Doctor profile · Federal record

Dr. Olivia Yun, M.D.

Family Medicine Physician · Round Rock, TX

  • NPI 1477967164
  • MIPS 31.9 / 100 · 2023
  • 12 yrs on file
  • Female
  • Group practice
  • No sanctions

Practice & contact

Operates at 2 locations .

NPPES Updated May 11, 2026
Primary practice
940 Hesters Crossing RD
Round Rock, TX 786818018
(512) 244-9024
fax (512) 406-7342
Additional location
5201 Harry Hines Blvd, Gme Office
Dallas, TX 752357708
(214) 590-8058
Mailing address
4515 Seton Center Pkwy Ste 215
Austin, TX 787595785

Credentials & registration

NPPES · NUCC
NPI registered
June 2014 — 12 yrs on file
Profile last updated
March 17, 2018
Specialty taxonomy
207Q00000X — NUCC code
State license (1)
Texas #R1678
Medicaid (2)
TX #377844101 · TX #377844102

Federal sanctions & exclusions

OIG LEIE Updated May 11, 2026

No sanctions, exclusions or revocations on file

Checked against OIG LEIE on NPI 1477967164. Last verified May 11, 2026.

Medicare procedures · 2023

Top services delivered

CMS Provider Utilization
Total services
135
Distinct HCPCS
6
Medicare allowed
$5,535
HCPCS Description Services Patients Avg allowed
99214 Established patient office or other outpatient visit, 30-39 minutes 36 33 $124
80053 Blood test, comprehensive group of blood chemicals 29 28 $10
83036 Hemoglobin a1c level 24 24 $10
80061 Blood test, lipids (cholesterol and triglycerides) 18 18 $13
85025 Complete blood cell count (red cells, white blood cell, platelets), automated test and automated differential white blood cell count 16 16 $8
84443 Blood test, thyroid stimulating hormone (tsh) 12 12 $16

In context: peer comparison

Among 31 peers in this city , average services per provider: 72. This provider delivers 1.9× the peer median.

Medicare Part D · 2023

Top prescriptions

CMS Part D Prescriber
Total claims
1,341
Patients
510
Total drug cost
$85,965
Drug Type Claims Patients Total cost
Atorvastatin Calcium Generic 222 86 $2,254
Levothyroxine Sodium Generic 132 48 $1,544
Metformin Hcl Generic 130 52 $871
Amlodipine Besylate Generic 124 49 $561
Lisinopril Generic 122 49 $592
Losartan Potassium Generic 101 35 $893
Metoprolol Succinate Generic 80 30 $1,289
Omeprazole Generic 66 29 $532
Pravastatin Sodium Generic 57 18 $736
Rosuvastatin Calcium Generic 57 26 $527

Frequently asked questions

Auto-generated from federal data
What is Dr. Olivia Yun's medical specialty?
Dr. Olivia Yun practices Family Medicine Physician in Round Rock, TX.
Where does Dr. Olivia Yun practice?
Dr. Olivia Yun practices at 940 Hesters Crossing RD, Round Rock, TX 786818018. Office phone: 5122449024.
What is Dr. Olivia Yun's NPI?
Dr. Olivia Yun's National Provider Identifier (NPI) is 1477967164, issued by NPPES.
What procedures does Dr. Olivia Yun commonly perform?
Top Medicare-reported procedures in 2023: Established patient office or other outpatient visit (HCPCS 99214); Blood test, comprehensive group of blood chemicals (HCPCS 80053); Hemoglobin a1c level (HCPCS 83036). Source: CMS Medicare Physician & Other Practitioners file.