DR. TATIANA SILVA SOUSA M.D.
NPI 1427292937
Dermatology in Austin, TX
About Dr. Tatiana Silva Sousa M.d. NPPES
Official registry information on file with the National Plan and Provider Enumeration System.
DR. TATIANA SILVA SOUSA M.D. (NPI 1427292937) is an individual dermatology provider in Austin, Texas, licensed in Texas (P6922) and active in the NPI registry since April 2009. She is enrolled in Medicare PECOS and is a graduate of University Of Texas Medical Branch At Galveston (2009).
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 and accepts Medicare assignment
Dr. Tatiana Silva Sousa 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 Tatiana Sousa reassigns Medicare billing to 2 organizations. Each organization bills Medicare for the services this provider delivers there; the nearest is listed first.
Austin, TX 78746
- Reassigned Medicare billing, Texas enrollment
- 56 clinicians in this Medicare group
Dallas, TX 75230
- Reassigned Medicare billing, Texas enrollment
- 163 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 8
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.
Physician Visit Costs CMS claims · ZIP area
Typical Medicare office-visit costs in the 78749 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 5
Providers registered at the same practice address, or within the immediate area, according to the NPPES registry.
AUSTIN, TX 78749
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 Tatiana Sousa's NPI number?
The NPI number for Tatiana Sousa is 1427292937. It was assigned to this individual provider in the NPPES registry on April 28, 2009.
Where is Tatiana Sousa located?
Tatiana Sousa practices at 5301 Davis Ln Ste 100, Austin, TX 78749. The listed phone number is (512) 615-2730.
What is Tatiana Sousa's specialty?
The primary specialty registered for this NPI is Dermatology with taxonomy code 207N00000X.
Is Tatiana Sousa enrolled in Medicare?
Yes. Tatiana Sousa 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 Tatiana Sousa's services?
According to the CMS Revalidation Reassignment List (October 2026 release), Tatiana Sousa reassigns Medicare benefits to 2 organizations: Westlake Dermatology PA (Austin, TX) and Oliver Street 5.01(a) Inc. (Dallas, 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 Tatiana Sousa's services. Reassignment records can lag staffing changes; confirm current arrangements with the organization.
What insurance does Tatiana Sousa accept?
Health plans from Blue Cross and Blue Shield of Texas, Harbor Health, Imperial Insurance Companies, Inc., Oscar Insurance Company and UnitedHealthcare list Tatiana Sousa 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 Tatiana Sousa was last updated on February 6, 2019. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 7 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. Tatiana Silva Sousa, M.D. · NPI 1427292937
Dermatology physician in Austin, Texas. Individual provider, active in the CMS NPPES registry since April 28, 2009.
## Identity
- **NPI:** 1427292937 (Entity type: Individual)
- **Enumerated:** April 28, 2009
- **Primary specialty:** Dermatology · taxonomy 207N00000X
- **State license:** P6922 (Texas)
- **Sole proprietor:** No
## Practice location
- **Address:** 5301 DAVIS LN STE 100, Austin, TX 78749-4061
- **Phone:** (512) 615-2730 · **Fax:** (512) 309-7024
## 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): Westlake Dermatology PA (NPI 1518939347, Austin, TX); Oliver Street 5.01(a) Inc. (NPI 1457695413, Dallas, TX) · CMS Revalidation Reassignment List, October 2026 release
- **Medical school:** University Of Texas Medical Branch At Galveston, class of 2009
## Record status
- **NPPES last updated:** February 6, 2019
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Source: [NPI Profile](https://npiprofile.com/npi/1427292937) · Data from the CMS NPPES public registry.