MARIA ISABEL CONTRERAS AGACNP
NPI 1285016246
Nurse Practitioner - Acute Care in Ypsilanti, MI
About Maria Isabel Contreras Agacnp NPPES
Official registry information on file with the National Plan and Provider Enumeration System.
MARIA ISABEL CONTRERAS AGACNP (NPI 1285016246) is an individual acute care provider in Ypsilanti, Michigan, licensed in Michigan (4704216122) and active in the NPI registry since June 2015. She is enrolled in Medicare PECOS, is affiliated with Trinity Health Ann Arbor Hospital, and is a graduate of Other (2015).
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
Maria Isabel Contreras Agacnp 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 Maria Contreras reassigns Medicare billing to 2 organizations. Each organization bills Medicare for the services this provider delivers there; the nearest is listed first.
Ypsilanti, MI 48197
- Reassigned Medicare billing, Michigan enrollment
- 180 clinicians in this Medicare group
Brighton, MI 48114
- Reassigned Medicare billing, Michigan enrollment
- 71 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.
Trinity Health Ann Arbor Hospital
Acute Care Hospitals · Ann Arbor, MIPhysician Visit Costs CMS claims · ZIP area
Typical Medicare office-visit costs in the 48197 ZIP code area, from fee-for-service claims. These are area statistics, not this provider’s prices; actual charges vary by service and coverage.
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 Maria Contreras's NPI number?
The NPI number for Maria Contreras is 1285016246. It was assigned to this individual provider in the NPPES registry on June 25, 2015.
Where is Maria Contreras located?
Maria Contreras practices at 7780 Whittaker Rd, Ypsilanti, MI 48197. The listed phone number is (734) 905-7180.
What is Maria Contreras's specialty?
The primary specialty registered for this NPI is Nurse Practitioner, specializing in Acute Care, with taxonomy code 363LA2100X.
Is Maria Contreras enrolled in Medicare?
Yes. Maria Contreras 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 Maria Contreras's services?
According to the CMS Revalidation Reassignment List (October 2026 release), Maria Contreras reassigns Medicare benefits to 2 organizations: St Joseph Mercy Hospital (Ypsilanti, MI) and Saint Joseph Mercy Livingston Hospital (Brighton, 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 Maria Contreras's services. Reassignment records can lag staffing changes; confirm current arrangements with the organization.
What insurance does Maria Contreras accept?
Health plans from Blue Care Network of Michigan, Blue Cross Blue Shield of Michigan Mutual Insurance Company and Priority Health list Maria Contreras 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 Maria Contreras affiliated with any hospitals?
According to CMS data, Maria Contreras is affiliated with Trinity Health Ann Arbor Hospital.
When was this NPI record last updated?
The NPPES record for Maria Contreras was last updated on June 25, 2015. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 11 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.
# Maria Isabel Contreras, AGACNP · NPI 1285016246
Acute Care physician in Ypsilanti, Michigan. Individual provider, active in the CMS NPPES registry since June 25, 2015.
## Identity
- **NPI:** 1285016246 (Entity type: Individual)
- **Enumerated:** June 25, 2015
- **Primary specialty:** Nurse Practitioner - Acute Care · taxonomy 363LA2100X
- **State license:** 4704216122 (Michigan)
- **Sole proprietor:** Yes
## Practice location
- **Address:** 7780 WHITTAKER RD, Ypsilanti, MI 48197-9774
- **Phone:** (734) 905-7180
## 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): St Joseph Mercy Hospital (NPI 1114045960, Ypsilanti, MI); Saint Joseph Mercy Livingston Hospital (NPI 1285753236, Brighton, MI) · CMS Revalidation Reassignment List, October 2026 release
- **Medical school:** Other, class of 2015
## Record status
- **NPPES last updated:** June 25, 2015
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Source: [NPI Profile](https://npiprofile.com/npi/1285016246) · Data from the CMS NPPES public registry.