Timothy Kieffer
NPI 1285396937 · Addiction (Substance Use Disorder) Counselor · Trenton, NJ
Timothy Kieffer is a Addiction (Substance Use Disorder) Counselor provider in Trenton, NJ (NPI 1285396937).
Provider details
- NPI number
- 1285396937
- 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
4 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
- 2021-10-11
- Last updated
- 2021-10-11
- Certified
- 2021-10-11
Frequently asked questions
- What is Timothy Kieffer's NPI number?
- Timothy Kieffer's National Provider Identifier (NPI) is 1285396937, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Timothy Kieffer's specialty?
- Timothy Kieffer is listed in the NPPES registry with a primary specialty of Addiction (Substance Use Disorder) Counselor (Behavioral Health & Social Service Providers).
- Where is Timothy Kieffer located?
- Timothy Kieffer's practice location on file with NPPES is 132 Perry St, Trenton, NJ 08618-3968.
- What is Timothy Kieffer's phone number?
- The practice phone number listed in the NPPES registry for Timothy Kieffer is (609) 394-8988.
- Is Timothy Kieffer's NPI active?
- Yes — Timothy Kieffer's NPI (1285396937) is active in the NPPES registry as of the last update on 2021-10-11.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.