John Lott, ISW
NPI 1639133531 · Clinical Social Worker · Leesburg, FL
Enrolled with Medicare as Practitioner - Clinical Social Worker · source: CMS PECOS Public Provider Enrollment (2026.04.01)
John Lott, ISW is a Clinical Social Worker provider in Leesburg, FL (NPI 1639133531).
Provider details
- NPI number
- 1639133531
- Entity type
- Individual
- Primary specialty
- Clinical Social WorkerBehavioral Health & Social Service Providers
- Credential
- ISW
- Sex
- Male
- Sole proprietor
- Yes
- License
- ISW 3084 (FL)
Specialties & taxonomies
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
20 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
- 2006-04-17
- Last updated
- 2014-04-09
Frequently asked questions
- What is John Lott's NPI number?
- John Lott's National Provider Identifier (NPI) is 1639133531, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is John Lott's specialty?
- John Lott is listed in the NPPES registry with a primary specialty of Clinical Social Worker (Behavioral Health & Social Service Providers).
- Where is John Lott located?
- John Lott's practice location on file with NPPES is 2020 Talley Rd, Leesburg, FL 34748-3426.
- What is John Lott's phone number?
- The practice phone number listed in the NPPES registry for John Lott is (352) 315-7850.
- Does John Lott accept Medicare?
- John Lott is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Is John Lott's NPI active?
- Yes — John Lott's NPI (1639133531) is active in the NPPES registry as of the last update on 2014-04-09.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.