Romeo Uy Montenegro, M.D.
NPI 1629297163ActiveIndividual· General Practice· Panorama City, CA
General Practice (M.D.) in Panorama City, California, trained at Medical College of Wisconsin (class of 1993). Their prescriptions cost Medicare Part D more than their services did: $1,118,881 for 9,723 claims, against $50,953 paid for services in 2024. Glaxosmithkline, LLC. was the largest of 13 companies reporting payments in 2025, $625.16 in all, mostly food and beverage.
Overview
| NPI | 1629297163 |
|---|---|
| Status | Active |
| Entity type | Individual |
| Credential | M.D. |
| Sole proprietor | Yes |
| NPI issued | Apr 24, 2007 |
| Last updated in NPPES | Feb 3, 2015 |
Specialties and licenses
| Taxonomy | Code | License | State |
|---|---|---|---|
| General Practice Primary | 208D00000X | G80659 | CA |
| General Practice | 208D00000X | G 80659 | 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 - General Practice (CA) |
|---|---|
| Accepts assignment | Yes (participating) |
Medicare services in 2024
| Medicare patients | 164 |
|---|---|
| Services billed | 784 across 40 procedure codes |
| Paid by Medicare | $50,953 |
Part D prescriptions in 2024
| Prescriptions (claims) | 9,723 · 23,499 30-day fills |
|---|---|
| Patients | 537 |
| Total drug cost | $1,118,881 |
| Generic share | 87% of claims |
Education and affiliations
| Medical school | Medical College of Wisconsin |
|---|---|
| Graduation year | 1993 |
| Medicare specialty | General Practice |
Medical group
- Santo Nino Health CenterPanorama City, CA · 13 clinicians
Other facilities
- Constellation Home Health Services, LLCHome health agency · Northridge, CA
Industry payments (Open Payments)
- 2025$625.16 · 26 payments from 13 companies
- 2024$509.39 · 23 payments from 11 companies
Top paying companies in 2025
| Company | Amount | Payments |
|---|---|---|
| Glaxosmithkline, LLC. | $97.51 | 4 |
| Merck Sharp & Dohme LLC | $94.59 | 3 |
| Astrazeneca Pharmaceuticals LP | $76.04 | 4 |
| Sanofi Pasteur Inc. | $73.87 | 3 |
| Novo Nordisk Inc | $65.43 | 3 |
What the 2025 payments were for
- Food and Beverage$625.16 · 26 payments
Receiving payments does not imply wrongdoing. What Open Payments covers ·original records
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