# Phillip Tomas Guillen, MD

Source: https://ourhealthnetwork.com/doctor/phillip-guillen-md-1568781268
NPI: 1568781268
Data source: CMS NPI Registry (DAC), refreshed monthly

## Quick facts

Phillip Tomas Guillen, MD is a orthopedic surgery based in West Islip, NY practicing at Nitin Mariwalla Md Pllc with NPI 1568781268.

## Profile

- Primary specialty: Orthopedic Surgery
- Credential: MD
- Gender: Male
- Medical school: UNIVERSITY OF NEBRASKA COLLEGE OF MEDICINE
- Graduation year: 2010
- NPI: 1568781268 ([NPPES record](https://npiregistry.cms.hhs.gov/provider-view/1568781268))

## Practice and contact

- Practice name: Nitin Mariwalla Md Pllc
- Address: 1175 Montauk Hwy, Suite 3, West Islip, NY, 117954939
- Phone: (631) 500-9400
- Group practice size: 12 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:

- [HCSC: BCBS Texas](https://ourhealthnetwork.com/insurance/hcsc-bcbs-texas) — 36 plans
- [Cigna](https://ourhealthnetwork.com/insurance/cigna) — 20 plans
- [Aetna](https://ourhealthnetwork.com/insurance/aetna) — 6 plans
- [Medicare](https://ourhealthnetwork.com/insurance/medicare) — 1 plan
- [Oxford Health Plans (UHC)](https://ourhealthnetwork.com/insurance/oxford-health-plans-uhc) — 1 plan
- [UnitedHealthcare](https://ourhealthnetwork.com/insurance/unitedhealthcare) — 1 plan

To verify a specific plan covers Phillip Tomas Guillen, use the [OurHealthNetwork Insurance Matcher](https://ourhealthnetwork.com/tools/insurance-matcher?npis=1568781268).

## Industry payments disclosure (CMS Open Payments)

Per CMS Open Payments data (most recent year 2024), this provider has received 10 disclosed payments from medical industry sources totaling approximately $1,201.

Largest disclosed payer: Linvatec Corporation ($888 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 Orthopedic Surgery doctors in WEST ISLIP, NY](https://ourhealthnetwork.com/orthopedic-surgery/ny/west-islip)
- [Find insurance plans that cover this doctor](https://ourhealthnetwork.com/tools/insurance-matcher?npis=1568781268)
- [Browse all 5.5M US healthcare providers](https://ourhealthnetwork.com/find-doctors)
- [About our data and methodology](https://ourhealthnetwork.com/methodology)