Eugene Karpus, M.D.
NPI 1831239920 · Psychiatry Physician · Woodland Hills, CA
Enrolled with Medicare as Practitioner - Psychiatry · source: CMS PECOS Public Provider Enrollment (2026.04.01)
Eugene Karpus, M.D. is a Psychiatry Physician provider in Woodland Hills, CA (NPI 1831239920).
Provider details
- NPI number
- 1831239920
- Entity type
- Individual
- Primary specialty
- Psychiatry PhysicianAllopathic & Osteopathic Physicians
- Credential
- M.D.
- Sex
- Male
- Sole proprietor
- Yes
- License
- A98868 (CA)
Specialties & taxonomies
Allopathic & Osteopathic Physicians
Profile Score
A profile completeness & documented-activity index — NOT a quality, outcomes, or patient-satisfaction rating.
- Registry tenure25% of score
19 yrs in NPPES registry
- Profile completeness25% of score
100% of core fields populated
- Practice footprint15% of score
1 documented practice location
- Medicare service volume (vs. specialty peers)25% of score
6,350 Medicare services, 2024 (ranked within specialty)
- Open Payments transparency10% of score
Has Open Payments disclosures (2024)
Medicare volume is ranked against active providers in the same specialty. 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 .
What this provider does (Medicare)
Based on Medicare fee-for-service claims, 2024; not all care is captured.
| Service (HCPCS) | Medicare services | Typical Medicare-allowed (2024) |
|---|---|---|
| Psychotherapy With Evaluation and Management Visit, 30 Minutes90833 | 2,797 | $61 |
| Subsequent Hospital Care With Moderate Levelof Medical Decision Making, If Using Time, at Least 35 Minutes99232 | 1,669 | $76 |
| Subsequent Hospital Care With Moderate Levelof Medical Decision Making, If Using Time, at Least 50 Minutes99233 | 527 | $114 |
| Subsequent Hospital Care With Straightforward Or Low Level of Medical Decision Making, Per Day, If Using Time, at Least 25 Minutes99231 | 312 | $47 |
| Psychotherapy With Evaluation and Management Visit, 30 Minutes90833 | 198 | $69 |
| Established Patient Office Or Other Outpatient Visit With Low Level OD Decision Making, If Using Time, 20 Minutes Or More99213 |
What this provider prescribes (Medicare Part D)
Top drugs by Medicare Part D claim volume, 2024 · 43 distinct drugs on file.
| Drug | Part D claims (2024) | Beneficiaries |
|---|---|---|
| Quetiapine Fumarate | 452 | 87 |
| Divalproex Sodium | 431 | 96 |
| Gabapentin | 418 | 79 |
| Trazodone Hcl | 378 | 73 |
| Olanzapine | 316 | 59 |
| Mirtazapine | 315 | 78 |
| Clonazepam | 285 | 43 |
Transparency — industry payments
Based on CMS Open Payments, 2024; not all care is captured.
$1,887 across 21 records (Open Payments 2024)
Open Payments discloses payments and transfers of value (meals, travel, consulting, research, royalties) from drug and device makers to providers. This is a transparency signal, not a verdict — such payments are legal and common, and their presence is neither an endorsement nor a criticism. Source: CMS Open Payments, program year 2024.
Practice location
Mailing address
Registry dates
- Enumerated
- 2007-02-07
- Last updated
- 2012-02-29
Frequently asked questions
- What is Eugene Karpus's NPI number?
- Eugene Karpus's National Provider Identifier (NPI) is 1831239920, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Eugene Karpus's specialty?
- Eugene Karpus is listed in the NPPES registry with a primary specialty of Psychiatry Physician (Allopathic & Osteopathic Physicians).
- Where is Eugene Karpus located?
- Eugene Karpus's practice location on file with NPPES is 20251 Ventura Blvd, Woodland Hills, CA 91364-2563.
- What is Eugene Karpus's phone number?
- The practice phone number listed in the NPPES registry for Eugene Karpus is (818) 883-9000.
- Does Eugene Karpus accept Medicare?
- Eugene Karpus is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Is Eugene Karpus's NPI active?
- Yes — Eugene Karpus's NPI (1831239920) is active in the NPPES registry as of the last update on 2012-02-29.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.