MS. DOROTHY LIU-BARBARO M.D.
NPI 1851602270
Psychiatry & Neurology - Psychiatry in La Jolla, CA
About Ms. Dorothy Liu-barbaro M.d. NPPES
Official registry information on file with the National Plan and Provider Enumeration System.
MS. DOROTHY LIU-BARBARO M.D. (NPI 1851602270) is an individual psychiatry provider in La Jolla, California, licensed in California (115342A) and active in the NPI registry since June 2010. She is enrolled in Medicare PECOS and is a graduate of Other (2009).
NPPES Registry Identity
Specialties & Licenses 2
Other Names 1
Medicare Participation & PECOS CMS
Medicare enrollment, assignment, billing reassignment, and ordering and referring status from CMS.
Medicare Enrollment Status
Enrolled in Medicare and accepts Medicare assignment
Ms. Dorothy Liu-barbaro M.d. is registered in PECOS and agrees to accept the Medicare-approved amount as full payment. Medicare patients are not billed beyond the standard deductible and coinsurance.
Medicare Billing Reassignments
5Medicare enrollment records show Dorothy Liu-barbaro reassigns Medicare billing to 5 organizations. Each organization bills Medicare for the services this provider delivers there; the nearest is listed first.
Escondido, CA 92025
- Reassigned Medicare billing, California enrollment
- 332 clinicians in this Medicare group
Orange, CA 92868
- Reassigned Medicare billing, California enrollment
- 840 clinicians in this Medicare group
Indio, CA 92201
- Reassigned Medicare billing, California enrollment
- 208 clinicians in this Medicare group
Fresno, CA 93720
- Reassigned Medicare billing, California enrollment
- 181 clinicians in this Medicare group
Marysville, CA 95901
- Reassigned Medicare billing, California enrollment
- 110 clinicians in this Medicare group
Source: CMS Revalidation Reassignment List, October 2026 release. Reassignment records can lag staffing changes; confirm a current affiliation with the organization.
Physician Visit Costs CMS claims · ZIP area
Typical Medicare office-visit costs in the 92093 ZIP code area, from fee-for-service claims. These are area statistics, not this provider’s prices; actual charges vary by service and coverage.
Referred Medical Equipment & Supplies CMS DME claims 4
Durable medical equipment, devices and supplies this provider ordered from DME suppliers for patients, from Medicare fee-for-service claims.
Other Providers at the Same Location NPPES 20
Providers registered at the same practice address, or within the immediate area, according to the NPPES registry.
LA JOLLA, CA 92093
LA JOLLA, CA 92093
Frequently Asked Questions NPPES & CMS
Common questions about this NPI record, answered from the official NPPES registry and CMS datasets shown on this page.
What is Dorothy Liu-barbaro's NPI number?
The NPI number for Dorothy Liu-barbaro is 1851602270. It was assigned to this individual provider in the NPPES registry on June 30, 2010. The provider is also known as Miss Dorothy Liu M.D..
Where is Dorothy Liu-barbaro located?
Dorothy Liu-barbaro practices at 9500 Gilman Dr Ucsd Mail Code 0603R, La Jolla, CA 92093. The listed phone number is (858) 534-4040.
What is Dorothy Liu-barbaro's specialty?
The primary specialty registered for this NPI is Psychiatry & Neurology, specializing in Psychiatry, with taxonomy code 2084P0800X.
Is Dorothy Liu-barbaro enrolled in Medicare?
Yes. Dorothy Liu-barbaro is registered in the Medicare PECOS system and accepts Medicare assignment, which means accepting the Medicare-approved amount as payment in full for covered services.
Which organizations bill Medicare for Dorothy Liu-barbaro's services?
According to the CMS Revalidation Reassignment List (October 2026 release), Dorothy Liu-barbaro reassigns Medicare benefits to 5 organizations: Neighborhood Healthcare (Escondido, CA), Pih Health Physicians (Orange, CA), Cep America - Psychiatry PC (Indio, CA), Saint Agnes Medical Center (Fresno, CA) and Rideout Memorial Hospital (Marysville, CA). Each reassignment is filed with Medicare on form CMS-855R, signed by both the clinician and the organization, and lets the organization bill Medicare and receive payment for Dorothy Liu-barbaro's services. Reassignment records can lag staffing changes; confirm current arrangements with the organization.
When was this NPI record last updated?
The NPPES record for Dorothy Liu-barbaro was last updated on August 10, 2016. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 10 years ago. If this record has changed at CMS more recently, you can request an on-demand re-check against the live CMS registry, directly from this page.
# Ms. Dorothy Liu-Barbaro, M.D. · NPI 1851602270
Psychiatry physician in La Jolla, California. Individual provider, active in the CMS NPPES registry since June 30, 2010.
## Identity
- **NPI:** 1851602270 (Entity type: Individual)
- **Enumerated:** June 30, 2010
- **Primary specialty:** Psychiatry & Neurology - Psychiatry · taxonomy 2084P0800X
- **State license:** 115342A (California)
- **Sole proprietor:** Yes
## Practice location
- **Address:** 9500 GILMAN DR, UCSD MAIL CODE 0603R, La Jolla, CA 92093-5004
- **Phone:** (858) 534-4040
## Medicare
- **Medicare:** Enrolled (PECOS); accepts Medicare assignment
- **Ordering & referring:** eligible for Part B labs & imaging, durable medical equipment, home health, power mobility devices
- **Bills Medicare through:** 5 organizations under Medicare reassignment (form CMS-855R): Neighborhood Healthcare (NPI 1598703647, Escondido, CA); Pih Health Physicians (NPI 1083313589, Orange, CA); Cep America - Psychiatry PC (NPI 1144195926, Indio, CA); Saint Agnes Medical Center (NPI 1205845567, Fresno, CA); Rideout Memorial Hospital (NPI 1720088354, Marysville, CA) · CMS Revalidation Reassignment List, October 2026 release
- **Medical school:** Other, class of 2009
## Record status
- **NPPES last updated:** August 10, 2016
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Source: [NPI Profile](https://npiprofile.com/npi/1851602270) · Data from the CMS NPPES public registry.