Connor Joel Grantham, MD
NPI 1962997759ActiveIndividual· Internal Medicine, Nephrology· Kansas City, KS
Internal Medicine, Nephrology (MD) in Kansas City, Kansas, trained at University of Kansas School of Med (Kc/Wich/Sal) (class of 2018). Their prescriptions cost Medicare Part D more than their services did: $42,352 for 193 claims, against $25,157 paid for services in 2024. Mallinckrodt Hospital Products Inc. was the largest of 2 companies reporting payments in 2025, $146.57 in all, mostly food and beverage.
Overview
| NPI | 1962997759 |
|---|---|
| Status | Active |
| Entity type | Individual |
| Credential | MD |
| Sole proprietor | No |
| NPI issued | Jun 25, 2018 |
| Last updated in NPPES | Apr 3, 2026 |
| Certified by provider | Apr 3, 2026 |
Specialties and licenses
| Taxonomy | Code | License | State |
|---|---|---|---|
| Internal Medicine, Nephrology Primary | 207RN0300X | 04-44634 | KS |
| Internal Medicine | 207R00000X | 04-44634 | KS |
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 - Nephrology (KS); Practitioner - Nephrology (MO) |
|---|---|
| Accepts assignment | Yes (participating) |
Medicare services in 2024
| Medicare patients | 77 |
|---|---|
| Services billed | 255 across 12 procedure codes |
| Paid by Medicare | $25,157 |
Part D prescriptions in 2024
| Prescriptions (claims) | 193 · 366 30-day fills |
|---|---|
| Patients | 43 |
| Total drug cost | $42,352 |
| Generic share | 81% of claims |
Education and affiliations
| Medical school | University of Kansas School of Med (Kc/Wich/Sal) |
|---|---|
| Graduation year | 2018 |
| Medicare specialty | Nephrology |
| Telehealth | Offers telehealth |
Medical groups
- Kansas University Physicians IncLenexa, KS · 1,849 clinicians
- New Liberty Hospital CorporationLiberty, MO · 135 clinicians
Hospital affiliations
- Liberty HospitalLiberty, MO
- University of Kansas Health System Olathe HospitalOlathe, KS
- University of Kansas HospitalKansas City, KS
Industry payments (Open Payments)
- 2025$146.57 · 2 payments from 2 companies
- 2024$115.37 · 1 payment from 1 company
Top paying companies in 2025
| Company | Amount | Payments |
|---|---|---|
| Mallinckrodt Hospital Products Inc. | $119.96 | 1 |
| Novartis Pharmaceuticals Corporation | $26.61 | 1 |
What the 2025 payments were for
- Food and Beverage$146.57 · 2 payments
Receiving payments does not imply wrongdoing. What Open Payments covers ·original records
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