Michelle Lynn Ridgeway, CRNP
NPI 1730677121ActiveIndividual· Nurse Practitioner, Psych/Mental Health· Frederick, MD
Nurse Practitioner, Psych/Mental Health (CRNP) with Baltimore Ketamine Clinic, practicing in Frederick, Maryland. Mostly services rather than prescriptions: Medicare paid $8,467 for 48 patients in 2024, with only 21 Part D claims. Axsome Therapeutics, Inc. reported $14.71 in payments in 2025, mostly food and beverage.
Overview
| NPI | 1730677121 |
|---|---|
| Status | Active |
| Entity type | Individual |
| Credential | CRNP |
| Sole proprietor | No |
| NPI issued | May 1, 2018 |
| Last updated in NPPES | Jul 30, 2019 |
Specialties and licenses
| Taxonomy | Code | License | State |
|---|---|---|---|
| Nurse Practitioner, Psych/Mental Health Primary | 363LP0808X | R157571 | MD |
| Nurse Practitioner, Psych/Mental Health | 363LP0808X | SP018753 | PA |
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 (MD); Practitioner - Nurse Practitioner (PA) |
|---|---|
| Accepts assignment | Yes (participating) |
Medicare services in 2024
| Medicare patients | 48 |
|---|---|
| Services billed | 167 across 7 procedure codes |
| Paid by Medicare | $8,467 |
Part D prescriptions in 2024
| Prescriptions (claims) | 21 · 41 30-day fills |
|---|---|
| Total drug cost | $576.64 |
| Generic share | 76% of claims |
Education and affiliations
| Graduation year | 2018 |
|---|---|
| Medicare specialty | Nurse Practitioner |
Medical group
- Baltimore Ketamine ClinicSparks, MD · 3 clinicians
Industry payments (Open Payments)
- 2025$14.71 · 1 payment from 1 company
- 2024$19.33 · 1 payment from 1 company
Top paying companies in 2025
| Company | Amount | Payments |
|---|---|---|
| Axsome Therapeutics, Inc. | $14.71 | 1 |
What the 2025 payments were for
- Food and Beverage$14.71 · 1 payment
Receiving payments does not imply wrongdoing. What Open Payments covers ·original records
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