# Karthik V Iyer, MD

Source: https://ourhealthnetwork.com/doctor/karthik-iyer-md-1013203454
NPI: 1013203454
Data source: CMS NPI Registry (DAC), refreshed monthly

## Quick facts

Karthik V Iyer, MD is a internal medicine based in Festus, MO practicing at Mercy Clinic Adult Critical Care, Llc with NPI 1013203454.

## Profile

- Primary specialty: Internal Medicine
- Secondary specialties: CRITICAL CARE (INTENSIVISTS)
- Credential: MD
- Gender: Male
- Graduation year: 2004
- NPI: 1013203454 ([NPPES record](https://npiregistry.cms.hhs.gov/provider-view/1013203454))

## Practice and contact

- Practice name: Mercy Clinic Adult Critical Care, Llc
- Address: 1400 Us Hwy 61, Suite 250, Festus, MO, 630284141
- Phone: (636) 933-5337
- Group practice size: 60 members

## Insurance accepted (7 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
- [Humana](https://ourhealthnetwork.com/insurance/humana) — 11 plans
- [UnitedHealthcare](https://ourhealthnetwork.com/insurance/unitedhealthcare) — 10 plans
- [Aetna](https://ourhealthnetwork.com/insurance/aetna) — 7 plans
- [UMR](https://ourhealthnetwork.com/insurance/umr) — 3 plans
- [Medicare](https://ourhealthnetwork.com/insurance/medicare) — 1 plan
- [Oxford Health Plans (UHC)](https://ourhealthnetwork.com/insurance/oxford-health-plans-uhc) — 1 plan

To verify a specific plan covers Karthik V Iyer, use the [OurHealthNetwork Insurance Matcher](https://ourhealthnetwork.com/tools/insurance-matcher?npis=1013203454).

## Industry payments disclosure (CMS Open Payments)

Per CMS Open Payments data (most recent year 2024), this provider has received 4 disclosed payments from medical industry sources totaling approximately $83.

Largest disclosed payer: E.R. Squibb & Sons, L.L.C. ($30 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 Internal Medicine doctors in FESTUS, MO](https://ourhealthnetwork.com/internal-medicine/mo/festus)
- [Find insurance plans that cover this doctor](https://ourhealthnetwork.com/tools/insurance-matcher?npis=1013203454)
- [Browse all 5.5M US healthcare providers](https://ourhealthnetwork.com/find-doctors)
- [About our data and methodology](https://ourhealthnetwork.com/methodology)