Roberta Diddel, PHD
NPI 1518949163 · Clinical Psychologist · Houston, TX
Roberta Diddel, PHD is a Clinical Psychologist provider in Houston, TX (NPI 1518949163).
Provider details
- NPI number
- 1518949163
- Entity type
- Individual
- Primary specialty
- Clinical PsychologistBehavioral Health & Social Service Providers
- Credential
- PHD
- Sex
- Female
- Sole proprietor
- Yes
- License
- 24283 (TX)
Specialties & taxonomies
Behavioral Health & Social Service Providers
Behavioral Health & Social Service Providers
Behavioral Health & Social Service Providers
Profile Score
A profile completeness & documented-activity index — NOT a quality, outcomes, or patient-satisfaction rating.
- Registry tenure38% of score
20 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
- 2005-11-18
- Last updated
- 2013-05-29
Frequently asked questions
- What is Roberta Diddel's NPI number?
- Roberta Diddel's National Provider Identifier (NPI) is 1518949163, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Roberta Diddel's specialty?
- Roberta Diddel is listed in the NPPES registry with a primary specialty of Clinical Psychologist (Behavioral Health & Social Service Providers).
- Where is Roberta Diddel located?
- Roberta Diddel's practice location on file with NPPES is 3754 Georgetown St, Houston, TX 77005-2822.
- What is Roberta Diddel's phone number?
- The practice phone number listed in the NPPES registry for Roberta Diddel is (713) 665-7934.
- Is Roberta Diddel's NPI active?
- Yes — Roberta Diddel's NPI (1518949163) is active in the NPPES registry as of the last update on 2013-05-29.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.