BROCK WILLETT DNP
NPI 1306523485
Nurse Practitioner - Primary Care in Saginaw, MI
About Brock Willett Dnp NPPES
Official registry information on file with the National Plan and Provider Enumeration System.
BROCK WILLETT DNP (NPI 1306523485) is an individual primary care provider in Saginaw, Michigan, licensed in Michigan (4704354182) and active in the NPI registry since June 2023. He is enrolled in Medicare PECOS, maintains a secondary practice location in Ann Arbor, and is a graduate of Other (2023).
NPPES Registry Identity
Specialties & Licenses
Secondary Practice Location 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
Brock Willett Dnp 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 Brock Willett reassigns Medicare billing to 2 organizations. Each organization bills Medicare for the services this provider delivers there; the nearest is listed first.
Saginaw, MI 48604
- Reassigned Medicare billing, Michigan enrollment
- Medicare enrollment name: Narendra R Kumar MD PC
- 8 clinicians in this Medicare group
San Francisco, CA 94158
- Reassigned Medicare billing, Michigan enrollment
- 2 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.
Physician Visit Costs CMS claims · ZIP area
Typical Medicare office-visit costs in the 48604 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 7
Providers registered at the same practice address, or within the immediate area, according to the NPPES registry.
SAGINAW, MI 48604
SAGINAW, MI 48604
SAGINAW, MI 48604
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 Brock Willett's NPI number?
The NPI number for Brock Willett is 1306523485. It was assigned to this individual provider in the NPPES registry on June 30, 2023.
Where is Brock Willett located?
Brock Willett practices at 4701 Towne Centre Rd Ste 201, Saginaw, MI 48604. The listed phone number is (989) 793-1040.
What is Brock Willett's specialty?
The primary specialty registered for this NPI is Nurse Practitioner, specializing in Primary Care, with taxonomy code 363LP2300X.
Is Brock Willett enrolled in Medicare?
Yes. Brock Willett 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 Brock Willett's services?
According to the CMS Revalidation Reassignment List (October 2026 release), Brock Willett reassigns Medicare benefits to 2 organizations: Narendra R Kumar M.D, PC (Saginaw, MI) and Sleep Reset Medical Group PA (San Francisco, CA). 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 Brock Willett's services. Reassignment records can lag staffing changes; confirm current arrangements with the organization.
What insurance does Brock Willett 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 Brock Willett 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.
When was this NPI record last updated?
The NPPES record for Brock Willett was last updated on October 14, 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.
# Brock Willett, DNP · NPI 1306523485
Primary Care physician in Saginaw, Michigan. Individual provider, active in the CMS NPPES registry since June 30, 2023.
## Identity
- **NPI:** 1306523485 (Entity type: Individual)
- **Enumerated:** June 30, 2023
- **Primary specialty:** Nurse Practitioner - Primary Care · taxonomy 363LP2300X
- **State license:** 4704354182 (Michigan)
- **Sole proprietor:** No
## Practice location
- **Address:** 4701 TOWNE CENTRE RD STE 201, Saginaw, MI 48604-2833
- **Phone:** (989) 793-1040 · **Fax:** (989) 792-1792
## 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): Narendra R Kumar M.D, PC (NPI 1417039603, Saginaw, MI); Sleep Reset Medical Group PA (NPI 1003626797, San Francisco, CA) · CMS Revalidation Reassignment List, October 2026 release
- **Medical school:** Other, class of 2023
## Record status
- **NPPES last updated:** October 14, 2024
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Source: [NPI Profile](https://npiprofile.com/npi/1306523485) · Data from the CMS NPPES public registry.