IndividualActive
Nathan Barclay, PHD
NPI 1689554776 · Clinical Psychologist · Houston, TX
Nathan Barclay, PHD is a Clinical Psychologist provider in Houston, TX (NPI 1689554776).
Provider details
- NPI number
- 1689554776
- Entity type
- Individual
- Primary specialty
- Clinical PsychologistBehavioral Health & Social Service Providers
- Credential
- PHD
- Sex
- Male
- Sole proprietor
- No
- License
- 40600 (TX)
Specialties & taxonomies
Behavioral Health & Social Service Providers
Profile Score
Established profile(54/100 index)
A profile completeness & documented-activity index — NOT a quality, outcomes, or patient-satisfaction rating.
- Registry tenure38% of score
Under 1 yr in 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
2211 Norfolk St Ste 455
Houston, TX 77098-4119
Phone: (832) 278-1849
Street-level locationGet directions
Mailing address
5900 Balcones Dr Ste 100
Austin, TX 78731-4298
Registry dates
- Enumerated
- 2025-09-08
- Last updated
- 2025-09-08
- Certified
- 2025-09-08
Frequently asked questions
- What is Nathan Barclay's NPI number?
- Nathan Barclay's National Provider Identifier (NPI) is 1689554776, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Nathan Barclay's specialty?
- Nathan Barclay is listed in the NPPES registry with a primary specialty of Clinical Psychologist (Behavioral Health & Social Service Providers).
- Where is Nathan Barclay located?
- Nathan Barclay's practice location on file with NPPES is 2211 Norfolk St Ste 455, Houston, TX 77098-4119.
- What is Nathan Barclay's phone number?
- The practice phone number listed in the NPPES registry for Nathan Barclay is (832) 278-1849.
- Is Nathan Barclay's NPI active?
- Yes — Nathan Barclay's NPI (1689554776) is active in the NPPES registry as of the last update on 2025-09-08.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.