Olga Mercedes Cala Rizo, APRN, FNP-C
NPI 1912659269ActiveIndividual· Nurse Practitioner, Family· Marlton, NJ
Nurse Practitioner, Family (APRN, FNP-C) with Samaritan Homevisit Physicians PC, practicing in Marlton, New Jersey. Their prescriptions cost Medicare Part D more than their services did: $127,552 for 532 claims, against $8,599 paid for services in 2024. Ardelyx, Inc. was the largest of 2 companies reporting payments in 2025, $111.13 in all, mostly food and beverage.
Overview
| NPI | 1912659269 |
|---|---|
| Status | Active |
| Entity type | Individual |
| Credential | APRN, FNP-C |
| Sole proprietor | Yes |
| NPI issued | Jan 18, 2022 |
| Last updated in NPPES | Sep 12, 2025 |
| Certified by provider | Sep 12, 2025 |
Specialties and licenses
| Taxonomy | Code | License | State |
|---|---|---|---|
| Nurse Practitioner, Family Primary | 363LF0000X | 26NJ01263500 | NJ |
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 - Nurse Practitioner (NJ) |
|---|---|
| Accepts assignment | Yes (participating) |
Medicare services in 2024
| Medicare patients | 35 |
|---|---|
| Services billed | 88 across 6 procedure codes |
| Paid by Medicare | $8,599 |
Part D prescriptions in 2024
| Prescriptions (claims) | 532 · 695 30-day fills |
|---|---|
| Patients | 99 |
| Total drug cost | $127,552 |
| Generic share | 71% of claims |
Education and affiliations
| Graduation year | 2021 |
|---|---|
| Medicare specialty | Nurse Practitioner |
| Telehealth | Offers telehealth |
Medical group
- Samaritan Homevisit Physicians PCMount Laurel, NJ · 10 clinicians
Other facilities
- Bayada at Inspira, Home Health and HospiceHome health agency · Millville, NJ
- Bayada Home Health Care, IncHome health agency · Pennsauken, NJ
- Virtua Home Care at West JerseyHome health agency · Marlton, NJ
Industry payments (Open Payments)
- 2025$111.13 · 6 payments from 2 companies
- 2024$414.54 · 13 payments from 3 companies
Top paying companies in 2025
| Company | Amount | Payments |
|---|---|---|
| Ardelyx, Inc. | $58.87 | 3 |
| Fresenius USA Marketing, Inc. | $52.26 | 3 |
What the 2025 payments were for
- Food and Beverage$111.13 · 6 payments
Receiving payments does not imply wrongdoing. What Open Payments covers ·original records
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