OrganizationActive
Stephen R. John, DDS, Apc
NPI 1588668008 · Periodontics · San Carlos, CA
Stephen R. John, DDS, Apc is a Periodontics organization in San Carlos, CA (NPI 1588668008).
Provider details
- NPI number
- 1588668008
- Entity type
- Organization
- Primary specialty
- PeriodonticsDental Providers
- Organization subpart
- No
- Authorized official
- Stephen John, President(650) 430-0186
- License
- 32858 (CA)
Specialties & taxonomies
Dental Providers
Profile Score
Detailed profile(91/100 index)
A profile completeness & documented-activity index — NOT a quality, outcomes, or patient-satisfaction rating.
- Registry tenure38% of score
21 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
731 Walnut St
San Carlos, CA 94070-3913
Phone: (650) 430-0186
Fax: (650) 571-8116
Street-level locationGet directions
Mailing address
205 De Anza Blvd #41
San Mateo, CA 94402
Registry dates
- Enumerated
- 2005-06-13
- Last updated
- 2024-01-04
Frequently asked questions
- What is Stephen R. John, DDS, Apc's NPI number?
- Stephen R. John, DDS, Apc's National Provider Identifier (NPI) is 1588668008, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What type of organization is Stephen R. John, DDS, Apc?
- Stephen R. John, DDS, Apc is classified in the NPPES registry as Periodontics (Dental Providers).
- Where is Stephen R. John, DDS, Apc located?
- Stephen R. John, DDS, Apc's practice location on file with NPPES is 731 Walnut St, San Carlos, CA 94070-3913.
- What is Stephen R. John, DDS, Apc's phone number?
- The practice phone number listed in the NPPES registry for Stephen R. John, DDS, Apc is (650) 430-0186.
- Who is the authorized official for Stephen R. John, DDS, Apc?
- The authorized official listed on Stephen R. John, DDS, Apc's NPPES record is Stephen John, President. The authorized official registers and maintains the organization's NPI and is not necessarily its owner.
- Is Stephen R. John, DDS, Apc's NPI active?
- Yes — Stephen R. John, DDS, Apc's NPI (1588668008) is active in the NPPES registry as of the last update on 2024-01-04.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.