# Mercedes Ann T De Las Alas, MD

Source: https://ourhealthnetwork.com/doctor/mercedes-ann-de-las-alas-md-1477587673
NPI: 1477587673
Data source: CMS NPI Registry (DAC), refreshed monthly

## Quick facts

Mercedes Ann T De Las Alas, MD is a internal medicine based in Thousand Oaks, CA practicing at Lakeside Medical Organization A Medical Group Inc with NPI 1477587673.

## Profile

- Primary specialty: Internal Medicine
- Credential: MD
- Gender: Female
- Graduation year: 1989
- NPI: 1477587673 ([NPPES record](https://npiregistry.cms.hhs.gov/provider-view/1477587673))

## Practice and contact

- Practice name: Lakeside Medical Organization A Medical Group Inc
- Address: 612 E Janss Rd, Thousand Oaks, CA, 913605113
- Phone: (805) 373-0725
- Group practice size: 64 members

## Insurance accepted (5 networks)

This provider is listed in the following insurance carriers’ published networks and plan directories:

- [Cigna](https://ourhealthnetwork.com/insurance/cigna) — 17 plans
- [Aetna](https://ourhealthnetwork.com/insurance/aetna) — 9 plans
- [UMR](https://ourhealthnetwork.com/insurance/umr) — 3 plans
- [Medicare](https://ourhealthnetwork.com/insurance/medicare) — 1 plan
- [UnitedHealthcare](https://ourhealthnetwork.com/insurance/unitedhealthcare) — 1 plan

To verify a specific plan covers Mercedes Ann T De Las Alas, use the [OurHealthNetwork Insurance Matcher](https://ourhealthnetwork.com/tools/insurance-matcher?npis=1477587673).

## Industry payments disclosure (CMS Open Payments)

Per CMS Open Payments data (most recent year 2024), this provider has received 1 disclosed payment from medical industry sources totaling approximately $20.

Largest disclosed payer: ABBVIE INC. ($20 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 THOUSAND OAKS, CA](https://ourhealthnetwork.com/internal-medicine/ca/thousand-oaks)
- [Find insurance plans that cover this doctor](https://ourhealthnetwork.com/tools/insurance-matcher?npis=1477587673)
- [Browse all 5.5M US healthcare providers](https://ourhealthnetwork.com/find-doctors)
- [About our data and methodology](https://ourhealthnetwork.com/methodology)