William Mcclellan, RPA C
NPI 1669449138 · Physician Assistant · Albany, NY
William Mcclellan, RPA C is a Physician Assistant provider in Albany, NY (NPI 1669449138).
Provider details
- NPI number
- 1669449138
- Entity type
- Individual
- Primary specialty
- Physician AssistantPhysician Assistants & Advanced Practice Nursing Providers
- Credential
- RPA C
- Sex
- Male
- License
- 002264 (NY)
Specialties & taxonomies
Physician Assistants & Advanced Practice Nursing Providers
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
- 2006-03-03
- Last updated
- 2007-07-08
Frequently asked questions
- What is William Mcclellan's NPI number?
- William Mcclellan's National Provider Identifier (NPI) is 1669449138, 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 Physician Assistant (Physician Assistants & Advanced Practice Nursing Providers).
- Where is William Mcclellan located?
- William Mcclellan's practice location on file with NPPES is 43 New Scotland Ave, Albany, NY 12208.
- What is William Mcclellan's phone number?
- The practice phone number listed in the NPPES registry for William Mcclellan is (518) 262-5640.
- Is William Mcclellan's NPI active?
- Yes — William Mcclellan's NPI (1669449138) is active in the NPPES registry as of the last update on 2007-07-08.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.