Doctor profile · Federal record

Dr. Vyvyan Sun, M.D.

Family Medicine Physician (CMS: Family Practice) · Greensboro, NC

  • NPI 1851328785
  • Accepts Medicare
  • 25 yrs in practice
  • Female
  • Group practice
  • No sanctions

Practice & contact

NPPES Updated May 11, 2026
Primary practice
3511 W Market St Ste 250
Greensboro, NC 274034445
(336) 852-3800
fax (336) 852-5725
Mailing address
Po Box 14883
Greensboro, NC 274154883

Credentials & registration

NPPES · NUCC
NPI registered
June 2006 — 20 yrs on file
Profile last updated
June 24, 2024
Year of graduation
2001 — 25 yrs since
Specialty taxonomy
207Q00000X — NUCC code
State license (1)
North Carolina #200400982
Medicaid
NC #5900522

Federal sanctions & exclusions

OIG LEIE Updated May 11, 2026

No sanctions, exclusions or revocations on file

Checked against OIG LEIE on NPI 1851328785. Last verified May 11, 2026.

Medicare procedures · 2023

Top services delivered

CMS Provider Utilization
Total services
668
Distinct HCPCS
10
Medicare allowed
$36,830
HCPCS Description Services Patients Avg allowed
99214 Established patient office or other outpatient visit, 30-39 minutes 117 83 $121
36415 Insertion of needle into vein for collection of blood sample 108 73 $8
99213 Established patient office or other outpatient visit, 20-29 minutes 63 51 $85
80061 Blood test, lipids (cholesterol and triglycerides) 62 48 $13
G0444 Annual depression screening, 5 to 15 minutes 52 52 $17
80053 Blood test, comprehensive group of blood chemicals 51 40 $10
G0439 Annual wellness visit, includes a personalized prevention plan of service (pps), subsequent visit 50 50 $122
83036 Hemoglobin a1c level 35 27 $10
80048 Blood test, basic group of blood chemicals (calcium, total) 28 23 $8
84443 Blood test, thyroid stimulating hormone (tsh) 20 19 $16

In context: peer comparison

Among 50 peers in Greensboro Family Medicine Physician, average services per provider: 66. This provider delivers 10× the peer median.

Open Payments

Industry payments received

CMS Open Payments
All-time total
$145
Transactions
3
Manufacturers
1
Payer (manufacturer) Industry Txns Amount
Lilly USA, LLC 3 $145.17

By nature of payment

Food and Beverage
$145

Medicare Part D · 2023

Top prescriptions

CMS Part D Prescriber
Total claims
1,906
Patients
532
Total drug cost
$20,734
Drug Type Claims Patients Total cost
Atorvastatin Calcium Generic 288 80 $3,103
Amlodipine Besylate Generic 225 67 $1,169
Lisinopril Generic 159 42 $1,214
Simvastatin Generic 153 45 $1,490
Rosuvastatin Calcium Generic 141 43 $2,718
Levothyroxine Sodium Generic 135 39 $2,271
Hydrochlorothiazide Generic 109 31 $496
Alprazolam Generic 98 25 $197
Metoprolol Succinate Generic 98 26 $1,667
Metformin Hcl ER (Metformin Hcl) Brand 96 25 $1,721

Hospital affiliations

CMS Hospital Compare

Frequently asked questions

Auto-generated from federal data
What is Dr. Vyvyan Sun's medical specialty?
Dr. Vyvyan Sun practices Family Medicine Physician in Greensboro, NC.
Where does Dr. Vyvyan Sun practice?
Dr. Vyvyan Sun practices at 3511 W Market St Ste 250, Greensboro, NC 274034445. Office phone: 3368523800.
What is Dr. Vyvyan Sun's NPI?
Dr. Vyvyan Sun's National Provider Identifier (NPI) is 1851328785, issued by NPPES.
Does Dr. Vyvyan Sun accept Medicare assignment?
Yes. Dr. Vyvyan Sun accepts Medicare assignment, meaning Medicare-allowed amounts are accepted as full payment for covered services.
What procedures does Dr. Vyvyan Sun commonly perform?
Top Medicare-reported procedures in 2023: Established patient office or other outpatient visit (HCPCS 99214); Insertion of needle into vein for collection of blood sample (HCPCS 36415); Established patient office or other outpatient visit (HCPCS 99213). Source: CMS Medicare Physician & Other Practitioners file.