NATHAN HILLIARD DO
NPI 1336676394
Emergency Medicine in Oregon, OH
About Nathan Hilliard Do NPPES
Official registry information on file with the National Plan and Provider Enumeration System.
NATHAN HILLIARD DO (NPI 1336676394) is an individual emergency medicine provider in Oregon, Ohio, licensed in Michigan (5101023215) and active in the NPI registry since May 2017. He is enrolled in Medicare PECOS, is affiliated with Mercy St Vincent Medical Center, and is a graduate of Michigan State University College Of Osteopathic Medicine (2020).
NPPES Registry Identity
Specialties & Licenses
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
Nathan Hilliard Do 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 Nathan Hilliard reassigns Medicare billing to 2 organizations. Each organization bills Medicare for the services this provider delivers there; the nearest is listed first.
Toledo, OH 43608
- Reassigned Medicare billing, Ohio enrollment
- 277 clinicians in this Medicare group
Lansing, MI 48910
- Reassigned Medicare billing, Michigan enrollment
- 295 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
Hospitals where this provider delivers care, identified from recent Medicare claims and place-of-service records.
Mercy St Vincent Medical Center
Acute Care Hospitals · Toledo, OHPhysician Visit Costs CMS claims · ZIP area
Typical Medicare office-visit costs in the 43616 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.
OREGON, OH 43616
OREGON, OH 43616
OREGON, OH 43616
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 Nathan Hilliard's NPI number?
The NPI number for Nathan Hilliard is 1336676394. It was assigned to this individual provider in the NPPES registry on May 21, 2017.
Where is Nathan Hilliard located?
Nathan Hilliard practices at 2600 Navarre Ave, Oregon, OH 43616. The listed phone number is (419) 696-7411.
What is Nathan Hilliard's specialty?
The primary specialty registered for this NPI is Emergency Medicine with taxonomy code 207P00000X.
Is Nathan Hilliard enrolled in Medicare?
Yes. Nathan Hilliard 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 Nathan Hilliard's services?
According to the CMS Revalidation Reassignment List (October 2026 release), Nathan Hilliard reassigns Medicare benefits to 2 organizations: Mercy Emergency Care Services, Inc. (Toledo, OH) and Degara App, PLLC (Lansing, 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 Nathan Hilliard's services. Reassignment records can lag staffing changes; confirm current arrangements with the organization.
Is Nathan Hilliard affiliated with any hospitals?
According to CMS data, Nathan Hilliard is affiliated with Mercy St Vincent Medical Center.
When was this NPI record last updated?
The NPPES record for Nathan Hilliard was last updated on August 27, 2020. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 6 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.
# Nathan Hilliard, DO · NPI 1336676394
Emergency Medicine physician in Oregon, Ohio. Individual provider, active in the CMS NPPES registry since May 21, 2017.
## Identity
- **NPI:** 1336676394 (Entity type: Individual)
- **Enumerated:** May 21, 2017
- **Primary specialty:** Emergency Medicine · taxonomy 207P00000X
- **State license:** 5101023215 (Michigan)
- **Sole proprietor:** No
## Practice location
- **Address:** 2600 NAVARRE AVE, Oregon, OH 43616-3207
- **Phone:** (419) 696-7411
## 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): Mercy Emergency Care Services, Inc. (NPI 1477957819, Toledo, OH); Degara App, PLLC (NPI 1265976971, Lansing, MI) · CMS Revalidation Reassignment List, October 2026 release
- **Medical school:** Michigan State University College Of Osteopathic Medicine, class of 2020
## Record status
- **NPPES last updated:** August 27, 2020
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Source: [NPI Profile](https://npiprofile.com/npi/1336676394) · Data from the CMS NPPES public registry.