Mary Angell Tiedemann, MS CCC SLP
NPI 1841742129 · Speech-Language Pathologist · Marysville, WA
Mary Angell Tiedemann, MS CCC SLP is a Speech-Language Pathologist provider in Marysville, WA (NPI 1841742129).
Provider details
- NPI number
- 1841742129
- Entity type
- Individual
- Primary specialty
- Speech-Language PathologistSpeech, Language and Hearing Service Providers
- Credential
- MS CCC SLP
- Sex
- Female
- Sole proprietor
- Yes
- License
- 01264L (MD)
Specialties & taxonomies
Speech, Language and Hearing Service Providers
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
9 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
- 2016-11-02
- Last updated
- 2023-11-20
- Certified
- 2023-11-20
Frequently asked questions
- What is Mary Angell Tiedemann's NPI number?
- Mary Angell Tiedemann's National Provider Identifier (NPI) is 1841742129, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Mary Angell Tiedemann's specialty?
- Mary Angell Tiedemann is listed in the NPPES registry with a primary specialty of Speech-Language Pathologist (Speech, Language and Hearing Service Providers).
- Where is Mary Angell Tiedemann located?
- Mary Angell Tiedemann's practice location on file with NPPES is 505 Cedar Ave Ste B1, Marysville, WA 98270-4561.
- What is Mary Angell Tiedemann's phone number?
- The practice phone number listed in the NPPES registry for Mary Angell Tiedemann is (425) 405-0837.
- Is Mary Angell Tiedemann's NPI active?
- Yes — Mary Angell Tiedemann's NPI (1841742129) is active in the NPPES registry as of the last update on 2023-11-20.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.