Mary Marrone, MSW, ACSW
NPI 1063990349 · Social Worker · Pasadena, CA
Mary Marrone, MSW, ACSW is a Social Worker provider in Pasadena, CA (NPI 1063990349).
Provider details
- NPI number
- 1063990349
- Entity type
- Individual
- Primary specialty
- Social WorkerBehavioral Health & Social Service Providers
- Credential
- MSW, ACSW
- Sex
- Female
- Sole proprietor
- Yes
Specialties & taxonomies
Behavioral Health & Social Service Providers
- Social Worker104100000X
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
7 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
Mailing address
Registry dates
- Enumerated
- 2018-07-30
- Last updated
- 2018-07-30
Frequently asked questions
- What is Mary Marrone's NPI number?
- Mary Marrone's National Provider Identifier (NPI) is 1063990349, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Mary Marrone's specialty?
- Mary Marrone is listed in the NPPES registry with a primary specialty of Social Worker (Behavioral Health & Social Service Providers).
- Where is Mary Marrone located?
- Mary Marrone's practice location on file with NPPES is 1055 E Colorado Blvd, Pasadena, CA 91106-2327.
- What is Mary Marrone's phone number?
- The practice phone number listed in the NPPES registry for Mary Marrone is (661) 402-1545.
- Is Mary Marrone's NPI active?
- Yes — Mary Marrone's NPI (1063990349) is active in the NPPES registry as of the last update on 2018-07-30.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.