Elizabeth Tien, M.D.
NPI 1851554364 · Child & Adolescent Psychiatry Physician · Los Angeles, CA
Enrolled with Medicare as Practitioner - Psychiatry · source: CMS PECOS Public Provider Enrollment (2026.04.01)
Elizabeth Tien, M.D. is a Child & Adolescent Psychiatry Physician provider in Los Angeles, CA (NPI 1851554364).
Provider details
- NPI number
- 1851554364
- Entity type
- Individual
- Primary specialty
- Child & Adolescent Psychiatry PhysicianAllopathic & Osteopathic Physicians
- Credential
- M.D.
- Sex
- Female
- Sole proprietor
- Yes
- License
- 256438 (NY)
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
17 yrs in NPPES registry
- Profile completeness38% of score
100% of core fields populated
- Practice footprint23% of score
3 documented practice locations
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 · 13 distinct drugs on file.
| Drug | Part D claims (2024) |
|---|---|
| Trazodone Hcl | 46 |
| Fluoxetine Hcl | 40 |
| Quetiapine Fumarate | 39 |
| Bupropion Hclbrand: Bupropion Xl | 38 |
| Benztropine Mesylate | 24 |
| Sertraline Hcl | 24 |
| Aripiprazole | 19 |
| Venlafaxine Hclbrand: Venlafaxine Hcl Er | 19 |
Practice location
Mailing address
Additional practice locations (2)
- 577 1st AveNew York, NY 10016-6404Phone: (212) 263-6622
- 268 Canal StNew York, NY 10013-3599Phone: (212) 941-2213Fax: (212) 941-2180
Registry dates
- Enumerated
- 2008-07-03
- Last updated
- 2022-07-11
- Certified
- 2022-07-11
Frequently asked questions
- What is Elizabeth Tien's NPI number?
- Elizabeth Tien's National Provider Identifier (NPI) is 1851554364, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Elizabeth Tien's specialty?
- Elizabeth Tien is listed in the NPPES registry with a primary specialty of Child & Adolescent Psychiatry Physician (Allopathic & Osteopathic Physicians).
- Where is Elizabeth Tien located?
- Elizabeth Tien's practice location on file with NPPES is 1720 E 120th St, Los Angeles, CA 90059-3052.
- What is Elizabeth Tien's phone number?
- The practice phone number listed in the NPPES registry for Elizabeth Tien is (310) 668-4272.
- Does Elizabeth Tien accept Medicare?
- Elizabeth Tien is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Is Elizabeth Tien's NPI active?
- Yes — Elizabeth Tien's NPI (1851554364) is active in the NPPES registry as of the last update on 2022-07-11.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.