Preeti Chaudhary, M.D.
NPI 1255597456ActiveIndividual· Internal Medicine, Hematology & Oncology· Pomona, CA
Internal Medicine, Hematology & Oncology (M.D.) with Inland Valley Hematology Oncology Associates A Professional Medical, practicing in Pomona, California. Their prescriptions cost Medicare Part D more than their services did: $3,986,075 for 1,929 claims, against $77,420 paid for services in 2024. Autolus Inc was the largest of 17 companies reporting payments in 2025, $10,258 in all, mostly honoraria. Lists Pomona Valley Hospital Medical Center as a hospital affiliation.
Overview
| NPI | 1255597456 |
|---|---|
| Status | Active |
| Entity type | Individual |
| Credential | M.D. |
| Sole proprietor | No |
| NPI issued | Aug 6, 2008 |
| Last updated in NPPES | Oct 5, 2018 |
Specialties and licenses
| Taxonomy | Code | License | State |
|---|---|---|---|
| Internal Medicine, Hematology & Oncology Primary | 207RH0003X | A113679 | CA |
| Student in an Organized Health Care Education/Training Program | 390200000X | — | — |
Exclusion screening
| List | Result | Details |
|---|---|---|
| HHS-OIG LEIE · Oct 9, 2026 | No match | Checked by NPI and by name + state |
| North Carolina Medicaid · Nov 10, 2026 | No match | — |
| New York OMIG · Nov 10, 2026 | No match | — |
| Ohio Medicaid · Nov 10, 2026 | No match | — |
| Pennsylvania Medicheck · Nov 10, 2026 | No match | — |
| Washington HCA · Nov 10, 2026 | No match | — |
Official OIG search · How matching works ·Bulk check a roster
Medicare
| Enrollment (PECOS) | Enrolled Practitioner - Hematology/Oncology (CA) |
|---|---|
| Accepts assignment | Yes (participating) |
Medicare services in 2024
| Medicare patients | 257 |
|---|---|
| Services billed | 969 across 14 procedure codes |
| Paid by Medicare | $77,420 |
Part D prescriptions in 2024
| Prescriptions (claims) | 1,929 · 2,722 30-day fills |
|---|---|
| Patients | 288 |
| Total drug cost | $3,986,075 |
| Generic share | 75% of claims |
Education and affiliations
| Graduation year | 2007 |
|---|---|
| Medicare specialty | Hematology/Oncology |
| Secondary specialties | Internal Medicine |
Medical group
- Inland Valley Hematology Oncology Associates A Professional MedicalPomona, CA · 3 clinicians
Hospital affiliation
- Pomona Valley Hospital Medical CenterPomona, CA
Industry payments (Open Payments)
- 2025$10,258 · 45 payments from 17 companies
- 2024$2,944 · 25 payments from 15 companies
Top paying companies in 2025
| Company | Amount | Payments |
|---|---|---|
| Autolus Inc | $5,391 | 4 |
| Astrazeneca Pharmaceuticals LP | $2,478 | 12 |
| Novartis Pharmaceuticals Corporation | $1,730 | 5 |
| Pfizer Inc. | $145.71 | 6 |
| Incyte Corporation | $92.99 | 1 |
What the 2025 payments were for
- Honoraria$5,130 · 2 payments
- Consulting Fee$3,995 · 3 payments
- Food and Beverage$1,014 · 38 payments
- Education$119.32 · 2 payments
Receiving payments does not imply wrongdoing. What Open Payments covers ·original records
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