GREGORY B HOANG (MD) – Medical Oncology Physician, NPI 1952362816
Medical Oncology Physician
Main info
Doctor Profile
Profile Insights
NPPES metrics only — not quality of care.
1,007 HEMATOLOGY/ONCOLOGY in FL
Provider Addresses for GREGORY B HOANG (MD)
1264 Malabar Rd SE
Palm Bay, FL 329072556
Phone: (321) 725-8300
Fax: (321) 725-1555
Type: Location
1048 Harvin Way
Rockledge, FL 329553229
Phone: (321) 636-2111
Fax: (321) 636-7180
Type: Location
PO BOX 100045
ATLANTA, GA 303480045
Phone: (231) 725-8300
Fax: (321) 725-1555
Type: Mailing
20, San Filippo Drive Southeast, Palm Bay, Brevard County, Florida, 32909, United States
PALM BAY, FL 329092200
Phone: (321) 725-8300
Fax: (321) 725-1555
Type: Location
Rice Box, Atlanta BeltLine Eastside Trail, Atlanta, Georgia, 30308, United States
ATLANTA, GA 303534595
Phone: (231) 725-8300
Fax: (321) 725-1555
Type: Mailing
NPPES updates history
No NPPES updates recorded for this provider.
Prescription Activity
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Open Payments (CMS)
CMS reports 433 Open Payments records for all available years, with a total value of $12,173.
Total Amount is formed as General ($12,173) + Research ($0) + Ownership ($0) = $12,173.
Last reported payment date: 2024-12-31 • Largest payer in this snapshot: AstraZeneca Pharmaceuticals LP ($977).
Total Amount
$12,173
General + Research + Ownership
Payments
433
Total payment records
General Amount
$12,173
General payments
Research Amount
$0
Research funding
Ownership Amount
$0
Ownership interests
Ownership Count
0
Ownership records
Last Payment Date
2024-12-31
Latest reported date
Top Companies
Largest payers in this snapshot
| Company | Amount |
|---|---|
| AstraZeneca Pharmaceuticals LP | $977 |
| Merck Sharp & Dohme LLC | $903 |
| PFIZER INC. | $795 |
| E.R. Squibb & Sons, L.L.C. | $649 |
| Novartis Pharmaceuticals Corporation | $493 |
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: 2004-10-08
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 |
|---|---|---|---|---|
| I20041008000685 | I | Hematology/Oncology | FL | 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 |
|---|---|---|---|---|
| J1439 | Injection, ferric carboxymaltose, 1 mg | 15,750 | 12 | $0 |
| J0897 | Injection, denosumab, 1 mg | 15,420 | 32 | $0 |
| J9271 | Injection, pembrolizumab, 1 mg | 11,000 | 11 | $0 |
| J1453 | Injection, fosaprepitant, 1 mg | 8,100 | 15 | $0 |
| J1100 | Injection, dexamethasone sodium phosphate, 1 mg | 2,760 | 42 | $0 |
Insurance plans in this area (ZIP 32907)
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Provider's Procedures
Group practice members
| Name | Specialty | State |
|---|---|---|
| H E M A T O L O G Y/ O N C O L O G Y | FL | |
| Physician Assistant | FL | |
| Nurse Practitioner | FL | |
| - | FL | |
| Nurse Practitioner | FL | |
| Medical Oncology | FL | |
| Radiation Oncology | GA | |
| Nurse Practitioner | FL | |
| H E M A T O L O G Y/ O N C O L O G Y | FL | |
| Nurse Practitioner | FL |
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