DR. ALEXANDER CHI-SHUN TSANG M.D.
NPI 1861464323
Ophthalmology in West Hartford, CT
About Dr. Alexander Chi-shun Tsang M.d. NPPES
Official registry information on file with the National Plan and Provider Enumeration System.
DR. ALEXANDER CHI-SHUN TSANG M.D. (NPI 1861464323) is an individual ophthalmology provider in West Hartford, Connecticut, licensed in Connecticut (61715) and active in the NPI registry since February 2006. He is enrolled in Medicare PECOS, maintains 6 additional practice locations, and is a graduate of Indiana University School Of Medicine (1999).
NPPES Registry Identity
Specialties & Licenses 2
Secondary Practice Locations 6
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
Dr. Alexander Chi-shun Tsang 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
4Medicare enrollment records show Alexander Tsang reassigns Medicare billing to 4 organizations. Each organization bills Medicare for the services this provider delivers there; the nearest is listed first.
Bloomfield, CT 06002
- Reassigned Medicare billing, Connecticut enrollment
Hartford, CT 06102
- Reassigned Medicare billing, Connecticut enrollment
- 1,333 clinicians in this Medicare group
Fairbanks, AK 99701
- Reassigned Medicare billing, Alaska enrollment
- 9 clinicians in this Medicare group
Fairbanks, AK 99701
- Reassigned Medicare billing, Texas enrollment
- 207 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 06117 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.
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 Alexander Tsang's NPI number?
The NPI number for Alexander Tsang is 1861464323. It was assigned to this individual provider in the NPPES registry on February 7, 2006.
Where is Alexander Tsang located?
Alexander Tsang practices at 84 Timberwood Rd, West Hartford, CT 06117. The listed phone number is (907) 561-0774.
What is Alexander Tsang's specialty?
The primary specialty registered for this NPI is Ophthalmology with taxonomy code 207W00000X.
Is Alexander Tsang enrolled in Medicare?
Yes. Alexander Tsang 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 Alexander Tsang's services?
According to the CMS Revalidation Reassignment List (October 2026 release), Alexander Tsang reassigns Medicare benefits to 4 organizations: Eagle River Ophthalmic Surgeons LLC (Bloomfield, CT), Hartford Hospital (Hartford, CT), Eye Clinic Of Fairbanks, Inc (Fairbanks, AK) and Tanana Chiefs Conference (Fairbanks, AK). 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 Alexander Tsang's services. Reassignment records can lag staffing changes; confirm current arrangements with the organization.
What insurance does Alexander Tsang accept?
Health plans from Anthem Blue Cross and Blue Shield, Premera Blue Cross Blue Shield of Alaska and Providence Health Plan list Alexander Tsang 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 Alexander Tsang was last updated on November 12, 2021. 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. Alexander Chi-Shun Tsang, M.D. · NPI 1861464323
Ophthalmology physician in West Hartford, Connecticut. Individual provider, active in the CMS NPPES registry since February 7, 2006.
## Identity
- **NPI:** 1861464323 (Entity type: Individual)
- **Enumerated:** February 7, 2006
- **Primary specialty:** Ophthalmology · taxonomy 207W00000X
- **State license:** 61715 (Connecticut)
- **Sole proprietor:** No
## Practice location
- **Address:** 84 TIMBERWOOD RD, West Hartford, CT 06117-1466
- **Phone:** (907) 561-0774
## 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:** 4 organizations under Medicare reassignment (form CMS-855R): Eagle River Ophthalmic Surgeons LLC (NPI 1275781429, Bloomfield, CT); Hartford Hospital (NPI 1770696643, Hartford, CT); Eye Clinic Of Fairbanks, Inc (NPI 1689903965, Fairbanks, AK); Tanana Chiefs Conference (NPI 1821201278, Fairbanks, AK) · CMS Revalidation Reassignment List, October 2026 release
- **Medical school:** Indiana University School Of Medicine, class of 1999
## Record status
- **NPPES last updated:** November 12, 2021
- **Other identifiers:** Medicaid 1015783 (AK)
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Source: [NPI Profile](https://npiprofile.com/npi/1861464323) · Data from the CMS NPPES public registry.