ALYSSA MICHELLE RUMSEY DO
NPI 1902396757
Internal Medicine in Three Rivers, MI
About Alyssa Michelle Rumsey Do NPPES
Official registry information on file with the National Plan and Provider Enumeration System.
ALYSSA MICHELLE RUMSEY DO (NPI 1902396757) is an individual internal medicine provider in Three Rivers, Michigan, licensed in Michigan (5101026055) and active in the NPI registry since May 2018. She is enrolled in Medicare PECOS, is affiliated with Elkhart General Hospital, and maintains 3 additional practice locations.
NPPES Registry Identity
Specialties & Licenses
Secondary Practice Locations 3
Other Identifiers 2
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
Alyssa Michelle Rumsey Do 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 Reassignments
2Medicare enrollment records show Alyssa Rumsey reassigns Medicare billing to 2 organizations. Each organization bills Medicare for the services this provider delivers there; the nearest is listed first.
Three Rivers, MI 49093
- Reassigned Medicare billing, Michigan enrollment
- 59 clinicians in this Medicare group
Bristol, IN 46507
- Reassigned Medicare billing, Indiana enrollment
- 734 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 5
Hospitals where this provider delivers care, identified from recent Medicare claims and place-of-service records.
Elkhart General Hospital
Acute Care Hospitals · Elkhart, INMemorial Hospital Of South Bend
Acute Care Hospitals · South Bend, INThree Rivers Health
Acute Care Hospitals · Three Rivers, MIBronson Methodist Hospital
Acute Care Hospitals · Kalamazoo, MIBorgess Medical Center
Acute Care Hospitals · Kalamazoo, MIPhysician Visit Costs CMS claims · ZIP area
Typical Medicare office-visit costs in the 49093 ZIP code area, from fee-for-service claims. These are area statistics, not this provider’s prices; actual charges vary by service and coverage.
Referred Medical Equipment & Supplies CMS DME claims
Durable medical equipment, devices and supplies this provider ordered from DME suppliers for patients, from Medicare fee-for-service claims.
Other Providers at the Same Location NPPES 3
Providers registered at the same practice address, or within the immediate area, according to the NPPES registry.
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 Alyssa Rumsey's NPI number?
The NPI number for Alyssa Rumsey is 1902396757. It was assigned to this individual provider in the NPPES registry on May 17, 2018.
Where is Alyssa Rumsey located?
Alyssa Rumsey practices at 850 S Health Pkwy, Three Rivers, MI 49093. The listed phone number is (269) 279-5240.
What is Alyssa Rumsey's specialty?
The primary specialty registered for this NPI is Internal Medicine with taxonomy code 207R00000X.
Is Alyssa Rumsey enrolled in Medicare?
Yes. Alyssa Rumsey 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 organizations bill Medicare for Alyssa Rumsey's services?
According to the CMS Revalidation Reassignment List (October 2026 release), Alyssa Rumsey reassigns Medicare benefits to 2 organizations: Three Rivers Health System, Inc (Three Rivers, MI) and Beacon Medical Group, Inc. (Bristol, IN). Each 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 Alyssa Rumsey's services. Reassignment records can lag staffing changes; confirm current arrangements with the organization.
What insurance does Alyssa Rumsey accept?
Health plans from Anthem Blue Cross and Blue Shield, Blue Care Network of Michigan, Blue Cross Blue Shield of Michigan Mutual Insurance Company, CareSource and Priority Health list Alyssa Rumsey 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 Alyssa Rumsey affiliated with any hospitals?
According to CMS data, Alyssa Rumsey is affiliated with Elkhart General Hospital, Memorial Hospital Of South Bend, Three Rivers Health, Bronson Methodist Hospital and Borgess Medical Center.
When was this NPI record last updated?
The NPPES record for Alyssa Rumsey was last updated on July 1, 2025. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 15 months 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.
# Alyssa Michelle Rumsey, DO · NPI 1902396757
Internal Medicine physician in Three Rivers, Michigan. Individual provider, active in the CMS NPPES registry since May 17, 2018.
## Identity
- **NPI:** 1902396757 (Entity type: Individual)
- **Enumerated:** May 17, 2018
- **Primary specialty:** Internal Medicine · taxonomy 207R00000X
- **State license:** 5101026055 (Michigan)
- **Sole proprietor:** No
## Practice location
- **Address:** 850 S HEALTH PKWY, Three Rivers, MI 49093-8358
- **Phone:** (269) 279-5240 · **Fax:** (269) 273-9060
## Medicare
- **Medicare:** Enrolled (PECOS); accepts Medicare assignment
- **Ordering & referring:** eligible for Part B labs & imaging, durable medical equipment, home health, power mobility devices
- **Bills Medicare through:** 2 organizations under Medicare reassignment (form CMS-855R): Three Rivers Health System, Inc (NPI 1093113151, Three Rivers, MI); Beacon Medical Group, Inc. (NPI 1447285697, Bristol, IN) · CMS Revalidation Reassignment List, October 2026 release
- **Medical school:** Michigan State University College Of Osteopathic Medicine, class of 2018
## Record status
- **NPPES last updated:** July 1, 2025
- **Other identifiers:** Medicaid 300070503 (IN); Medicaid 1902396757 (MI)
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Source: [NPI Profile](https://npiprofile.com/npi/1902396757) · Data from the CMS NPPES public registry.