IndividualActive
Lina Sierra Castillo
NPI 1598425449 · Social Worker · Gaithersburg, MD
Lina Sierra Castillo is a Social Worker provider in Gaithersburg, MD (NPI 1598425449).
Provider details
- NPI number
- 1598425449
- Entity type
- Individual
- Primary specialty
- Social WorkerBehavioral Health & Social Service Providers
- Sex
- Female
- Sole proprietor
- No
Specialties & taxonomies
Behavioral Health & Social Service Providers
Profile Score
Established profile(55/100 index)
A profile completeness & documented-activity index — NOT a quality, outcomes, or patient-satisfaction rating.
- Registry tenure38% of score
4 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
620 E Diamond Ave Ste H
Gaithersburg, MD 20877-5328
Phone: (301) 840-3200
Street-level locationGet directions
Mailing address
620 E Diamond Ave Ste H
Gaithersburg, MD 20877-5328
Registry dates
- Enumerated
- 2021-12-20
- Last updated
- 2022-01-11
- Certified
- 2022-01-11
Frequently asked questions
- What is Lina Sierra Castillo's NPI number?
- Lina Sierra Castillo's National Provider Identifier (NPI) is 1598425449, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Lina Sierra Castillo's specialty?
- Lina Sierra Castillo is listed in the NPPES registry with a primary specialty of Social Worker (Behavioral Health & Social Service Providers).
- Where is Lina Sierra Castillo located?
- Lina Sierra Castillo's practice location on file with NPPES is 620 E Diamond Ave Ste H, Gaithersburg, MD 20877-5328.
- What is Lina Sierra Castillo's phone number?
- The practice phone number listed in the NPPES registry for Lina Sierra Castillo is (301) 840-3200.
- Is Lina Sierra Castillo's NPI active?
- Yes — Lina Sierra Castillo's NPI (1598425449) is active in the NPPES registry as of the last update on 2022-01-11.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.