Doctor profile · Federal record

Dr. Marguerite Yao, MD

Internal Medicine Physician (CMS: Internal Medicine) · Chapel Hill, NC

  • NPI 1093030264
  • Accepts Medicare
  • 16 yrs in practice
  • Female
  • Group practice
  • No sanctions

Practice & contact

NPPES Updated May 11, 2026
Primary practice
940 Martin Luther King JR Blvd
Chapel Hill, NC 275142601
(919) 942-5123
Mailing address
2000 Perimeter Park Dr Ste 200
Morrisville, NC 275608442

Credentials & registration

NPPES · NUCC
NPI registered
March 2010 — 16 yrs on file
Profile last updated
August 21, 2021
Year of graduation
2010 — 16 yrs since
Specialty taxonomy
207R00000X — NUCC code
State license (1)
North Carolina #2013-00760

Federal sanctions & exclusions

OIG LEIE Updated May 11, 2026

No sanctions, exclusions or revocations on file

Checked against OIG LEIE on NPI 1093030264. Last verified May 11, 2026.

Medicare procedures · 2023

Top services delivered

CMS Provider Utilization
Total services
1,148
Distinct HCPCS
10
Medicare allowed
$68,883
HCPCS Description Services Patients Avg allowed
99214 Established patient office or other outpatient visit, 30-39 minutes 214 145 $121
99213 Established patient office or other outpatient visit, 20-29 minutes 164 112 $82
85025 Complete blood cell count (red cells, white blood cell, platelets), automated test and automated differential white blood cell count 139 128 $8
G0439 Annual wellness visit, includes a personalized prevention plan of service (pps), subsequent visit 115 115 $122
80061 Blood test, lipids (cholesterol and triglycerides) 91 88 $13
80053 Blood test, comprehensive group of blood chemicals 78 73 $10
93793 Anticoagulant management of patient taking warfarin 71 11 $11
80048 Blood test, basic group of blood chemicals (calcium, total) 69 54 $8
83036 Hemoglobin a1c level 47 38 $10
84443 Blood test, thyroid stimulating hormone (tsh) 36 31 $16

In context: peer comparison

Among 39 peers in this city , average services per provider: 66. This provider delivers 17× the peer median.

Open Payments

Industry payments received

CMS Open Payments
All-time total
$31
Transactions
2
Manufacturers
1
Payer (manufacturer) Industry Txns Amount
PFIZER INC. 2 $30.98

By nature of payment

Food and Beverage
$31

Medicare Part D · 2023

Top prescriptions

CMS Part D Prescriber
Total claims
1,900
Patients
544
Total drug cost
$26,853
Drug Type Claims Patients Total cost
Atorvastatin Calcium Generic 251 75 $3,745
Losartan Potassium Generic 229 69 $4,148
Levothyroxine Sodium Generic 204 57 $3,730
Amlodipine Besylate Generic 167 47 $1,493
Rosuvastatin Calcium Generic 114 33 $1,540
Hydrochlorothiazide Generic 109 33 $528
Gabapentin Generic 107 34 $2,935
Clonazepam Generic 96 19 $500
Metoprolol Succinate Generic 96 29 $2,193
Lisinopril Generic 93 26 $900

Frequently asked questions

Auto-generated from federal data
What is Dr. Marguerite Yao's medical specialty?
Dr. Marguerite Yao practices Internal Medicine Physician in Chapel Hill, NC.
Where does Dr. Marguerite Yao practice?
Dr. Marguerite Yao practices at 940 Martin Luther King JR Blvd, Chapel Hill, NC 275142601. Office phone: 9199425123.
What is Dr. Marguerite Yao's NPI?
Dr. Marguerite Yao's National Provider Identifier (NPI) is 1093030264, issued by NPPES.
Does Dr. Marguerite Yao accept Medicare assignment?
Yes. Dr. Marguerite Yao accepts Medicare assignment, meaning Medicare-allowed amounts are accepted as full payment for covered services.
What procedures does Dr. Marguerite Yao commonly perform?
Top Medicare-reported procedures in 2023: Established patient office or other outpatient visit (HCPCS 99214); Established patient office or other outpatient visit (HCPCS 99213); Complete blood cell count (red cells, white blood cell, platelets), automated test and automated differential white blood cell count (HCPCS 85025). Source: CMS Medicare Physician & Other Practitioners file.