Robert John Huizenga, M.D.
NPI 1245264720ActiveIndividual· Internal Medicine· Beverly Hills, CA
Internal Medicine (M.D.) in Beverly Hills, California, trained at Harvard Medical School (class of 1978). Their prescriptions cost Medicare Part D more than their services did: $360,101 for 2,796 claims, against $80,746 paid for services in 2024. Amgen Inc. was the largest of 20 companies reporting payments in 2025, $5,344 in all, mostly speaking and faculty fees.
Overview
| NPI | 1245264720 |
|---|---|
| Status | Active |
| Entity type | Individual |
| Credential | M.D. |
| Sole proprietor | Yes |
| NPI issued | Jul 10, 2006 |
| Last updated in NPPES | Aug 3, 2015 |
Specialties and licenses
| Taxonomy | Code | License | State |
|---|---|---|---|
| Internal Medicine Primary | 207R00000X | G40228 | 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 - Internal Medicine (CA) |
|---|---|
| Accepts assignment | Yes (participating) |
Medicare services in 2024
| Medicare patients | 138 |
|---|---|
| Services billed | 3,975 across 77 procedure codes |
| Paid by Medicare | $80,746 |
Part D prescriptions in 2024
| Prescriptions (claims) | 2,796 · 4,665 30-day fills |
|---|---|
| Patients | 176 |
| Total drug cost | $360,101 |
| Generic share | 81% of claims |
Education and affiliations
| Medical school | Harvard Medical School |
|---|---|
| Graduation year | 1978 |
| Medicare specialty | Internal Medicine |
Hospital affiliation
- Cedars-Sinai Medical CenterLos Angeles, CA
Industry payments (Open Payments)
- 2025$5,344 · 69 payments from 20 companies
- 2024$18,743 · 78 payments from 19 companies
Top paying companies in 2025
| Company | Amount | Payments |
|---|---|---|
| Amgen Inc. | $3,940 | 16 |
| Abbvie Inc. | $226.22 | 10 |
| Daiichi Sankyo Inc. | $198.00 | 8 |
| Lilly USA, LLC | $174.58 | 6 |
| Novartis Pharmaceuticals Corporation | $155.40 | 6 |
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$3,600 · 2 payments
- Food and Beverage$1,744 · 67 payments
Receiving payments does not imply wrongdoing. What Open Payments covers ·original records
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All 240 internal medicine physicians in Beverly Hills · All internal medicine physicians in California