SIERRA MEDICAL ASSOCIATES
NPI 1790098069
Clinic/Center - Health Service in Detroit, MI
About Sierra Medical Associates NPPES
Official registry information on file with the National Plan and Provider Enumeration System.
SIERRA MEDICAL ASSOCIATES (NPI 1790098069) is a healthcare organization registered as a health service in Detroit, Michigan and active in the NPI registry since July 2010. The organization lists Michael S Pieh, Ceo, as its authorized official.
NPPES Registry Identity
Specialties & Licenses
Accepted Insurance
Medicare Participation & PECOS CMS
Medicare enrollment and the clinicians who bill Medicare through this organization, from CMS.
Medicare Enrollment Status
Enrolled in Medicare (PECOS)
Sierra Medical Associates 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 Sierra Medical Associates, 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 Sierra Medical Associates's NPI number?
The NPI number for Sierra Medical Associates is 1790098069. It was assigned to this organization in the NPPES registry on July 15, 2010.
Where is Sierra Medical Associates located?
Sierra Medical Associates is located at 2141 E Jefferson Ave, Detroit, MI 48207. The listed phone number is (313) 567-4720.
What is Sierra Medical Associates's specialty?
The primary specialty registered for this NPI is Clinic/Center, specializing in Health Service, with taxonomy code 261QH0100X.
Is Sierra Medical Associates enrolled in Medicare?
Yes. Sierra Medical Associates is registered in the Medicare PECOS enrollment system.
How many clinicians bill Medicare through Sierra Medical Associates?
According to the CMS Revalidation Reassignment List (October 2026 release), 1 clinician (Internal Medicine) reassigns their Medicare billing to Sierra Medical Associates. 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.
What insurance does Sierra Medical Associates accept?
Health plans from Blue Cross Blue Shield of Michigan Mutual Insurance Company list Sierra Medical Associates 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 Sierra Medical Associates was last updated on July 15, 2010. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 16 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.
# Sierra Medical Associates · NPI 1790098069
Health Service organization in Detroit, Michigan. Organization record, active in the CMS NPPES registry since July 15, 2010.
## Identity
- **NPI:** 1790098069 (Entity type: Organization)
- **Enumerated:** July 15, 2010
- **Primary specialty:** Clinic/Center - Health Service · taxonomy 261QH0100X
- **Organization subpart:** No
- **Authorized official:** Michael Pieh, CEO
## Practice location
- **Address:** 2141 E JEFFERSON AVE, Detroit, MI 48207-4128
- **Phone:** (313) 567-4720 · **Fax:** (313) 567-1698
## Medicare
- **Medicare:** Enrolled in Medicare (PECOS)
- **Clinicians billing through this organization:** 1 clinician (Internal Medicine) reassigns Medicare billing to this organization (form CMS-855R) · CMS Revalidation Reassignment List, October 2026 release
## Record status
- **NPPES last updated:** July 15, 2010
---
Source: [NPI Profile](https://npiprofile.com/npi/1790098069) · Data from the CMS NPPES public registry.