Laura Isaacs Rankin, MD
NPI 1114922150ActiveIndividual· Internal Medicine, Nephrology· Oklahoma City, OK
Internal Medicine, Nephrology (MD) in Oklahoma City, Oklahoma, trained at University of Iowa, Rj & L Carver College of Medicine (class of 1973). In 2024 Medicare paid $34,092 for 56 patients, and Part D covered 370 of their prescriptions, 87% of them generic. Vantive US Healthcare LLC was the largest of 21 companies reporting payments in 2025, $2,000 in all, mostly food and beverage.
Overview
| NPI | 1114922150 |
|---|---|
| Status | Active |
| Entity type | Individual |
| Credential | MD |
| Sole proprietor | No |
| NPI issued | Jun 16, 2005 |
| Last updated in NPPES | Jul 8, 2007 |
Specialties and licenses
| Taxonomy | Code | License | State |
|---|---|---|---|
| Internal Medicine, Nephrology Primary | 207RN0300X | 12786 | OK |
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 (OK) |
|---|---|
| Accepts assignment | Yes (participating) |
Medicare services in 2024
| Medicare patients | 56 |
|---|---|
| Services billed | 465 across 16 procedure codes |
| Paid by Medicare | $34,092 |
Part D prescriptions in 2024
| Prescriptions (claims) | 370 · 838 30-day fills |
|---|---|
| Patients | 35 |
| Total drug cost | $37,846 |
| Generic share | 87% of claims |
Education and affiliations
| Medical school | University of Iowa, Rj & L Carver College of Medicine |
|---|---|
| Graduation year | 1973 |
| Medicare specialty | Nephrology |
Medical group
- Kidney Specialists of Central Oklahoma, PCOklahoma City, OK · 18 clinicians
Industry payments (Open Payments)
- 2025$2,000 · 75 payments from 21 companies
- 2024$3,306 · 98 payments from 19 companies
Top paying companies in 2025
| Company | Amount | Payments |
|---|---|---|
| Vantive US Healthcare LLC | $386.66 | 4 |
| Shield Therapeutics Inc | $277.57 | 5 |
| Novartis Pharmaceuticals Corporation | $219.38 | 9 |
| Astrazeneca Pharmaceuticals LP | $206.26 | 15 |
| Amgen Inc. | $147.36 | 9 |
What the 2025 payments were for
- Food and Beverage$1,968 · 74 payments
- Education$32.27 · 1 payment
Receiving payments does not imply wrongdoing. What Open Payments covers ·original records
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