Quick answers
- Where does Gregory Greenfield see patients?
- Medicare's clinician data lists 3 practice locations, including Kalamazoo, MI and Acton, ME. Call before your visit to confirm the address.
- What is Gregory Greenfield's specialty?
- Medicare lists Mental Health Counselor as the primary specialty.
- Does Gregory Greenfield accept Medicare assignment?
- Medicare's clinician data says Gregory Greenfield may accept Medicare assignment (as of 2026-10-02). Ask the office whether they accept it for your visit.
- What is Gregory Greenfield's NPI number?
- 1295212462. 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 Gregory Greenfield is enrolled with Medicare (CMS data updated 2026-10-02).
Specialties
- Mental Health Counselorprimary
Other mental health counselors in Kalamazoo
Clinicians with the same Medicare primary specialty in Kalamazoo, MI — not a recommendation.
Clinician information
| Medical school | Western Michigan Un Homer Stryker School Of Med |
|---|---|
| Graduation year | 2012 |
| Gender (as listed) | Male |
| Medicare assignment | May accept for some services |
| NPI (National Provider Identifier) | 1295212462 |
| 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 2026-10-02, retrieved 2026-10-29
- 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