JOSEPH DANIEL WILLIAMS FNP
NPI 1629451596
Nurse Practitioner in Grand Rapids, MI
About Joseph Daniel Williams Fnp NPPES
Official registry information on file with the National Plan and Provider Enumeration System.
JOSEPH DANIEL WILLIAMS FNP (NPI 1629451596) is an individual nurse practitioner in Grand Rapids, Michigan, licensed in Michigan (4704341244) and active in the NPI registry since July 2015. He is enrolled in Medicare PECOS, is affiliated with Spectrum Health, and is a graduate of Other (2015).
NPPES Registry Identity
Specialties & Licenses
Other Identifiers 1
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
Joseph Daniel Williams Fnp 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 Joseph Williams 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 49503
- Reassigned Medicare billing, Michigan enrollment
- 18 clinicians in this Medicare group
Midland, MI 48642
- Reassigned Medicare billing, Michigan enrollment
- 19 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.
Spectrum Health
Acute Care Hospitals · Grand Rapids, MIMercy 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.
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 Joseph Williams's NPI number?
The NPI number for Joseph Williams is 1629451596. It was assigned to this individual provider in the NPPES registry on July 9, 2015.
Where is Joseph Williams located?
Joseph Williams practices at 200 Jefferson Ave SE # I, Grand Rapids, MI 49503. The listed phone number is (616) 685-5907.
What is Joseph Williams's specialty?
The primary specialty registered for this NPI is Nurse Practitioner with taxonomy code 363L00000X.
Is Joseph Williams enrolled in Medicare?
Yes. Joseph Williams 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 Joseph Williams's services?
According to the CMS Revalidation Reassignment List (October 2026 release), Joseph Williams reassigns Medicare benefits to 2 organizations: Kent Radiology PC (Grand Rapids, MI) and Vascular Health Clinics PLLC (Midland, 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 Joseph Williams's services. Reassignment records can lag staffing changes; confirm current arrangements with the organization.
What insurance does Joseph Williams 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 Joseph Williams 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 Joseph Williams affiliated with any hospitals?
According to CMS data, Joseph Williams is affiliated with Spectrum Health and Mercy Health Saint Mary's.
When was this NPI record last updated?
The NPPES record for Joseph Williams was last updated on July 11, 2024. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 2 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.
# Joseph Daniel Williams, FNP · NPI 1629451596
Nurse Practitioner physician in Grand Rapids, Michigan. Individual provider, active in the CMS NPPES registry since July 9, 2015.
## Identity
- **NPI:** 1629451596 (Entity type: Individual)
- **Enumerated:** July 9, 2015
- **Primary specialty:** Nurse Practitioner · taxonomy 363L00000X
- **State license:** 4704341244 (Michigan)
- **Sole proprietor:** No
## Practice location
- **Address:** 200 JEFFERSON AVE SE # I, Grand Rapids, MI 49503-4502
- **Phone:** (616) 685-5907 · **Fax:** (616) 279-3164
## 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): Kent Radiology PC (NPI 1760416960, Grand Rapids, MI); Vascular Health Clinics PLLC (NPI 1003298340, Midland, MI) · CMS Revalidation Reassignment List, October 2026 release
- **Medical school:** Other, class of 2015
## Record status
- **NPPES last updated:** July 11, 2024
- **Other identifiers:** Medicaid PENDING (LA)
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Source: [NPI Profile](https://npiprofile.com/npi/1629451596) · Data from the CMS NPPES public registry.