FRANCES G CHAMES MD
NPI 1902858608
Hospitalist in Grand Rapids, MI
About Frances G Chames Md NPPES
Official registry information on file with the National Plan and Provider Enumeration System.
FRANCES G CHAMES MD (NPI 1902858608) is an individual hospitalist provider in Grand Rapids, Michigan, licensed in Michigan (4301056597) and active in the NPI registry since May 2006. She is enrolled in Medicare PECOS, is affiliated with Mercy Health Saint Mary's, and is a graduate of Michigan State University College Of Human Medicine (1990).
NPPES Registry Identity
Specialties & Licenses 2
Other Identifiers 6
Accepted Insurance
Medicare Participation & PECOS CMS
Medicare enrollment, assignment, billing reassignment, and ordering and referring status from CMS.
Medicare Enrollment Status
Enrolled in Medicare and accepts Medicare assignment
Frances G Chames Md is registered in PECOS and agrees to accept the Medicare-approved amount as full payment. Medicare patients are not billed beyond the standard deductible and coinsurance.
Medicare Billing Reassignment
Medicare enrollment records show Frances Chames reassigns Medicare billing to 1 organization. The organization bills Medicare for the services this provider delivers there.
Grand Rapids, MI 49503
- Reassigned Medicare billing, Michigan enrollment
- 737 clinicians in this Medicare group
Source: CMS Revalidation Reassignment List, October 2026 release. Reassignment records can lag staffing changes; confirm a current affiliation with the organization.
Areas of Expertise CMS Part B claims 3
Services this provider delivered to Medicare fee-for-service patients, from the CMS Medicare utilization data. Higher counts generally reflect more experience with a service; care delivered outside Medicare is not included.
Hospital Affiliations CMS Care Compare
Hospitals where this provider delivers care, identified from recent Medicare claims and place-of-service records.
Mercy Health Saint Mary's
Acute Care Hospitals · Grand Rapids, MIPhysician Visit Costs CMS claims · ZIP area
Typical Medicare office-visit costs in the 49503 ZIP code area, from fee-for-service claims. These are area statistics, not this provider’s prices; actual charges vary by service and coverage.
Other Providers at the Same Location NPPES 20
Providers registered at the same practice address, or within the immediate area, according to the NPPES registry.
GRAND RAPIDS, MI 49503
GRAND RAPIDS, MI 49503
GRAND RAPIDS, MI 49503
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 Frances Chames's NPI number?
The NPI number for Frances Chames is 1902858608. It was assigned to this individual provider in the NPPES registry on May 17, 2006.
Where is Frances Chames located?
Frances Chames practices at 200 Jefferson Ave SE 6 South #626, Grand Rapids, MI 49503. The listed phone number is (616) 685-5039.
What is Frances Chames's specialty?
The primary specialty registered for this NPI is Hospitalist with taxonomy code 208M00000X.
Is Frances Chames enrolled in Medicare?
Yes. Frances Chames is registered in the Medicare PECOS system and accepts Medicare assignment, which means accepting the Medicare-approved amount as payment in full for covered services.
Which organization bills Medicare for Frances Chames's services?
According to the CMS Revalidation Reassignment List (October 2026 release), Frances Chames reassigns Medicare benefits to Advantage Health Saint Mary's Medical Group (Grand Rapids, MI). The 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 Frances Chames's services. Reassignment records can lag staffing changes; confirm current arrangements with the organization.
What insurance does Frances Chames accept?
Health plans from Oscar Insurance Company and Priority Health list Frances Chames as in-network in at least one marketplace plan. Coverage varies by plan and year; verify with the insurer or the provider before a visit.
Is Frances Chames affiliated with any hospitals?
According to CMS data, Frances Chames is affiliated with Mercy Health Saint Mary's.
When was this NPI record last updated?
The NPPES record for Frances Chames was last updated on May 9, 2022. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 4 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.
# Frances G Chames, MD · NPI 1902858608
Hospitalist physician in Grand Rapids, Michigan. Individual provider, active in the CMS NPPES registry since May 17, 2006.
## Identity
- **NPI:** 1902858608 (Entity type: Individual)
- **Enumerated:** May 17, 2006
- **Primary specialty:** Hospitalist · taxonomy 208M00000X
- **State license:** 4301056597 (Michigan)
- **Sole proprietor:** No
## Practice location
- **Address:** 200 JEFFERSON AVE SE, 6 SOUTH #626, Grand Rapids, MI 49503-4502
- **Phone:** (616) 685-5039 · **Fax:** (616) 685-8910
## Medicare
- **Medicare:** Enrolled (PECOS); accepts Medicare assignment
- **Ordering & referring:** eligible for Part B labs & imaging, durable medical equipment, home health
- **Bills Medicare through:** Advantage Health Saint Mary's Medical Group (NPI 1952340911, Grand Rapids, MI), under Medicare reassignment (form CMS-855R) · CMS Revalidation Reassignment List, October 2026 release
- **Medical school:** Michigan State University College Of Human Medicine, class of 1990
## Record status
- **NPPES last updated:** May 9, 2022
- **Other identifiers:** Medicaid 4878382 (MI); Medicaid 4878640 (MI); Medicaid 3483072 (MI); and 3 more
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Source: [NPI Profile](https://npiprofile.com/npi/1902858608) · Data from the CMS NPPES public registry.