NPI age
11 years
Enumerated 2014-06-20
● Active
Type 1 · Individual
Olivia Dayea Yun, M.D.
Yun is 1 of 107 family medicine providers in Round Rock and 1 of 15966 in Texas.
Primary specialty
Family Medicine
Licensed in
TX
1 state
Status
Active
No deactivations on record
Last NPPES update
2018-03-17
Source: monthly bulk 2026-05
Sole proprietor
No
May be part of a larger org
How this provider compares
Across 15966 active family medicine providers in Texas.
NPI age
11 years
↓ 6 yr below median (17 yr)
State licenses
1 state
8% of peers hold multiple states
Subspecialties
0
26% of peers hold subspecialties
NPI lifetime · 2014 → 2026
2014-06Enumerated in NPPES
2014
2026
Where they practice
Practice location
940 Hesters Crossing Rd
Round Rock, TX 786818018
Mailing address
4515 Seton Center Pkwy Ste 215
Austin, TX 787595785
Additional practice locations
2 secondary locations on file with NPPES.
Location 2
5201 Harry Hines Blvd, Gme Office
Dallas, TX 752357708
Location 3
5201 Harry Hines Blvd, Gme Office
Dallas, TX 752357708
Specialties
-
Family Medicine PrimaryFamily Medicine is the medical specialty which is concerned with the total health care of the individual and the family. It is the specialty in breadth which integrates the biological, clinical, and behavioral sciences. The scope of...
Identifiers
| Type | Value | Notes |
|---|---|---|
| 05 (TX) | 377844101 | |
| 05 (TX) | 377844102 |
Practice context
Part of a multi-provider practice. 18 other active providers share this practice address in NPPES.
Recently enumerated nearby: 2 new family medicine providers have been added in Round Rock in the last 180 days.
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- Confirm the NPI on NPPES.The CMS registry is the system of record. Open NPPES →
- Check the state license is currently active.State licensing boards publish current status; NPPES does not.
- Confirm payer enrollment if billing.NPI presence does not guarantee active enrollment with Medicare, Medicaid, or commercial payers.