Dorothy Liu-Barbaro, M.D.
NPI 1851602270 · Psychiatry Physician · La Jolla, CA
Enrolled with Medicare as Practitioner - Family Practice · source: CMS PECOS Public Provider Enrollment (2026.04.01)
Dorothy Liu-Barbaro, M.D. is a Psychiatry Physician provider in La Jolla, CA (NPI 1851602270).
Provider details
- NPI number
- 1851602270
- Entity type
- Individual
- Primary specialty
- Psychiatry PhysicianAllopathic & Osteopathic Physicians
- Credential
- M.D.
- Sex
- Female
- Sole proprietor
- Yes
- License
- 115342A (CA)
Specialties & taxonomies
Allopathic & Osteopathic Physicians
Allopathic & Osteopathic Physicians
Profile Score
A profile completeness & documented-activity index — NOT a quality, outcomes, or patient-satisfaction rating.
- Registry tenure38% of score
15 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.
What this provider prescribes (Medicare Part D)
Top drugs by Medicare Part D claim volume, 2024 · 77 distinct drugs on file.
| Drug | Part D claims (2024) | Beneficiaries |
|---|---|---|
| Trazodone Hcl | 206 | 26 |
| Duloxetine Hcl | 190 | 16 |
| Atorvastatin Calcium | 163 | 40 |
| Bupropion Hclbrand: Bupropion Xl | 132 | 17 |
| Prazosin Hcl | 128 | 16 |
| Amlodipine Besylate | 118 | 27 |
| Metformin Hcl |
Practice location
Mailing address
Registry dates
- Enumerated
- 2010-06-30
- Last updated
- 2016-08-10
Frequently asked questions
- What is Dorothy Liu-Barbaro's NPI number?
- Dorothy Liu-Barbaro's National Provider Identifier (NPI) is 1851602270, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Dorothy Liu-Barbaro's specialty?
- Dorothy Liu-Barbaro is listed in the NPPES registry with a primary specialty of Psychiatry Physician (Allopathic & Osteopathic Physicians).
- Where is Dorothy Liu-Barbaro located?
- Dorothy Liu-Barbaro's practice location on file with NPPES is 9500 Gilman Dr, La Jolla, CA 92093-5004.
- What is Dorothy Liu-Barbaro's phone number?
- The practice phone number listed in the NPPES registry for Dorothy Liu-Barbaro is (858) 534-4040.
- Does Dorothy Liu-Barbaro accept Medicare?
- Dorothy Liu-Barbaro is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Is Dorothy Liu-Barbaro's NPI active?
- Yes — Dorothy Liu-Barbaro's NPI (1851602270) is active in the NPPES registry as of the last update on 2016-08-10.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.