William Hewitson, M.D.
NPI 1326038324 · Preventive Medicine/Occupational Environmental Medicine Physician · Fort Sam Houston, TX
Enrolled with Medicare as Order and Referring Only - Preventive Medicine · source: CMS PECOS Public Provider Enrollment (2026.04.01)
William Hewitson, M.D. is a Preventive Medicine/Occupational Environmental Medicine Physician provider in Fort Sam Houston, TX (NPI 1326038324).
Provider details
- NPI number
- 1326038324
- Entity type
- Individual
- Primary specialty
- Preventive Medicine/Occupational Environmental Medicine PhysicianAllopathic & Osteopathic Physicians
- Credential
- M.D.
- Sex
- Male
- Sole proprietor
- No
- License
- 328429-1205 (UT)
Specialties & taxonomies
- Preventive Medicine/Occupational Environmental Medicine PhysicianPrimary2083P0500XLicense 328429-1205 (UT)
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
20 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
- 2005-10-21
- Last updated
- 2010-03-22
Frequently asked questions
- What is William Hewitson's NPI number?
- William Hewitson's National Provider Identifier (NPI) is 1326038324, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is William Hewitson's specialty?
- William Hewitson is listed in the NPPES registry with a primary specialty of Preventive Medicine/Occupational Environmental Medicine Physician (Allopathic & Osteopathic Physicians).
- Where is William Hewitson located?
- William Hewitson's practice location on file with NPPES is 3851 Roger Brooke Dr, Fort Sam Houston, TX 78234-4501.
- What is William Hewitson's phone number?
- The practice phone number listed in the NPPES registry for William Hewitson is (210) 916-2460.
- Does William Hewitson accept Medicare?
- William Hewitson is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Is William Hewitson's NPI active?
- Yes — William Hewitson's NPI (1326038324) is active in the NPPES registry as of the last update on 2010-03-22.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.