Grace Xu
NPI 1457248866 · Internal Medicine Physician · Charleston, SC
Enrolled with Medicare as Order and Referring Only - Internal Medicine · source: CMS PECOS Public Provider Enrollment (2026.04.01)
Grace Xu is a Internal Medicine Physician provider in Charleston, SC (NPI 1457248866).
Provider details
- NPI number
- 1457248866
- Entity type
- Individual
- Primary specialty
- Internal Medicine PhysicianAllopathic & Osteopathic Physicians
- Sex
- Female
- Sole proprietor
- No
- License
- LL94726 (SC)
Specialties & taxonomies
Allopathic & Osteopathic Physicians
Profile Score
A profile completeness & documented-activity index — NOT a quality, outcomes, or patient-satisfaction rating.
- Registry tenure38% of score
1 yr in NPPES registry
- Profile completeness38% of score
100% of core fields populated
- Practice footprint23% of score
1 documented practice location
Signals a provider has no public data for (e.g. Medicare claims) are left out of the score entirely — never counted as zero — so providers without that data are not penalized. See the full formula and weights in our methodology.
Practice location
Mailing address
Registry dates
- Enumerated
- 2025-06-18
- Last updated
- 2025-06-18
- Certified
- 2025-06-18
Frequently asked questions
- What is Grace Xu's NPI number?
- Grace Xu's National Provider Identifier (NPI) is 1457248866, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Grace Xu's specialty?
- Grace Xu is listed in the NPPES registry with a primary specialty of Internal Medicine Physician (Allopathic & Osteopathic Physicians).
- Where is Grace Xu located?
- Grace Xu's practice location on file with NPPES is 169 Ashley Ave, Charleston, SC 29425-8905.
- What is Grace Xu's phone number?
- The practice phone number listed in the NPPES registry for Grace Xu is (843) 792-7365.
- Does Grace Xu accept Medicare?
- Grace Xu is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Is Grace Xu's NPI active?
- Yes — Grace Xu's NPI (1457248866) is active in the NPPES registry as of the last update on 2025-06-18.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.