Doctor profile · Federal record

Dr. Michelle Sun, MD

Internal Medicine Physician (CMS: Internal Medicine) · Plano, TX

  • NPI 1235242405
  • MIPS 26.5 / 100 · 2023
  • 27 yrs in practice
  • Female
  • Solo practice
  • No sanctions

Practice & contact

NPPES Updated May 11, 2026
Primary practice
3900 W 15Th St, Suite 404
Plano, TX 750757751
(972) 596-1803
fax (972) 867-4970

Credentials & registration

NPPES · NUCC
NPI registered
August 2006 — 20 yrs on file
Profile last updated
October 9, 2007
Year of graduation
1999 — 27 yrs since
Specialty taxonomy
207R00000X — NUCC code
State license (1)
Texas #L3847

Federal sanctions & exclusions

OIG LEIE Updated May 11, 2026

No sanctions, exclusions or revocations on file

Checked against OIG LEIE on NPI 1235242405. Last verified May 11, 2026.

Medicare procedures · 2023

Top services delivered

CMS Provider Utilization
Total services
2,779
Distinct HCPCS
10
Medicare allowed
$230,153
HCPCS Description Services Patients Avg allowed
99215 Established patient office or other outpatient visit, 40-54 minutes 407 256 $171
99213 Established patient office or other outpatient visit, 20-29 minutes 379 204 $83
G0439 Annual wellness visit, includes a personalized prevention plan of service (pps), subsequent visit 264 264 $124
99497 Advance care planning, first 30 minutes 250 250 $79
G0444 Annual depression screening, 5 to 15 minutes 239 239 $18
99214 Established patient office or other outpatient visit, 30-39 minutes 231 165 $121
G0446 Annual, face-to-face intensive behavioral therapy for cardiovascular disease, individual, 15 minutes 210 210 $25
93000 Routine electrocardiogram (ecg) using at least 12 leads with interpretation and report 169 166 $14
36415 Insertion of needle into vein for collection of blood sample 167 135 $5
90677 Pneumococcal conjugate vaccine, 20 valent (pcv20), for intramuscular use 79 79 $279

In context: peer comparison

Among 76 peers in Plano Internal Medicine Physician, average services per provider: 149. This provider delivers 19× the peer median.

Open Payments

Industry payments received

CMS Open Payments
All-time total
$346
Transactions
16
Manufacturers
9
Payer (manufacturer) Industry Txns Amount
Boehringer Ingelheim Pharmaceuticals, INC. 4 $76.73
Cleerly, INC. 1 $70.28
Novo Nordisk INC 3 $58.44
Abbvie INC. 2 $32.72
Amgen INC. 2 $29.06
Amneal Pharmaceuticals LLC 1 $22.92
Pfizer INC. 1 $22.62
Astellas Pharma US INC 1 $18.04
Bayer Healthcare Pharmaceuticals INC. 1 $15.52

By nature of payment

Food and Beverage
$346

Medicare Part D · 2023

Top prescriptions

CMS Part D Prescriber
Total claims
1,739
Patients
531
Total drug cost
$23,512
Drug Type Claims Patients Total cost
Levothyroxine Sodium Generic 344 88 $4,116
Atorvastatin Calcium Generic 227 64 $2,906
Rosuvastatin Calcium Generic 159 51 $2,297
Montelukast Sodium Generic 104 29 $1,848
Simvastatin Generic 97 27 $946
Amlodipine Besylate Generic 93 30 $1,104
Pravastatin Sodium Generic 93 27 $2,268
Sertraline Hcl Generic 90 29 $910
Hydrochlorothiazide Generic 89 25 $338
Losartan Potassium Generic 87 26 $1,015

Hospital affiliations

CMS Hospital Compare

Frequently asked questions

Auto-generated from federal data
What is Dr. Michelle Sun's medical specialty?
Dr. Michelle Sun practices Internal Medicine Physician in Plano, TX.
Where does Dr. Michelle Sun practice?
Dr. Michelle Sun practices at 3900 W 15Th St, Plano, TX 750757751. Office phone: 9725961803.
What is Dr. Michelle Sun's NPI?
Dr. Michelle Sun's National Provider Identifier (NPI) is 1235242405, issued by NPPES.
Does Dr. Michelle Sun accept Medicare assignment?
Dr. Michelle Sun does not accept Medicare assignment for all services. Patients may be billed amounts beyond Medicare-allowed charges.
What procedures does Dr. Michelle Sun commonly perform?
Top Medicare-reported procedures in 2023: Established patient office or other outpatient visit (HCPCS 99215); Established patient office or other outpatient visit (HCPCS 99213); Annual wellness visit, includes a personalized prevention plan of service (pps), subsequent visit (HCPCS G0439). Source: CMS Medicare Physician & Other Practitioners file.