OrganizationActive
St. Johns
NPI 1558485615 · Clinic/Center · Houston, TX
St. Johns is a Clinic/Center organization in Houston, TX (NPI 1558485615).
Provider details
- NPI number
- 1558485615
- Entity type
- Organization
- Primary specialty
- Clinic/CenterAmbulatory Health Care Facilities
- Organization subpart
- No
- Authorized official
- Samuel Chen, MD(713) 988-8860
- License
- K3125 (TX)
Specialties & taxonomies
Ambulatory Health Care Facilities
Profile Score
Detailed profile(89/100 index)
A profile completeness & documented-activity index — NOT a quality, outcomes, or patient-satisfaction rating.
- Registry tenure38% of score
19 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
6410 Fannin St
Suite 1460
Houston, TX 77030-3000
Phone: (713) 988-8860
Fax: (713) 988-8861
Street-level locationGet directions
Mailing address
Po Box 981095
Houston, TX 77098-8095
Registry dates
- Enumerated
- 2007-03-16
- Last updated
- 2020-08-22
Frequently asked questions
- What is St. Johns's NPI number?
- St. Johns's National Provider Identifier (NPI) is 1558485615, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What type of organization is St. Johns?
- St. Johns is classified in the NPPES registry as Clinic/Center (Ambulatory Health Care Facilities).
- Where is St. Johns located?
- St. Johns's practice location on file with NPPES is 6410 Fannin St, Houston, TX 77030-3000.
- What is St. Johns's phone number?
- The practice phone number listed in the NPPES registry for St. Johns is (713) 988-8860.
- Who is the authorized official for St. Johns?
- The authorized official listed on St. Johns's NPPES record is Samuel Chen, MD. The authorized official registers and maintains the organization's NPI and is not necessarily its owner.
- Is St. Johns's NPI active?
- Yes — St. Johns's NPI (1558485615) is active in the NPPES registry as of the last update on 2020-08-22.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.