Cassandra Mackin, MSW
NPI 1578271946 · Social Worker · Granite City, IL
Cassandra Mackin, MSW is a Social Worker provider in Granite City, IL (NPI 1578271946).
Provider details
- NPI number
- 1578271946
- Entity type
- Individual
- Primary specialty
- Social WorkerBehavioral Health & Social Service Providers
- Credential
- MSW
- Sex
- Female
- Sole proprietor
- No
Specialties & taxonomies
Behavioral Health & Social Service Providers
- Counselor101Y00000X
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
3 yrs in NPPES registry
- Profile completeness38% of score
83% of core fields populated
- Practice footprint23% of score
2 documented practice locations
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
Additional practice locations (1)
- 2615 Edwards StAlton, IL 62002-3915Phone: (618) 462-2331Fax: (618) 462-2504
Registry dates
- Enumerated
- 2022-11-14
- Last updated
- 2023-11-14
- Certified
- 2023-11-14
Frequently asked questions
- What is Cassandra Mackin's NPI number?
- Cassandra Mackin's National Provider Identifier (NPI) is 1578271946, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Cassandra Mackin's specialty?
- Cassandra Mackin is listed in the NPPES registry with a primary specialty of Social Worker (Behavioral Health & Social Service Providers).
- Where is Cassandra Mackin located?
- Cassandra Mackin's practice location on file with NPPES is 50 Northgate Industrial Dr, Granite City, IL 62040-6805.
- What is Cassandra Mackin's phone number?
- The practice phone number listed in the NPPES registry for Cassandra Mackin is (161) 887-7442.
- Is Cassandra Mackin's NPI active?
- Yes — Cassandra Mackin's NPI (1578271946) is active in the NPPES registry as of the last update on 2023-11-14.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.