PETER STEVEN YOO M.D.
NPI 1326286477
Surgery in Hartford, CT
About Peter Steven Yoo M.d. NPPES
Official registry information on file with the National Plan and Provider Enumeration System.
PETER STEVEN YOO M.D. (NPI 1326286477) is an individual surgery provider in Hartford, Connecticut, licensed in Connecticut (50993) and active in the NPI registry since January 2009. He is enrolled in Medicare PECOS and is a graduate of State University Of New York At Stony Brook, School Of Medicine (2003).
NPPES Registry Identity
Specialties & Licenses 2
Accepted Insurance
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
Peter Steven Yoo 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 Reassignments
2Medicare enrollment records show Peter Yoo reassigns Medicare billing to 2 organizations. Each organization bills Medicare for the services this provider delivers there; the nearest is listed first.
Hartford, CT 06106
- Reassigned Medicare billing, Connecticut enrollment
- 1,921 clinicians in this Medicare group
Hamden, CT 06514
- Reassigned Medicare billing, Connecticut enrollment
- 3,728 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.
Physician Visit Costs CMS claims · ZIP area
Typical Medicare office-visit costs in the 06102 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 20
Providers registered at the same practice address, or within the immediate area, according to the NPPES registry.
HARTFORD, CT 06102
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 Peter Yoo's NPI number?
The NPI number for Peter Yoo is 1326286477. It was assigned to this individual provider in the NPPES registry on January 28, 2009.
Where is Peter Yoo located?
Peter Yoo practices at 80 Seymour St, Hartford, CT 06102. The listed phone number is (860) 545-5000.
What is Peter Yoo's specialty?
The primary specialty registered for this NPI is Surgery with taxonomy code 208600000X.
Is Peter Yoo enrolled in Medicare?
Yes. Peter Yoo 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 Peter Yoo's services?
According to the CMS Revalidation Reassignment List (October 2026 release), Peter Yoo reassigns Medicare benefits to 2 organizations: Hartford Healthcare Medical Group Specialists, PLLC (Hartford, CT) and Yale University (Hamden, CT). 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 Peter Yoo's services. Reassignment records can lag staffing changes; confirm current arrangements with the organization.
What insurance does Peter Yoo accept?
Health plans from Anthem Blue Cross and Blue Shield list Peter Yoo as in-network in at least one marketplace plan. Coverage varies by plan and year; verify with the insurer or the provider before a visit.
When was this NPI record last updated?
The NPPES record for Peter Yoo was last updated on September 1, 2023. 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.
# Peter Steven Yoo, M.D. · NPI 1326286477
Surgery physician in Hartford, Connecticut. Individual provider, active in the CMS NPPES registry since January 28, 2009.
## Identity
- **NPI:** 1326286477 (Entity type: Individual)
- **Enumerated:** January 28, 2009
- **Primary specialty:** Surgery · taxonomy 208600000X
- **State license:** 50993 (Connecticut)
- **Sole proprietor:** Yes
## Practice location
- **Address:** 80 SEYMOUR ST, Hartford, CT 06102-8000
- **Phone:** (860) 545-5000
## 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:** 2 organizations under Medicare reassignment (form CMS-855R): Hartford Healthcare Medical Group Specialists, PLLC (NPI 1023584216, Hartford, CT); Yale University (NPI 1134391824, Hamden, CT) · CMS Revalidation Reassignment List, October 2026 release
- **Medical school:** State University Of New York At Stony Brook, School Of Medicine, class of 2003
## Record status
- **NPPES last updated:** September 1, 2023
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Source: [NPI Profile](https://npiprofile.com/npi/1326286477) · Data from the CMS NPPES public registry.