ALYSSA KWOK M.D.
NPI 1265963847
Internal Medicine - Rheumatology in Austin, TX
About Alyssa Kwok M.d. NPPES
Official registry information on file with the National Plan and Provider Enumeration System.
ALYSSA KWOK M.D. (NPI 1265963847) is an individual rheumatology provider in Austin, Texas, licensed in Texas (U5740) and active in the NPI registry since March 2017. She is enrolled in Medicare PECOS, is affiliated with Ascension Seton Medical Center Austin, and is a graduate of University Of Vermont College Of Medicine (2017).
NPPES Registry Identity
Specialties & Licenses
Accepted Insurance
Medicare Participation & PECOS CMS
Medicare enrollment, assignment, billing reassignment, and ordering and referring status from CMS.
Medicare Enrollment Status
Enrolled in Medicare (PECOS)
Alyssa Kwok M.d. is registered in the CMS Provider Enrollment, Chain and Ownership System (PECOS).
Medicare Billing Reassignments
2Medicare enrollment records show Alyssa Kwok reassigns Medicare billing to 2 organizations. Each organization bills Medicare for the services this provider delivers there; the nearest is listed first.
Austin, TX 78712
- Reassigned Medicare billing, Texas enrollment
- 1,188 clinicians in this Medicare group
Austin, TX 78758
- Reassigned Medicare billing, Texas enrollment
- 240 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.
Hospital Affiliations CMS Care Compare 2
Hospitals where this provider delivers care, identified from recent Medicare claims and place-of-service records.
Ascension Seton Medical Center Austin
Acute Care Hospitals · Austin, TXDell Seton Med Center At The University Of Tx
Acute Care Hospitals · Austin, TXPhysician Visit Costs CMS claims · ZIP area
Typical Medicare office-visit costs in the 78712 ZIP code area, from fee-for-service claims. These are area statistics, not this provider’s prices; actual charges vary by service and coverage.
Referred Medical Equipment & Supplies CMS DME claims 2
Durable medical equipment, devices and supplies this provider ordered from DME suppliers for patients, from Medicare fee-for-service claims.
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.
AUSTIN, TX 78712
AUSTIN, TX 78712
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 Alyssa Kwok's NPI number?
The NPI number for Alyssa Kwok is 1265963847. It was assigned to this individual provider in the NPPES registry on March 24, 2017.
Where is Alyssa Kwok located?
Alyssa Kwok practices at 1601 Trinity St, Austin, TX 78712. The listed phone number is (512) 324-7000.
What is Alyssa Kwok's specialty?
The primary specialty registered for this NPI is Internal Medicine, specializing in Rheumatology, with taxonomy code 207RR0500X.
Is Alyssa Kwok enrolled in Medicare?
Yes. Alyssa Kwok is registered in the Medicare PECOS enrollment system.
Which organizations bill Medicare for Alyssa Kwok's services?
According to the CMS Revalidation Reassignment List (October 2026 release), Alyssa Kwok reassigns Medicare benefits to 2 organizations: Seton Family Of Doctors (Austin, TX) and Central Texas Community Health Centers (Austin, TX). 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 Alyssa Kwok's services. Reassignment records can lag staffing changes; confirm current arrangements with the organization.
What insurance does Alyssa Kwok accept?
Health plans from Blue Cross and Blue Shield of Texas, Harbor Health, Moda Health Plan, Inc., Oscar Insurance Company and Sendero Health Plans, Local Nonprofit and 1 other insurer list Alyssa Kwok 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.
Is Alyssa Kwok affiliated with any hospitals?
According to CMS data, Alyssa Kwok is affiliated with Ascension Seton Medical Center Austin and Dell Seton Med Center At The University Of Tx.
When was this NPI record last updated?
The NPPES record for Alyssa Kwok was last updated on December 14, 2023. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 2 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.
# Alyssa Kwok, M.D. · NPI 1265963847
Rheumatology physician in Austin, Texas. Individual provider, active in the CMS NPPES registry since March 24, 2017.
## Identity
- **NPI:** 1265963847 (Entity type: Individual)
- **Enumerated:** March 24, 2017
- **Primary specialty:** Internal Medicine - Rheumatology · taxonomy 207RR0500X
- **State license:** U5740 (Texas)
- **Sole proprietor:** No
## Practice location
- **Address:** 1601 TRINITY ST, Austin, TX 78712-1765
- **Phone:** (512) 324-7000
## Medicare
- **Medicare:** Enrolled in Medicare (PECOS)
- **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): Seton Family Of Doctors (NPI 1588997233, Austin, TX); Central Texas Community Health Centers (NPI 1427882091, Austin, TX) · CMS Revalidation Reassignment List, October 2026 release
- **Medical school:** University Of Vermont College Of Medicine, class of 2017
## Record status
- **NPPES last updated:** December 14, 2023
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Source: [NPI Profile](https://npiprofile.com/npi/1265963847) · Data from the CMS NPPES public registry.