DR. MARC JONATHAN MELLION D.O.
NPI 1669645974
Radiology - Diagnostic Radiology in Dayton, OH
About Dr. Marc Jonathan Mellion D.o. NPPES
Official registry information on file with the National Plan and Provider Enumeration System.
DR. MARC JONATHAN MELLION D.O. (NPI 1669645974) is an individual diagnostic radiology provider in Dayton, Ohio, licensed in Ohio (34.008478) and active in the NPI registry since April 2008. He is enrolled in Medicare PECOS, is affiliated with Parma Community General Hospital, and is a graduate of Ohio Medical University (2002).
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
Dr. Marc Jonathan Mellion D.o. 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 Marc Mellion reassigns Medicare billing to 1 organization. The organization bills Medicare for the services this provider delivers there.
Cleveland, OH 44106
- Reassigned Medicare billing, Ohio enrollment
- 3,958 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 17
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 5
Hospitals where this provider delivers care, identified from recent Medicare claims and place-of-service records.
Parma Community General Hospital
Acute Care Hospitals · Parma, OHUniversity Hospitals Portage Medical Center
Acute Care Hospitals · Ravenna, OHLake Health
Acute Care Hospitals · Concord, OHUh Cleveland Medical Center
Acute Care Hospitals · Cleveland, OHUniversity Hospitals - Elyria Medical Center
Acute Care Hospitals · Elyria, OHPhysician Visit Costs CMS claims · ZIP area
Typical Medicare office-visit costs in the 45405 ZIP code area, from fee-for-service claims. These are area statistics, not this provider’s prices; actual charges vary by service and coverage.
Medicare Quality Performance CMS QPP · MIPS
Performance in the CMS Quality Payment Program: the MIPS final score across four weighted categories, and the individual quality measures reported to Medicare.
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.
DAYTON, OH 45405
DAYTON, OH 45405
DAYTON, OH 45405
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 Marc Mellion's NPI number?
The NPI number for Marc Mellion is 1669645974. It was assigned to this individual provider in the NPPES registry on April 8, 2008.
Where is Marc Mellion located?
Marc Mellion practices at 405 W Grand Ave, Dayton, OH 45405. The listed phone number is (937) 723-3248.
What is Marc Mellion's specialty?
The primary specialty registered for this NPI is Radiology, specializing in Diagnostic Radiology, with taxonomy code 2085R0202X.
Is Marc Mellion enrolled in Medicare?
Yes. Marc Mellion 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 Marc Mellion's services?
According to the CMS Revalidation Reassignment List (October 2026 release), Marc Mellion reassigns Medicare benefits to University Hospitals Medical Group Inc (Cleveland, OH). 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 Marc Mellion's services. Reassignment records can lag staffing changes; confirm current arrangements with the organization.
What insurance does Marc Mellion accept?
Health plans from CareSource list Marc Mellion 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 Marc Mellion affiliated with any hospitals?
According to CMS data, Marc Mellion is affiliated with Parma Community General Hospital, University Hospitals Portage Medical Center, Lake Health, Uh Cleveland Medical Center and University Hospitals - Elyria Medical Center.
When was this NPI record last updated?
The NPPES record for Marc Mellion was last updated on April 8, 2008. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 18 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.