SEAN ELLIOT MASTERS MD
NPI 1083105167
Surgery in Royal Oak, MI
About Sean Elliot Masters Md NPPES
Official registry information on file with the National Plan and Provider Enumeration System.
SEAN ELLIOT MASTERS MD (NPI 1083105167) is an individual surgery provider in Royal Oak, Michigan, licensed in Michigan (4301512328) and active in the NPI registry since May 2018. He is enrolled in Medicare PECOS, is affiliated with Beaumont Hospital Royal Oak, and is a graduate of Other (2018).
NPPES Registry Identity
Specialties & Licenses
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
Sean Elliot Masters Md 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 Sean Masters reassigns Medicare billing to 2 organizations. Each organization bills Medicare for the services this provider delivers there; the nearest is listed first.
Royal Oak, MI 48073
- Reassigned Medicare billing, Michigan enrollment
- 946 clinicians in this Medicare group
Warren, MI 48092
- Reassigned Medicare billing, Michigan enrollment
- Medicare enrollment name: Michigan Healthcare Professionals PC
- 741 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 2
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.
Hospital Affiliations CMS Care Compare 4
Hospitals where this provider delivers care, identified from recent Medicare claims and place-of-service records.
Beaumont Hospital Royal Oak
Acute Care Hospitals · Royal Oak, MIBeaumont Hospital - Farmington Hills
Acute Care Hospitals · Farmington Hills, MIBeaumont Hospital, Troy
Acute Care Hospitals · Troy, MIBeaumont Hospital - Taylor
Acute Care Hospitals · Taylor, MIPhysician Visit Costs CMS claims · ZIP area
Typical Medicare office-visit costs in the 48073 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 20
Providers registered at the same practice address, or within the immediate area, according to the NPPES registry.
ROYAL OAK, MI 48073
ROYAL OAK, MI 48073
ROYAL OAK, MI 48073
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 Sean Masters's NPI number?
The NPI number for Sean Masters is 1083105167. It was assigned to this individual provider in the NPPES registry on May 23, 2018.
Where is Sean Masters located?
Sean Masters practices at 3601 W 13 Mile Rd, Royal Oak, MI 48073. The listed phone number is (248) 898-5000.
What is Sean Masters's specialty?
The primary specialty registered for this NPI is Surgery with taxonomy code 208600000X.
Is Sean Masters enrolled in Medicare?
Yes. Sean Masters 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 Sean Masters's services?
According to the CMS Revalidation Reassignment List (October 2026 release), Sean Masters reassigns Medicare benefits to 2 organizations: Beaumont Medical Group Hospital -Based Services (Royal Oak, MI) and Michigan Healthcare Professionals, P.C. (Warren, MI). 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 Sean Masters's services. Reassignment records can lag staffing changes; confirm current arrangements with the organization.
What insurance does Sean Masters accept?
Health plans from Blue Care Network of Michigan, Blue Cross Blue Shield of Michigan Mutual Insurance Company, Priority Health and UnitedHealthcare list Sean Masters 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.
Is Sean Masters affiliated with any hospitals?
According to CMS data, Sean Masters is affiliated with Beaumont Hospital Royal Oak, Beaumont Hospital - Farmington Hills, Beaumont Hospital, Troy and Beaumont Hospital - Taylor.
When was this NPI record last updated?
The NPPES record for Sean Masters was last updated on February 2, 2026. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 8 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.
# Sean Elliot Masters, MD · NPI 1083105167
Surgery physician in Royal Oak, Michigan. Individual provider, active in the CMS NPPES registry since May 23, 2018.
## Identity
- **NPI:** 1083105167 (Entity type: Individual)
- **Enumerated:** May 23, 2018
- **Primary specialty:** Surgery · taxonomy 208600000X
- **State license:** 4301512328 (Michigan)
- **Sole proprietor:** No
## Practice location
- **Address:** 3601 W 13 MILE RD, Royal Oak, MI 48073-6712
- **Phone:** (248) 898-5000
## 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): Beaumont Medical Group Hospital -Based Services (NPI 1427567858, Royal Oak, MI); Michigan Healthcare Professionals, P.C. (NPI 1568285872, Warren, MI) · CMS Revalidation Reassignment List, October 2026 release
- **Medical school:** Other, class of 2018
## Record status
- **NPPES last updated:** February 2, 2026
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Source: [NPI Profile](https://npiprofile.com/npi/1083105167) · Data from the CMS NPPES public registry.