage Health/saint Mary's Medical Group have a quality rating?
The practice's providers have an average MIPS quality score of 60.8 out of 100, based on Centers for Medicare & Medicaid Services data. MIPS measures performance across quality, cost, care coordination, and use of health technology.
Where is Advantage Health/saint Mary's Medical Group located?
Advantage Health/saint Mary's Medical Group's primary location is in Grand Rapids, MI, with 9 additional locations listed on this page. See the contact section for the full address and phone number.
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