Quick answers
- Where does Mary L. Grimmer see patients?
- Medicare's clinician data lists 2 practice locations, including Naples, FL and Estero, FL. Call before your visit to confirm the address.
- What is Mary L. Grimmer's specialty?
- Medicare lists Mental Health Counselor as the primary specialty.
- Does Mary L. Grimmer accept Medicare assignment?
- Yes. Medicare's clinician data says Mary L. Grimmer accepts Medicare assignment (the Medicare-approved amount as full payment for covered services), as of 2026-10-02. Ask the office to confirm before your visit.
- Does Mary L. Grimmer offer telehealth?
- Medicare's clinician data says Mary L. Grimmer offers telehealth services. Ask the office which visits can be done by video or phone.
- What is the phone number for Mary L. Grimmer?
- (239) 427-1833, as listed in official Medicare / NPI Registry data.
- What is Mary L. Grimmer's NPI number?
- 1629708243. 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 Mary L. Grimmer is enrolled with Medicare (CMS data updated 2026-10-02).
- 3443 Pine Ridge RdNaples, FL 34109 (239) 427‑1833
- 9210 Estero Park Commons Blvd, Suite 7Estero, FL 33928 (239) 427‑1833
Group practices
Medicare enrollment lists Mary L. Grimmer as a member of this group (CMS data updated 2026-10-02).
- Florida Coast Counseling LLC5 clinicians in the group
Specialties
- Mental Health Counselorprimary
Other mental health counselors in Naples
Clinicians with the same Medicare primary specialty in Naples, FL — not a recommendation.
Clinician information
| Graduation year | 2006 |
|---|---|
| Gender (as listed) | Female |
| Medicare assignment | Accepts (Medicare-approved amount as full payment) |
| Telehealth | Offers telehealth services |
| NPI (National Provider Identifier) | 1629708243 |
| 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