Quick answers
- Where does Marci B. Simon see patients?
- Medicare's clinician data lists 1 practice location in Lexington, MA. Call before your visit to confirm the address.
- What is Marci B. Simon's specialty?
- Medicare lists Mental Health Counselor as the primary specialty.
- Does Marci B. Simon accept Medicare assignment?
- Yes. Medicare's clinician data says Marci B. Simon 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 Marci B. Simon offer telehealth?
- Medicare's clinician data says Marci B. Simon offers telehealth services. Ask the office which visits can be done by video or phone.
- What is the phone number for Marci B. Simon?
- (617) 888-3060, as listed in official Medicare / NPI Registry data.
- What is Marci B. Simon's NPI number?
- 1023165941. 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 Marci B. Simon is enrolled with Medicare (CMS data updated 2026-10-02).
- 789 Massachusetts AveLexington, MA 02420 (617) 888‑3060
Specialties
- Mental Health Counselorprimary
Find other clinicians: Mental Health Counselor, Massachusetts →
Other mental health counselors in Lexington
Clinicians with the same Medicare primary specialty in Lexington, MA — not a recommendation.
Clinician information
| Graduation year | 2002 |
|---|---|
| Gender (as listed) | Female |
| Medicare assignment | Accepts (Medicare-approved amount as full payment) |
| Telehealth | Offers telehealth services |
| NPI (National Provider Identifier) | 1023165941 |
| 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