David Tweedy, PH.D.
NPI 1336295500 · Clinical Psychologist · Carlsbad, CA
Enrolled with Medicare as Practitioner - Clinical Psychologist · source: CMS PECOS Public Provider Enrollment (2026.04.01)
David Tweedy, PH.D. is a Clinical Psychologist provider in Carlsbad, CA (NPI 1336295500).
Provider details
- NPI number
- 1336295500
- Entity type
- Individual
- Primary specialty
- Clinical PsychologistBehavioral Health & Social Service Providers
- Credential
- PH.D.
- Sex
- Male
- Sole proprietor
- Yes
- License
- PSY16608 (CA)
Specialties & taxonomies
Behavioral Health & Social Service Providers
Behavioral Health & Social Service Providers
Behavioral Health & Social Service Providers
- Adult Development & Aging Psychologist103TA0700X
Behavioral Health & Social Service Providers
Profile Score
A profile completeness & documented-activity index — NOT a quality, outcomes, or patient-satisfaction rating.
- Registry tenure28% of score
19 yrs in NPPES registry
- Profile completeness28% of score
100% of core fields populated
- Practice footprint17% of score
1 documented practice location
- Medicare service volume (vs. specialty peers)28% of score
2,028 Medicare services, 2024 (ranked within specialty)
Medicare volume is ranked against active providers in the same specialty. 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.
What this provider does (Medicare)
Based on Medicare fee-for-service claims, 2024; not all care is captured.
| Service (HCPCS) | Medicare services | Typical Medicare-allowed (2024) |
|---|---|---|
| Psychotherapy, 30 Minutes90832 | 601 | $67 |
| Psychotherapy, 45 Minutes90834 | 437 | $89 |
| Psychiatric Diagnostic Evaluation90791 | 364 | $145 |
| Psychotherapy, 1 Hour90837 | 305 | $157 |
| Psychiatric Services Complicated By Communication Factor90785 | 114 | $13 |
| Initial Hospital Care With Straightforward Or Low-Level Medical Decision Making, If Using Time, at Least 55 Minutes99222 | 85 | $128 |
| Subsequent Hospital Care With Moderate Levelof Medical Decision Making, If Using Time, at Least 50 Minutes |
Practice location
Mailing address
Registry dates
- Enumerated
- 2007-01-28
- Last updated
- 2011-02-22
Frequently asked questions
- What is David Tweedy's NPI number?
- David Tweedy's National Provider Identifier (NPI) is 1336295500, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is David Tweedy's specialty?
- David Tweedy is listed in the NPPES registry with a primary specialty of Clinical Psychologist (Behavioral Health & Social Service Providers).
- Where is David Tweedy located?
- David Tweedy's practice location on file with NPPES is 2945 Harding St., Carlsbad, CA 92008.
- What is David Tweedy's phone number?
- The practice phone number listed in the NPPES registry for David Tweedy is (760) 434-3443.
- Does David Tweedy accept Medicare?
- David Tweedy is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Is David Tweedy's NPI active?
- Yes — David Tweedy's NPI (1336295500) is active in the NPPES registry as of the last update on 2011-02-22.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.