Dr. Nishant A. Koshy
- Gender: Male
- Sole propriator: Yes
- NPI: 1982267027
Dr. Nishant A. Koshy
Resident
He is located at 809 Gallagher Drive Suite D in Sherman, TX 75090. His National Provider Identifier (NPI) number is 1982267027. Appointment can be made via the phone number (903) 771-2846.
ACA Marketplace (Obamacare/HealthCare.gov) plan networks
Insurers selling ACA Marketplace (HealthCare.gov) plans list Dr. Nishant A. Koshy as in-network for the following 2026 plans.
Health plans
Ambetter from Superior HealthPlan
Network data as of Sep 15, 2026, as reported by the insurer.
Show all 12 plans from Ambetter from Superior HealthPlan
| Plan | Plan type | Network tier | New patients |
|---|---|---|---|
| Complete Gold | EPO · Gold | Preferred | Accepting new patients |
| Complete Gold + Vision + Adult Dental | EPO · Gold | Preferred | Accepting new patients |
| Enhanced Diabetes Care Silver with $0 Drug Options | EPO · Silver | Preferred | Accepting new patients |
| Enhanced Diabetes Care Silver with $0 Drug Options + Vision + Adult Dental | EPO · Silver | Preferred | Accepting new patients |
| Everyday Gold | EPO · Gold | Preferred | Accepting new patients |
| Everyday Gold + Vision + Adult Dental | EPO · Gold | Preferred | Accepting new patients |
| Focused Silver | EPO · Silver | Preferred | Accepting new patients |
| Focused Silver + Vision + Adult Dental | EPO · Silver | Preferred | Accepting new patients |
| Standard Gold | EPO · Gold | Preferred | Accepting new patients |
| Standard Gold + Vision + Adult Dental | EPO · Gold | Preferred | Accepting new patients |
| Standard Silver | EPO · Silver | Preferred | Accepting new patients |
| Standard Silver + Vision + Adult Dental | EPO · Silver | Preferred | Accepting new patients |
This covers ACA Marketplace plans only, as reported by each insurer. It does not include employer, Medicare Advantage, or state-run exchange plans, and a plan missing from this list does not mean Dr. Nishant A. Koshy is out of network. Insurer directories can be out of date, so always confirm with the insurer and the office before your visit.
Medicare Enrollment
Dr. Nishant A. Koshy is enrolled to bill Medicare as a Practitioner - Family Practice .
Bills through: Grayson County Health Clinic
Based on Medicare's public enrollment records as of Jul 17, 2026. This reflects Medicare fee-for-service enrollment only and says nothing about other insurance, quality, outcomes, or board certification.
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Questions & Answers
Where can you meet with Dr. Nishant Abraham Koshy?
Dr. Nishant Abraham Koshy's office is located at 809 Gallagher Drive Suite D in Sherman, TX 75090.
Does Dr. Nishant Abraham Koshy accept insurance?
Dr. Nishant Abraham Koshy is listed in-network for 12 ACA Marketplace (Obamacare/HealthCare.gov) plans from Ambetter from Superior HealthPlan. See the Marketplace plans section for details.