# Timothy Leach, MD

Source: https://ourhealthnetwork.com/doctor/timothy-leach-md-1356429534
NPI: 1356429534
Data source: CMS NPI Registry (DAC), refreshed monthly

## Quick facts

Timothy Leach, MD is a obstetrics/gynecology based in Walnut Creek, CA practicing at Bass Medical Group with NPI 1356429534.

## Profile

- Primary specialty: Obstetrics/Gynecology
- Credential: MD
- Gender: Male
- Graduation year: 1993
- NPI: 1356429534 ([NPPES record](https://npiregistry.cms.hhs.gov/provider-view/1356429534))

## Practice and contact

- Practice name: Bass Medical Group
- Address: 110 Tampico, Suite 210, Walnut Creek, CA, 945982962
- Phone: (925) 290-7061
- Group practice size: 319 members

## Insurance accepted (5 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) — 18 plans
- [Aetna](https://ourhealthnetwork.com/insurance/aetna) — 10 plans
- [Humana](https://ourhealthnetwork.com/insurance/humana) — 3 plans
- [Medicare](https://ourhealthnetwork.com/insurance/medicare) — 1 plan
- [UMR](https://ourhealthnetwork.com/insurance/umr) — 1 plan

To verify a specific plan covers Timothy Leach, use the [OurHealthNetwork Insurance Matcher](https://ourhealthnetwork.com/tools/insurance-matcher?npis=1356429534).

## Industry payments disclosure (CMS Open Payments)

Per CMS Open Payments data (most recent year 2024), this provider has received 18 disclosed payments from medical industry sources totaling approximately $439.

Largest disclosed payer: Astellas Pharma US Inc ($212 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 Obstetrics/Gynecology doctors in WALNUT CREEK, CA](https://ourhealthnetwork.com/obstetrics-gynecology/ca/walnut-creek)
- [Find insurance plans that cover this doctor](https://ourhealthnetwork.com/tools/insurance-matcher?npis=1356429534)
- [Browse all 5.5M US healthcare providers](https://ourhealthnetwork.com/find-doctors)
- [About our data and methodology](https://ourhealthnetwork.com/methodology)