Mark Detweiler, M.S., CCC-SLP
NPI 1801024187 · Speech-Language Pathologist · Eugene, OR
Mark Detweiler, M.S., CCC-SLP is a Speech-Language Pathologist provider in Eugene, OR (NPI 1801024187).
Provider details
- NPI number
- 1801024187
- Entity type
- Individual
- Primary specialty
- Speech-Language PathologistSpeech, Language and Hearing Service Providers
- Credential
- M.S., CCC-SLP
- Sex
- Male
- Sole proprietor
- No
- License
- 13103 (OR)
Specialties & taxonomies
Speech, Language and Hearing Service Providers
Profile Score
A profile completeness & documented-activity index — NOT a quality, outcomes, or patient-satisfaction rating.
- Registry tenure38% of score
16 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
- 2009-06-25
- Last updated
- 2009-06-25
Frequently asked questions
- What is Mark Detweiler's NPI number?
- Mark Detweiler's National Provider Identifier (NPI) is 1801024187, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Mark Detweiler's specialty?
- Mark Detweiler is listed in the NPPES registry with a primary specialty of Speech-Language Pathologist (Speech, Language and Hearing Service Providers).
- Where is Mark Detweiler located?
- Mark Detweiler's practice location on file with NPPES is 1500 W 12th Ave, Eugene, OR 97402-3705.
- What is Mark Detweiler's phone number?
- The practice phone number listed in the NPPES registry for Mark Detweiler is (541) 284-4880.
- Is Mark Detweiler's NPI active?
- Yes — Mark Detweiler's NPI (1801024187) is active in the NPPES registry as of the last update on 2009-06-25.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.