William Marsh, M.D.
NPI 1306952445 · Gastroenterology Physician · Mount Pleasant, SC
Enrolled with Medicare as Practitioner - Gastroenterology · source: CMS PECOS Public Provider Enrollment (2026.04.01)
William Marsh, M.D. is a Gastroenterology Physician provider in Mount Pleasant, SC (NPI 1306952445).
Provider details
- NPI number
- 1306952445
- Entity type
- Individual
- Primary specialty
- Gastroenterology PhysicianAllopathic & Osteopathic Physicians
- Credential
- M.D.
- Sex
- Male
- Sole proprietor
- No
- License
- 10018 (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
19 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
- 2006-08-22
- Last updated
- 2007-11-08
Frequently asked questions
- What is William Marsh's NPI number?
- William Marsh's National Provider Identifier (NPI) is 1306952445, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is William Marsh's specialty?
- William Marsh is listed in the NPPES registry with a primary specialty of Gastroenterology Physician (Allopathic & Osteopathic Physicians).
- Where is William Marsh located?
- William Marsh's practice location on file with NPPES is Low Country Gastroenterology Assoc, PA, Mount Pleasant, SC 29464-3217.
- What is William Marsh's phone number?
- The practice phone number listed in the NPPES registry for William Marsh is (843) 884-5200.
- Does William Marsh accept Medicare?
- William Marsh is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Is William Marsh's NPI active?
- Yes — William Marsh's NPI (1306952445) is active in the NPPES registry as of the last update on 2007-11-08.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.