Mallory Nesberg
NPI 1245786938 · Clinical Social Worker · Long Beach, CA
Enrolled with Medicare as Practitioner - Clinical Social Worker · source: CMS PECOS Public Provider Enrollment (2026.04.01)
Mallory Nesberg is a Clinical Social Worker provider in Long Beach, CA (NPI 1245786938).
Provider details
- NPI number
- 1245786938
- Entity type
- Individual
- Primary specialty
- Clinical Social WorkerBehavioral Health & Social Service Providers
- Sex
- Female
- Sole proprietor
- No
- License
- 108852 (CA)
Specialties & taxonomies
Behavioral Health & Social Service Providers
Student, Health Care
Profile Score
A profile completeness & documented-activity index — NOT a quality, outcomes, or patient-satisfaction rating.
- Registry tenure38% of score
9 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
- 2016-08-31
- Last updated
- 2022-10-12
- Certified
- 2022-10-12
Frequently asked questions
- What is Mallory Nesberg's NPI number?
- Mallory Nesberg's National Provider Identifier (NPI) is 1245786938, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Mallory Nesberg's specialty?
- Mallory Nesberg is listed in the NPPES registry with a primary specialty of Clinical Social Worker (Behavioral Health & Social Service Providers).
- Where is Mallory Nesberg located?
- Mallory Nesberg's practice location on file with NPPES is 1360 E Anaheim St Ste 101, Long Beach, CA 90813-5515.
- What is Mallory Nesberg's phone number?
- The practice phone number listed in the NPPES registry for Mallory Nesberg is (562) 285-7806.
- Does Mallory Nesberg accept Medicare?
- Mallory Nesberg is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Is Mallory Nesberg's NPI active?
- Yes — Mallory Nesberg's NPI (1245786938) is active in the NPPES registry as of the last update on 2022-10-12.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.