DR. OSCAR JOSEPHUS ZAGALA (M.D.) – Anesthesiology Physician, NPI 1730131053
Anesthesiology Physician
Main info
Doctor Profile
Profile Insights
NPPES metrics only — not quality of care.
6,371 ANESTHESIOLOGY in CA
Provider Addresses for DR. OSCAR JOSEPHUS ZAGALA (M.D.)
1420 S Central Ave
Glendale, CA 912042508
Phone: (818) 502-1900
Fax: (818) 502-4738
Type: Location
8700 BEVERLY BLVD STE SB290
W HOLLYWOOD, CA 900481804
Phone: (310) 423-5841
Type: Location
Glendale Memorial Hospital, 1420, South Central Avenue, Glendale, Los Angeles County, California, 91204, United States
GLENDALE, CA 912042508
Phone: (818) 502-1900
Fax: (818) 502-4738
Type: Location
PO BOX 60790
PASADENA, CA 911166790
Phone: (626) 795-6596
Fax: (626) 795-8247
Type: Mailing
NPPES updates history
No NPPES updates recorded for this provider.
Prescription Activity
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Open Payments (CMS)
CMS reports 2 Open Payments records for all available years, with a total value of $46.
Total Amount is formed as General ($46) + Research ($0) + Ownership ($0) = $46.
Last reported payment date: 2024-12-12 • Largest payer in this snapshot: Edwards Lifesciences Corporation ($29).
Total Amount
$46
General + Research + Ownership
Payments
2
Total payment records
General Amount
$46
General payments
Research Amount
$0
Research funding
Ownership Amount
$0
Ownership interests
Ownership Count
0
Ownership records
Last Payment Date
2024-12-12
Latest reported date
Top Companies
Largest payers in this snapshot
| Company | Amount |
|---|---|
| Edwards Lifesciences Corporation | $29 |
| Merck Sharp & Dohme LLC | $17 |
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: 2004-12-10
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 |
|---|---|---|---|---|
| I20041210000509 | I | Anesthesiology | 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 |
|---|---|---|---|---|
| 00731 | Anesthesia for other procedure on esophagus, stomach, or upper small bowel using an endoscope | 23 | 21 | $0 |
| 00790 | Anesthesia for other procedure on upper abdomen | 15 | 15 | $0 |
| 00840 | Anesthesia for other procedure on lower abdomen | 14 | 14 | $0 |
Insurance plans in this area (ZIP 91204)
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Group practice members
| Name | Specialty | State |
|---|---|---|
| Hospitalist, Internal Medicine | CA | |
| P A T H O L O G Y | NY | |
| - | CA | |
| - | CA | |
| P A T H O L O G Y | MO | |
| A N E S T H E S I O L O G Y | NY | |
| Physician Assistant | CA | |
| Diagnostic Radiology | MA | |
| A N E S T H E S I O L O G Y | CA | |
| A N E S T H E S I O L O G Y | CA |
Reviews
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