IndividualActive
Kathryn Mastromarino
NPI 1891927190 · Mental Health Counselor · Lowell, MA
Kathryn Mastromarino is a Mental Health Counselor provider in Lowell, MA (NPI 1891927190).
Provider details
- NPI number
- 1891927190
- Entity type
- Individual
- Primary specialty
- Mental Health CounselorBehavioral Health & Social Service Providers
- Sex
- Female
- Sole proprietor
- Yes
Specialties & taxonomies
Behavioral Health & Social Service Providers
Profile Score
Detailed profile(78/100 index)
A profile completeness & documented-activity index — NOT a quality, outcomes, or patient-satisfaction rating.
- Registry tenure38% of score
16 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
10 Bridge St
Simpson Block
Lowell, MA 01852-1268
Phone: (978) 453-5736
Street-level locationGet directions
Mailing address
10 Bridge St
Lowell, MA 01852-1268
Registry dates
- Enumerated
- 2009-08-20
- Last updated
- 2009-08-20
Frequently asked questions
- What is Kathryn Mastromarino's NPI number?
- Kathryn Mastromarino's National Provider Identifier (NPI) is 1891927190, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Kathryn Mastromarino's specialty?
- Kathryn Mastromarino is listed in the NPPES registry with a primary specialty of Mental Health Counselor (Behavioral Health & Social Service Providers).
- Where is Kathryn Mastromarino located?
- Kathryn Mastromarino's practice location on file with NPPES is 10 Bridge St, Lowell, MA 01852-1268.
- What is Kathryn Mastromarino's phone number?
- The practice phone number listed in the NPPES registry for Kathryn Mastromarino is (978) 453-5736.
- Is Kathryn Mastromarino's NPI active?
- Yes — Kathryn Mastromarino's NPI (1891927190) is active in the NPPES registry as of the last update on 2009-08-20.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.