Quick answers
- Where does Colleen K. Larrison see patients?
- Medicare's clinician data lists 2 practice locations, including Halfmoon, NY and Saratoga Springs, NY. Call before your visit to confirm the address.
- What is Colleen K. Larrison's specialty?
- Medicare lists Clinical Social Worker as the primary specialty.
- Does Colleen K. Larrison accept Medicare assignment?
- Yes. Medicare's clinician data says Colleen K. Larrison 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 Colleen K. Larrison offer telehealth?
- Medicare's clinician data says Colleen K. Larrison offers telehealth services. Ask the office which visits can be done by video or phone.
- What is the phone number for Colleen K. Larrison?
- (518) 238-6028, as listed in official Medicare / NPI Registry data.
- What is Colleen K. Larrison's NPI number?
- 1255504841. 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 Colleen K. Larrison is enrolled with Medicare (CMS data updated 2026-10-02).
- 1785 Route 9Halfmoon, NY 12065 (518) 238‑6028
- 37 Friar Tuck WaySaratoga Springs, NY 12866 (518) 238‑6028
Group practices
Medicare enrollment lists Colleen K. Larrison as a member of this group (CMS data updated 2026-10-02).
- Professional Medical Concierge Services PLLC74 clinicians in the group
Specialties
- Clinical Social Workerprimary
Other clinical social workers in Halfmoon
Clinicians with the same Medicare primary specialty in Halfmoon, NY — not a recommendation.
Clinician information
| Credential | CSW |
|---|---|
| Graduation year | 2005 |
| Gender (as listed) | Female |
| Medicare assignment | Accepts (Medicare-approved amount as full payment) |
| Telehealth | Offers telehealth services |
| NPI (National Provider Identifier) | 1255504841 |
| 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