Matthew Longfellow
NPI 1194182675 · Addiction (Substance Use Disorder) Counselor · Charlestown, IN
Matthew Longfellow is a Addiction (Substance Use Disorder) Counselor provider in Charlestown, IN (NPI 1194182675).
Provider details
- NPI number
- 1194182675
- Entity type
- Individual
- Primary specialty
- Addiction (Substance Use Disorder) CounselorBehavioral Health & Social Service Providers
- Sex
- Male
- Sole proprietor
- Yes
- License
- 101YA0400X (IN)
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
10 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
- 2016-01-28
- Last updated
- 2016-01-28
Frequently asked questions
- What is Matthew Longfellow's NPI number?
- Matthew Longfellow's National Provider Identifier (NPI) is 1194182675, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Matthew Longfellow's specialty?
- Matthew Longfellow is listed in the NPPES registry with a primary specialty of Addiction (Substance Use Disorder) Counselor (Behavioral Health & Social Service Providers).
- Where is Matthew Longfellow located?
- Matthew Longfellow's practice location on file with NPPES is 7509 Charlestown Pike, Charlestown, IN 47111-9623.
- What is Matthew Longfellow's phone number?
- The practice phone number listed in the NPPES registry for Matthew Longfellow is (812) 256-4686.
- Is Matthew Longfellow's NPI active?
- Yes — Matthew Longfellow's NPI (1194182675) is active in the NPPES registry as of the last update on 2016-01-28.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.