Joseph Neff, CCC-SLP
NPI 1285146357 · Speech-Language Pathologist · San Francisco, CA
Joseph Neff, CCC-SLP is a Speech-Language Pathologist provider in San Francisco, CA (NPI 1285146357).
Provider details
- NPI number
- 1285146357
- Entity type
- Individual
- Primary specialty
- Speech-Language PathologistSpeech, Language and Hearing Service Providers
- Credential
- CCC-SLP
- Sex
- Male
- Sole proprietor
- No
- License
- 23983 (CA)
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
8 yrs in NPPES registry
- Profile completeness38% of score
100% of core fields populated
- Practice footprint23% of score
2 documented practice locations
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
Additional practice locations (1)
- 900 Hyde StSan Francisco, CA 94109-4806Phone: (415) 353-6000
Registry dates
- Enumerated
- 2017-10-30
- Last updated
- 2018-03-17
Frequently asked questions
- What is Joseph Neff's NPI number?
- Joseph Neff's National Provider Identifier (NPI) is 1285146357, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Joseph Neff's specialty?
- Joseph Neff is listed in the NPPES registry with a primary specialty of Speech-Language Pathologist (Speech, Language and Hearing Service Providers).
- Where is Joseph Neff located?
- Joseph Neff's practice location on file with NPPES is 450 Stanyan St, San Francisco, CA 94117-1019.
- What is Joseph Neff's phone number?
- The practice phone number listed in the NPPES registry for Joseph Neff is (415) 668-1000.
- Is Joseph Neff's NPI active?
- Yes — Joseph Neff's NPI (1285146357) is active in the NPPES registry as of the last update on 2018-03-17.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.