MERCIER PLLC
NPI 1821945270
Clinic/Center - Health Service in Howell, MI
About Mercier Pllc NPPES
Official registry information on file with the National Plan and Provider Enumeration System.
MERCIER PLLC (NPI 1821945270) is a healthcare organization registered as a health service in Howell, Michigan and active in the NPI registry since March 2026. The organization lists Ryan Mercier, Owner/chiropractor, as its authorized official.
NPPES Registry Identity
Specialties & Licenses
Medicare Participation & PECOS CMS
Medicare enrollment and the clinicians who bill Medicare through this organization, from CMS.
Medicare Enrollment Status
Enrolled in Medicare (PECOS)
Mercier Pllc is registered in the CMS Provider Enrollment, Chain and Ownership System (PECOS).
Clinicians Billing Medicare Through This Organization
Medicare enrollment records show 1 clinician reassigns Medicare billing to Mercier PLLC, which bills Medicare for the services this clinician delivers.
Clinician (1)
Source: CMS Revalidation Reassignment List, October 2026 release. Reassignment records can lag staffing changes; confirm a current affiliation with the organization.
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 Mercier PLLC's NPI number?
The NPI number for Mercier PLLC is 1821945270. It was assigned to this organization in the NPPES registry on March 13, 2026.
Where is Mercier PLLC located?
Mercier PLLC is located at 3865 Snowden Ln, Howell, MI 48843. The listed phone number is (248) 924-4145.
What is Mercier PLLC's specialty?
The primary specialty registered for this NPI is Clinic/Center, specializing in Health Service, with taxonomy code 261QH0100X.
Is Mercier PLLC enrolled in Medicare?
Yes. Mercier PLLC is registered in the Medicare PECOS enrollment system.
How many clinicians bill Medicare through Mercier PLLC?
According to the CMS Revalidation Reassignment List (October 2026 release), 1 clinician (Chiropractic) reassigns their Medicare billing to Mercier PLLC. A 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 the clinician's services. Reassignment records can lag staffing changes; confirm a current affiliation with the organization.
When was this NPI record last updated?
The NPPES record for Mercier PLLC was last updated on March 13, 2026. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 7 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.
# Mercier Pllc · NPI 1821945270
Health Service organization in Howell, Michigan. Organization record, active in the CMS NPPES registry since March 13, 2026.
## Identity
- **NPI:** 1821945270 (Entity type: Organization)
- **Enumerated:** March 13, 2026
- **Primary specialty:** Clinic/Center - Health Service · taxonomy 261QH0100X
- **Organization subpart:** No
- **Authorized official:** Ryan Mercier, OWNER/CHIROPRACTOR
## Practice location
- **Address:** 3865 SNOWDEN LN, Howell, MI 48843-8639
- **Phone:** (248) 924-4145
## Medicare
- **Medicare:** Enrolled in Medicare (PECOS)
- **Clinicians billing through this organization:** 1 clinician (Chiropractic) reassigns Medicare billing to this organization (form CMS-855R) · CMS Revalidation Reassignment List, October 2026 release
## Record status
- **NPPES last updated:** March 13, 2026
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Source: [NPI Profile](https://npiprofile.com/npi/1821945270) · Data from the CMS NPPES public registry.