JOANNA HERNANDEZ DNP, RN, AGACNP-BC
NPI 1548622251
Nurse Practitioner - Gerontology in Warren, MI
About Joanna Hernandez Dnp, Rn, Agacnp-bc NPPES
Official registry information on file with the National Plan and Provider Enumeration System.
JOANNA HERNANDEZ DNP, RN, AGACNP-BC (NPI 1548622251) is an individual gerontology provider in Warren, Michigan, licensed in Michigan (4704270939) and active in the NPI registry since March 2016. She is enrolled in Medicare PECOS, is affiliated with Beaumont Hospital - Grosse Pointe, and maintains 2 additional practice locations.
NPPES Registry Identity
Specialties & Licenses 3
Other Names 1
Secondary Practice Locations 2
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
Joanna Hernandez Dnp, Rn, Agacnp-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 Reassignments
5Medicare enrollment records show Joanna Hernandez reassigns Medicare billing to 5 organizations. Each organization bills Medicare for the services this provider delivers there; the nearest is listed first.
Warren, MI 48088
- Reassigned Medicare billing, Michigan enrollment
- 3 clinicians in this Medicare group
Detroit, MI 48236
- Reassigned Medicare billing, Michigan enrollment
- Medicare enrollment name: Emergency Department Physicians PC
- 237 clinicians in this Medicare group
Detroit, MI 48236
- Reassigned Medicare billing, Michigan enrollment
- Medicare enrollment name: Observation Emergency Physicians PC
- 158 clinicians in this Medicare group
Ferndale, MI 48220
- Reassigned Medicare billing, Michigan enrollment
- 8 clinicians in this Medicare group
Clinton Township, MI 48038
- Reassigned Medicare billing, Michigan enrollment
- 215 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 3
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 - Grosse Pointe
Acute Care Hospitals · Grosse Pointe, MIBeaumont Hospital Royal Oak
Acute Care Hospitals · Royal Oak, MIAscension St John Hospital
Acute Care Hospitals · Detroit, MIBeaumont Hospital, Troy
Acute Care Hospitals · Troy, MIPhysician Visit Costs CMS claims · ZIP area
Typical Medicare office-visit costs in the 48088 ZIP code area, from fee-for-service claims. These are area statistics, not this provider’s prices; actual charges vary by service and coverage.
Referred Medical Equipment & Supplies CMS DME claims
Durable medical equipment, devices and supplies this provider ordered from DME suppliers for patients, from Medicare fee-for-service claims.
Other Providers at the Same Location NPPES 2
Providers registered at the same practice address, or within the immediate area, according to the NPPES registry.
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 Joanna Hernandez's NPI number?
The NPI number for Joanna Hernandez is 1548622251. It was assigned to this individual provider in the NPPES registry on March 22, 2016. The provider is also known as Joanna Turner Dnp, Rn, Agacnp-Bc.
Where is Joanna Hernandez located?
Joanna Hernandez practices at 28573 Schoenherr Rd, Warren, MI 48088. The listed phone number is (586) 777-3375.
What is Joanna Hernandez's specialty?
The primary specialty registered for this NPI is Nurse Practitioner, specializing in Gerontology, with taxonomy code 363LG0600X.
Is Joanna Hernandez enrolled in Medicare?
Yes. Joanna Hernandez 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 Joanna Hernandez's services?
According to the CMS Revalidation Reassignment List (October 2026 release), Joanna Hernandez reassigns Medicare benefits to 5 organizations: Lakeside Neurology P C (Warren, MI), Emergency Department Physicians, P.C. (Detroit, MI), Observation Emergency Physicians, P.C. (Detroit, MI), Emotional Advantage LLC (Ferndale, MI) and Henry Ford Macomb Hospital Corporation (Clinton Township, 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 Joanna Hernandez's services. Reassignment records can lag staffing changes; confirm current arrangements with the organization.
What insurance does Joanna Hernandez accept?
Health plans from Blue Care Network of Michigan, Blue Cross Blue Shield of Michigan Mutual Insurance Company and Priority Health list Joanna Hernandez 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 Joanna Hernandez affiliated with any hospitals?
According to CMS data, Joanna Hernandez is affiliated with Beaumont Hospital - Grosse Pointe, Beaumont Hospital Royal Oak, Ascension St John Hospital and Beaumont Hospital, Troy.
When was this NPI record last updated?
The NPPES record for Joanna Hernandez was last updated on February 9, 2024. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 2 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.
# Joanna Hernandez, DNP, RN, AGACNP-BC · NPI 1548622251
Gerontology physician in Warren, Michigan. Individual provider, active in the CMS NPPES registry since March 22, 2016.
## Identity
- **NPI:** 1548622251 (Entity type: Individual)
- **Enumerated:** March 22, 2016
- **Primary specialty:** Nurse Practitioner - Gerontology · taxonomy 363LG0600X
- **State license:** 4704270939 (Michigan)
- **Sole proprietor:** No
## Practice location
- **Address:** 28573 SCHOENHERR RD, Warren, MI 48088-4330
- **Phone:** (586) 777-3375 · **Fax:** (586) 777-3380
## 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:** 5 organizations under Medicare reassignment (form CMS-855R): Lakeside Neurology P C (NPI 1982725735, Warren, MI); Emergency Department Physicians, P.C. (NPI 1225083595, Detroit, MI); Observation Emergency Physicians, P.C. (NPI 1497920524, Detroit, MI); Emotional Advantage LLC (NPI 1447647789, Ferndale, MI); Henry Ford Macomb Hospital Corporation (NPI 1912301094, Clinton Township, MI) · CMS Revalidation Reassignment List, October 2026 release
- **Medical school:** Other, class of 2015
## Record status
- **NPPES last updated:** February 9, 2024
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Source: [NPI Profile](https://npiprofile.com/npi/1548622251) · Data from the CMS NPPES public registry.