Doctor profile · Federal record
Dr. Gerard Chaaya
Hematology & Oncology Physician (CMS: Medical Oncology) · Hematology & Oncology Physician · Hematology & Oncology Physician · Stuart, FL
- NPI 1508270778
- Accepts Medicare
- MIPS 93.3 / 100 · 2023
- 13 yrs in practice
- Licensed in 3 states
- Male
- Group practice
- No sanctions
Practice & contact
- Primary practice
-
501 Se Osceola St
Stuart, FL 349942301
(772) 419-2162
Credentials & registration
- NPI registered
- June 2014 — 12 yrs on file
- Profile last updated
- April 9, 2026
- Year of graduation
- 2013 — 13 yrs since
- Specialty taxonomy
- 207RH0003X — NUCC code
- State licenses (3)
- Florida #ME142758 · Texas #U4758 · Louisiana #305881
Federal sanctions & exclusions
No sanctions, exclusions or revocations on file
Checked against OIG LEIE on NPI 1508270778. Last verified May 11, 2026.Medicare procedures · 2023
Top services delivered
Total services
294
Distinct HCPCS
5
Medicare allowed
$36,903
| HCPCS | Description | Services | Patients | Avg allowed | |
|---|---|---|---|---|---|
99214 |
Established patient office or other outpatient visit, 30-39 minutes | 127 | 59 | $110 | |
99214 |
Established patient office or other outpatient visit, 30-39 minutes | 112 | 43 | $106 | |
99205 |
New patient office or other outpatient visit, 60-74 minutes | 29 | 29 | $220 | |
99215 |
Established patient office or other outpatient visit, 40-54 minutes | 14 | 13 | $184 | |
99223 |
Initial hospital care with moderate level of medical decision making, if using time, at least 75 minutes | 12 | 11 | $177 |
In context: peer comparison
Among 2 peers in Stuart Hematology & Oncology Physician, average services per provider: 834. This provider delivers 0.4× the peer median.Open Payments
Industry payments received
All-time total
$788
Transactions
31
Manufacturers
15
| Payer (manufacturer) | Industry | Txns | Amount |
|---|---|---|---|
| Celgene Corporation | 5 | $153.33 | |
| Pfizer INC. | 4 | $86.24 | |
| Tempus Ai, INC | 3 | $84.07 | |
| Astellas Pharma US INC | 3 | $62.00 | |
| PharmaEssentia USA Corporation | 2 | $57.58 | |
| Puma Biotechnology, INC. | 3 | $54.28 | |
| Novartis Pharmaceuticals Corporation | 2 | $52.34 | |
| Eisai INC. | 2 | $43.90 | |
| Regeneron Healthcare Solutions, INC. | 1 | $38.37 | |
| Genzyme Corporation | 1 | $30.91 | |
| Bayer Healthcare Pharmaceuticals INC. | 1 | $24.60 | |
| Array Biopharma INC | 1 | $21.47 | |
| Janssen Biotech, INC. | 1 | $20.11 | |
| GlaxoSmithKline, LLC. | 1 | $19.99 | |
| E.R. Squibb & Sons, L.L.C. | 1 | $19.93 |
By nature of payment
Medicare Part D · 2023
Top prescriptions
Total claims
416
Patients
113
Total drug cost
$1,804,529
| Drug | Type | Claims | Patients | Total cost |
|---|---|---|---|---|
| Prednisone | Generic | 92 | 24 | $543 |
| Anastrozole | Generic | 62 | 28 | $2,237 |
| Abiraterone Acetate | Generic | 42 | 0 | $142,844 |
| Eliquis (Apixaban) | Brand | 32 | 14 | $28,195 |
| Ondansetron Hcl | Generic | 32 | 21 | $935 |
| Omeprazole | Generic | 30 | 15 | $497 |
| Xtandi (Enzalutamide) | Brand | 24 | 0 | $369,396 |
| Cabometyx (Cabozantinib S-Malate) | Brand | 18 | 0 | $483,877 |
| Tagrisso (Osimertinib Mesylate) | Brand | 17 | 0 | $286,974 |
| Verzenio (Abemaciclib) | Brand | 16 | 0 | $243,617 |
Hospital affiliations
Frequently asked questions
What is Dr. Gerard Chaaya's medical specialty?
Dr. Gerard Chaaya practices Hematology & Oncology Physician in Stuart, FL.
Where does Dr. Gerard Chaaya practice?
Dr. Gerard Chaaya practices at 501 Se Osceola St, Stuart, FL 349942301. Office phone: 7724192162.
What is Dr. Gerard Chaaya's NPI?
Dr. Gerard Chaaya's National Provider Identifier (NPI) is 1508270778, issued by NPPES.
Does Dr. Gerard Chaaya accept Medicare assignment?
Yes. Dr. Gerard Chaaya accepts Medicare assignment, meaning Medicare-allowed amounts are accepted as full payment for covered services.
What procedures does Dr. Gerard Chaaya commonly perform?
Top Medicare-reported procedures in 2023: Established patient office or other outpatient visit (HCPCS 99214); Established patient office or other outpatient visit (HCPCS 99214); New patient office or other outpatient visit (HCPCS 99205). Source: CMS Medicare Physician & Other Practitioners file.