Doctor profile · Federal record
Dr. Chandana Javvaji, M.D.
Hematology & Oncology Physician (CMS: Hematology/Oncology) · Sioux City, IA
- NPI 1821437716
- Accepts Medicare
- 16 yrs in practice
- Female
- Group practice
- No sanctions
Practice & contact
Operates at 2 locations .
- Primary practice
-
230 Nebraska St
Sioux City, IA 511011733
(712) 252-0088 - Additional location
-
55 Lake Ave N
Worcester, MA 016550002
(508) 334-1000
Credentials & registration
- NPI registered
- June 2013 — 13 yrs on file
- Profile last updated
- December 10, 2019
- Year of graduation
- 2010 — 16 yrs since
- Specialty taxonomy
- 207RH0003X — NUCC code
- State license (1)
- Iowa #45820
Federal sanctions & exclusions
No sanctions, exclusions or revocations on file
Checked against OIG LEIE on NPI 1821437716. Last verified May 11, 2026.Medicare procedures · 2023
Top services delivered
Total services
75,498
Distinct HCPCS
10
Medicare allowed
$2,016,895
| HCPCS | Description | Services | Patients | Avg allowed | |
|---|---|---|---|---|---|
J9271 |
Injection, pembrolizumab, 1 mg | 20,600 | 38 | $54 | |
J9299 |
Injection, nivolumab, 1 mg | 14,000 | 17 | $29 | |
J1453 |
Injection, fosaprepitant, 1 mg | 9,750 | 35 | $0 | |
J1756 |
Injection, iron sucrose, 1 mg | 6,000 | 16 | $0 | |
J9263 |
Injection, oxaliplatin, 0.5 mg | 5,600 | 11 | $0 | |
J0897 |
Injection, denosumab, 1 mg | 5,160 | 44 | $23 | |
J1100 |
Injection, dexamethasone sodium phosphate, 1 mg | 1,778 | 70 | $0 | |
85025 |
Complete blood cell count (red cells, white blood cell, platelets), automated test and automated differential white blood cell count | 1,336 | 619 | $8 | |
80053 |
Blood test, comprehensive group of blood chemicals | 1,209 | 588 | $10 | |
Q5115 |
Injection, rituximab-abbs, biosimilar, (truxima), 10 mg | 1,140 | 11 | $43 |
In context: peer comparison
Among 2 peers in this city , average services per provider: 1,410. This provider delivers 54× the peer median.Open Payments
Industry payments received
All-time total
$383
Transactions
21
Manufacturers
9
| Payer (manufacturer) | Industry | Txns | Amount |
|---|---|---|---|
| E.R. Squibb & Sons, L.L.C. | 8 | $139.34 | |
| AstraZeneca Pharmaceuticals LP | 2 | $47.77 | |
| Gilead Sciences, Inc. | 3 | $47.17 | |
| PFIZER INC. | 2 | $36.86 | |
| Genentech USA, Inc. | 1 | $28.17 | |
| SOBI, INC | 2 | $28.17 | |
| Octapharma USA, Inc. | 1 | $20.60 | |
| Celgene Corporation | 1 | $19.54 | |
| Eisai Inc. | 1 | $15.03 |
By nature of payment
Medicare Part D · 2023
Top prescriptions
Total claims
1,106
Patients
277
Total drug cost
$1,726,192
| Drug | Type | Claims | Patients | Total cost |
|---|---|---|---|---|
| Anastrozole | Generic | 271 | 71 | $5,268 |
| Dexamethasone | Generic | 99 | 30 | $1,360 |
| Letrozole | Generic | 97 | 21 | $3,320 |
| Alendronate Sodium | Generic | 88 | 20 | $560 |
| Acyclovir | Generic | 75 | 15 | $992 |
| Imbruvica (Ibrutinib) | Brand | 72 | 0 | $1,187,749 |
| Potassium Chloride | Generic | 56 | 30 | $501 |
| Prochlorperazine Maleate | Generic | 50 | 30 | $385 |
| Allopurinol | Generic | 48 | 14 | $435 |
| Ondansetron Hcl | Generic | 47 | 31 | $612 |
Frequently asked questions
What is Dr. Chandana Javvaji's medical specialty?
Dr. Chandana Javvaji practices Hematology & Oncology Physician in Sioux City, IA.
Where does Dr. Chandana Javvaji practice?
Dr. Chandana Javvaji practices at 230 Nebraska St, Sioux City, IA 511011733. Office phone: 7122520088.
What is Dr. Chandana Javvaji's NPI?
Dr. Chandana Javvaji's National Provider Identifier (NPI) is 1821437716, issued by NPPES.
Does Dr. Chandana Javvaji accept Medicare assignment?
Yes. Dr. Chandana Javvaji accepts Medicare assignment, meaning Medicare-allowed amounts are accepted as full payment for covered services.
What procedures does Dr. Chandana Javvaji commonly perform?
Top Medicare-reported procedures in 2023: Injection, pembrolizumab, 1 mg (HCPCS J9271); Injection, nivolumab, 1 mg (HCPCS J9299); Injection, fosaprepitant, 1 mg (HCPCS J1453). Source: CMS Medicare Physician & Other Practitioners file.