Douglas Gessner, LICDC
NPI 1679739478 · Addiction (Substance Use Disorder) Counselor · Defiance, OH
Douglas Gessner, LICDC is a Addiction (Substance Use Disorder) Counselor provider in Defiance, OH (NPI 1679739478).
Provider details
- NPI number
- 1679739478
- Entity type
- Individual
- Primary specialty
- Addiction (Substance Use Disorder) CounselorBehavioral Health & Social Service Providers
- Credential
- LICDC
- 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
17 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
- 2008-07-31
- Last updated
- 2008-07-31
Frequently asked questions
- What is Douglas Gessner's NPI number?
- Douglas Gessner's National Provider Identifier (NPI) is 1679739478, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Douglas Gessner's specialty?
- Douglas Gessner is listed in the NPPES registry with a primary specialty of Addiction (Substance Use Disorder) Counselor (Behavioral Health & Social Service Providers).
- Where is Douglas Gessner located?
- Douglas Gessner's practice location on file with NPPES is 511 Perry St, Defiance, OH 43512-2123.
- What is Douglas Gessner's phone number?
- The practice phone number listed in the NPPES registry for Douglas Gessner is (419) 784-9920.
- Is Douglas Gessner's NPI active?
- Yes — Douglas Gessner's NPI (1679739478) is active in the NPPES registry as of the last update on 2008-07-31.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.