Katherine Mamo, FNP
NPI 1679234934ActiveIndividual· Nurse Practitioner· East Lansing, MI
Nurse Practitioner (FNP) with Pine Hollow Partner LLC, practicing in East Lansing, Michigan. Their prescriptions cost Medicare Part D more than their services did: $1,203,471 for 1,153 claims, against $13,870 paid for services in 2024. Janssen Biotech, Inc. was the largest of 24 companies reporting payments in 2025, $6,626 in all, mostly food and beverage. Lists Edward W Sparrow Hospital and 1 other hospital as hospital affiliations.
Overview
| NPI | 1679234934 |
|---|---|
| Status | Active |
| Entity type | Individual |
| Credential | FNP |
| Sole proprietor | No |
| NPI issued | Jan 7, 2022 |
| Last updated in NPPES | Dec 30, 2024 |
| Certified by provider | Dec 30, 2024 |
Specialties and licenses
| Taxonomy | Code | License | State |
|---|---|---|---|
| Nurse Practitioner Primary | 363L00000X | 4704330439 | MI |
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 (MI) |
|---|---|
| Accepts assignment | Yes (participating) |
Medicare services in 2024
| Medicare patients | 82 |
|---|---|
| Services billed | 775 across 13 procedure codes |
| Paid by Medicare | $13,870 |
Part D prescriptions in 2024
| Prescriptions (claims) | 1,153 · 1,792 30-day fills |
|---|---|
| Patients | 197 |
| Total drug cost | $1,203,471 |
| Generic share | 79% of claims |
Education and affiliations
| Graduation year | 2022 |
|---|---|
| Medicare specialty | Nurse Practitioner |
Medical group
- Pine Hollow Partner LLCOkemos, MI · 6 clinicians
Hospital affiliations
- Edward W Sparrow HospitalLansing, MI
- University of Michigan Health - Sparrow EatonCharlotte, MI
Industry payments (Open Payments)
- 2025$6,626 · 256 payments from 24 companies
- 2024$4,548 · 196 payments from 20 companies
Top paying companies in 2025
| Company | Amount | Payments |
|---|---|---|
| Janssen Biotech, Inc. | $1,760 | 62 |
| Amgen Inc. | $1,051 | 34 |
| Ucb, Inc. | $826.28 | 30 |
| Abbvie Inc. | $781.68 | 48 |
| E.R. Squibb & Sons, L.L.C. | $471.46 | 13 |
What the 2025 payments were for
- Food and Beverage$6,547 · 255 payments
- Education$79.00 · 1 payment
Receiving payments does not imply wrongdoing. What Open Payments covers ·original records
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