Mary Louise Tatum, MSN, NP
NPI 1346888450ActiveIndividual· Nurse Practitioner, Psych/Mental Health· Cleveland, OH
Nurse Practitioner, Psych/Mental Health (MSN, NP) with Cleveland Clinic, practicing in Cleveland, Ohio. Their prescriptions cost Medicare Part D more than their services did: $132,985 for 1,089 claims, against $4,957 paid for services in 2024. Janssen Pharmaceuticals, Inc was the largest of 5 companies reporting payments in 2025, $745.28 in all, mostly food and beverage. Lists Cleveland Clinic as a hospital affiliation.
Overview
| NPI | 1346888450 |
|---|---|
| Status | Active |
| Entity type | Individual |
| Credential | MSN, NP |
| Sole proprietor | No |
| NPI issued | Dec 19, 2019 |
| Last updated in NPPES | Oct 18, 2021 |
| Certified by provider | Oct 18, 2021 |
Specialties and licenses
| Taxonomy | Code | License | State |
|---|---|---|---|
| Nurse Practitioner, Psych/Mental Health Primary | 363LP0808X | 0027188 | OH |
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 - Nurse Practitioner (OH) |
|---|---|
| Accepts assignment | Yes (participating) |
Medicare services in 2024
| Medicare patients | 36 |
|---|---|
| Services billed | 72 across 3 procedure codes |
| Paid by Medicare | $4,957 |
Part D prescriptions in 2024
| Prescriptions (claims) | 1,089 · 2,247 30-day fills |
|---|---|
| Patients | 125 |
| Total drug cost | $132,985 |
| Generic share | 95% of claims |
Education and affiliations
| Graduation year | 2013 |
|---|---|
| Medicare specialty | Nurse Practitioner |
| Telehealth | Offers telehealth |
Medical group
- Cleveland ClinicCleveland, OH · 7,090 clinicians
Hospital affiliation
- Cleveland ClinicCleveland, OH
Industry payments (Open Payments)
- 2025$745.28 · 9 payments from 5 companies
- 2024$756.03 · 6 payments from 3 companies
Top paying companies in 2025
| Company | Amount | Payments |
|---|---|---|
| Janssen Pharmaceuticals, Inc | $394.19 | 3 |
| Vanda Pharmaceuticals Inc. | $124.99 | 1 |
| Iti, Inc. (D/B/A Intra-Cellular Therapies, Inc.) | $124.87 | 1 |
| Abbvie Inc. | $70.08 | 3 |
| E.R. Squibb & Sons, L.L.C. | $31.15 | 1 |
What the 2025 payments were for
- Food and Beverage$745.28 · 9 payments
Receiving payments does not imply wrongdoing. What Open Payments covers ·original records
Other psychiatric nurse practitioners in Cleveland
- 1013798107
- 1023756764
- 1083015564
- 1104206796
- 1104307644
- 1124763297
- 1245964501
- 1285300491
- 1316347008
- 1316598170
- 1316682156
- 1356866990
All 180 psychiatric nurse practitioners in Cleveland · All psychiatric nurse practitioners in Ohio