MARGARET P MUELLER M.D.
NPI 1427095173
Emergency Medicine in Attleboro, MA
About Margaret P Mueller M.d. NPPES
Official registry information on file with the National Plan and Provider Enumeration System.
MARGARET P MUELLER M.D. (NPI 1427095173) is an individual emergency medicine provider in Attleboro, Massachusetts, licensed in Massachusetts (154046) and active in the NPI registry since June 2006. She is enrolled in Medicare PECOS and maintains a secondary practice location in Attleboro.
NPPES Registry Identity
Specialties & Licenses 2
Secondary Practice Location 1
Medicare Participation & PECOS CMS
Medicare enrollment, assignment, billing reassignment, and ordering and referring status from CMS.
Medicare Enrollment Status
Enrolled in Medicare (PECOS)
Margaret P Mueller M.d. is registered in the CMS Provider Enrollment, Chain and Ownership System (PECOS).
Medicare Billing Reassignments
3Medicare enrollment records show Margaret Mueller reassigns Medicare billing to 3 organizations. Each organization bills Medicare for the services this provider delivers there; the nearest is listed first.
Attleboro, MA 02703
- Reassigned Medicare billing, Massachusetts enrollment
- 104 clinicians in this Medicare group
Plainville, MA 02762
- Reassigned Medicare billing, Massachusetts enrollment
- 42 clinicians in this Medicare group
Wakefield, RI 02879
- Reassigned Medicare billing, Rhode Island enrollment
- 67 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 4
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.
Physician Visit Costs CMS claims · ZIP area
Typical Medicare office-visit costs in the 02703 ZIP code area, from fee-for-service claims. These are area statistics, not this provider’s prices; actual charges vary by service and coverage.
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.
Reported Quality Measures
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.
ATTLEBORO, MA 02703
ATTLEBORO, MA 02703
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 Margaret Mueller's NPI number?
The NPI number for Margaret Mueller is 1427095173. It was assigned to this individual provider in the NPPES registry on June 1, 2006.
Where is Margaret Mueller located?
Margaret Mueller practices at 211 Park St Sturdy Memorial Hospital, Attleboro, MA 02703. The listed phone number is (508) 236-7020.
What is Margaret Mueller's specialty?
The primary specialty registered for this NPI is Emergency Medicine with taxonomy code 207P00000X.
Is Margaret Mueller enrolled in Medicare?
Yes. Margaret Mueller is registered in the Medicare PECOS enrollment system.
Which organizations bill Medicare for Margaret Mueller's services?
According to the CMS Revalidation Reassignment List (October 2026 release), Margaret Mueller reassigns Medicare benefits to 3 organizations: Sturdy Memorial Hospital Inc (Attleboro, MA), Sturdy Health Inc (Plainville, MA) and Emergency Physician Associates Of New England PC (Wakefield, RI). 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 Margaret Mueller's services. Reassignment records can lag staffing changes; confirm current arrangements with the organization.
When was this NPI record last updated?
The NPPES record for Margaret Mueller was last updated on December 22, 2022. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 3 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.
# Margaret P Mueller, M.D. · NPI 1427095173
Emergency Medicine physician in Attleboro, Massachusetts. Individual provider, active in the CMS NPPES registry since June 1, 2006.
## Identity
- **NPI:** 1427095173 (Entity type: Individual)
- **Enumerated:** June 1, 2006
- **Primary specialty:** Emergency Medicine · taxonomy 207P00000X
- **State license:** 154046 (Massachusetts)
- **Sole proprietor:** Yes
## Practice location
- **Address:** 211 PARK ST, STURDY MEMORIAL HOSPITAL, Attleboro, MA 02703-3143
- **Phone:** (508) 236-7020
## 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:** 3 organizations under Medicare reassignment (form CMS-855R): Sturdy Memorial Hospital Inc (NPI 1730106162, Attleboro, MA); Sturdy Health Inc (NPI 1104347319, Plainville, MA); Emergency Physician Associates Of New England PC (NPI 1427381052, Wakefield, RI) · CMS Revalidation Reassignment List, October 2026 release
## Record status
- **NPPES last updated:** December 22, 2022
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Source: [NPI Profile](https://npiprofile.com/npi/1427095173) · Data from the CMS NPPES public registry.