Doctor profile · Federal record

Dr. Meesun Sim, M.D.

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

  • NPI 1205018926
  • Accepts Medicare
  • 21 yrs in practice
  • Licensed in 2 states
  • Female
  • Group practice
  • No sanctions

Practice & contact

NPPES Updated May 11, 2026
Primary practice
6309 Preston RD Ste 1400
Plano, TX 750242740
(469) 443-0719
fax (469) 443-0569

Credentials & registration

NPPES · NUCC
NPI registered
December 2007 — 19 yrs on file
Profile last updated
April 6, 2021
Year of graduation
2005 — 21 yrs since
Specialty taxonomy
207R00000X — NUCC code
State licenses (2)
Texas #N6026 · Hawaii #231591

Federal sanctions & exclusions

OIG LEIE Updated May 11, 2026

No sanctions, exclusions or revocations on file

Checked against OIG LEIE on NPI 1205018926. Last verified May 11, 2026.

Medicare procedures · 2023

Top services delivered

CMS Provider Utilization
Total services
637
Distinct HCPCS
7
Medicare allowed
$47,366
HCPCS Description Services Patients Avg allowed
99214 Established patient office or other outpatient visit, 30-39 minutes 308 72 $116
36415 Insertion of needle into vein for collection of blood sample 177 61 $8
G0444 Annual depression screening, 5 to 15 minutes 42 42 $18
G0439 Annual wellness visit, includes a personalized prevention plan of service (pps), subsequent visit 41 41 $124
99213 Established patient office or other outpatient visit, 20-29 minutes 35 26 $75
90662 Influenza vaccine split virus, preservative free 17 17 $72
G0008 Administration of influenza virus vaccine 17 17 $30

In context: peer comparison

Among 76 peers in Plano Internal Medicine Physician, average services per provider: 149. This provider delivers 4.3× the peer median.

Open Payments

Industry payments received

CMS Open Payments
All-time total
$722
Transactions
28
Manufacturers
11
Payer (manufacturer) Industry Txns Amount
AstraZeneca Pharmaceuticals Lp 8 $230.52
GlaxoSmithKline, LLC. 2 $131.59
Amgen INC. 6 $106.90
Boehringer Ingelheim Pharmaceuticals, INC. 3 $61.48
Lilly USA, LLC 2 $58.92
Gilead Sciences, INC. 1 $32.41
Idorsia Pharmaceuticals US INC 2 $29.72
Bayer Healthcare Pharmaceuticals INC. 1 $18.89
Exact Sciences Corporation 1 $18.24
Pfizer INC. 1 $16.93
Solventum Corporation 1 $16.03

By nature of payment

Food and Beverage
$722

Medicare Part D · 2023

Top prescriptions

CMS Part D Prescriber
Total claims
1,845
Patients
587
Total drug cost
$27,121
Drug Type Claims Patients Total cost
Atorvastatin Calcium Generic 341 104 $3,542
Amlodipine Besylate Generic 250 72 $1,727
Rosuvastatin Calcium Generic 244 72 $4,012
Losartan Potassium Generic 134 46 $2,466
Metformin Hcl ER (Metformin Hcl) Brand 116 34 $1,519
Levothyroxine Sodium Generic 115 27 $1,885
Metformin Hcl Generic 109 33 $1,380
Tamsulosin Hcl Generic 91 32 $2,330
Lisinopril Generic 72 24 $749
Alendronate Sodium Generic 71 30 $792

Frequently asked questions

Auto-generated from federal data
What is Dr. Meesun Sim's medical specialty?
Dr. Meesun Sim practices Internal Medicine Physician in Plano, TX.
Where does Dr. Meesun Sim practice?
Dr. Meesun Sim practices at 6309 Preston RD Ste 1400, Plano, TX 750242740. Office phone: 4694430719.
What is Dr. Meesun Sim's NPI?
Dr. Meesun Sim's National Provider Identifier (NPI) is 1205018926, issued by NPPES.
Does Dr. Meesun Sim accept Medicare assignment?
Yes. Dr. Meesun Sim accepts Medicare assignment, meaning Medicare-allowed amounts are accepted as full payment for covered services.
What procedures does Dr. Meesun Sim 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); Annual depression screening, 5 to 15 minutes (HCPCS G0444). Source: CMS Medicare Physician & Other Practitioners file.