Provider records sourced from NPPES (CMS National Plan & Provider Enumeration System). Data current as of August 10, 2026.
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Dr. Meesun Rachel Sim, MD

Individual provider Internal Medicine Physician · NPI 1205018926

Dr. Meesun Rachel Sim, MD is an Internal Medicine in Plano, Texas. Graduated from University of Oklahoma College of Medicine in 2005, 21 years ago. Accepts Medicare assignment and offers telehealth. Licensed in Hawaii and Texas.

Years since qualifying
21
Trained at
University of Oklahoma College of Medicine
Licensed in
HI, TX
In the registry since
2007
Specialties on file
2
What do these letters mean?
MD — Doctor of Medicine
A physician who completed allopathic medical school.

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Practice location Address checks out

6309 Preston Rd Ste 1400
Plano, TX 75024-2740
Phone: (469) 443-0719
Fax: (469) 443-0569
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Pin is approximate — placed at the ZIP-code centre, not the exact door.

Specialties & licences

Internal Medicine Physician (primary) Taxonomy 207R00000X · Licence N6026 (TX)
Internal Medicine Physician Taxonomy 207R00000X · Licence 231591 (HI)

Record details

NPI number1205018926
Entity typeIndividual (Type 1)
GenderFemale
Credentials MD
Sole proprietorNo
NPI enumeratedDecember 4, 2007
Last updated in NPPESApril 6, 2021
Certification dateApril 6, 2021

Medicare enrollment

From the CMS Doctors & Clinicians file — this clinician is enrolled in Medicare.

Medicare specialtyINTERNAL MEDICINE
Medical schoolUNIVERSITY OF OKLAHOMA COLLEGE OF MEDICINE
Graduated 2005 (21 years in practice)
Accepts Medicare assignment Yes — accepts the Medicare-approved amount
TelehealthOffers telehealth services

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