P Praxis·MD ⌕ Search providers
● Active Type 1 · Individual

Katherine Alison Sides, MD

Emergency Medicine·San Marcos, TX· NPI 1003041484 · Enumerated 2009 · 17 years on NPI
Sides is 1 of 16 emergency medicine providers in San Marcos and 1 of 6,161 in Texas.
NPI age
17 years
Enumerated 2009-05-28
Primary specialty
Emergency Medicine
Plus 1 subspecialty
Licensed in
TX, NC
2 states
Status
Active
No deactivations on record
Last NPPES update
2019-03-05
Source: CMS NPPES provider record
Sole proprietor
Yes
Solo practice on file

How this provider compares

Across 6161 active emergency medicine providers in Texas.

NPI age
17 years
↑ 2 yr above median (15 yr)
State licenses
2 states
Top 71% — 28% of peers are multi-state
Subspecialties
1
In the 43% of peers with subspecialties

NPI lifetime · 2009 → 2019

2009-05Enumerated in NPPES
2009 2019

Where they practice

Practice location
1301 Wonder World Dr, Central Texas Medical Center
San Marcos, TX 786667533
📞 5123538979fax 5127533698
Mailing address
2105 Goodrich Ave Apt 6
Austin, TX 787044087
📞 2178406585

Additional practice locations

1 secondary location on file with NPPES.

Location 2
12221 N Mopac Expy
Austin, TX 787582401
📞 5129011000

Specialties

  • Emergency Medicine Primary
    An emergency physician focuses on the immediate decision making and action necessary to prevent death or any further disability both in the pre-hospital setting by directing emergency medical technicians and in the emergency department....
    TX license #P1925 taxonomy 207P00000X
  • Student in an Organized Health Care Education/Training Program
    An individual who is enrolled in an organized health care education/training program leading to a degree, certification, registration, and/or licensure to provide health care.
    NC license #157074 taxonomy 390200000X

Medicare directory context

Attributes below come from the CMS Doctors & Clinicians dataset used by Medicare Care Compare, retrieved 2026-10-12. They apply only to this clinician's public Medicare listing.

Medicare specialties
Emergency Medicine
Medical school
Albert Einstein College Of Medicine Of Yeshiva University
Graduation year 2009
Largest Medicare group
80 members
Largest listed enrollment group

Facility affiliations reported by CMS

  • Round Table Physicians Group Pllc

Medicare listing data does not guarantee that a clinician is accepting new patients or that a service is covered. View the CMS dataset →

Practice context

Part of a multi-provider practice. 64 other active providers share this practice address in NPPES.

Provyx · Custom healthcare lists

Need all 6161 Emergency Medicine providers in Texas?

Provyx verifies the list to your scope. Business emails and direct lines are looked up at delivery, validated, and not stored.

Request a quote →

How to verify this provider

  1. Confirm the NPI on NPPES.The CMS registry is the system of record. Open NPPES →
  2. Check the state license is currently active.State licensing boards publish current status; NPPES does not.
  3. Confirm payer enrollment if billing.NPI presence does not guarantee active enrollment with Medicare, Medicaid, or commercial payers.

Related