Quick answers
- Which hospitals does Grace Wu work at?
- Medicare's official clinician data lists Grace Wu at 1 hospital: Marshall Medical Center. This is where the clinician works or has privileges; call the hospital to confirm.
- Where does Grace Wu see patients?
- Medicare's clinician data lists 2 practice locations, including Columbia, TN. Call before your visit to confirm the address.
- What is Grace Wu's specialty?
- Medicare lists Internal Medicine as the primary specialty, and also Pediatric Medicine.
- Does Grace Wu accept Medicare assignment?
- Yes. Medicare's clinician data says Grace Wu 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 Grace Wu offer telehealth?
- Medicare's clinician data says Grace Wu offers telehealth services. Ask the office which visits can be done by video or phone.
- What is Grace Wu's NPI number?
- 1689891889. The NPI (National Provider Identifier) is the clinician's permanent federal ID; you can look it up in the official NPI Registry.
Hospitals where Grace Wu works
Medicare's Facility Affiliation Data lists Grace Wu at these hospitals (updated 2026-10-02). Each hospital page shows its address, phone, emergency services, Medicare rating and all its clinicians.
- Marshall Medical CenterLewisburg, TN · Critical Access Hospital · CCN 441309
Practice locations
Addresses where Grace Wu is enrolled with Medicare (CMS data updated 2026-10-02).
Group practices
Medicare enrollment lists Grace Wu as a member of this group (CMS data updated 2026-10-02).
- Maury Regional Medical Group, Inc117 clinicians in the group
Specialties
- Internal Medicineprimary
- Pediatric Medicinealso
Other internal medicine doctors in Columbia
Clinicians with the same Medicare primary specialty in Columbia, TN — not a recommendation.
Clinician information
| Credential | MD |
|---|---|
| Medical school | University Of Alabama School Of Medicine |
| Graduation year | 2004 |
| Gender (as listed) | Female |
| Medicare assignment | Accepts (Medicare-approved amount as full payment) |
| Telehealth | Offers telehealth services |
| NPI (National Provider Identifier) | 1689891889 |
| 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