Matt Jason Llamas, MD
NPI 1215677026 · Psychiatry Physician · Los Angeles, CA
Enrolled with Medicare as Practitioner - Psychiatry · source: CMS PECOS Public Provider Enrollment (2026.04.01)
Matt Jason Llamas, MD is a Psychiatry Physician provider in Los Angeles, CA (NPI 1215677026).
Provider details
- NPI number
- 1215677026
- Entity type
- Individual
- Primary specialty
- Psychiatry PhysicianAllopathic & Osteopathic Physicians
- Credential
- MD
- Sex
- Male
- Sole proprietor
- No
Specialties & taxonomies
Allopathic & Osteopathic Physicians
Student, Health Care
Profile Score
A profile completeness & documented-activity index — NOT a quality, outcomes, or patient-satisfaction rating.
- Registry tenure38% of score
4 yrs in NPPES registry
- Profile completeness38% of score
83% of core fields populated
- Practice footprint23% of score
2 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 · 9 distinct drugs on file.
| Drug | Part D claims (2024) |
|---|---|
| Escitalopram Oxalate | 18 |
| Aripiprazole | 16 |
| Clonazepam | 16 |
| Quetiapine Fumarate | 16 |
| Risperidone | 15 |
| Trazodone Hcl | 15 |
| Venlafaxine Hclbrand: Venlafaxine Hcl Er | 15 |
| Mirtazapine | 14 |
| Bupropion Hcl |
Practice location
Mailing address
Additional practice locations (1)
- 757 Westwood PlzLos Angeles, CA 90095-8358Phone: (310) 825-1289
Registry dates
- Enumerated
- 2022-03-30
- Last updated
- 2024-07-17
- Certified
- 2024-07-17
Frequently asked questions
- What is Matt Jason Llamas's NPI number?
- Matt Jason Llamas's National Provider Identifier (NPI) is 1215677026, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Matt Jason Llamas's specialty?
- Matt Jason Llamas is listed in the NPPES registry with a primary specialty of Psychiatry Physician (Allopathic & Osteopathic Physicians).
- Where is Matt Jason Llamas located?
- Matt Jason Llamas's practice location on file with NPPES is 2116 Arlington Ave, Los Angeles, CA 90018-1353.
- What is Matt Jason Llamas's phone number?
- The practice phone number listed in the NPPES registry for Matt Jason Llamas is (323) 334-9000.
- Does Matt Jason Llamas accept Medicare?
- Matt Jason Llamas is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Is Matt Jason Llamas's NPI active?
- Yes — Matt Jason Llamas's NPI (1215677026) is active in the NPPES registry as of the last update on 2024-07-17.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.