1. Home
  2. Directory
  3. Texas
  4. Austin
  5. Family Medicine
  6. NPI Profile
Recently Updated NPI Information — some details in this NPI profile have been updated in the NPI registry within the last 30 days.

OLIVIA DAYEA YUN M.D.
NPI 1477967164
Family Medicine in Austin, TX

Active since June 20, 2014Opted out of Medicare · through Jan 9, 2028
31.9/100
CMS Quality Rating
10700 ANDERSON MILL RD STE 300, AUSTIN, TX 78750(737) 239-1211(737) 200-8226 Get Directions Write a Review

NPPES record last updated: July 1, 2026. Verified against the NPPES registry weekly; last sync: July 26, 2026.

Record update history: Mar 17, 2018, Feb 23, 2018 (2 updates tracked since 2018).

About Olivia Dayea Yun M.d. NPPES

Official registry information on file with the National Plan and Provider Enumeration System.

OLIVIA DAYEA YUN M.D. (NPI 1477967164) is an individual family medicine provider in Austin, Texas, licensed in Texas (R1678) and active in the NPI registry since June 2014. She has opted out of Medicare through January 9, 2028 and maintains a secondary practice location in Cedar Park.

NPPES Registry Identity

NPI1477967164
Entity TypeIndividualFemale
Primary Taxonomy207Q00000X
Provider Legal NameOLIVIA DAYEA YUNCredential: M.D.
Location Address10700 ANDERSON MILL RD STE 300Austin, TX 78750-2402
Mailing Address10700 Anderson Mill Rd Ste 300Austin, TX 78750-2402 · (737) 239-1211 · Fax (737) 200-8226
Phone(737) 239-1211
Fax(737) 200-8226
Sole ProprietorNo
Enumeration DateJune 20, 2014
Last NPPES UpdateJuly 1, 20262 updates tracked since enumeration
NPPES CertifiedJuly 1, 2026
✔ NPI 1477967164 is a valid, active identifier and passes the ISO check-digit test.

Specialties & Licenses

★ Primary SpecialtyFamily MedicineAllopathic & Osteopathic Physicians
Taxonomy Code207Q00000X
License✔ Licensed in TX · R1678
Definition

Family 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 family medicine is not limited by age, sex, organ system, or disease entity.

10700 ANDERSON MILL RD STE 300, Austin, TX 78750
Open in Google Maps ↗

Secondary Practice Location 1

Location 12510 Lou Hollow PlCedar Park, TX 78613-3107 · Phone (737) 239-1211 · Fax (737) 200-8226

Other Identifiers 2

Medicaid377844101TX
Medicaid377844102TX

Medicare Participation & PECOS CMS

Medicare enrollment, assignment, and ordering and referring status from the CMS PECOS system.

Medicare Enrollment Status

ⓘ

Opted out of Medicare

Olivia Dayea Yun M.d. has filed a Medicare opt-out affidavit. Services are provided under private contract between the provider and the patient, and are not billed to or reimbursed by Medicare. The opt-out is on file from January 9, 2024 through January 9, 2028.

Opt-Out Effective DateJanuary 9, 2024
Opt-Out In Effect ThroughJanuary 9, 2028Opt-out affidavits renew automatically every two years unless cancelled

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.

31.9/100
MIPS Final ScoreMerit-based Incentive Payment System · CMS Quality Payment Program
Scored as part of a group practice
Quality25.02
Promoting Interoperability0
Improvement Activities20
Cost56.33

Other Providers at the Same Location NPPES 3

Providers registered at the same practice address, or within the immediate area, according to the NPPES registry.

JOOWON CHO DDS PLLC
Clinic/Center (Dental)
10700 ANDERSON MILL RD STE 300
AUSTIN, TX 78750
Travis County (512) 666-4407
JOOWON CHO DDS PLLC
Durable Medical Equipment & Medical Supplies
10700 ANDERSON MILL RD STE 300
AUSTIN, TX 78750
Travis County (512) 640-7778
OLIVIA YUN MD FAMILY MEDICINE PLLC
Family Medicine
10700 ANDERSON MILL RD STE 300
AUSTIN, TX 78750
Travis County (737) 239-1211

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 Olivia Yun's NPI number?

The NPI number for Olivia Yun is 1477967164. It was assigned to this individual provider in the NPPES registry on June 20, 2014.

Where is Olivia Yun located?

Olivia Yun practices at 10700 Anderson Mill Rd Ste 300, Austin, TX 78750. The listed phone number is (737) 239-1211.

What is Olivia Yun's specialty?

The primary specialty registered for this NPI is Family Medicine with taxonomy code 207Q00000X.

Is Olivia Yun enrolled in Medicare?

No. Olivia Yun has opted out of Medicare through January 9, 2028. Care is provided under private contracts, and Medicare does not pay for services furnished by providers who have opted out.

When was this NPI record last updated?

The NPPES record for Olivia Yun was last updated on July 1, 2026. NPI Profile syncs with the weekly NPPES data releases published by CMS.