IndividualActive
Melissa Mercer, LCSW
NPI 1285819649 · Clinical Social Worker · Commerce, CA
Melissa Mercer, LCSW is a Clinical Social Worker provider in Commerce, CA (NPI 1285819649).
Provider details
- NPI number
- 1285819649
- Entity type
- Individual
- Primary specialty
- Clinical Social WorkerBehavioral Health & Social Service Providers
- Credential
- LCSW
- Sex
- Female
- Sole proprietor
- Yes
- License
- 26333 (CA)
Specialties & taxonomies
Behavioral Health & Social Service Providers
Profile Score
Detailed profile(88/100 index)
A profile completeness & documented-activity index — NOT a quality, outcomes, or patient-satisfaction rating.
- Registry tenure38% of score
18 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
2450 S Atlantic Blvd
Suite #101
Commerce, CA 90040-1200
Phone: (323) 318-9960
Fax: (323) 780-3211
Street-level locationGet directions
Mailing address
21545 Centre Pointe Pkwy
Santa Clarita, CA 91350-2947
Registry dates
- Enumerated
- 2008-01-04
- Last updated
- 2024-08-26
- Certified
- 2024-08-26
Frequently asked questions
- What is Melissa Mercer's NPI number?
- Melissa Mercer's National Provider Identifier (NPI) is 1285819649, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Melissa Mercer's specialty?
- Melissa Mercer is listed in the NPPES registry with a primary specialty of Clinical Social Worker (Behavioral Health & Social Service Providers).
- Where is Melissa Mercer located?
- Melissa Mercer's practice location on file with NPPES is 2450 S Atlantic Blvd, Commerce, CA 90040-1200.
- What is Melissa Mercer's phone number?
- The practice phone number listed in the NPPES registry for Melissa Mercer is (323) 318-9960.
- Is Melissa Mercer's NPI active?
- Yes — Melissa Mercer's NPI (1285819649) is active in the NPPES registry as of the last update on 2024-08-26.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.