Paul Steven Yamauchi, M.D., PHD
NPI 1720074537ActiveIndividual· Dermatology· Santa Monica, CA
Dermatology (M.D., PHD) in Santa Monica, California, trained at Clvlnd Clinic Lerner College of Med of Case Wstn Rsv University (class of 1991). Their prescriptions cost Medicare Part D more than their services did: $2,934,478 for 841 claims, against $252,286 paid for services in 2024. Lilly USA, LLC was the largest of 32 companies reporting payments in 2025, $413,717 in all, mostly speaking and faculty fees.
Overview
| NPI | 1720074537 |
|---|---|
| Status | Active |
| Entity type | Individual |
| Credential | M.D., PHD |
| Sole proprietor | No |
| NPI issued | Sep 27, 2005 |
| Last updated in NPPES | Jul 17, 2026 |
| Certified by provider | Jul 17, 2026 |
Specialties and licenses
| Taxonomy | Code | License | State |
|---|---|---|---|
| Dermatology Primary | 207N00000X | A53239 | 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 4, 2026 | No match | — |
| New York OMIG · Nov 4, 2026 | No match | — |
| Ohio Medicaid · Nov 4, 2026 | No match | — |
| Pennsylvania Medicheck · Nov 4, 2026 | No match | — |
| Washington HCA · Nov 4, 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 | 530 |
|---|---|
| Services billed | 4,197 across 57 procedure codes |
| Paid by Medicare | $252,286 |
Part D prescriptions in 2024
| Prescriptions (claims) | 841 · 1,082 30-day fills |
|---|---|
| Patients | 212 |
| Total drug cost | $2,934,478 |
| Generic share | 56% of claims |
Education and affiliations
| Medical school | Clvlnd Clinic Lerner College of Med of Case Wstn Rsv University |
|---|---|
| Graduation year | 1991 |
| Medicare specialty | Dermatology |
Medical group
- Dermatology Institute and Skin Care Center, Inc.Santa Monica, CA · 3 clinicians
Industry payments (Open Payments)
- 2025$413,717 · 529 payments from 32 companies
- 2024$554,814 · 681 payments from 20 companies
Top paying companies in 2025
| Company | Amount | Payments |
|---|---|---|
| Lilly USA, LLC | $85,630 | 64 |
| Amgen Inc. | $50,605 | 64 |
| Janssen Biotech, Inc. | $40,312 | 44 |
| Ucb, Inc. | $34,606 | 72 |
| Arcutis Biotherapeutics, Inc. | $31,995 | 27 |
What the 2025 payments were for
- Compensation for services other than consulting, including serving as faculty or as a speaker at a venue other than a continuing education program$296,257 · 102 payments
- Consulting Fee$61,622 · 16 payments
- Travel and Lodging$30,885 · 120 payments
- Food and Beverage$12,843 · 288 payments
- Honoraria$8,150 · 2 payments
- Compensation for serving as faculty or as a speaker for a medical education program$3,960 · 1 payment
Receiving payments does not imply wrongdoing. What Open Payments covers ·original records
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