Quick answers
- Which hospitals does Sunanda Mattancheril work at?
- Medicare's official clinician data lists Sunanda Mattancheril at 1 hospital: Bassett Healthcare. This is where the clinician works or has privileges; call the hospital to confirm.
- Where does Sunanda Mattancheril see patients?
- Medicare's clinician data lists 3 practice locations, including Cooperstown, NY, Flower Mound, TX and Southlake, TX. Call before your visit to confirm the address.
- What is Sunanda Mattancheril's specialty?
- Medicare lists Psychiatry as the primary specialty.
- Does Sunanda Mattancheril accept Medicare assignment?
- Yes. Medicare's clinician data says Sunanda Mattancheril accepts Medicare assignment (the Medicare-approved amount as full payment for covered services), as of 2026-10-02. Ask the office to confirm before your visit.
- Does Sunanda Mattancheril offer telehealth?
- Medicare's clinician data says Sunanda Mattancheril offers telehealth services. Ask the office which visits can be done by video or phone.
- What is the phone number for Sunanda Mattancheril?
- (972) 221-7900, as listed in official Medicare / NPI Registry data.
- What is Sunanda Mattancheril's NPI number?
- 1720614654. The NPI (National Provider Identifier) is the clinician's permanent federal ID; you can look it up in the official NPI Registry.
Hospitals where Sunanda Mattancheril works
Medicare's Facility Affiliation Data lists Sunanda Mattancheril at these hospitals (updated 2026-10-02). Each hospital page shows its address, phone, emergency services, Medicare rating and all its clinicians.
- Bassett HealthcareCooperstown, NY · Acute Care Hospital · CCN 330136
Practice locations
Addresses where Sunanda Mattancheril is enrolled with Medicare (CMS data updated 2026-10-02).
- 1 Atwell RdCooperstown, NY 13326
- 777 International PkwyFlower Mound, TX 75022 (972) 221‑7900
- 950 E State Hwy 114, Suite 160Southlake, TX 76092 (817) 928‑9598
Group practices
Medicare enrollment lists Sunanda Mattancheril as a member of these groups (CMS data updated 2026-10-02).
- Mary Imogene Bassett Hospital763 clinicians in the group
- Geode Health of Texas, PLLC175 clinicians in the group
Specialties
- Psychiatryprimary
Other psychiatrists in Cooperstown
Clinicians with the same Medicare primary specialty in Cooperstown, NY — not a recommendation.
Clinician information
| Credential | MD |
|---|---|
| Graduation year | 2020 |
| Gender (as listed) | Female |
| Medicare assignment | Accepts (Medicare-approved amount as full payment) |
| Telehealth | Offers telehealth services |
| NPI (National Provider Identifier) | 1720614654 |
| Corrections | Report an error or suggest an update → |
Most corrections must be made at the source: clinicians update their NPI Registry record (NPPES) and their Medicare enrollment (PECOS); this page follows the next data release.
Sources
- Facility Affiliation Data — Centers for Medicare & Medicaid Services (CMS), data updated 2026-10-02, retrieved 2026-10-29
- National Downloadable File (Doctors and Clinicians) — CMS, data updated 2026-10-02, retrieved 2026-10-29
- NPI Registry — U.S. Department of Health and Human Services (NPPES), the clinician’s official record
- Medicare Care Compare — official Medicare tool to look up clinicians