John Mallery, LISW
NPI 1487707238 · Clinical Social Worker · Mason, OH
Enrolled with Medicare as Practitioner - Clinical Social Worker · source: CMS PECOS Public Provider Enrollment (2026.04.01)
John Mallery, LISW is a Clinical Social Worker provider in Mason, OH (NPI 1487707238).
Provider details
- NPI number
- 1487707238
- Entity type
- Individual
- Primary specialty
- Clinical Social WorkerBehavioral Health & Social Service Providers
- Credential
- LISW
- Sex
- Male
- Sole proprietor
- Yes
- License
- 34004747A (IN)
Specialties & taxonomies
Behavioral Health & Social Service Providers
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
19 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
Registry dates
- Enumerated
- 2007-01-18
- Last updated
- 2015-03-05
Frequently asked questions
- What is John Mallery's NPI number?
- John Mallery's National Provider Identifier (NPI) is 1487707238, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is John Mallery's specialty?
- John Mallery is listed in the NPPES registry with a primary specialty of Clinical Social Worker (Behavioral Health & Social Service Providers).
- Where is John Mallery located?
- John Mallery's practice location on file with NPPES is 4075 Old Western Row Rd, Mason, OH 45040-3104.
- What is John Mallery's phone number?
- The practice phone number listed in the NPPES registry for John Mallery is (513) 536-4673.
- Does John Mallery accept Medicare?
- John Mallery is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Is John Mallery's NPI active?
- Yes — John Mallery's NPI (1487707238) is active in the NPPES registry as of the last update on 2015-03-05.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.