IndividualActive
Marilyn Castillo
NPI 1700023421 · Personal Care Attendant · Marysville, MI
Marilyn Castillo is a Personal Care Attendant provider in Marysville, MI (NPI 1700023421).
Provider details
- NPI number
- 1700023421
- Entity type
- Individual
- Primary specialty
- Personal Care AttendantNursing Service Related Providers
- Sex
- Female
- Sole proprietor
- No
Specialties & taxonomies
Nursing Service Related Providers
Profile Score
Detailed profile(79/100 index)
A profile completeness & documented-activity index — NOT a quality, outcomes, or patient-satisfaction rating.
- Registry tenure38% of score
17 yrs in NPPES registry
- Profile completeness38% of score
83% 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
1600 Gratiot Blvd
Marysville, MI 48040-1145
Phone: (810) 388-1200
Street-level locationGet directions
Mailing address
6936 Imlay City Rd
Clyde, MI 48049-2919
Registry dates
- Enumerated
- 2009-01-16
- Last updated
- 2009-01-16
Frequently asked questions
- What is Marilyn Castillo's NPI number?
- Marilyn Castillo's National Provider Identifier (NPI) is 1700023421, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Marilyn Castillo's specialty?
- Marilyn Castillo is listed in the NPPES registry with a primary specialty of Personal Care Attendant (Nursing Service Related Providers).
- Where is Marilyn Castillo located?
- Marilyn Castillo's practice location on file with NPPES is 1600 Gratiot Blvd, Marysville, MI 48040-1145.
- What is Marilyn Castillo's phone number?
- The practice phone number listed in the NPPES registry for Marilyn Castillo is (810) 388-1200.
- Is Marilyn Castillo's NPI active?
- Yes — Marilyn Castillo's NPI (1700023421) is active in the NPPES registry as of the last update on 2009-01-16.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.