NPI age
15 years
Enumerated 2011-04-10
● Active
Type 1 · Individual
Ashley Dyan Agan, MD
Agan is 1 of 64 otolaryngology providers in Dallas and 1 of 1024 in Texas.
Primary specialty
Otolaryngology
Plus 2 subspecialties
Licensed in
TX, IN
2 states
Status
Active
No deactivations on record
Last NPPES update
2025-08-14
Source: monthly bulk 2026-05
Sole proprietor
No
May be part of a larger org
How this provider compares
Across 1024 active otolaryngology providers in Texas.
NPI age
15 years
↓ 4 yr below median (19 yr)
State licenses
2 states
Top 88% — 11% of peers are multi-state
Subspecialties
1
In the 30% of peers with subspecialties
NPI lifetime · 2011 → 2026
2011-04Enumerated in NPPES
2011
2026
Where they practice
Practice location
5323 Harry Hines Blvd
Dallas, TX 753907208
Mailing address
250 N Shadeland Ave
Indianapolis, IN 462194959
Additional practice locations
1 secondary location on file with NPPES.
Location 2
5165 McCarty Ln
Lafayette, IN 479058764
Specialties
-
Otolaryngology PrimaryAn otolaryngologist-head and neck surgeon provides comprehensive medical and surgical care for patients with diseases and disorders that affect the ears, nose, throat, the respiratory and upper alimentary systems and related structures...
-
Student in an Organized Health Care Education/Training ProgramAn 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.
Practice context
Part of a multi-provider practice. 4085 other active providers share 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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