Anna Casillas, ARNP
NPI 1912469198 · Family Medicine Physician · Mount Vernon, WA
Enrolled with Medicare as Practitioner - Nurse Practitioner · source: CMS PECOS Public Provider Enrollment (2026.04.01)
Anna Casillas, ARNP is a Family Medicine Physician provider in Mount Vernon, WA (NPI 1912469198).
Provider details
- NPI number
- 1912469198
- Entity type
- Individual
- Primary specialty
- Family Medicine PhysicianAllopathic & Osteopathic Physicians
- Credential
- ARNP
- Sex
- Female
- Sole proprietor
- No
- License
- AP60942913 (WA)
Specialties & taxonomies
Allopathic & Osteopathic Physicians
Profile Score
A profile completeness & documented-activity index — NOT a quality, outcomes, or patient-satisfaction rating.
- Registry tenure38% of score
7 yrs in NPPES registry
- Profile completeness38% of score
100% of core fields populated
- Practice footprint23% of score
2 documented practice locations
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
Additional practice locations (1)
- 1317 Fir LnMount Vernon, WA 98273-2535Phone: (406) 792-5444
Registry dates
- Enumerated
- 2019-04-04
- Last updated
- 2023-11-08
- Certified
- 2023-11-08
Frequently asked questions
- What is Anna Casillas's NPI number?
- Anna Casillas's National Provider Identifier (NPI) is 1912469198, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Anna Casillas's specialty?
- Anna Casillas is listed in the NPPES registry with a primary specialty of Family Medicine Physician (Allopathic & Osteopathic Physicians).
- Where is Anna Casillas located?
- Anna Casillas's practice location on file with NPPES is 2021 E College Way Ste 210, Mount Vernon, WA 98273-2373.
- What is Anna Casillas's phone number?
- The practice phone number listed in the NPPES registry for Anna Casillas is (360) 755-3670.
- Does Anna Casillas accept Medicare?
- Anna Casillas is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Is Anna Casillas's NPI active?
- Yes — Anna Casillas's NPI (1912469198) is active in the NPPES registry as of the last update on 2023-11-08.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.