Carolyn Mason, M.A.
NPI 1528401189 · Marriage & Family Therapist · Monrovia, CA
Carolyn Mason, M.A. is a Marriage & Family Therapist provider in Monrovia, CA (NPI 1528401189).
Provider details
- NPI number
- 1528401189
- Entity type
- Individual
- Primary specialty
- Marriage & Family TherapistBehavioral Health & Social Service Providers
- Credential
- M.A.
- Sex
- Female
- Sole proprietor
- Yes
- License
- IMF 71549 (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
13 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
- 2013-04-14
- Last updated
- 2013-06-09
Frequently asked questions
- What is Carolyn Mason's NPI number?
- Carolyn Mason's National Provider Identifier (NPI) is 1528401189, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Carolyn Mason's specialty?
- Carolyn Mason is listed in the NPPES registry with a primary specialty of Marriage & Family Therapist (Behavioral Health & Social Service Providers).
- Where is Carolyn Mason located?
- Carolyn Mason's practice location on file with NPPES is 1045 E Huntington Dr, Monrovia, CA 91016-3780.
- What is Carolyn Mason's phone number?
- The practice phone number listed in the NPPES registry for Carolyn Mason is (805) 598-5098.
- Is Carolyn Mason's NPI active?
- Yes — Carolyn Mason's NPI (1528401189) is active in the NPPES registry as of the last update on 2013-06-09.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.