Aaron Klein
NPI 1881082881 · Addiction (Substance Use Disorder) Counselor · Cortland, NY
Aaron Klein is a Addiction (Substance Use Disorder) Counselor provider in Cortland, NY (NPI 1881082881).
Provider details
- NPI number
- 1881082881
- Entity type
- Individual
- Primary specialty
- Addiction (Substance Use Disorder) CounselorBehavioral Health & Social Service Providers
- Sex
- Male
- Sole proprietor
- Yes
- License
- 171011451 (NY)
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
11 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
- 2014-12-30
- Last updated
- 2014-12-30
Frequently asked questions
- What is Aaron Klein's NPI number?
- Aaron Klein's National Provider Identifier (NPI) is 1881082881, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Aaron Klein's specialty?
- Aaron Klein is listed in the NPPES registry with a primary specialty of Addiction (Substance Use Disorder) Counselor (Behavioral Health & Social Service Providers).
- Where is Aaron Klein located?
- Aaron Klein's practice location on file with NPPES is 17 Main St, Cortland, NY 13045-6606.
- What is Aaron Klein's phone number?
- The practice phone number listed in the NPPES registry for Aaron Klein is (607) 756-4167.
- Is Aaron Klein's NPI active?
- Yes — Aaron Klein's NPI (1881082881) is active in the NPPES registry as of the last update on 2014-12-30.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.