William Preston, MD
NPI 1235795998 · Surgery Physician · Philadelphia, PA
Enrolled with Medicare as Order and Referring Only - General Surgery · source: CMS PECOS Public Provider Enrollment (2026.04.01)
William Preston, MD is a Surgery Physician provider in Philadelphia, PA (NPI 1235795998).
Provider details
- NPI number
- 1235795998
- Entity type
- Individual
- Primary specialty
- Surgery PhysicianAllopathic & Osteopathic Physicians
- Credential
- MD
- Sex
- Male
- Sole proprietor
- No
- License
- MT217609 (PA)
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
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
- 2019-05-17
- Last updated
- 2019-05-17
Frequently asked questions
- What is William Preston's NPI number?
- William Preston's National Provider Identifier (NPI) is 1235795998, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is William Preston's specialty?
- William Preston is listed in the NPPES registry with a primary specialty of Surgery Physician (Allopathic & Osteopathic Physicians).
- Where is William Preston located?
- William Preston's practice location on file with NPPES is 230 N Broad St, Philadelphia, PA 19102-1178.
- What is William Preston's phone number?
- The practice phone number listed in the NPPES registry for William Preston is (215) 762-7000.
- Does William Preston accept Medicare?
- William Preston is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Is William Preston's NPI active?
- Yes — William Preston's NPI (1235795998) is active in the NPPES registry as of the last update on 2019-05-17.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.