William Mcclellan, DPT
NPI 1538651997 · Physical Therapist · Mariposa, CA
William Mcclellan, DPT is a Physical Therapist provider in Mariposa, CA (NPI 1538651997).
Provider details
- NPI number
- 1538651997
- Entity type
- Individual
- Primary specialty
- Physical TherapistRespiratory, Developmental, Rehabilitative and Restorative Service Providers
- Credential
- DPT
- Sex
- Male
- Sole proprietor
- No
- License
- 300461 (CA)
Specialties & taxonomies
Respiratory, Developmental, Rehabilitative and Restorative Service Providers
Profile Score
A profile completeness & documented-activity index — NOT a quality, outcomes, or patient-satisfaction rating.
- Registry tenure38% of score
8 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
- 2018-06-01
- Last updated
- 2026-04-29
- Certified
- 2026-04-29
Frequently asked questions
- What is William Mcclellan's NPI number?
- William Mcclellan's National Provider Identifier (NPI) is 1538651997, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is William Mcclellan's specialty?
- William Mcclellan is listed in the NPPES registry with a primary specialty of Physical Therapist (Respiratory, Developmental, Rehabilitative and Restorative Service Providers).
- Where is William Mcclellan located?
- William Mcclellan's practice location on file with NPPES is 4090 Sebastopol Rd, Mariposa, CA 95338-9775.
- What is William Mcclellan's phone number?
- The practice phone number listed in the NPPES registry for William Mcclellan is (209) 347-8987.
- Is William Mcclellan's NPI active?
- Yes — William Mcclellan's NPI (1538651997) is active in the NPPES registry as of the last update on 2026-04-29.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.