DR. RACHEL BASS DO
NPI 1699185280
Psychiatry & Neurology - Neuromuscular Medicine in Grand Rapids, MI
About Dr. Rachel Bass Do NPPES
Official registry information on file with the National Plan and Provider Enumeration System.
DR. RACHEL BASS DO (NPI 1699185280) is an individual neuromuscular medicine provider in Grand Rapids, Michigan, licensed in Michigan (5101028767) and active in the NPI registry since May 2014. She is enrolled in Medicare PECOS and maintains 2 additional practice locations.
NPPES Registry Identity
Specialties & Licenses 2
Secondary Practice Locations 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 (PECOS)
Dr. Rachel Bass Do is registered in the CMS Provider Enrollment, Chain and Ownership System (PECOS).
Medicare Billing Reassignments
5Medicare enrollment records show Rachel Bass reassigns Medicare billing to 5 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
- 2,446 clinicians in this Medicare group
Kalamazoo, MI 49007
- Reassigned Medicare billing, Michigan enrollment
- 1,133 clinicians in this Medicare group
Saint Joseph, MI 49085
- Reassigned Medicare billing, Michigan enrollment
- 724 clinicians in this Medicare group
Mesa, AZ 85206
- Reassigned Medicare billing, Arizona enrollment
- Medicare enrollment name: Phoenix Children's Hospital
- 1,416 clinicians in this Medicare group
Tucson, AZ 85712
- Reassigned Medicare billing, Arizona enrollment
- 138 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.
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
GRAND RAPIDS, MI 49503
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 Rachel Bass's NPI number?
The NPI number for Rachel Bass is 1699185280. It was assigned to this individual provider in the NPPES registry on May 5, 2014.
Where is Rachel Bass located?
Rachel Bass practices at 25 Michigan St NE Ste 2100, Grand Rapids, MI 49503. The listed phone number is (616) 267-2500.
What is Rachel Bass's specialty?
The primary specialty registered for this NPI is Psychiatry & Neurology, specializing in Neuromuscular Medicine, with taxonomy code 2084N0008X.
Is Rachel Bass enrolled in Medicare?
Yes. Rachel Bass is registered in the Medicare PECOS enrollment system.
Which organizations bill Medicare for Rachel Bass's services?
According to the CMS Revalidation Reassignment List (October 2026 release), Rachel Bass reassigns Medicare benefits to 5 organizations: Spectrum Health Primary Care Partners (Grand Rapids, MI), Bronson Methodist Hospital (Kalamazoo, MI), Lakeland Medical Practices (Saint Joseph, MI), Phoenix Children's Medical Group (Mesa, AZ) and Children's Clinics For Rehabilitative Services (Tucson, AZ). 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 Rachel Bass's services. Reassignment records can lag staffing changes; confirm current arrangements with the organization.
What insurance does Rachel Bass 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 Rachel Bass 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 Rachel Bass was last updated on July 17, 2026. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 3 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.
# Dr. Rachel Bass, DO · NPI 1699185280
Neuromuscular Medicine physician in Grand Rapids, Michigan. Individual provider, active in the CMS NPPES registry since May 5, 2014.
## Identity
- **NPI:** 1699185280 (Entity type: Individual)
- **Enumerated:** May 5, 2014
- **Primary specialty:** Psychiatry & Neurology - Neuromuscular Medicine · taxonomy 2084N0008X
- **State license:** 5101028767 (Michigan)
- **Sole proprietor:** No
## Practice location
- **Address:** 25 MICHIGAN ST NE STE 2100, Grand Rapids, MI 49503-2526
- **Phone:** (616) 267-2500 · **Fax:** (616) 267-2501
## Medicare
- **Medicare:** Enrolled in Medicare (PECOS)
- **Ordering & referring:** eligible for Part B labs & imaging, durable medical equipment, home health, power mobility devices
- **Bills Medicare through:** 5 organizations under Medicare reassignment (form CMS-855R): Spectrum Health Primary Care Partners (NPI 1326599671, Grand Rapids, MI); Bronson Methodist Hospital (NPI 1417961137, Kalamazoo, MI); Lakeland Medical Practices (NPI 1538397120, Saint Joseph, MI); Phoenix Children's Medical Group (NPI 1487814240, Mesa, AZ); Children's Clinics For Rehabilitative Services (NPI 1063454346, Tucson, AZ) · CMS Revalidation Reassignment List, October 2026 release
## Record status
- **NPPES last updated:** July 17, 2026
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Source: [NPI Profile](https://npiprofile.com/npi/1699185280) · Data from the CMS NPPES public registry.