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

Dr. Hajoon Chun, MD

Individual provider Maternal & Fetal Medicine Physician · NPI 1174612592

Dr. Hajoon Chun, MD is an Obstetrics/Gynecology in Flushing, New York. Graduated from Tufts University School of Medicine in 1991, 35 years ago. Practices with Total Sono, LLC, a 4-clinician group. Licensed in New York.

Years since qualifying
35
Trained at
Tufts University School of Medicine
Licensed in
NY
In the registry since
2006
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

18901 Northern Blvd
Flushing, NY 11358-2824
Phone: (718) 253-8111
Fax: (718) 587-9300
Show map & directions

Pin is approximate — placed at the ZIP-code centre, not the exact door.

Specialties & licences

Maternal & Fetal Medicine Physician (primary) Taxonomy 207VM0101X · Licence 198540 (NY)

Record details

NPI number1174612592
Entity typeIndividual (Type 1)
GenderMale
Credentials MD
Sole proprietorYes
NPI enumeratedOctober 12, 2006
Last updated in NPPESJune 10, 2024
Certification dateJune 10, 2024
Mailing address18901 Northern Blvd, Flushing, NY 11358-2824

Medicare enrollment

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

Medicare specialtyOBSTETRICS/GYNECOLOGY
Medical schoolTUFTS UNIVERSITY SCHOOL OF MEDICINE
Graduated 1991 (35 years in practice)
Group practice Total Sono, Llc — 4 clinicians
Accepts Medicare assignment Not indicated
Practice locations4 on file with Medicare

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