DR. AARON CAIN DO
NPI 1427708429
Emergency Medicine in Cleveland, OH
About Dr. Aaron Cain Do NPPES
Official registry information on file with the National Plan and Provider Enumeration System.
DR. AARON CAIN DO (NPI 1427708429) is an individual emergency medicine provider in Cleveland, Ohio, licensed in Ohio (34.016953) and active in the NPI registry since March 2022. He is enrolled in Medicare PECOS, is affiliated with Metrohealth System, and is a graduate of Ohio University, College Of Osteopathic Medicine (2022).
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. Aaron Cain 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 Aaron Cain reassigns Medicare billing to 2 organizations. Each organization bills Medicare for the services this provider delivers there; the nearest is listed first.
Cleveland, OH 44109
- Reassigned Medicare billing, Ohio enrollment
- 2,147 clinicians in this Medicare group
Seaman, OH 45679
- Reassigned Medicare billing, Ohio enrollment
- 894 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 2
Hospitals where this provider delivers care, identified from recent Medicare claims and place-of-service records.
Metrohealth System
Acute Care Hospitals · Cleveland, OHMercy Health - Willard Hospital
Critical Access Hospitals · Willard, OHPhysician Visit Costs CMS claims · ZIP area
Typical Medicare office-visit costs in the 44109 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.
CLEVELAND, OH 44109
CLEVELAND, OH 44109
CLEVELAND, OH 44109
CLEVELAND, OH 44109
CLEVELAND, OH 44109
CLEVELAND, OH 44109
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 Aaron Cain's NPI number?
The NPI number for Aaron Cain is 1427708429. It was assigned to this individual provider in the NPPES registry on March 24, 2022.
Where is Aaron Cain located?
Aaron Cain practices at 2500 Metrohealth Drive, Cleveland, OH 44109. The listed phone number is (216) 778-4486.
What is Aaron Cain's specialty?
The primary specialty registered for this NPI is Emergency Medicine with taxonomy code 207P00000X.
Is Aaron Cain enrolled in Medicare?
Yes. Aaron Cain 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 Aaron Cain's services?
According to the CMS Revalidation Reassignment List (October 2026 release), Aaron Cain reassigns Medicare benefits to 2 organizations: The Metrohealth System (Cleveland, OH) and Emergency Professional Services, Inc. (Seaman, OH). 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 Aaron Cain's services. Reassignment records can lag staffing changes; confirm current arrangements with the organization.
What insurance does Aaron Cain accept?
Health plans from Oscar Health Insurance list Aaron Cain 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 Aaron Cain affiliated with any hospitals?
According to CMS data, Aaron Cain is affiliated with Metrohealth System and Mercy Health - Willard Hospital.
When was this NPI record last updated?
The NPPES record for Aaron Cain was last updated on July 10, 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.
# Dr. Aaron Cain, DO · NPI 1427708429
Emergency Medicine physician in Cleveland, Ohio. Individual provider, active in the CMS NPPES registry since March 24, 2022.
## Identity
- **NPI:** 1427708429 (Entity type: Individual)
- **Enumerated:** March 24, 2022
- **Primary specialty:** Emergency Medicine · taxonomy 207P00000X
- **State license:** 34.016953 (Ohio)
- **Sole proprietor:** No
## Practice location
- **Address:** 2500 METROHEALTH DRIVE, Cleveland, OH 44109-1998
- **Phone:** (216) 778-4486
## 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): The Metrohealth System (NPI 1053353896, Cleveland, OH); Emergency Professional Services, Inc. (NPI 1093762353, Seaman, OH) · CMS Revalidation Reassignment List, October 2026 release
- **Medical school:** Ohio University, College Of Osteopathic Medicine, class of 2022
## Record status
- **NPPES last updated:** July 10, 2024
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Source: [NPI Profile](https://npiprofile.com/npi/1427708429) · Data from the CMS NPPES public registry.