# Thomas Daniel Callahan, IV, MD

Source: https://ourhealthnetwork.com/doctor/thomas-callahan-md-1023004520
NPI: 1023004520
Data source: CMS NPI Registry (DAC), refreshed monthly

## Quick facts

Thomas Daniel Callahan, IV, MD is a cardiac electrophysiology based in Cleveland, OH practicing at Cleveland Clinic with NPI 1023004520 and offers telehealth visits.

## Profile

- Primary specialty: Cardiac Electrophysiology
- Secondary specialties: CARDIOVASCULAR DISEASE (CARDIOLOGY), INTERNAL MEDICINE
- Credential: MD
- Gender: Male
- Medical school: EASTERN VIRGINIA MEDICAL SCHOOL
- Graduation year: 1999
- Telehealth: Yes
- NPI: 1023004520 ([NPPES record](https://npiregistry.cms.hhs.gov/provider-view/1023004520))

## Practice and contact

- Practice name: Cleveland Clinic
- Address: 9500 Euclid Ave, Cleveland, OH, 441950001
- Phone: (216) 444-2200
- Group practice size: 6816 members

## Insurance accepted (8 networks)

This provider is in network with the following insurance carriers, based on federal Transparency in Coverage filings and FHIR provider directories:

- [Cigna](https://ourhealthnetwork.com/insurance/cigna) — 17 plans
- [UnitedHealthcare](https://ourhealthnetwork.com/insurance/unitedhealthcare) — 12 plans
- [Humana](https://ourhealthnetwork.com/insurance/humana) — 8 plans
- [Aetna](https://ourhealthnetwork.com/insurance/aetna) — 7 plans
- [UPMC Health Plan](https://ourhealthnetwork.com/insurance/upmc-health-plan) — 6 plans
- [UMR](https://ourhealthnetwork.com/insurance/umr) — 3 plans
- [Oxford Health Plans (UHC)](https://ourhealthnetwork.com/insurance/oxford-health-plans-uhc) — 2 plans
- [Medicare](https://ourhealthnetwork.com/insurance/medicare) — 1 plan

To verify a specific plan covers Thomas Daniel Callahan, IV, use the [OurHealthNetwork Insurance Matcher](https://ourhealthnetwork.com/tools/insurance-matcher?npis=1023004520).

## Industry payments disclosure (CMS Open Payments)

Per CMS Open Payments data (most recent year 2024), this provider has received 55 disclosed payments from medical industry sources totaling approximately $25,529.

Largest disclosed payer: Medtronic, Inc. ($13,323 cumulative).

Source: CMS Open Payments program (federal financial-transparency dataset). Industry payment disclosures do not imply any wrongdoing; many are legitimate consulting fees, research support, or speaker honoraria.

## Related on OurHealthNetwork

- [More Cardiac Electrophysiology doctors in CLEVELAND, OH](https://ourhealthnetwork.com/cardiac-electrophysiology/oh/cleveland)
- [Find insurance plans that cover this doctor](https://ourhealthnetwork.com/tools/insurance-matcher?npis=1023004520)
- [Browse all 5.5M US healthcare providers](https://ourhealthnetwork.com/find-doctors)
- [About our data and methodology](https://ourhealthnetwork.com/methodology)