Quick answers
- Where does Joseph St. Pierre see patients?
- Medicare's clinician data lists 2 practice locations, including Westport, CT and Wilton, CT. Call before your visit to confirm the address.
- What is Joseph St. Pierre's specialty?
- Medicare lists Internal Medicine as the primary specialty.
- Does Joseph St. Pierre accept Medicare assignment?
- Yes. Medicare's clinician data says Joseph St. Pierre 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.
- What is the phone number for Joseph St. Pierre?
- (203) 221-3830, as listed in official Medicare / NPI Registry data.
- What is Joseph St. Pierre's NPI number?
- 1588028294. 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 Joseph St. Pierre is enrolled with Medicare (CMS data updated 2026-10-02).
- 1505 Post Rd E, Suite 102Westport, CT 06880 (203) 221‑3830
- 60 Danbury Rd, Suite 101Wilton, CT 06897 (203) 926‑8835
Group practices
Medicare enrollment lists Joseph St. Pierre as a member of this group (CMS data updated 2026-10-02).
- Hartford Healthcare Medical Group Specialists PLLC1,588 clinicians in the group
Specialties
- Internal Medicineprimary
Other internal medicine doctors in Westport
Clinicians with the same Medicare primary specialty in Westport, CT — not a recommendation.
Clinician information
| Graduation year | 2016 |
|---|---|
| Gender (as listed) | Male |
| Medicare assignment | Accepts (Medicare-approved amount as full payment) |
| NPI (National Provider Identifier) | 1588028294 |
| 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