ERIC DONALD FRONTERA DO
NPI 1790314912
Internal Medicine - Endocrinology, Diabetes & Metabolism in Indianapolis, IN
About Eric Donald Frontera Do NPPES
Official registry information on file with the National Plan and Provider Enumeration System.
ERIC DONALD FRONTERA DO (NPI 1790314912) is an individual endocrinology, diabetes & metabolism provider in Indianapolis, Indiana, licensed in Indiana (02008981A) and active in the NPI registry since April 2020. He is enrolled in Medicare PECOS, is affiliated with Indiana University Health, and maintains a secondary practice location in Ann Arbor.
NPPES Registry Identity
Specialties & Licenses 2
Secondary Practice Location 1
Other Identifiers 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
Eric Donald Frontera 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 Eric Frontera reassigns Medicare billing to 2 organizations. Each organization bills Medicare for the services this provider delivers there; the nearest is listed first.
Indianapolis, IN 46202
- Reassigned Medicare billing, Indiana enrollment
- 5,212 clinicians in this Medicare group
Ann Arbor, MI 48103
- Reassigned Medicare billing, Michigan enrollment
- 2,377 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.
Indiana University Health
Acute Care Hospitals · Indianapolis, INUniversity Of Michigan Health System
Acute Care Hospitals · Ann Arbor, MIPhysician Visit Costs CMS claims · ZIP area
Typical Medicare office-visit costs in the 46202 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.
INDIANAPOLIS, IN 46202
INDIANAPOLIS, IN 46202
INDIANAPOLIS, IN 46202
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 Eric Frontera's NPI number?
The NPI number for Eric Frontera is 1790314912. It was assigned to this individual provider in the NPPES registry on April 8, 2020.
Where is Eric Frontera located?
Eric Frontera practices at 355 W 16th St, Indianapolis, IN 46202. The listed phone number is (317) 944-5890.
What is Eric Frontera's specialty?
The primary specialty registered for this NPI is Internal Medicine, specializing in Endocrinology, Diabetes & Metabolism, with taxonomy code 207RE0101X.
Is Eric Frontera enrolled in Medicare?
Yes. Eric Frontera 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 Eric Frontera's services?
According to the CMS Revalidation Reassignment List (October 2026 release), Eric Frontera reassigns Medicare benefits to 2 organizations: Iu Health Medical Group, LLC (Indianapolis, IN) and Regents Of The University Of Michigan (Ann Arbor, 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 Eric Frontera's services. Reassignment records can lag staffing changes; confirm current arrangements with the organization.
What insurance does Eric Frontera accept?
Health plans from Ambetter Health, Ambetter from Buckeye Health Plan, Ambetter from Meridian, Anthem Blue Cross and Blue Shield and CareSource and 2 other insurers list Eric Frontera 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 Eric Frontera affiliated with any hospitals?
According to CMS data, Eric Frontera is affiliated with Indiana University Health and University Of Michigan Health System.
When was this NPI record last updated?
The NPPES record for Eric Frontera was last updated on July 14, 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.
# Eric Donald Frontera, DO · NPI 1790314912
Endocrinology, Diabetes & Metabolism physician in Indianapolis, Indiana. Individual provider, active in the CMS NPPES registry since April 8, 2020.
## Identity
- **NPI:** 1790314912 (Entity type: Individual)
- **Enumerated:** April 8, 2020
- **Primary specialty:** Internal Medicine - Endocrinology, Diabetes & Metabolism · taxonomy 207RE0101X
- **State license:** 02008981A (Indiana)
- **Sole proprietor:** No
## Practice location
- **Address:** 355 W 16TH ST, Indianapolis, IN 46202-2207
- **Phone:** (317) 944-5890
## 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): Iu Health Medical Group, LLC (NPI 1326893777, Indianapolis, IN); Regents Of The University Of Michigan (NPI 1700816881, Ann Arbor, 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:** July 14, 2026
- **Other identifiers:** Medicaid 300131256 (IN)
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Source: [NPI Profile](https://npiprofile.com/npi/1790314912) · Data from the CMS NPPES public registry.