DR. PAUL HERMAN COLUZZI (M.D.) – Hematology & Oncology Physician, NPI 1972563906
Hematology & Oncology Physician
Main info
Doctor Profile
Profile Insights
NPPES metrics only — not quality of care.
Provider Addresses for DR. PAUL HERMAN COLUZZI (M.D.)
250 E YALE LOOP STE A
IRVINE, CA 926044697
Phone: (949) 653-2959
Fax: (949) 653-5589
Type: Mailing
250 E Yale Loop Ste A
Irvine, CA 926044697
Phone: (949) 653-2959
Fax: (949) 653-5589
Type: Location
200 S MANCHESTER AVE STE 300
ORANGE, CA 928683219
Phone: (714) 456-2986
Type: Mailing
101 THE CITY DR S
ORANGE, CA 928683201
Phone: (714) 456-2986
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: 2007-11-02
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 |
|---|---|---|---|---|
| I20071102000393 | I | Hematology/Oncology | 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 |
|---|---|---|---|---|
| 99215 | Established patient office or other outpatient visit, 40-54 minutes | 440 | 195 | $0 |
| 99205 | New patient office or other outpatient visit, 60-74 minutes | 24 | 24 | $0 |
| 99223 | Initial hospital care with moderate level of medical decision making, if using time, at least 75 minutes | 17 | 17 | $0 |
| 99233 | Subsequent hospital care with moderate levelof medical decision making, if using time, at least 50 minutes | 14 | 11 | $0 |
| 99214 | Established patient office or other outpatient visit, 30-39 minutes | 13 | 11 | $0 |
Insurance plans in this area (ZIP 92604)
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Group practice members
| Name | Specialty | State |
|---|---|---|
| G A S T R O E N T E R O L O G Y | FL | |
| H E M A T O L O G Y/ O N C O L O G Y | CA | |
| Cardiovascular Disease (Cardiology) | CA | |
| Pulmonary Disease, Critical Care (Intensivists) | MN | |
| Cardiovascular Disease (Cardiology) | CA | |
| Internal Medicine, Endocrinology | CA | |
| Nurse Practitioner | CA | |
| Infectious Disease, Internal Medicine | CA | |
| Nurse Practitioner | CA | |
| Internal Medicine | CA |
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