Quick answers
- Which hospitals does John L. McGuinness work at?
- Medicare's official clinician data lists John L. McGuinness at 1 hospital: Novant Health Presbyterian Medical Center. This is where the clinician works or has privileges; call the hospital to confirm.
- Where does John L. McGuinness see patients?
- Medicare's clinician data lists 3 practice locations, including Mooresville, NC and Charlotte, NC. Call before your visit to confirm the address.
- What is John L. McGuinness's specialty?
- Medicare lists Internal Medicine as the primary specialty.
- Does John L. McGuinness accept Medicare assignment?
- Yes. Medicare's clinician data says John L. McGuinness 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.
- What is the phone number for John L. McGuinness?
- (704) 316-4830, as listed in official Medicare / NPI Registry data.
- What is John L. McGuinness's NPI number?
- 1639263759. The NPI (National Provider Identifier) is the clinician's permanent federal ID; you can look it up in the official NPI Registry.
Hospitals where John L. McGuinness works
Medicare's Facility Affiliation Data lists John L. McGuinness at these hospitals (updated 2026-10-02). Each hospital page shows its address, phone, emergency services, Medicare rating and all its clinicians.
- Novant Health Presbyterian Medical CenterCharlotte, NC · Acute Care Hospital · CCN 340053
Practice locations
Addresses where John L. McGuinness is enrolled with Medicare (CMS data updated 2026-10-02).
- 106 Langtree Village Dr, Suite 200Mooresville, NC 28117 (704) 316‑4830
- 10810 Mallard Creek RdCharlotte, NC 28262 (704) 510‑8000
- 13460 Plaza Rd Ext, Suite 100Charlotte, NC 28215 (980) 302‑7590
Group practices
Medicare enrollment lists John L. McGuinness as a member of this group (CMS data updated 2026-10-02).
- Novant Health Medical Group, LLC2,430 clinicians in the group
Specialties
- Internal Medicineprimary
Other internal medicine doctors in Mooresville
Clinicians with the same Medicare primary specialty in Mooresville, NC — not a recommendation.
Clinician information
| Credential | DO |
|---|---|
| Graduation year | 2003 |
| Gender (as listed) | Male |
| Medicare assignment | Accepts (Medicare-approved amount as full payment) |
| NPI (National Provider Identifier) | 1639263759 |
| 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