EWA PORTER
NPI 1568040038
Family Medicine in Alma, MI
About Ewa Porter NPPES
Official registry information on file with the National Plan and Provider Enumeration System.
EWA PORTER (NPI 1568040038) is an individual family medicine provider in Alma, Michigan, licensed in Michigan (4301510681) and active in the NPI registry since March 2021. She is enrolled in Medicare PECOS, is affiliated with Mclaren Central Michigan, and maintains 4 additional practice locations.
NPPES Registry Identity
Specialties & Licenses 2
Secondary Practice Locations 4
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
Ewa Porter 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
6Medicare enrollment records show Ewa Porter reassigns Medicare billing to 6 organizations. Each organization bills Medicare for the services this provider delivers there; the nearest is listed first.
Alma, MI 48801
- Reassigned Medicare billing, Michigan enrollment
- 258 clinicians in this Medicare group
Clare, MI 48617
- Reassigned Medicare billing, Michigan enrollment
- 159 clinicians in this Medicare group
Bay City, MI 48706
- Reassigned Medicare billing, Michigan enrollment
- 416 clinicians in this Medicare group
Flint, MI 48532
- Reassigned Medicare billing, Michigan enrollment
- 444 clinicians in this Medicare group
West Branch, MI 48661
- Reassigned Medicare billing, Michigan enrollment
- 179 clinicians in this Medicare group
Alpena, MI 49707
- Reassigned Medicare billing, Michigan enrollment
- 219 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 2
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 2
Hospitals where this provider delivers care, identified from recent Medicare claims and place-of-service records.
Mclaren Central Michigan
Acute Care Hospitals · Mount Pleasant, MIMymichigan Medical Center Clare
Acute Care Hospitals · Clare, MIPhysician Visit Costs CMS claims · ZIP area
Typical Medicare office-visit costs in the 48801 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.
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 Ewa Porter's NPI number?
The NPI number for Ewa Porter is 1568040038. It was assigned to this individual provider in the NPPES registry on March 29, 2021.
Where is Ewa Porter located?
Ewa Porter practices at 300 E Warwick Dr, Alma, MI 48801. The listed phone number is (989) 466-3228.
What is Ewa Porter's specialty?
The primary specialty registered for this NPI is Family Medicine with taxonomy code 207Q00000X.
Is Ewa Porter enrolled in Medicare?
Yes. Ewa Porter 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 Ewa Porter's services?
According to the CMS Revalidation Reassignment List (October 2026 release), Ewa Porter reassigns Medicare benefits to 6 organizations: Mymichigan Medical Center Alma (Alma, MI), Mymichigan Medical Center Clare (Clare, MI), Mclaren Medical Group (Bay City, MI), Mclaren Hospital Group (Flint, MI), Mymichigan Medical Center West Branch (West Branch, MI) and 1 more organization, listed in the Medicare section above. 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 Ewa Porter's services. Reassignment records can lag staffing changes; confirm current arrangements with the organization.
What insurance does Ewa Porter accept?
Health plans from Ambetter Health, Ambetter from Buckeye Health Plan and Ambetter from Meridian list Ewa Porter 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 Ewa Porter affiliated with any hospitals?
According to CMS data, Ewa Porter is affiliated with Mclaren Central Michigan and Mymichigan Medical Center Clare.
When was this NPI record last updated?
The NPPES record for Ewa Porter was last updated on August 29, 2025. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 14 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.
# Ewa Porter · NPI 1568040038
Family Medicine physician in Alma, Michigan. Individual provider, active in the CMS NPPES registry since March 29, 2021.
## Identity
- **NPI:** 1568040038 (Entity type: Individual)
- **Enumerated:** March 29, 2021
- **Primary specialty:** Family Medicine · taxonomy 207Q00000X
- **State license:** 4301510681 (Michigan)
- **Sole proprietor:** No
## Practice location
- **Address:** 300 E WARWICK DR, Alma, MI 48801-1014
- **Phone:** (989) 466-3228
## 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:** 6 organizations under Medicare reassignment (form CMS-855R): Mymichigan Medical Center Alma (NPI 1265596126, Alma, MI); Mymichigan Medical Center Clare (NPI 1134394026, Clare, MI); Mclaren Medical Group (NPI 1528100781, Bay City, MI); Mclaren Hospital Group (NPI 1942026174, Flint, MI); Mymichigan Medical Center West Branch (NPI 1518418292, West Branch, MI); and 1 more · CMS Revalidation Reassignment List, October 2026 release
- **Medical school:** Other, class of 2016
## Record status
- **NPPES last updated:** August 29, 2025
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Source: [NPI Profile](https://npiprofile.com/npi/1568040038) · Data from the CMS NPPES public registry.