MRS. SHARON GERALYN DOXEN APN
NPI 1407905789
Nurse Practitioner - Family in Warren, MI
About Mrs. Sharon Geralyn Doxen Apn NPPES
Official registry information on file with the National Plan and Provider Enumeration System.
MRS. SHARON GERALYN DOXEN APN (NPI 1407905789) is an individual family provider in Warren, Michigan, licensed in Michigan (4704155791) and active in the NPI registry since January 2007. She is enrolled in Medicare PECOS, is affiliated with Ascension Macomb Oakland Hosp-warren Campus, and is a graduate of Other (1996).
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
Mrs. Sharon Geralyn Doxen Apn 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 Sharon Doxen reassigns Medicare billing to 1 organization. The organization bills Medicare for the services this provider delivers there.
Warren, MI 48093
- Reassigned Medicare billing, Michigan enrollment
- Also billed through NPI 1134176472 (Michigan)
- 58 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.
Ascension Macomb Oakland Hosp-Warren Campus
Acute Care Hospitals · Warren, MIPhysician Visit Costs CMS claims · ZIP area
Typical Medicare office-visit costs in the 48093 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.
WARREN, MI 48093
WARREN, MI 48093
WARREN, MI 48093
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 Sharon Doxen's NPI number?
The NPI number for Sharon Doxen is 1407905789. It was assigned to this individual provider in the NPPES registry on January 9, 2007.
Where is Sharon Doxen located?
Sharon Doxen practices at 11800 E 12 Mile Rd, Warren, MI 48093. The listed phone number is (586) 573-5448.
What is Sharon Doxen's specialty?
The primary specialty registered for this NPI is Nurse Practitioner, specializing in Family, with taxonomy code 363LF0000X.
Is Sharon Doxen enrolled in Medicare?
Yes. Sharon Doxen 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 Sharon Doxen's services?
According to the CMS Revalidation Reassignment List (October 2026 release), Sharon Doxen reassigns Medicare benefits to Henry Ford Health Macomb Oakland Hospital (Warren, 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 Sharon Doxen's services. Reassignment records can lag staffing changes; confirm current arrangements with the organization.
What insurance does Sharon Doxen accept?
Health plans from Ambetter Health, Ambetter from Buckeye Health Plan, Ambetter from Meridian and Priority Health list Sharon Doxen 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 Sharon Doxen affiliated with any hospitals?
According to CMS data, Sharon Doxen is affiliated with Ascension Macomb Oakland Hosp-Warren Campus.
When was this NPI record last updated?
The NPPES record for Sharon Doxen was last updated on July 8, 2007. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 19 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.
# Mrs. Sharon Geralyn Doxen, APN · NPI 1407905789
Family physician in Warren, Michigan. Individual provider, active in the CMS NPPES registry since January 9, 2007.
## Identity
- **NPI:** 1407905789 (Entity type: Individual)
- **Enumerated:** January 9, 2007
- **Primary specialty:** Nurse Practitioner - Family · taxonomy 363LF0000X
- **State license:** 4704155791 (Michigan)
- **Sole proprietor:** Yes
## Practice location
- **Address:** 11800 E 12 MILE RD, Warren, MI 48093-3472
- **Phone:** (586) 573-5448
## 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:** Henry Ford Health Macomb Oakland Hospital (NPI 1578696092, Warren, MI), under Medicare reassignment (form CMS-855R) · CMS Revalidation Reassignment List, October 2026 release
- **Medical school:** Other, class of 1996
## Record status
- **NPPES last updated:** July 8, 2007
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Source: [NPI Profile](https://npiprofile.com/npi/1407905789) · Data from the CMS NPPES public registry.