DR. BRET KENNETH SOHN M.D.
NPI 1982994836
Internal Medicine - Rheumatology in Stamford, CT
About Dr. Bret Kenneth Sohn M.d. NPPES
Official registry information on file with the National Plan and Provider Enumeration System.
DR. BRET KENNETH SOHN M.D. (NPI 1982994836) is an individual rheumatology provider in Stamford, Connecticut, licensed in Connecticut (71698) and active in the NPI registry since April 2011. He is enrolled in Medicare PECOS and is a graduate of Other (2011).
NPPES Registry Identity
Specialties & Licenses
Medicare Participation & PECOS CMS
Medicare enrollment, assignment, billing reassignment, and ordering and referring status from CMS.
Medicare Enrollment Status
Enrolled in Medicare and accepts Medicare assignment
Dr. Bret Kenneth Sohn M.d. is registered in PECOS and agrees to accept the Medicare-approved amount as full payment. Medicare patients are not billed beyond the standard deductible and coinsurance.
Medicare Billing Reassignment
Medicare enrollment records show Bret Sohn reassigns Medicare billing to 1 organization. The organization bills Medicare for the services this provider delivers there.
Stamford, CT 06907
- Reassigned Medicare billing, Connecticut enrollment
- 496 clinicians in this Medicare group
Source: CMS Revalidation Reassignment List, October 2026 release. Reassignment records can lag staffing changes; confirm a current affiliation with the organization.
Areas of Expertise CMS Part B claims 3
Services this provider delivered to Medicare fee-for-service patients, from the CMS Medicare utilization data. Higher counts generally reflect more experience with a service; care delivered outside Medicare is not included.
Physician Visit Costs CMS claims · ZIP area
Typical Medicare office-visit costs in the 06902 ZIP code area, from fee-for-service claims. These are area statistics, not this provider’s prices; actual charges vary by service and coverage.
Medicare Quality Performance CMS QPP · MIPS
Performance in the CMS Quality Payment Program: the MIPS final score across four weighted categories, and the individual quality measures reported to Medicare.
Other Providers at the Same Location NPPES 3
Providers registered at the same practice address, or within the immediate area, according to the NPPES registry.
Frequently Asked Questions NPPES & CMS
Common questions about this NPI record, answered from the official NPPES registry and CMS datasets shown on this page.
What is Bret Sohn's NPI number?
The NPI number for Bret Sohn is 1982994836. It was assigned to this individual provider in the NPPES registry on April 12, 2011.
Where is Bret Sohn located?
Bret Sohn practices at 292 Long Ridge Rd Ste 103, Stamford, CT 06902. The listed phone number is (203) 348-9455.
What is Bret Sohn's specialty?
The primary specialty registered for this NPI is Internal Medicine, specializing in Rheumatology, with taxonomy code 207RR0500X.
Is Bret Sohn enrolled in Medicare?
Yes. Bret Sohn is registered in the Medicare PECOS system and accepts Medicare assignment, which means accepting the Medicare-approved amount as payment in full for covered services.
Which organization bills Medicare for Bret Sohn's services?
According to the CMS Revalidation Reassignment List (October 2026 release), Bret Sohn reassigns Medicare benefits to Stamford Health Medical Group Inc (Stamford, CT). The reassignment is filed with Medicare on form CMS-855R, signed by both the clinician and the organization, and lets the organization bill Medicare and receive payment for Bret Sohn's services. Reassignment records can lag staffing changes; confirm current arrangements with the organization.
When was this NPI record last updated?
The NPPES record for Bret Sohn was last updated on August 4, 2022. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 4 years ago. If this record has changed at CMS more recently, you can request an on-demand re-check against the live CMS registry, directly from this page.
# Dr. Bret Kenneth Sohn, M.D. · NPI 1982994836
Rheumatology physician in Stamford, Connecticut. Individual provider, active in the CMS NPPES registry since April 12, 2011.
## Identity
- **NPI:** 1982994836 (Entity type: Individual)
- **Enumerated:** April 12, 2011
- **Primary specialty:** Internal Medicine - Rheumatology · taxonomy 207RR0500X
- **State license:** 71698 (Connecticut)
- **Sole proprietor:** No
## Practice location
- **Address:** 292 LONG RIDGE RD STE 103, Stamford, CT 06902-1627
- **Phone:** (203) 348-9455 · **Fax:** (203) 348-9183
## Medicare
- **Medicare:** Enrolled (PECOS); accepts Medicare assignment
- **Ordering & referring:** eligible for Part B labs & imaging, durable medical equipment, home health, power mobility devices
- **Bills Medicare through:** Stamford Health Medical Group Inc (NPI 1154633980, Stamford, CT), under Medicare reassignment (form CMS-855R) · CMS Revalidation Reassignment List, October 2026 release
- **Medical school:** Other, class of 2011
## Record status
- **NPPES last updated:** August 4, 2022
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Source: [NPI Profile](https://npiprofile.com/npi/1982994836) · Data from the CMS NPPES public registry.