Mark Costanzo, MSW
NPI 1275361024 · School Social Worker · Denver, CO
Mark Costanzo, MSW is a School Social Worker provider in Denver, CO (NPI 1275361024).
Provider details
- NPI number
- 1275361024
- Entity type
- Individual
- Primary specialty
- School Social WorkerBehavioral Health & Social Service Providers
- Credential
- MSW
- Sex
- Male
- Sole proprietor
- Yes
Specialties & taxonomies
Behavioral Health & Social Service Providers
- School Social Worker1041S0200X
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
1 yr in NPPES registry
- Profile completeness38% of score
67% 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.
Mailing address
Registry dates
- Enumerated
- 2024-07-23
- Last updated
- 2024-07-31
- Certified
- 2024-07-31
Frequently asked questions
- What is Mark Costanzo's NPI number?
- Mark Costanzo's National Provider Identifier (NPI) is 1275361024, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Mark Costanzo's specialty?
- Mark Costanzo is listed in the NPPES registry with a primary specialty of School Social Worker (Behavioral Health & Social Service Providers).
- Where is Mark Costanzo located?
- Mark Costanzo's practice location on file with NPPES is 951 20th Street Ste 1201,, Denver, CO 80201-2510.
- Is Mark Costanzo's NPI active?
- Yes — Mark Costanzo's NPI (1275361024) is active in the NPPES registry as of the last update on 2024-07-31.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.