Alfred Chung
NPI 1417375627ActiveIndividual· Internal Medicine, Hematology· San Francisco, CA
Internal Medicine, Hematology in San Francisco, California, trained at Northwestern University Feinberg Medical School (class of 2014). Their prescriptions cost Medicare Part D more than their services did: $4,228,051 for 553 claims, against $577,575 paid for services in 2024. E.R. Squibb & Sons, L.L.C. was the largest of 3 companies reporting payments in 2025, $3,174 in all, mostly consulting fees.
Overview
| NPI | 1417375627 |
|---|---|
| Status | Active |
| Entity type | Individual |
| Sole proprietor | No |
| NPI issued | Apr 3, 2014 |
| Last updated in NPPES | Mar 3, 2021 |
| Certified by provider | Mar 3, 2021 |
Specialties and licenses
| Taxonomy | Code | License | State |
|---|---|---|---|
| Internal Medicine, Hematology Primary | 207RH0000X | A137526 | CA |
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 (CA) |
|---|---|
| Accepts assignment | Yes (participating) |
Medicare services in 2024
| Medicare patients | 240 |
|---|---|
| Services billed | 15,480 across 33 procedure codes |
| Paid by Medicare | $577,575 |
Part D prescriptions in 2024
| Prescriptions (claims) | 553 · 852 30-day fills |
|---|---|
| Patients | 74 |
| Total drug cost | $4,228,051 |
| Generic share | 60% of claims |
Education and affiliations
| Medical school | Northwestern University Feinberg Medical School |
|---|---|
| Graduation year | 2014 |
| Medicare specialty | Hematology |
| Telehealth | Offers telehealth |
Medical groups
- University of California San FranciscoSan Francisco, CA · 1,839 clinicians
- UCSF Medical Group Business ServicesSan Francisco, CA · 1,598 clinicians
- Regents of the University of CaliforniaSan Francisco, CA · 732 clinicians
Hospital affiliation
- UCSF Medical CenterSan Francisco, CA
Industry payments (Open Payments)
- 2025$3,174 · 4 payments from 3 companies
- 2024$772.78 · 2 payments from 2 companies
Top paying companies in 2025
| Company | Amount | Payments |
|---|---|---|
| E.R. Squibb & Sons, L.L.C. | $2,993 | 1 |
| Legend Biotech USA Inc. | $105.00 | 1 |
| Janssen Biotech, Inc. | $76.05 | 2 |
What the 2025 payments were for
- Consulting Fee$2,993 · 1 payment
- Food and Beverage$181.05 · 3 payments
Receiving payments does not imply wrongdoing. What Open Payments covers ·original records
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