William Lancaster, PA-C
NPI 1386531184 · Physician Assistant · Saint Joseph, MI
Enrolled with Medicare as Practitioner - Physician Assistant · source: CMS PECOS Public Provider Enrollment (2026.04.01)
William Lancaster, PA-C is a Physician Assistant provider in Saint Joseph, MI (NPI 1386531184).
Provider details
- NPI number
- 1386531184
- Entity type
- Individual
- Primary specialty
- Physician AssistantPhysician Assistants & Advanced Practice Nursing Providers
- Credential
- PA-C
- Sex
- Male
- Sole proprietor
- No
- License
- 5601013212 (MI)
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
1 yr 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
- 2025-06-23
- Last updated
- 2025-09-16
- Certified
- 2025-09-16
Frequently asked questions
- What is William Lancaster's NPI number?
- William Lancaster's National Provider Identifier (NPI) is 1386531184, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is William Lancaster's specialty?
- William Lancaster is listed in the NPPES registry with a primary specialty of Physician Assistant (Physician Assistants & Advanced Practice Nursing Providers).
- Where is William Lancaster located?
- William Lancaster's practice location on file with NPPES is 1234 Napier Ave, Saint Joseph, MI 49085-2112.
- What is William Lancaster's phone number?
- The practice phone number listed in the NPPES registry for William Lancaster is (269) 983-8300.
- Does William Lancaster accept Medicare?
- William Lancaster is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Is William Lancaster's NPI active?
- Yes — William Lancaster's NPI (1386531184) is active in the NPPES registry as of the last update on 2025-09-16.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.