Matthew Pirnazar, M.D.
NPI 1811015241 · Child & Adolescent Psychiatry Physician · Los Angeles, CA
Enrolled with Medicare as Practitioner - Psychiatry · source: CMS PECOS Public Provider Enrollment (2026.04.01)
Matthew Pirnazar, M.D. is a Child & Adolescent Psychiatry Physician provider in Los Angeles, CA (NPI 1811015241).
Provider details
- NPI number
- 1811015241
- Entity type
- Individual
- Primary specialty
- Child & Adolescent Psychiatry PhysicianAllopathic & Osteopathic Physicians
- Credential
- M.D.
- Sex
- Male
- Sole proprietor
- No
- License
- A86494 (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
19 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 · 53 distinct drugs on file.
| Drug | Part D claims (2024) | Beneficiaries |
|---|---|---|
| Clonazepam | 156 | 31 |
| Lorazepam | 134 | 29 |
| Alprazolam | 127 | 23 |
| Duloxetine Hcl | 101 | 38 |
| Trazodone Hcl | 92 | 36 |
| Buspirone Hcl | 89 | 25 |
| Zolpidem Tartrate | 84 | 15 |
Practice location
Mailing address
Registry dates
- Enumerated
- 2007-03-26
- Last updated
- 2021-11-30
Frequently asked questions
- What is Matthew Pirnazar's NPI number?
- Matthew Pirnazar's National Provider Identifier (NPI) is 1811015241, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Matthew Pirnazar's specialty?
- Matthew Pirnazar is listed in the NPPES registry with a primary specialty of Child & Adolescent Psychiatry Physician (Allopathic & Osteopathic Physicians).
- Where is Matthew Pirnazar located?
- Matthew Pirnazar's practice location on file with NPPES is 1701 Camino Palmero St, Los Angeles, CA 90046-2902.
- What is Matthew Pirnazar's phone number?
- The practice phone number listed in the NPPES registry for Matthew Pirnazar is (310) 876-0550.
- Does Matthew Pirnazar accept Medicare?
- Matthew Pirnazar is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Is Matthew Pirnazar's NPI active?
- Yes — Matthew Pirnazar's NPI (1811015241) is active in the NPPES registry as of the last update on 2021-11-30.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.