STEVE YOUSSEFIAN (M.D.) – Family Medicine Physician, NPI 1043698707
Family Medicine Physician
Main info
Doctor Profile
Profile Insights
NPPES metrics only — not quality of care.
13,194 FAMILY PRACTICE in CA
Provider Addresses for STEVE YOUSSEFIAN (M.D.)
315 N 3rd Ave
Covina, CA 917231905
Phone: (626) 967-4469
Type: Location
420 W ROWLAND ST
COVINA, CA 917232943
Phone: (626) 331-6411
Type: Mailing
PO BOX 4039
ORANGE, CA 928634039
Phone: (714) 571-5000
Type: Mailing
1125 VIA VERDE
SAN DIMAS, CA 917734400
Phone: (909) 592-9778
Fax: (909) 599-6126
Type: Location
NPPES updates history
No NPPES updates recorded for this provider.
Prescription Activity
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Open Payments (CMS)
CMS reports 14 Open Payments records for all available years, with a total value of $288.
Total Amount is formed as General ($288) + Research ($0) + Ownership ($0) = $288.
Last reported payment date: 2023-09-26 • Largest payer in this snapshot: AstraZeneca Pharmaceuticals LP ($69).
Total Amount
$288
General + Research + Ownership
Payments
14
Total payment records
General Amount
$288
General payments
Research Amount
$0
Research funding
Ownership Amount
$0
Ownership interests
Ownership Count
0
Ownership records
Last Payment Date
2023-09-26
Latest reported date
Top Companies
Largest payers in this snapshot
| Company | Amount |
|---|---|
| AstraZeneca Pharmaceuticals LP | $69 |
| Lilly USA, LLC | $60 |
| Amgen Inc. | $58 |
| GlaxoSmithKline, LLC. | $49 |
| Novo Nordisk Inc | $23 |
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: 2018-12-06
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 |
|---|---|---|---|---|
| I20181206002674 | I | Family Practice | 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 |
|---|---|---|---|---|
| 99214 | Established patient office or other outpatient visit, 30-39 minutes | 174 | 88 | $0 |
| 99213 | Established patient office or other outpatient visit, 20-29 minutes | 46 | 41 | $0 |
| 99442 | Telephone medical discussion with physician, 11-20 minutes | 29 | 23 | $0 |
| 99204 | New patient office or other outpatient visit, 45-59 minutes | 24 | 24 | $0 |
| 93000 | Routine electrocardiogram (ecg) using at least 12 leads with interpretation and report | 11 | 11 | $0 |
Insurance plans in this area (ZIP 91723)
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Group practice members
| Name | Specialty | State |
|---|---|---|
| Radiation Oncology | MD | |
| Family Practice | CA | |
| Physician Assistant | CA | |
| O B S T E T R I C S/ G Y N E C O L O G Y | CA | |
| Physician Assistant | CA | |
| Family Practice, General Practice | CA | |
| P O D I A T R Y | CA | |
| Family Practice | CA | |
| H E M A T O L O G Y/ O N C O L O G Y | CA | |
| O B S T E T R I C S/ G Y N E C O L O G Y | CA |
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