John Santos, MS,CCC-SLP
NPI 1639567548 · Speech-Language Pathologist · San Mateo, CA
Enrolled with Medicare as Practitioner - Qualified Speech Language Pathologist · source: CMS PECOS Public Provider Enrollment (2026.04.01)
John Santos, MS,CCC-SLP is a Speech-Language Pathologist provider in San Mateo, CA (NPI 1639567548).
Provider details
- NPI number
- 1639567548
- Entity type
- Individual
- Primary specialty
- Speech-Language PathologistSpeech, Language and Hearing Service Providers
- Credential
- MS,CCC-SLP
- Sex
- Male
- Sole proprietor
- Yes
- License
- SP 16754 (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
11 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
- 2014-12-30
- Last updated
- 2022-06-02
- Certified
- 2022-06-02
Frequently asked questions
- What is John Santos's NPI number?
- John Santos's National Provider Identifier (NPI) is 1639567548, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is John Santos's specialty?
- John Santos is listed in the NPPES registry with a primary specialty of Speech-Language Pathologist (Speech, Language and Hearing Service Providers).
- Where is John Santos located?
- John Santos's practice location on file with NPPES is 401 S Norfolk St, San Mateo, CA 94401-3074.
- What is John Santos's phone number?
- The practice phone number listed in the NPPES registry for John Santos is (510) 289-3965.
- Does John Santos accept Medicare?
- John Santos is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Is John Santos's NPI active?
- Yes — John Santos's NPI (1639567548) is active in the NPPES registry as of the last update on 2022-06-02.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.