Medical emergency?Emergency? Call 911. Nearest emergency roomsNearest ERs

Rheumatology

Bret K. Sohn, MD

Works at hospitals in Greenwich, CT · Stamford, CT · Connecticut

Summary

Bret K. Sohn, MD (Rheumatology) is listed by Medicare at 2 hospitals in Greenwich, CT and Stamford, CT. NPI 1982994836. Medicare data says the clinician accepts Medicare assignment. Source: CMS Facility Affiliation Data, updated 2026-10-02.

From official Medicare data

This page shows what Medicare's official clinician data says about Bret K. Sohn, joined by NPI number (data updated 2026-10-02). It is not a recommendation or a rating. Call the office or hospital to confirm before you go.

In a medical emergency, call 911.

At a glance

RheumatologyPrimary specialty
YesAccepts Medicare assignment
YesOffers telehealth
15Years since medical school (graduated 2011)
MaleGender (as listed)
Stamford Health Medical Group IncGroup practice

Quick answers

Which hospitals does Bret K. Sohn work at?
Medicare's official clinician data lists Bret K. Sohn at 2 hospitals: Greenwich Hospital Association - and Stamford Hospital. This is where the clinician works or has privileges; call the hospital to confirm.
Where does Bret K. Sohn see patients?
Medicare's clinician data lists 1 practice location in Stamford, CT. Call before your visit to confirm the address.
What is Bret K. Sohn's specialty?
Medicare lists Rheumatology as the primary specialty.
Does Bret K. Sohn accept Medicare assignment?
Yes. Medicare's clinician data says Bret K. Sohn 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 Bret K. Sohn offer telehealth?
Medicare's clinician data says Bret K. Sohn offers telehealth services. Ask the office which visits can be done by video or phone.
What is the phone number for Bret K. Sohn?
(203) 348-9455, as listed in official Medicare / NPI Registry data.
What is Bret K. Sohn's NPI number?
1982994836. The NPI (National Provider Identifier) is the clinician's permanent federal ID; you can look it up in the official NPI Registry.

Hospitals where Bret K. Sohn works

Medicare's Facility Affiliation Data lists Bret K. Sohn at these hospitals (updated 2026-10-02). Each hospital page shows its address, phone, emergency services, Medicare rating and all its clinicians.

Practice locations

Addresses where Bret K. Sohn is enrolled with Medicare (CMS data updated 2026-10-02).

Group practices

Medicare enrollment lists Bret K. Sohn as a member of this group (CMS data updated 2026-10-02).

  • Stamford Health Medical Group Inc444 clinicians in the group

Specialties

Find other Rheumatology doctors in Connecticut →

Other rheumatologists in Stamford

Clinicians with the same Medicare primary specialty in Stamford, CT — not a recommendation.

All rheumatologists in Stamford →

Clinician information

CredentialMD
Graduation year2011
Gender (as listed)Male
Medicare assignmentAccepts (Medicare-approved amount as full payment)
TelehealthOffers telehealth services
NPI (National Provider Identifier)1982994836
CorrectionsReport 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

  1. Facility Affiliation Data — Centers for Medicare & Medicaid Services (CMS), data updated 2026-10-02, retrieved 2026-10-29
  2. National Downloadable File (Doctors and Clinicians) — CMS, data updated 2026-10-02, retrieved 2026-10-29
  3. NPI Registry — U.S. Department of Health and Human Services (NPPES), the clinician’s official record
  4. Medicare Care Compare — official Medicare tool to look up clinicians