Rafael Villicana, MD
NPI 1669496832ActiveIndividual· Internal Medicine, Nephrology· Loma Linda, CA
Internal Medicine, Nephrology (MD) in Loma Linda, California, trained at Michigan State University College of Human Medicine (class of 2000). Their prescriptions cost Medicare Part D more than their services did: $1,451,002 for 1,990 claims, against $61,868 paid for services in 2024. Mallinckrodt Hospital Products Inc. was the largest of 13 companies reporting payments in 2025, $110,782 in all, mostly speaking and faculty fees.
Overview
| NPI | 1669496832 |
|---|---|
| Status | Active |
| Entity type | Individual |
| Credential | MD |
| Sole proprietor | No |
| NPI issued | Jul 27, 2006 |
| Last updated in NPPES | Apr 13, 2016 |
Specialties and licenses
| Taxonomy | Code | License | State |
|---|---|---|---|
| Internal Medicine, Nephrology Primary | 207RN0300X | A83031 | CA |
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 - Nephrology (CA) |
|---|---|
| Accepts assignment | Yes (participating) |
Medicare services in 2024
| Medicare patients | 166 |
|---|---|
| Services billed | 717 across 6 procedure codes |
| Paid by Medicare | $61,868 |
Part D prescriptions in 2024
| Prescriptions (claims) | 1,990 · 2,403 30-day fills |
|---|---|
| Patients | 239 |
| Total drug cost | $1,451,002 |
| Generic share | 73% of claims |
Education and affiliations
| Medical school | Michigan State University College of Human Medicine |
|---|---|
| Graduation year | 2000 |
| Medicare specialty | Nephrology |
| Telehealth | Offers telehealth |
Medical group
- Faculty Physicians and Surgeons of LlusmLoma Linda, CA · 1,315 clinicians
Hospital affiliation
- Loma Linda University Medical CenterLoma Linda, CA
Industry payments (Open Payments)
- 2025$110,782 · 136 payments from 13 companies
- 2024$157,541 · 177 payments from 16 companies
Top paying companies in 2025
| Company | Amount | Payments |
|---|---|---|
| Mallinckrodt Hospital Products Inc. | $45,301 | 45 |
| Alexion Pharmaceuticals, Inc. | $29,599 | 26 |
| Amgen Inc. | $10,242 | 23 |
| Sanofi-Aventis U.S. LLC | $9,880 | 13 |
| Travere Therapeutics, Inc. | $8,499 | 7 |
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$83,459 · 26 payments
- Consulting Fee$12,600 · 4 payments
- Travel and Lodging$10,635 · 37 payments
- Food and Beverage$3,188 · 67 payments
- Compensation for serving as faculty or as a speaker for a medical education program$800.00 · 1 payment
- Education$99.99 · 1 payment
Receiving payments does not imply wrongdoing. What Open Payments covers ·original records
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