MARK TSU CHONG LEE M.D.
NPI 1598717779
Orthopaedic Surgery in Hartford, CT
About Mark Tsu Chong Lee M.d. NPPES
Official registry information on file with the National Plan and Provider Enumeration System.
MARK TSU CHONG LEE M.D. (NPI 1598717779) is an individual orthopaedic surgery provider in Hartford, Connecticut, licensed in Connecticut (046855) and active in the NPI registry since May 2006. He is enrolled in Medicare PECOS and is a graduate of Albert Einstein College Of Medicine Of Yeshiva University (2001).
NPPES Registry Identity
Specialties & Licenses 2
Other Names 1
Other Identifiers 1
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
Mark Tsu Chong Lee 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 Mark Lee 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
- 601 clinicians in this Medicare group
Hartford, CT 06105
- Reassigned Medicare billing, Connecticut enrollment
- 1,186 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 06106 ZIP code area, from fee-for-service claims. These are area statistics, not this provider’s prices; actual charges vary by service and coverage.
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 06106
HARTFORD, CT 06106
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 Mark Lee's NPI number?
The NPI number for Mark Lee is 1598717779. It was assigned to this individual provider in the NPPES registry on May 16, 2006. The provider is also known as Tsu Chong Lee MD.
Where is Mark Lee located?
Mark Lee practices at 282 Washington St Suite 1H, Department Of Orthopaedics, Hartford, CT 06106. The listed phone number is (860) 545-8643.
What is Mark Lee's specialty?
The primary specialty registered for this NPI is Orthopaedic Surgery with taxonomy code 207X00000X.
Is Mark Lee enrolled in Medicare?
Yes. Mark Lee 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 Mark Lee's services?
According to the CMS Revalidation Reassignment List (October 2026 release), Mark Lee reassigns Medicare benefits to 2 organizations: Connecticut Children's Specialty Group, Inc. (Hartford, CT) and Trinity Health Of New England Provider Network Organization Inc (Hartford, 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 Mark Lee's services. Reassignment records can lag staffing changes; confirm current arrangements with the organization.
What insurance does Mark Lee accept?
Health plans from Anthem Blue Cross and Blue Shield list Mark Lee 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 Mark Lee was last updated on April 13, 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.
# Mark Tsu Chong Lee, M.D. · NPI 1598717779
Orthopaedic Surgery physician in Hartford, Connecticut. Individual provider, active in the CMS NPPES registry since May 16, 2006.
## Identity
- **NPI:** 1598717779 (Entity type: Individual)
- **Enumerated:** May 16, 2006
- **Primary specialty:** Orthopaedic Surgery · taxonomy 207X00000X
- **State license:** 046855 (Connecticut)
- **Sole proprietor:** No
## Practice location
- **Address:** 282 WASHINGTON ST, SUITE 1H, DEPARTMENT OF ORTHOPAEDICS, Hartford, CT 06106-3322
- **Phone:** (860) 545-8643 · **Fax:** (860) 545-9095
## 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): Connecticut Children's Specialty Group, Inc. (NPI 1669448882, Hartford, CT); Trinity Health Of New England Provider Network Organization Inc (NPI 1003882812, Hartford, CT) · CMS Revalidation Reassignment List, October 2026 release
- **Medical school:** Albert Einstein College Of Medicine Of Yeshiva University, class of 2001
## Record status
- **NPPES last updated:** April 13, 2022
- **Other identifiers:** Other 050447454
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Source: [NPI Profile](https://npiprofile.com/npi/1598717779) · Data from the CMS NPPES public registry.