Leo Preston
NPI 1174160378 · Addiction (Substance Use Disorder) Counselor · Grand Rapids, MI
Enrolled with Medicare as Practitioner - Mental Health Counselor · source: CMS PECOS Public Provider Enrollment (2026.04.01)
Leo Preston is a Addiction (Substance Use Disorder) Counselor provider in Grand Rapids, MI (NPI 1174160378).
Provider details
- NPI number
- 1174160378
- Entity type
- Individual
- Primary specialty
- Addiction (Substance Use Disorder) CounselorBehavioral Health & Social Service Providers
- Sex
- Male
- Sole proprietor
- No
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
6 yrs in NPPES registry
- Profile completeness38% of score
83% 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
- 2019-12-06
- Last updated
- 2019-12-06
Frequently asked questions
- What is Leo Preston's NPI number?
- Leo Preston's National Provider Identifier (NPI) is 1174160378, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Leo Preston's specialty?
- Leo Preston is listed in the NPPES registry with a primary specialty of Addiction (Substance Use Disorder) Counselor (Behavioral Health & Social Service Providers).
- Where is Leo Preston located?
- Leo Preston's practice location on file with NPPES is 3300 36th St Se, Grand Rapids, MI 49512-2810.
- What is Leo Preston's phone number?
- The practice phone number listed in the NPPES registry for Leo Preston is (616) 942-2110.
- Does Leo Preston accept Medicare?
- Leo Preston is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Is Leo Preston's NPI active?
- Yes — Leo Preston's NPI (1174160378) is active in the NPPES registry as of the last update on 2019-12-06.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.