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

Individual provider Internal Medicine Physician · NPI 1164799599

Dr. Mei Sun, MD is an Internal Medicine in Boston, Massachusetts. Qualified in 1988, 38 years ago. Practices with Chelmsford Primary Care LLC, a 6-clinician group, accepts Medicare assignment and offers telehealth. Licensed in Illinois and Massachusetts.

Years since qualifying
38
Licensed in
IL, MA
In the registry since
2011
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

71 Commercial St # 61
Boston, MA 02109-1320
Phone: (781) 454-5212
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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 125060520 (IL)
Internal Medicine Physician Taxonomy 207R00000X · Licence 260289 (MA)

Record details

NPI number1164799599
Entity typeIndividual (Type 1)
GenderFemale
Credentials MD
Sole proprietorNo
NPI enumeratedNovember 30, 2011
Last updated in NPPESMay 6, 2015

Medicare enrollment

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

Medicare specialtyINTERNAL MEDICINE
Medical schoolOTHER
Graduated 1988 (38 years in practice)
Group practice Chelmsford Primary Care Llc — 6 clinicians
Accepts Medicare assignment Yes — accepts the Medicare-approved amount
TelehealthOffers telehealth services

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