NPI age
11 years
Enumerated 2015-05-12
● Active
Type 1 · Individual
Savannah Leigh Sommerhalder, M.D.
Sommerhalder is 1 of 5 allergy & immunology providers in Cedar Park and 1 of 506 in Texas.
Primary specialty
Allergy & Immunology
Plus 2 subspecialties
Licensed in
TX
1 state
Status
Active
No deactivations on record
Last NPPES update
2023-04-04
Source: monthly bulk 2026-05
Sole proprietor
No
May be part of a larger org
How this provider compares
Across 506 active allergy & immunology providers in Texas.
NPI age
11 years
↓ 8 yr below median (19 yr)
State licenses
1 state
9% of peers hold multiple states
Subspecialties
1
In the 28% of peers with subspecialties
NPI lifetime · 2015 → 2026
2015-05Enumerated in NPPES
2015
2026
Where they practice
Practice location
1335 E Whitestone Blvd Ste 120
Cedar Park, TX 786137598
Mailing address
5929 Balcones Dr Ste 200
Austin, TX 787314280
Additional practice locations
2 secondary locations on file with NPPES.
Location 2
1780 Round Rock Ave Ste 200
Round Rock, TX 786814069
Location 3
1310 Ranch Road 620 S Ste B9
Lakeway, TX 787346343
Specialties
-
Allergy & Immunology PrimaryAn allergist-immunologist is trained in evaluation, physical and laboratory diagnosis, and management of disorders involving the immune system. Selected examples of such conditions include asthma, anaphylaxis, rhinitis, eczema, and...
-
PediatricsA pediatrician is concerned with the physical, emotional and social health of children from birth to young adulthood. Care encompasses a broad spectrum of health services ranging from preventive healthcare to the diagnosis and treatment...
Practice context
Part of a multi-provider practice. 1 other active provider shares this practice address in NPPES.
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- Confirm the NPI on NPPES.The CMS registry is the system of record. Open NPPES →
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