Liana Tanase, M.D.
NPI 1124070560 · Psychiatry Physician · Ontario, CA
Enrolled with Medicare as Practitioner - Psychiatry · source: CMS PECOS Public Provider Enrollment (2026.04.01)
Liana Tanase, M.D. is a Psychiatry Physician provider in Ontario, CA (NPI 1124070560).
Provider details
- NPI number
- 1124070560
- Entity type
- Individual
- Primary specialty
- Psychiatry PhysicianAllopathic & Osteopathic Physicians
- Credential
- M.D.
- Sex
- Female
- Sole proprietor
- No
- License
- A79427 (CA)
Specialties & taxonomies
Allopathic & Osteopathic Physicians
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.
What this provider prescribes (Medicare Part D)
Top drugs by Medicare Part D claim volume, 2024 · 9 distinct drugs on file.
| Drug | Part D claims (2024) |
|---|---|
| Escitalopram Oxalate | 25 |
| Trazodone Hcl | 25 |
| Fluoxetine Hcl | 22 |
| Divalproex Sodium | 15 |
| Zolpidem Tartrate | 14 |
| Olanzapine | 13 |
| Doxepin Hcl | 12 |
| Quetiapine Fumaratebrand: Quetiapine Fumarate Er | 11 |
| Venlafaxine Hclbrand: Venlafaxine Hcl Er |
Practice location
Mailing address
Registry dates
- Enumerated
- 2006-05-16
- Last updated
- 2021-03-01
- Certified
- 2021-03-01
Frequently asked questions
- What is Liana Tanase's NPI number?
- Liana Tanase's National Provider Identifier (NPI) is 1124070560, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Liana Tanase's specialty?
- Liana Tanase is listed in the NPPES registry with a primary specialty of Psychiatry Physician (Allopathic & Osteopathic Physicians).
- Where is Liana Tanase located?
- Liana Tanase's practice location on file with NPPES is 855 N Euclid Ave Ofc, Ontario, CA 91762-2729.
- What is Liana Tanase's phone number?
- The practice phone number listed in the NPPES registry for Liana Tanase is (909) 983-2020.
- Does Liana Tanase accept Medicare?
- Liana Tanase is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Is Liana Tanase's NPI active?
- Yes — Liana Tanase's NPI (1124070560) is active in the NPPES registry as of the last update on 2021-03-01.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.