Quick answers
- Does Marissa L. Cowan accept Medicare assignment?
- Medicare's clinician data says Marissa L. Cowan may accept Medicare assignment (as of October 2, 2026). Ask the office whether they accept it for your visit.
- What is Marissa L. Cowan's NPI number?
- 1477269439. The NPI (National Provider Identifier) is the clinician's permanent federal ID; you can look it up in the official NPI Registry.
Practice locations
Addresses where Marissa L. Cowan is enrolled with Medicare (CMS data updated October 2, 2026).
- 190 W Lowry Ln, Suite 200Lexington, KY 40503 (859) 277‑4992
- 642 E Lexington AveDanville, KY 40422 (859) 277‑4992
Group practices
Medicare enrollment lists Marissa L. Cowan as a member of this group (CMS data updated October 2, 2026).
- Alteri, LLC7 clinicians in the group
Specialties
- Mental Health Counselorprimary
Other mental health counselors in Lexington
Clinicians with the same Medicare primary specialty in Lexington, KY — not a recommendation.
Other clinicians in Alteri, LLC
Medicare enrollment lists these clinicians in the same group practice — not a recommendation.
Clinician information
| Graduation year | 2022 |
|---|---|
| Gender (as listed) | Female |
| Medicare assignment | May accept for some services |
| Telehealth | Offers telehealth services |
| NPI (National Provider Identifier) | 1477269439 |
| Corrections | Report an error or suggest an update → |
Most corrections must be made at the source: clinicians update their NPI Registry record (NPPES) and their Medicare enrollment (PECOS); this page follows the next data release.
Sources
- National Downloadable File (Doctors and Clinicians) — CMS, data updated October 2, 2026, retrieved October 29, 2026
- NPI Registry — U.S. Department of Health and Human Services (NPPES), the clinician’s official record
- Medicare Care Compare — official Medicare tool to look up clinicians