STEPHEN JOHN MACEDO MD
NPI 1841294477
Internal Medicine in Ada, MI
About Stephen John Macedo Md NPPES
Official registry information on file with the National Plan and Provider Enumeration System.
STEPHEN JOHN MACEDO MD (NPI 1841294477) is an individual internal medicine provider in Ada, Michigan, licensed in Michigan (4301066201) and active in the NPI registry since June 2005. He is enrolled in Medicare PECOS, is affiliated with Spectrum Health United Hospital, and is a graduate of Ohio State University College Of Homeopathic Medicine (1995).
NPPES Registry Identity
Specialties & Licenses 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
Stephen John Macedo 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 Reassignments
2Medicare enrollment records show Stephen Macedo reassigns Medicare billing to 2 organizations. Each organization bills Medicare for the services this provider delivers there; the nearest is listed first.
Grand Rapids, MI 49546
- Reassigned Medicare billing, Michigan enrollment
- 2,446 clinicians in this Medicare group
Grand Rapids, MI 49503
- Reassigned Medicare billing, Michigan enrollment
- 405 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 8
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.
Spectrum Health United Hospital
Acute Care Hospitals · Greenville, MISpectrum Health
Acute Care Hospitals · Grand Rapids, MIPhysician Visit Costs CMS claims · ZIP area
Typical Medicare office-visit costs in the 49301 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 17
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 Stephen Macedo's NPI number?
The NPI number for Stephen Macedo is 1841294477. It was assigned to this individual provider in the NPPES registry on June 10, 2005.
Where is Stephen Macedo located?
Stephen Macedo practices at 7128 Fulton St E, Ada, MI 49301. The listed phone number is (616) 825-3530.
What is Stephen Macedo's specialty?
The primary specialty registered for this NPI is Internal Medicine with taxonomy code 207R00000X.
Is Stephen Macedo enrolled in Medicare?
Yes. Stephen Macedo 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 Stephen Macedo's services?
According to the CMS Revalidation Reassignment List (October 2026 release), Stephen Macedo reassigns Medicare benefits to 2 organizations: Spectrum Health Primary Care Partners (Grand Rapids, MI) and Spectrum Health Hospitals (Grand Rapids, MI). 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 Stephen Macedo's services. Reassignment records can lag staffing changes; confirm current arrangements with the organization.
What insurance does Stephen Macedo accept?
Health plans from Ambetter Health, Ambetter from Buckeye Health Plan, Ambetter from Meridian, Blue Care Network of Michigan and Blue Cross Blue Shield of Michigan Mutual Insurance Company and 1 other insurer list Stephen Macedo 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 Stephen Macedo affiliated with any hospitals?
According to CMS data, Stephen Macedo is affiliated with Spectrum Health United Hospital and Spectrum Health.
When was this NPI record last updated?
The NPPES record for Stephen Macedo was last updated on July 18, 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.
# Stephen John Macedo, MD · NPI 1841294477
Internal Medicine physician in Ada, Michigan. Individual provider, active in the CMS NPPES registry since June 10, 2005.
## Identity
- **NPI:** 1841294477 (Entity type: Individual)
- **Enumerated:** June 10, 2005
- **Primary specialty:** Internal Medicine · taxonomy 207R00000X
- **State license:** 4301066201 (Michigan)
- **Sole proprietor:** No
## Practice location
- **Address:** 7128 FULTON ST E, Ada, MI 49301-8413
- **Phone:** (616) 825-3530
## 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): Spectrum Health Primary Care Partners (NPI 1528374683, Grand Rapids, MI); Spectrum Health Hospitals (NPI 1558407189, Grand Rapids, MI) · CMS Revalidation Reassignment List, October 2026 release
- **Medical school:** Ohio State University College Of Homeopathic Medicine, class of 1995
## Record status
- **NPPES last updated:** July 18, 2022
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Source: [NPI Profile](https://npiprofile.com/npi/1841294477) · Data from the CMS NPPES public registry.