Chandana Javvaji, M.D.
NPI 1821437716ActiveIndividual· Internal Medicine, Hematology & Oncology· Sioux City, IA
Internal Medicine, Hematology & Oncology (M.D.) with Peacehealth and 1 other group, practicing in Sioux City, Iowa. In 2024 Medicare paid $4,495,256 for 888 patients, and Part D covered 1,604 of their prescriptions, 82% of them generic. Recordati_rare_diseases_inc. was the largest of 10 companies reporting payments in 2025, $329.76 in all, mostly food and beverage. Lists Buena Vista Regional Medical Center and 4 other hospitals as hospital affiliations.
Overview
| NPI | 1821437716 |
|---|---|
| Status | Active |
| Entity type | Individual |
| Credential | M.D. |
| Sole proprietor | No |
| NPI issued | Jun 24, 2013 |
| Last updated in NPPES | May 13, 2026 |
| Certified by provider | May 13, 2026 |
Specialties and licenses
| Taxonomy | Code | License | State |
|---|---|---|---|
| Internal Medicine, Hematology & Oncology Primary | 207RH0003X | 70097431 | WA |
| Internal Medicine, Hematology & Oncology | 207RH0003X | 45820 | IA |
Exclusion screening
| List | Result | Details |
|---|---|---|
| HHS-OIG LEIE · Nov 10, 2026 | No match | Checked by NPI and by name + state |
| North Carolina Medicaid · Nov 11, 2026 | No match | — |
| New York OMIG · Nov 11, 2026 | No match | — |
| Ohio Medicaid · Nov 11, 2026 | No match | — |
| Pennsylvania Medicheck · Nov 11, 2026 | No match | — |
| Washington HCA · Nov 11, 2026 | No match | — |
Official OIG search · How matching works ·Bulk check a roster
Medicare
| Enrollment (PECOS) | Enrolled Practitioner - Hematology/Oncology (IA); Practitioner - Hematology/Oncology (WA) |
|---|---|
| Accepts assignment | Yes (participating) |
Medicare services in 2024
| Medicare patients | 888 |
|---|---|
| Services billed | 186,743 across 178 procedure codes |
| Paid by Medicare | $4,495,256 |
Part D prescriptions in 2024
| Prescriptions (claims) | 1,604 · 2,002 30-day fills |
|---|---|
| Patients | 287 |
| Total drug cost | $3,243,535 |
| Generic share | 82% of claims |
Education and affiliations
| Graduation year | 2010 |
|---|---|
| Medicare specialty | Hematology/Oncology |
Medical groups
- PeacehealthLongview, WA · 195 clinicians
- Northwest Iowa Hospital CorporationBellevue, NE · 160 clinicians
Hospital affiliations
- Buena Vista Regional Medical CenterStorm Lake, IA
- Cherokee Regional Medical CenterCherokee, IA
- Orange City Area Health SystemOrange City, IA
- Peacehealth St John Medical CenterLongview, WA
- St Lukes Regional Medical CenterSioux City, IA
Industry payments (Open Payments)
- 2025$329.76 · 13 payments from 10 companies
- 2024$382.65 · 21 payments from 9 companies
Top paying companies in 2025
| Company | Amount | Payments |
|---|---|---|
| Recordati_rare_diseases_inc. | $111.74 | 1 |
| Pfizer Inc. | $43.80 | 2 |
| E.R. Squibb & Sons, L.L.C. | $35.47 | 2 |
| Abbvie Inc. | $33.21 | 2 |
| Astrazeneca Pharmaceuticals LP | $21.17 | 1 |
What the 2025 payments were for
- Food and Beverage$329.76 · 13 payments
Receiving payments does not imply wrongdoing. What Open Payments covers ·original records
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