Hannah Castles, MD
NPI 1851141188 · Internal Medicine Physician · Columbia, SC
Enrolled with Medicare as Order and Referring Only - Internal Medicine · source: CMS PECOS Public Provider Enrollment (2026.04.01)
Hannah Castles, MD is a Internal Medicine Physician provider in Columbia, SC (NPI 1851141188).
Provider details
- NPI number
- 1851141188
- Entity type
- Individual
- Primary specialty
- Internal Medicine PhysicianAllopathic & Osteopathic Physicians
- Credential
- MD
- Sex
- Female
- Sole proprietor
- Yes
- License
- LL92421 (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
2 yrs 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
- 2024-03-27
- Last updated
- 2024-08-05
- Certified
- 2024-08-05
Frequently asked questions
- What is Hannah Castles's NPI number?
- Hannah Castles's National Provider Identifier (NPI) is 1851141188, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Hannah Castles's specialty?
- Hannah Castles is listed in the NPPES registry with a primary specialty of Internal Medicine Physician (Allopathic & Osteopathic Physicians).
- Where is Hannah Castles located?
- Hannah Castles's practice location on file with NPPES is 1801 Sunset Dr, Columbia, SC 29203-6803.
- What is Hannah Castles's phone number?
- The practice phone number listed in the NPPES registry for Hannah Castles is (803) 434-4153.
- Does Hannah Castles accept Medicare?
- Hannah Castles is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Is Hannah Castles's NPI active?
- Yes — Hannah Castles's NPI (1851141188) is active in the NPPES registry as of the last update on 2024-08-05.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.