STEVEN GUON MD
NPI 1649215484
Anesthesiology in Bridgeport, CT
About Steven Guon Md NPPES
Official registry information on file with the National Plan and Provider Enumeration System.
STEVEN GUON MD (NPI 1649215484) is an individual anesthesiology provider in Bridgeport, Connecticut, licensed in Connecticut (49123) and active in the NPI registry since June 2006. He is enrolled in Medicare PECOS and is a graduate of Other (2002).
NPPES Registry Identity
Specialties & Licenses
Other Identifiers 1
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
Steven Guon Md 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 Reassignments
3Medicare enrollment records show Steven Guon reassigns Medicare billing to 3 organizations. Each organization bills Medicare for the services this provider delivers there; the nearest is listed first.
Shelton, CT 06484
- Reassigned Medicare billing, Connecticut enrollment
- 727 clinicians in this Medicare group
Chappaqua, NY 10514
- Reassigned Medicare billing, New York enrollment
- 1,406 clinicians in this Medicare group
Poughkeepsie, NY 12603
- Reassigned Medicare billing, New York enrollment
- Medicare enrollment name: Premier Medical Group Of The Hudson Valley PC
- 169 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 4
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.
Other Providers at the Same Location NPPES 20
Providers registered at the same practice address, or within the immediate area, according to the NPPES registry.
BRIDGEPORT, CT 06606
BRIDGEPORT, CT 06606
BRIDGEPORT, CT 06606
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 Steven Guon's NPI number?
The NPI number for Steven Guon is 1649215484. It was assigned to this individual provider in the NPPES registry on June 17, 2006.
Where is Steven Guon located?
Steven Guon practices at 2800 Main St, Bridgeport, CT 06606. The listed phone number is (203) 576-6000.
What is Steven Guon's specialty?
The primary specialty registered for this NPI is Anesthesiology with taxonomy code 207L00000X.
Is Steven Guon enrolled in Medicare?
Yes. Steven Guon 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 organizations bill Medicare for Steven Guon's services?
According to the CMS Revalidation Reassignment List (October 2026 release), Steven Guon reassigns Medicare benefits to 3 organizations: Integrated Anesthesia Associates LLC (Shelton, CT), North Shore - Lij Anesthesiology, PC (Chappaqua, NY) and Premier Medical Group Of The Hudson Valley P.C. (Poughkeepsie, NY). Each 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 Steven Guon'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 Steven Guon was last updated on December 17, 2022. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 3 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.
# Steven Guon, MD · NPI 1649215484
Anesthesiology physician in Bridgeport, Connecticut. Individual provider, active in the CMS NPPES registry since June 17, 2006.
## Identity
- **NPI:** 1649215484 (Entity type: Individual)
- **Enumerated:** June 17, 2006
- **Primary specialty:** Anesthesiology · taxonomy 207L00000X
- **State license:** 49123 (Connecticut)
- **Sole proprietor:** No
## Practice location
- **Address:** 2800 MAIN ST, Bridgeport, CT 06606-4201
- **Phone:** (203) 576-6000
## 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:** 3 organizations under Medicare reassignment (form CMS-855R): Integrated Anesthesia Associates LLC (NPI 1881636397, Shelton, CT); North Shore - Lij Anesthesiology, PC (NPI 1417401266, Chappaqua, NY); Premier Medical Group Of The Hudson Valley P.C. (NPI 1255437166, Poughkeepsie, NY) · CMS Revalidation Reassignment List, October 2026 release
- **Medical school:** Other, class of 2002
## Record status
- **NPPES last updated:** December 17, 2022
- **Other identifiers:** Medicaid 02778985 (NY)
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Source: [NPI Profile](https://npiprofile.com/npi/1649215484) · Data from the CMS NPPES public registry.