GENE YEN (PSYCHIATRIST) – Psychiatry Physician, NPI 1477581379
Psychiatry Physician
Main info
Doctor Profile
Profile Insights
NPPES metrics only — not quality of care.
4,134 PSYCHIATRY in CA
Provider Addresses for GENE YEN (PSYCHIATRIST)
520 S La Fayette Park Pl Ste 300
Los Angeles, CA 900575400
Phone: (213) 252-2100
Fax: (213) 252-2199
Type: Location
11050 Artesia Blvd Ste E
Cerritos, CA 907032542
Phone: (562) 860-8838
Type: Location
600 ST PAUL AVE STE 101
LOS ANGELES, CA 900175660
Phone: (213) 483-3000
Type: Location
300, South La Fayette Park Place, Westlake, Los Angeles, Los Angeles County, California, 90057, United States
LOS ANGELES, CA 900575400
Phone: (213) 252-2100
Fax: (213) 252-2199
Type: Location
NPPES updates history
No NPPES updates recorded for this provider.
Prescription Activity
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Open Payments (CMS)
No Open Payments data available for this provider.
This can happen when there are no reportable CMS Open Payments records.
Medicare Enrollment & Revalidation
Source: CMS public data · Not endorsed by CMS ·
Educational use only—not medical, billing, or legal advice.
PECOS enrollment status
Participating (accepts Medicare assignment)
Enrollment effective: 2010-03-09
PECOS data refreshed: 2026-05-27
Medicare revalidation (CMS due date list)
Due date not assigned yet
CMS is tracking this Medicare enrollment for revalidation, but has not published a due date.
Enrollment records
1
Earliest due date
Not assigned (TBD)
CMS data updated
2026-06-01
Revalidation progress
- Medicare enrolled
- On CMS revalidation list
- Due date assigned
- Revalidate in PECOS
CMS enrollment records
| Enrollment ID | Type | Specialty | State | Due date |
|---|---|---|---|---|
| I20100309000485 | I | Psychiatry | CA | TBD |
What to do next
- No action required while the due date shows TBD.
- Check the CMS Revalidation Lookup Tool periodically — CMS updates the list about every 60 days.
- Do not submit a revalidation application in PECOS until CMS publishes a concrete due date.
Prepare CMS-855 application → · Look up this NPI in PECOS → · Verify on CMS PECOS
Medicare Utilization (FFS)
Source: CMS public data · Not endorsed by CMS · Beneficiary counts under 11 are suppressed in source data ·
Educational use only—not medical, billing, or legal advice.
Top Medicare procedures (2023) · refreshed 2026-05-27
| HCPCS | Description | Services | Beneficiaries | Medicare allowed |
|---|---|---|---|---|
| 99443 | Telephone medical discussion with physician, 21-30 minutes | 253 | 50 | $0 |
| 99214 | Established patient office or other outpatient visit, 30-39 minutes | 98 | 32 | $0 |
| 99213 | Established patient office or other outpatient visit, 20-29 minutes | 25 | 18 | $0 |
Insurance plans in this area (ZIP 90057)
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Group practice members
| Name | Specialty | State |
|---|---|---|
| - | CA | |
| P S Y C H I A T R Y | CA | |
| Marriage And Family Therapist | CA | |
| Nurse Practitioner | CA | |
| Marriage And Family Therapist | CA | |
| Clinical Social Worker | CA | |
| Clinical Social Worker | CA | |
| Clinical Psychologist | CA | |
| P S Y C H I A T R Y | CA | |
| Clinical Social Worker | CA |
Reviews
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