Alexander Weis
NPI 1023837556 · Physician Assistant · Crestline, CA
Enrolled with Medicare as Practitioner - Physician Assistant · source: CMS PECOS Public Provider Enrollment (2026.04.01)
Alexander Weis is a Physician Assistant provider in Crestline, CA (NPI 1023837556).
Provider details
- NPI number
- 1023837556
- Entity type
- Individual
- Primary specialty
- Physician AssistantPhysician Assistants & Advanced Practice Nursing Providers
- Sex
- Male
- Sole proprietor
- No
- License
- PA65211 (CA)
Specialties & taxonomies
Physician Assistants & Advanced Practice Nursing Providers
Physician Assistants & Advanced Practice Nursing Providers
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
- 2024-10-10
- Last updated
- 2024-10-10
- Certified
- 2024-10-10
Frequently asked questions
- What is Alexander Weis's NPI number?
- Alexander Weis's National Provider Identifier (NPI) is 1023837556, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Alexander Weis's specialty?
- Alexander Weis is listed in the NPPES registry with a primary specialty of Physician Assistant (Physician Assistants & Advanced Practice Nursing Providers).
- Where is Alexander Weis located?
- Alexander Weis's practice location on file with NPPES is Po Box 4944, Crestline, CA 92325-4944.
- What is Alexander Weis's phone number?
- The practice phone number listed in the NPPES registry for Alexander Weis is (951) 296-7604.
- Does Alexander Weis accept Medicare?
- Alexander Weis is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Is Alexander Weis's NPI active?
- Yes — Alexander Weis's NPI (1023837556) is active in the NPPES registry as of the last update on 2024-10-10.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.