IndividualActive
Heather Diemel
NPI 1235611369 · Speech-Language Assistant · San Jose, CA
Heather Diemel is a Speech-Language Assistant provider in San Jose, CA (NPI 1235611369).
Provider details
- NPI number
- 1235611369
- Entity type
- Individual
- Primary specialty
- Speech-Language AssistantSpeech, Language and Hearing Service Providers
- Sex
- Female
- Sole proprietor
- Yes
- License
- 5041 (CA)
Specialties & taxonomies
Speech, Language and Hearing Service Providers
Profile Score
Established profile(67/100 index)
A profile completeness & documented-activity index — NOT a quality, outcomes, or patient-satisfaction rating.
- Registry tenure38% of score
7 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
357 Piercy Rd
San Jose, CA 95138-1403
Phone: (408) 692-5197
Fax: (408) 912-2645
Street-level locationGet directions
Mailing address
357 Piercy Rd
San Jose, CA 95138-1403
Registry dates
- Enumerated
- 2018-09-05
- Last updated
- 2018-09-05
Frequently asked questions
- What is Heather Diemel's NPI number?
- Heather Diemel's National Provider Identifier (NPI) is 1235611369, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Heather Diemel's specialty?
- Heather Diemel is listed in the NPPES registry with a primary specialty of Speech-Language Assistant (Speech, Language and Hearing Service Providers).
- Where is Heather Diemel located?
- Heather Diemel's practice location on file with NPPES is 357 Piercy Rd, San Jose, CA 95138-1403.
- What is Heather Diemel's phone number?
- The practice phone number listed in the NPPES registry for Heather Diemel is (408) 692-5197.
- Is Heather Diemel's NPI active?
- Yes — Heather Diemel's NPI (1235611369) is active in the NPPES registry as of the last update on 2018-09-05.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.