HANNAH MARIE HOWARTH DO
NPI 1821782707
Internal Medicine in Wyandotte, MI
About Hannah Marie Howarth Do NPPES
Official registry information on file with the National Plan and Provider Enumeration System.
HANNAH MARIE HOWARTH DO (NPI 1821782707) is an individual internal medicine provider in Wyandotte, Michigan, licensed in Michigan (5101029553) and active in the NPI registry since June 2023. She is enrolled in Medicare PECOS, is affiliated with Beaumont Hospital Royal Oak, and is a graduate of Michigan State University College Of Osteopathic Medicine (2023).
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 (PECOS)
Hannah Marie Howarth Do is registered in the CMS Provider Enrollment, Chain and Ownership System (PECOS).
Medicare Billing Reassignment
Medicare enrollment records show Hannah Howarth reassigns Medicare billing to 1 organization. The organization bills Medicare for the services this provider delivers there.
Dearborn, MI 48124
- Reassigned Medicare billing, Michigan enrollment
- 453 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 48192 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 12
Providers registered at the same practice address, or within the immediate area, according to the NPPES registry.
WYANDOTTE, MI 48192
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 Hannah Howarth's NPI number?
The NPI number for Hannah Howarth is 1821782707. It was assigned to this individual provider in the NPPES registry on June 5, 2023.
Where is Hannah Howarth located?
Hannah Howarth practices at 1700 Biddle Ave, Wyandotte, MI 48192. The listed phone number is (734) 284-2026.
What is Hannah Howarth's specialty?
The primary specialty registered for this NPI is Internal Medicine with taxonomy code 207R00000X.
Is Hannah Howarth enrolled in Medicare?
Yes. Hannah Howarth is registered in the Medicare PECOS enrollment system.
Which organization bills Medicare for Hannah Howarth's services?
According to the CMS Revalidation Reassignment List (October 2026 release), Hannah Howarth reassigns Medicare benefits to Oakwood Ambulatory LLC (Dearborn, 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 Hannah Howarth's services. Reassignment records can lag staffing changes; confirm current arrangements with the organization.
What insurance does Hannah Howarth accept?
Health plans from Blue Care Network of Michigan, Blue Cross Blue Shield of Michigan Mutual Insurance Company and UnitedHealthcare list Hannah Howarth 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 Hannah Howarth affiliated with any hospitals?
According to CMS data, Hannah Howarth is affiliated with Beaumont Hospital Royal Oak.
When was this NPI record last updated?
The NPPES record for Hannah Howarth was last updated on October 2, 2026. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 35 days 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.
# Hannah Marie Howarth, DO · NPI 1821782707
Internal Medicine physician in Wyandotte, Michigan. Individual provider, active in the CMS NPPES registry since June 5, 2023.
## Identity
- **NPI:** 1821782707 (Entity type: Individual)
- **Enumerated:** June 5, 2023
- **Primary specialty:** Internal Medicine · taxonomy 207R00000X
- **State license:** 5101029553 (Michigan)
- **Sole proprietor:** Yes
## Practice location
- **Address:** 1700 BIDDLE AVE, Wyandotte, MI 48192-7205
- **Phone:** (734) 284-2026
## Medicare
- **Medicare:** Enrolled in Medicare (PECOS)
- **Ordering & referring:** eligible for Part B labs & imaging, durable medical equipment, home health, power mobility devices
- **Bills Medicare through:** Oakwood Ambulatory LLC (NPI 1003829441, Dearborn, MI), under Medicare reassignment (form CMS-855R) · CMS Revalidation Reassignment List, October 2026 release
- **Medical school:** Michigan State University College Of Osteopathic Medicine, class of 2023
## Record status
- **NPPES last updated:** October 2, 2026
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Source: [NPI Profile](https://npiprofile.com/npi/1821782707) · Data from the CMS NPPES public registry.