IndividualActive
Larry Mazzola
NPI 1154504637 · Case Management Agency · Lancaster, CA
Larry Mazzola is a Case Management Agency provider in Lancaster, CA (NPI 1154504637).
Provider details
- NPI number
- 1154504637
- Entity type
- Individual
- Primary specialty
- Case Management AgencyAgencies
- Sex
- Male
- Sole proprietor
- Yes
Specialties & taxonomies
Agencies
Profile Score
Detailed profile(82/100 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
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
42011 4th Street West
Suite 1900
Lancaster, CA 93534
Phone: (661) 974-7600
Fax: (661) 974-7055
Approximate (ZIP-level) locationGet directions
Mailing address
9150 East Imperial Highway
Downey, CA 90242
Registry dates
- Enumerated
- 2007-12-07
- Last updated
- 2007-12-07
Frequently asked questions
- What is Larry Mazzola's NPI number?
- Larry Mazzola's National Provider Identifier (NPI) is 1154504637, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Larry Mazzola's specialty?
- Larry Mazzola is listed in the NPPES registry with a primary specialty of Case Management Agency (Agencies).
- Where is Larry Mazzola located?
- Larry Mazzola's practice location on file with NPPES is 42011 4th Street West, Lancaster, CA 93534.
- What is Larry Mazzola's phone number?
- The practice phone number listed in the NPPES registry for Larry Mazzola is (661) 974-7600.
- Is Larry Mazzola's NPI active?
- Yes — Larry Mazzola's NPI (1154504637) is active in the NPPES registry as of the last update on 2007-12-07.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.