Christina Ludden
NPI 1982587689 · Addiction (Substance Use Disorder) Counselor · Redwood City, CA
Christina Ludden is a Addiction (Substance Use Disorder) Counselor provider in Redwood City, CA (NPI 1982587689).
Provider details
- NPI number
- 1982587689
- Entity type
- Individual
- Primary specialty
- Addiction (Substance Use Disorder) CounselorBehavioral Health & Social Service Providers
- Sex
- Female
- Sole proprietor
- Yes
Specialties & taxonomies
Behavioral Health & Social Service 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
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
Mailing address
Registry dates
- Enumerated
- 2025-07-29
- Last updated
- 2025-07-29
- Certified
- 2025-07-29
Frequently asked questions
- What is Christina Ludden's NPI number?
- Christina Ludden's National Provider Identifier (NPI) is 1982587689, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Christina Ludden's specialty?
- Christina Ludden is listed in the NPPES registry with a primary specialty of Addiction (Substance Use Disorder) Counselor (Behavioral Health & Social Service Providers).
- Where is Christina Ludden located?
- Christina Ludden's practice location on file with NPPES is 200 Edmonds Rd # 203, Redwood City, CA 94062-3813.
- What is Christina Ludden's phone number?
- The practice phone number listed in the NPPES registry for Christina Ludden is (650) 363-8735.
- Is Christina Ludden's NPI active?
- Yes — Christina Ludden's NPI (1982587689) is active in the NPPES registry as of the last update on 2025-07-29.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.