# Maureen U Welker, NP

Source: https://ourhealthnetwork.com/doctor/maureen-welker-np-1386608438
NPI: 1386608438
Data source: CMS NPI Registry (DAC), refreshed monthly

## Quick facts

Maureen U Welker, NP is a nurse practitioner based in Mission Viejo, CA practicing at Oso Specialty Infusion Inc with NPI 1386608438.

## Profile

- Primary specialty: Nurse Practitioner
- Credential: NP
- Gender: Female
- Graduation year: 1998
- NPI: 1386608438 ([NPPES record](https://npiregistry.cms.hhs.gov/provider-view/1386608438))

## Practice and contact

- Practice name: Oso Specialty Infusion Inc
- Address: 26800 Crown Valley Pkwy, Suite 360, Mission Viejo, CA, 926918021
- Phone: (949) 660-7126
- Group practice size: 10 members

## Insurance accepted (6 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
- [Aetna](https://ourhealthnetwork.com/insurance/aetna) — 8 plans
- [UnitedHealthcare](https://ourhealthnetwork.com/insurance/unitedhealthcare) — 8 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 Maureen U Welker, use the [OurHealthNetwork Insurance Matcher](https://ourhealthnetwork.com/tools/insurance-matcher?npis=1386608438).

## Industry payments disclosure (CMS Open Payments)

Per CMS Open Payments data (most recent year 2024), this provider has received 13 disclosed payments from medical industry sources totaling approximately $424.

Largest disclosed payer: ABBVIE INC. ($147 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 Nurse Practitioner doctors in MISSION VIEJO, CA](https://ourhealthnetwork.com/nurse-practitioner/ca/mission-viejo)
- [Find insurance plans that cover this doctor](https://ourhealthnetwork.com/tools/insurance-matcher?npis=1386608438)
- [Browse all 5.5M US healthcare providers](https://ourhealthnetwork.com/find-doctors)
- [About our data and methodology](https://ourhealthnetwork.com/methodology)