Quick answers
- Where does Johnny L. Williamson see patients?
- Medicare's clinician data lists 4 practice locations, including Cary, NC, New Lenox, IL and Raleigh, NC. Call before your visit to confirm the address.
- What is Johnny L. Williamson's specialty?
- Medicare lists Psychiatry as the primary specialty.
- Does Johnny L. Williamson accept Medicare assignment?
- Yes. Medicare's clinician data says Johnny L. Williamson 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 Johnny L. Williamson offer telehealth?
- Medicare's clinician data says Johnny L. Williamson offers telehealth services. Ask the office which visits can be done by video or phone.
- What is the phone number for Johnny L. Williamson?
- (919) 350-8000, as listed in official Medicare / NPI Registry data.
- What is Johnny L. Williamson's NPI number?
- 1144310509. 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 Johnny L. Williamson is enrolled with Medicare (CMS data updated 2026-10-02).
- 1900 Kildaire Farm RdCary, NC 27518 (919) 350‑8000
- 2081 Calistoga Dr, Suite 2sNew Lenox, IL 60451 (815) 418‑6070
- 3000 New Bern AveRaleigh, NC 27610 (919) 350‑7270
- 775 Fleischmann Way, Fl 2Carson City, NV 89703 (775) 445‑7756
Group practices
Medicare enrollment lists Johnny L. Williamson as a member of these groups (CMS data updated 2026-10-02).
- WakeMed Specialists Group LLC876 clinicians in the group
- CTH Physicians Clinic108 clinicians in the group
- Connections Medical Group Associates LLC15 clinicians in the group
Specialties
- Psychiatryprimary
Other psychiatrists in Cary
Clinicians with the same Medicare primary specialty in Cary, NC — not a recommendation.
Clinician information
| Credential | MD |
|---|---|
| Medical school | Meharry Medical College School Of Medicine |
| Graduation year | 1997 |
| Gender (as listed) | Male |
| Medicare assignment | Accepts (Medicare-approved amount as full payment) |
| Telehealth | Offers telehealth services |
| NPI (National Provider Identifier) | 1144310509 |
| 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