William Sessions, MD
NPI 1265090229 · Hospitalist Physician · Greenville, SC
Enrolled with Medicare as Order and Referring Only - Hematology/Oncology · source: CMS PECOS Public Provider Enrollment (2026.04.01)
William Sessions, MD is a Hospitalist Physician provider in Greenville, SC (NPI 1265090229).
Provider details
- NPI number
- 1265090229
- Entity type
- Individual
- Primary specialty
- Hospitalist PhysicianAllopathic & Osteopathic Physicians
- Credential
- MD
- Sex
- Male
- Sole proprietor
- No
- License
- LL82581 (SC)
Specialties & taxonomies
Allopathic & Osteopathic Physicians
Allopathic & Osteopathic Physicians
Profile Score
A profile completeness & documented-activity index — NOT a quality, outcomes, or patient-satisfaction rating.
- Registry tenure38% of score
7 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
- 2019-06-04
- Last updated
- 2022-08-01
- Certified
- 2022-08-01
Frequently asked questions
- What is William Sessions's NPI number?
- William Sessions's National Provider Identifier (NPI) is 1265090229, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is William Sessions's specialty?
- William Sessions is listed in the NPPES registry with a primary specialty of Hospitalist Physician (Allopathic & Osteopathic Physicians).
- Where is William Sessions located?
- William Sessions's practice location on file with NPPES is 701 Grove Rd, Greenville, SC 29605-4210.
- What is William Sessions's phone number?
- The practice phone number listed in the NPPES registry for William Sessions is (864) 455-4411.
- Does William Sessions accept Medicare?
- William Sessions is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Is William Sessions's NPI active?
- Yes — William Sessions's NPI (1265090229) is active in the NPPES registry as of the last update on 2022-08-01.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.