Marissa Block LLC
NPI 1982380440 · Mental Health Clinic/Center (Including Community Mental Health Center) · Towson, MD
Marissa Block LLC is a Mental Health Clinic/Center (Including Community Mental Health Center) organization in Towson, MD (NPI 1982380440).
Provider details
- NPI number
- 1982380440
- Entity type
- Organization
- Primary specialty
- Mental Health Clinic/Center (Including Community Mental Health Center)Ambulatory Health Care Facilities
- Organization subpart
- No
- Authorized official
- Marissa Kalkstein, Ceo & Founder(636) 399-6160
Specialties & taxonomies
Ambulatory Health Care Facilities
- Counseling Psychologist103TC1900X
Behavioral Health & Social Service Providers
- Community/Behavioral Health Agency251S00000X
Agencies
Profile Score
A profile completeness & documented-activity index — NOT a quality, outcomes, or patient-satisfaction rating.
- Registry tenure38% of score
2 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
Other names (DBA / former)
- Doing business as
- Insight Therapy
Registry dates
- Enumerated
- 2023-06-27
- Last updated
- 2023-06-27
- Certified
- 2023-06-27
Frequently asked questions
- What is Marissa Block LLC's NPI number?
- Marissa Block LLC's National Provider Identifier (NPI) is 1982380440, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What type of organization is Marissa Block LLC?
- Marissa Block LLC is classified in the NPPES registry as Mental Health Clinic/Center (Including Community Mental Health Center) (Ambulatory Health Care Facilities).
- Where is Marissa Block LLC located?
- Marissa Block LLC's practice location on file with NPPES is 200 E Joppa Rd Ste 400, Towson, MD 21286-3109.
- What is Marissa Block LLC's phone number?
- The practice phone number listed in the NPPES registry for Marissa Block LLC is (443) 300-6905.
- Who is the authorized official for Marissa Block LLC?
- The authorized official listed on Marissa Block LLC's NPPES record is Marissa Kalkstein, Ceo & Founder. The authorized official registers and maintains the organization's NPI and is not necessarily its owner.
- Is Marissa Block LLC's NPI active?
- Yes — Marissa Block LLC's NPI (1982380440) is active in the NPPES registry as of the last update on 2023-06-27.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.