PATRICIA ANN SILLS ANP-BC
NPI 1891097259
Nurse Practitioner - Adult Health in Royal Oak, MI
About Patricia Ann Sills Anp-bc NPPES
Official registry information on file with the National Plan and Provider Enumeration System.
PATRICIA ANN SILLS ANP-BC (NPI 1891097259) is an individual adult health provider in Royal Oak, Michigan, licensed in Michigan (4704147210) and active in the NPI registry since November 2010. She is enrolled in Medicare PECOS, is affiliated with Beaumont Hospital Royal Oak, and maintains a secondary practice location in Clinton Twp.
NPPES Registry Identity
Specialties & Licenses
Secondary Practice Location 1
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
Patricia Ann Sills Anp-bc 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 Reassignment
Medicare enrollment records show Patricia Sills reassigns Medicare billing to 1 organization. The organization bills Medicare for the services this provider delivers there.
Royal Oak, MI 48073
- Reassigned Medicare billing, Michigan enrollment
- 1,030 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.
Hospital Affiliations CMS Care Compare
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, 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 13
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
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 Patricia Sills's NPI number?
The NPI number for Patricia Sills is 1891097259. It was assigned to this individual provider in the NPPES registry on November 17, 2010.
Where is Patricia Sills located?
Patricia Sills practices at 3535 W 13 Mile Rd Ste 644, Royal Oak, MI 48073. The listed phone number is (800) 253-5592.
What is Patricia Sills's specialty?
The primary specialty registered for this NPI is Nurse Practitioner, specializing in Adult Health, with taxonomy code 363LA2200X.
Is Patricia Sills enrolled in Medicare?
Yes. Patricia Sills 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 organization bills Medicare for Patricia Sills's services?
According to the CMS Revalidation Reassignment List (October 2026 release), Patricia Sills reassigns Medicare benefits to Beaumont Medical Group- Specialty Services (Royal Oak, MI). The 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 Patricia Sills's services. Reassignment records can lag staffing changes; confirm current arrangements with the organization.
What insurance does Patricia Sills 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 Patricia Sills 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 Patricia Sills affiliated with any hospitals?
According to CMS data, Patricia Sills is affiliated with Beaumont Hospital Royal Oak.
When was this NPI record last updated?
The NPPES record for Patricia Sills was last updated on January 22, 2021. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 5 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.
# Patricia Ann Sills, ANP-BC · NPI 1891097259
Adult Health physician in Royal Oak, Michigan. Individual provider, active in the CMS NPPES registry since November 17, 2010.
## Identity
- **NPI:** 1891097259 (Entity type: Individual)
- **Enumerated:** November 17, 2010
- **Primary specialty:** Nurse Practitioner - Adult Health · taxonomy 363LA2200X
- **State license:** 4704147210 (Michigan)
- **Sole proprietor:** Yes
## Practice location
- **Address:** 3535 W 13 MILE RD STE 644, Royal Oak, MI 48073-6770
- **Phone:** (800) 253-5592 · **Fax:** (248) 551-2125
## 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:** Beaumont Medical Group- Specialty Services (NPI 1578072906, Royal Oak, MI), under Medicare reassignment (form CMS-855R) · CMS Revalidation Reassignment List, October 2026 release
- **Medical school:** Other, class of 2010
## Record status
- **NPPES last updated:** January 22, 2021
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Source: [NPI Profile](https://npiprofile.com/npi/1891097259) · Data from the CMS NPPES public registry.