Susan Marusak, MD
NPI 1508881830 · Psychiatry Physician · Los Angeles, CA
Susan Marusak, MD is a Psychiatry Physician provider in Los Angeles, CA (NPI 1508881830).
Provider details
- NPI number
- 1508881830
- Entity type
- Individual
- Primary specialty
- Psychiatry PhysicianAllopathic & Osteopathic Physicians
- Credential
- MD
- Sex
- Female
- Sole proprietor
- No
- License
- A65685 (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
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 · 8 distinct drugs on file.
| Drug | Part D claims (2024) |
|---|---|
| Zolpidem Tartrate | 21 |
| Bupropion Hclbrand: Bupropion Xl | 21 |
| Escitalopram Oxalate | 20 |
| Alprazolam | 19 |
| Citalopram Hydrobromidebrand: Citalopram Hbr | 17 |
| Duloxetine Hcl | 15 |
| Lithium Carbonatebrand: Lithium Carbonate Er | 14 |
| Quetiapine Fumarate | 13 |
Practice location
Mailing address
Registry dates
- Enumerated
- 2006-07-13
- Last updated
- 2008-08-07
Frequently asked questions
- What is Susan Marusak's NPI number?
- Susan Marusak's National Provider Identifier (NPI) is 1508881830, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Susan Marusak's specialty?
- Susan Marusak is listed in the NPPES registry with a primary specialty of Psychiatry Physician (Allopathic & Osteopathic Physicians).
- Where is Susan Marusak located?
- Susan Marusak's practice location on file with NPPES is 300 Medical Plz, Los Angeles, CA 90095-0001.
- What is Susan Marusak's phone number?
- The practice phone number listed in the NPPES registry for Susan Marusak is (310) 825-9989.
- Is Susan Marusak's NPI active?
- Yes — Susan Marusak's NPI (1508881830) is active in the NPPES registry as of the last update on 2008-08-07.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.