Quick answers
- Where does Karissa Sonneborn see patients?
- Medicare's clinician data lists 2 practice locations, including Plano, TX and Decatur, TX. Call before your visit to confirm the address.
- What is Karissa Sonneborn's specialty?
- Medicare lists Physician Assistant as the primary specialty.
- Does Karissa Sonneborn accept Medicare assignment?
- Yes. Medicare's clinician data says Karissa Sonneborn 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 Karissa Sonneborn offer telehealth?
- Medicare's clinician data says Karissa Sonneborn offers telehealth services. Ask the office which visits can be done by video or phone.
- What is the phone number for Karissa Sonneborn?
- (972) 250-5700, as listed in official Medicare / NPI Registry data.
- What is Karissa Sonneborn's NPI number?
- 1184407082. The NPI (National Provider Identifier) is the clinician's permanent federal ID; you can look it up in the official NPI Registry.
Practice locations
Addresses where Karissa Sonneborn is enrolled with Medicare (CMS data updated 2026-10-02).
- 5228 W Plano PkwyPlano, TX 75093 (972) 250‑5700
- 800 Medical Ctr Dr, Suite CDecatur, TX 76234 (940) 626‑2110
Group practices
Medicare enrollment lists Karissa Sonneborn as a member of these groups (CMS data updated 2026-10-02).
- Christine Holland, M.D., P. A.32 clinicians in the group
- Texas Star Orthopedic Institute LLC22 clinicians in the group
Specialties
- Physician Assistantprimary
Other physician assistants in Plano
Clinicians with the same Medicare primary specialty in Plano, TX — not a recommendation.
Clinician information
| Credential | PA |
|---|---|
| Graduation year | 2025 |
| Gender (as listed) | Female |
| Medicare assignment | Accepts (Medicare-approved amount as full payment) |
| Telehealth | Offers telehealth services |
| NPI (National Provider Identifier) | 1184407082 |
| 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
- 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