Maria Romina Castillon
NPI 1548136781 · Family Nurse Practitioner · Pasadena, CA
Maria Romina Castillon is a Family Nurse Practitioner provider in Pasadena, CA (NPI 1548136781).
Provider details
- NPI number
- 1548136781
- Entity type
- Individual
- Primary specialty
- Family Nurse PractitionerPhysician Assistants & Advanced Practice Nursing Providers
- Sex
- Female
- Sole proprietor
- Yes
- License
- NP95036080 (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
Under 1 yr in 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
- 2025-10-15
- Last updated
- 2025-10-15
- Certified
- 2025-10-14
Frequently asked questions
- What is Maria Romina Castillon's NPI number?
- Maria Romina Castillon's National Provider Identifier (NPI) is 1548136781, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Maria Romina Castillon's specialty?
- Maria Romina Castillon is listed in the NPPES registry with a primary specialty of Family Nurse Practitioner (Physician Assistants & Advanced Practice Nursing Providers).
- Where is Maria Romina Castillon located?
- Maria Romina Castillon's practice location on file with NPPES is 595 E Colorado Blvd Ste 611, Pasadena, CA 91101-2015.
- What is Maria Romina Castillon's phone number?
- The practice phone number listed in the NPPES registry for Maria Romina Castillon is (626) 376-9281.
- Is Maria Romina Castillon's NPI active?
- Yes — Maria Romina Castillon's NPI (1548136781) is active in the NPPES registry as of the last update on 2025-10-15.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.