AARON MARTINEZ DO
NPI 1740785013
Family Medicine in Oberlin, OH
About Aaron Martinez Do NPPES
Official registry information on file with the National Plan and Provider Enumeration System.
AARON MARTINEZ DO (NPI 1740785013) is an individual family medicine provider in Oberlin, Ohio, licensed in Ohio (34.014759) and active in the NPI registry since March 2018. He is enrolled in Medicare PECOS, is affiliated with Firelands Regional Medical Center, and maintains a secondary practice location in Wakeman.
NPPES Registry Identity
Specialties & Licenses
Secondary Practice Location 1
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
Aaron Martinez 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
3Medicare enrollment records show Aaron Martinez reassigns Medicare billing to 3 organizations. Each organization bills Medicare for the services this provider delivers there; the nearest is listed first.
Oberln, OH 44074
- Reassigned Medicare billing, Ohio enrollment
- 88 clinicians in this Medicare group
Lorain, OH 44053
- Reassigned Medicare billing, Ohio enrollment
- 151 clinicians in this Medicare group
Sandusky, OH 44870
- Reassigned Medicare billing, Ohio enrollment
- 49 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.
Firelands Regional Medical Center
Acute Care Hospitals · Sandusky, OHMercy Allen Hospital
Critical Access Hospitals · Oberlin, OHPhysician Visit Costs CMS claims · ZIP area
Typical Medicare office-visit costs in the 44074 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 9
Providers registered at the same practice address, or within the immediate area, according to the NPPES registry.
OBERLIN, OH 44074
OBERLIN, OH 44074
OBERLIN, OH 44074
OBERLIN, OH 44074
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 Martinez's NPI number?
The NPI number for Aaron Martinez is 1740785013. It was assigned to this individual provider in the NPPES registry on March 28, 2018.
Where is Aaron Martinez located?
Aaron Martinez practices at 224 W Lorain St, Oberlin, OH 44074. The listed phone number is (440) 775-1881.
What is Aaron Martinez's specialty?
The primary specialty registered for this NPI is Family Medicine with taxonomy code 207Q00000X.
Is Aaron Martinez enrolled in Medicare?
Yes. Aaron Martinez 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 Martinez's services?
According to the CMS Revalidation Reassignment List (October 2026 release), Aaron Martinez reassigns Medicare benefits to 3 organizations: Lorain County Health & Dentistry (Oberln, OH), Mercy Health Physicians Lorain, LLC (Lorain, OH) and Family Health Services Of Erie County (Sandusky, 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 Martinez's services. Reassignment records can lag staffing changes; confirm current arrangements with the organization.
What insurance does Aaron Martinez accept?
Health plans from Ambetter Health, Ambetter from Buckeye Health Plan, Ambetter from Meridian, Anthem Blue Cross and Blue Shield and CareSource and 5 other insurers list Aaron Martinez 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 Martinez affiliated with any hospitals?
According to CMS data, Aaron Martinez is affiliated with Firelands Regional Medical Center and Mercy Allen Hospital.
When was this NPI record last updated?
The NPPES record for Aaron Martinez was last updated on July 22, 2026. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 3 months 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.
# Aaron Martinez, DO · NPI 1740785013
Family Medicine physician in Oberlin, Ohio. Individual provider, active in the CMS NPPES registry since March 28, 2018.
## Identity
- **NPI:** 1740785013 (Entity type: Individual)
- **Enumerated:** March 28, 2018
- **Primary specialty:** Family Medicine · taxonomy 207Q00000X
- **State license:** 34.014759 (Ohio)
- **Sole proprietor:** No
## Practice location
- **Address:** 224 W LORAIN ST, Oberlin, OH 44074-1096
- **Phone:** (440) 775-1881
## 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:** 3 organizations under Medicare reassignment (form CMS-855R): Lorain County Health & Dentistry (NPI 1528430097, Oberln, OH); Mercy Health Physicians Lorain, LLC (NPI 1023347192, Lorain, OH); Family Health Services Of Erie County (NPI 1831343805, Sandusky, OH) · CMS Revalidation Reassignment List, October 2026 release
- **Medical school:** Other, class of 2021
## Record status
- **NPPES last updated:** July 22, 2026
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Source: [NPI Profile](https://npiprofile.com/npi/1740785013) · Data from the CMS NPPES public registry.