Allison Claassen, MS, PA-C
NPI 1053349662 · Physician Assistant · Riverside, CA
Allison Claassen, MS, PA-C is a Physician Assistant provider in Riverside, CA (NPI 1053349662).
Provider details
- NPI number
- 1053349662
- Entity type
- Individual
- Primary specialty
- Physician AssistantPhysician Assistants & Advanced Practice Nursing Providers
- Credential
- MS, PA-C
- Sex
- Female
- Sole proprietor
- No
- License
- PA-17052 (CA)
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
- 2006-06-30
- Last updated
- 2023-03-07
Frequently asked questions
- What is Allison Claassen's NPI number?
- Allison Claassen's National Provider Identifier (NPI) is 1053349662, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Allison Claassen's specialty?
- Allison Claassen is listed in the NPPES registry with a primary specialty of Physician Assistant (Physician Assistants & Advanced Practice Nursing Providers).
- Where is Allison Claassen located?
- Allison Claassen's practice location on file with NPPES is 4310 Orange St, Riverside, CA 92501-3829.
- What is Allison Claassen's phone number?
- The practice phone number listed in the NPPES registry for Allison Claassen is (951) 781-6335.
- Is Allison Claassen's NPI active?
- Yes — Allison Claassen's NPI (1053349662) is active in the NPPES registry as of the last update on 2023-03-07.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.