# Maria L Guina-Byrne, MD

Source: https://ourhealthnetwork.com/doctor/maria-guinabyrne-md-1093879157
NPI: 1093879157
Data source: CMS NPI Registry (DAC), refreshed monthly

## Quick facts

Maria L Guina-Byrne, MD is a neurology based in Williamsburg, VA practicing at Tidewater Physicians Multispecialty Group Pc with NPI 1093879157 and offers telehealth visits.

## Profile

- Primary specialty: Neurology
- Credential: MD
- Gender: Female
- Graduation year: 1994
- Telehealth: Yes
- NPI: 1093879157 ([NPPES record](https://npiregistry.cms.hhs.gov/provider-view/1093879157))

## Practice and contact

- Practice name: Tidewater Physicians Multispecialty Group Pc
- Address: 5424 Discovery Park Blvd, Suite 204, Williamsburg, VA, 231882862
- Phone: (757) 327-0657
- Group practice size: 274 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
- [UnitedHealthcare](https://ourhealthnetwork.com/insurance/unitedhealthcare) — 12 plans
- [Humana](https://ourhealthnetwork.com/insurance/humana) — 11 plans
- [Aetna](https://ourhealthnetwork.com/insurance/aetna) — 6 plans
- [Oxford Health Plans (UHC)](https://ourhealthnetwork.com/insurance/oxford-health-plans-uhc) — 2 plans
- [UMR](https://ourhealthnetwork.com/insurance/umr) — 2 plans
- [Medicare](https://ourhealthnetwork.com/insurance/medicare) — 1 plan

To verify a specific plan covers Maria L Guina-Byrne, use the [OurHealthNetwork Insurance Matcher](https://ourhealthnetwork.com/tools/insurance-matcher?npis=1093879157).

## Industry payments disclosure (CMS Open Payments)

Per CMS Open Payments data (most recent year 2024), this provider has received 28 disclosed payments from medical industry sources totaling approximately $489.

Largest disclosed payer: Novartis Pharmaceuticals Corporation ($156 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 Neurology doctors in WILLIAMSBURG, VA](https://ourhealthnetwork.com/neurology/va/williamsburg)
- [Find insurance plans that cover this doctor](https://ourhealthnetwork.com/tools/insurance-matcher?npis=1093879157)
- [Browse all 5.5M US healthcare providers](https://ourhealthnetwork.com/find-doctors)
- [About our data and methodology](https://ourhealthnetwork.com/methodology)