JEFFREY F. PORTER PH.D.
NPI 1588633366
Psychologist - Clinical in Grand Rapids, MI
About Jeffrey F. Porter Ph.d. NPPES
Official registry information on file with the National Plan and Provider Enumeration System.
JEFFREY F. PORTER PH.D. (NPI 1588633366) is an individual clinical provider in Grand Rapids, Michigan, licensed in Michigan (6301010581) and active in the NPI registry since March 2006. He is enrolled in Medicare PECOS, is affiliated with Spectrum Health, and is a graduate of Other (2000).
NPPES Registry Identity
Specialties & Licenses
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
Jeffrey F. Porter Ph.d. 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 Jeffrey Porter 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
- 104 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.
Spectrum Health
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.
Medicare Quality Performance CMS QPP · MIPS
Performance in the CMS Quality Payment Program: the MIPS final score across four weighted categories, and the individual quality measures reported to Medicare.
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
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 Jeffrey Porter's NPI number?
The NPI number for Jeffrey Porter is 1588633366. It was assigned to this individual provider in the NPPES registry on March 15, 2006.
Where is Jeffrey Porter located?
Jeffrey Porter practices at 145 Michigan St NE Ste 3100, Grand Rapids, MI 49503. The listed phone number is (616) 954-9800.
What is Jeffrey Porter's specialty?
The primary specialty registered for this NPI is Psychologist, specializing in Clinical, with taxonomy code 103TC0700X.
Is Jeffrey Porter enrolled in Medicare?
Yes. Jeffrey 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 organization bills Medicare for Jeffrey Porter's services?
According to the CMS Revalidation Reassignment List (October 2026 release), Jeffrey Porter reassigns Medicare benefits to Cancer & Hematology Centers Of Western Mi, P.C. (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 Jeffrey Porter's services. Reassignment records can lag staffing changes; confirm current arrangements with the organization.
What insurance does Jeffrey Porter 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 2 other insurers list Jeffrey 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 Jeffrey Porter affiliated with any hospitals?
According to CMS data, Jeffrey Porter is affiliated with Spectrum Health.
When was this NPI record last updated?
The NPPES record for Jeffrey Porter was last updated on March 13, 2020. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 6 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.
# Jeffrey F. Porter, PH.D. · NPI 1588633366
Clinical provider in Grand Rapids, Michigan. Individual provider, active in the CMS NPPES registry since March 15, 2006.
## Identity
- **NPI:** 1588633366 (Entity type: Individual)
- **Enumerated:** March 15, 2006
- **Primary specialty:** Psychologist - Clinical · taxonomy 103TC0700X
- **State license:** 6301010581 (Michigan)
- **Sole proprietor:** No
## Practice location
- **Address:** 145 MICHIGAN ST NE STE 3100, Grand Rapids, MI 49503-2563
- **Phone:** (616) 954-9800 · **Fax:** (616) 954-2116
## Medicare
- **Medicare:** Enrolled (PECOS); accepts Medicare assignment
- **Ordering & referring:** eligible for Part B labs & imaging, durable medical equipment
- **Bills Medicare through:** Cancer & Hematology Centers Of Western Mi, P.C. (NPI 1528018389, Grand Rapids, MI), under Medicare reassignment (form CMS-855R) · CMS Revalidation Reassignment List, October 2026 release
- **Medical school:** Other, class of 2000
## Record status
- **NPPES last updated:** March 13, 2020
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Source: [NPI Profile](https://npiprofile.com/npi/1588633366) · Data from the CMS NPPES public registry.