Marissa Michael Mack, CNP
NPI 1497146195ActiveIndividual· Nurse Practitioner, Adult Health· Mayfield Heights, OH
Nurse Practitioner, Adult Health (CNP) with Ravi Krishnan MD LLC, practicing in Mayfield Heights, Ohio. Mostly services rather than prescriptions: Medicare paid $41,233 for 201 patients in 2024, with only 30 Part D claims. Lists Cleveland Clinic and 1 other hospital as hospital affiliations.
Overview
| NPI | 1497146195 |
|---|---|
| Status | Active |
| Entity type | Individual |
| Credential | CNP |
| Sole proprietor | No |
| NPI issued | Feb 17, 2015 |
| Last updated in NPPES | Feb 17, 2015 |
Specialties and licenses
| Taxonomy | Code | License | State |
|---|---|---|---|
| Nurse Practitioner, Adult Health Primary | 363LA2200X | 17067 | OH |
Exclusion screening
| List | Result | Details |
|---|---|---|
| HHS-OIG LEIE · Oct 9, 2026 | No match | Checked by NPI and by name + state |
| North Carolina Medicaid · Nov 4, 2026 | No match | — |
| New York OMIG · Nov 4, 2026 | No match | — |
| Ohio Medicaid · Nov 4, 2026 | No match | — |
| Pennsylvania Medicheck · Nov 4, 2026 | No match | — |
| Washington HCA · Nov 4, 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 | 201 |
|---|---|
| Services billed | 863 across 6 procedure codes |
| Paid by Medicare | $41,233 |
Part D prescriptions in 2024
| Prescriptions (claims) | 30 · 30 30-day fills |
|---|---|
| Total drug cost | $587.92 |
| Generic share | 100% of claims |
Education and affiliations
| Graduation year | 2014 |
|---|---|
| Medicare specialty | Nurse Practitioner |
Medical group
- Ravi Krishnan MD LLCMayfield Village, OH · 2 clinicians
Hospital affiliations
- Cleveland ClinicCleveland, OH
- Hillcrest HospitalMayfield Heights, OH
Industry payments (Open Payments)
None reported for 2025 or 2024.
Receiving payments does not imply wrongdoing. What Open Payments covers ·original records
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