Nancy Cheng Maly, M.D.
NPI 1073874178ActiveIndividual· Dermatology· Chula Vista, CA
Dermatology (M.D.) in Chula Vista, California, trained at Johns Hopkins University School of Medicine (class of 2012). Their prescriptions cost Medicare Part D more than their services did: $80,475 for 276 claims, against $24,011 paid for services in 2024. Janssen Biotech, Inc. was the largest of 16 companies reporting payments in 2025, $1,513 in all, mostly food and beverage.
Overview
| NPI | 1073874178 |
|---|---|
| Status | Active |
| Entity type | Individual |
| Credential | M.D. |
| Sole proprietor | Yes |
| NPI issued | Jun 5, 2012 |
| Last updated in NPPES | Jul 5, 2020 |
| Certified by provider | Jul 5, 2020 |
Specialties and licenses
| Taxonomy | Code | License | State |
|---|---|---|---|
| Dermatology Primary | 207N00000X | A128986 | 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 - Dermatology (CA) |
|---|---|
| Accepts assignment | Yes (participating) |
Medicare services in 2024
| Medicare patients | 120 |
|---|---|
| Services billed | 411 across 37 procedure codes |
| Paid by Medicare | $24,011 |
Part D prescriptions in 2024
| Prescriptions (claims) | 276 · 314 30-day fills |
|---|---|
| Patients | 110 |
| Total drug cost | $80,475 |
| Generic share | 92% of claims |
Education and affiliations
| Medical school | Johns Hopkins University School of Medicine |
|---|---|
| Graduation year | 2012 |
| Medicare specialty | Dermatology |
Medical group
- Sharp Rees-Stealy Medical Group IncSan Diego, CA · 884 clinicians
Industry payments (Open Payments)
- 2025$1,513 · 66 payments from 16 companies
- 2024$653.10 · 26 payments from 13 companies
Top paying companies in 2025
| Company | Amount | Payments |
|---|---|---|
| Janssen Biotech, Inc. | $254.50 | 5 |
| Pfizer Inc. | $232.35 | 14 |
| Regeneron Healthcare Solutions, Inc. | $191.92 | 6 |
| Abbvie Inc. | $173.84 | 9 |
| Incyte Corporation | $107.17 | 6 |
What the 2025 payments were for
- Food and Beverage$1,314 · 64 payments
- Education$198.99 · 2 payments
Receiving payments does not imply wrongdoing. What Open Payments covers ·original records
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