Mr. Mack S Costello, BCBA

Mr. Mack S Costello is a Behavior Analyst provider (Behavior Analyst) practicing in Kalamazoo, MI, registered in the NPPES registry with NPI 1285078519 since 2013.

✓ Active NPI ✓ Valid NPI checksum Sole proprietor

NPI	1285078519
Entity type	Individual (Type 1)
Name	Mr. Mack S Costello
Credential	BCBA
Sex	Male
Practice address	Kalamazoo, MI, 49008
Phone	3523281349
Enumeration date	2013-04-17
Last updated in NPPES	2013-04-17

Street address withheld — NPPES sole-proprietor addresses can be home addresses. See our data policy.

Taxonomy & licenses

Taxonomy code	Specialty	Primary	License	State
103K00000X	Behavior Analyst	Primary	—	—

Copy-ready billing details

Provider: Mack Costello, BCBA
NPI: 1285078519
Taxonomy: 103K00000X (Behavior Analyst)
Address: Kalamazoo, MI, 49008

Verify this record

Cross-check NPI 1285078519 against the authoritative CMS record: view Mr. Mack S Costello on the official NPPES registry .

What is an NPI number?

A National Provider Identifier (NPI) is a unique 10-digit number that CMS assigns to every U.S. healthcare provider and organization under HIPAA. Type 1 NPIs identify individual providers; Type 2 NPIs identify organizations. The NPI appears on insurance claims, prescriptions, and credentialing paperwork, and never changes — even if the provider moves or changes specialty. Read the full guide or validate an NPI number.

Frequently asked questions

Where does Mack Costello practice?

The practice location on file with NPPES is in Kalamazoo, MI. Providers can have multiple locations; NPPES lists the primary practice address.

What is the NPI number for Mack Costello?

The National Provider Identifier (NPI) for Mack Costello is 1285078519, a Type 1 (individual) record in the CMS NPPES registry.

Source: CMS NPPES (public data). Snapshot 2026-07-11. Provider record last updated 2013-04-17.