Corina Pierson
NPI 1609531029 · Addiction (Substance Use Disorder) Counselor · Hawthorne, CA
Corina Pierson is a Addiction (Substance Use Disorder) Counselor provider in Hawthorne, CA (NPI 1609531029).
Provider details
- NPI number
- 1609531029
- Entity type
- Individual
- Primary specialty
- Addiction (Substance Use Disorder) CounselorBehavioral Health & Social Service Providers
- Sex
- Female
- Sole proprietor
- Yes
- License
- R1446341021 (CA)
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
4 yrs in NPPES 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
- 2021-11-01
- Last updated
- 2021-11-01
- Certified
- 2021-11-01
Frequently asked questions
- What is Corina Pierson's NPI number?
- Corina Pierson's National Provider Identifier (NPI) is 1609531029, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Corina Pierson's specialty?
- Corina Pierson is listed in the NPPES registry with a primary specialty of Addiction (Substance Use Disorder) Counselor (Behavioral Health & Social Service Providers).
- Where is Corina Pierson located?
- Corina Pierson's practice location on file with NPPES is 2501 W El Segundo Blvd, Hawthorne, CA 90250-3317.
- What is Corina Pierson's phone number?
- The practice phone number listed in the NPPES registry for Corina Pierson is (323) 754-2816.
- Is Corina Pierson's NPI active?
- Yes — Corina Pierson's NPI (1609531029) is active in the NPPES registry as of the last update on 2021-11-01.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.