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

Joan Christine Han, MD

Individual provider Pediatric Endocrinology Physician · NPI 1730387440

Joan Christine Han, MD is an Endocrinology in Columbus, Ohio. Graduated from Harvard Medical School in 1999, 27 years ago. Works from 7 locations. Licensed in Ohio.

Years since qualifying
27
Trained at
Harvard Medical School
Licensed in
OH
In the registry since
2007
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

700 Childrens Dr
Columbus, OH 43205-2664
Phone: (614) 722-2000
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Pin is approximate — placed at the ZIP-code centre, not the exact door.

Additional practice locations (6)

  • 7901 Diley Rd, Canal Winchester, OH 43110-9612 — (614) 722-2000
  • 6435 E Broad St, Columbus, OH 43213-1507 — (614) 722-2000
  • 380 Butterfly Gardens Dr, Columbus, OH 43215-7508 — (614) 722-2000
  • 55 Dillmont Dr, Columbus, OH 43235-6458 — (614) 722-2000
  • 5665 Venture Dr, Dublin, OH 43017-2159 — (614) 722-2000
  • 433 N Cleveland Ave, Westerville, OH 43082-8095 — (614) 722-2000

Specialties & licences

Pediatric Endocrinology Physician (primary) Taxonomy 2080P0205X · Licence 35.154393 (OH)

Record details

NPI number1730387440
Entity typeIndividual (Type 1)
GenderFemale
Credentials MD
Sole proprietorNo
NPI enumeratedJuly 3, 2007
Last updated in NPPESJanuary 5, 2026
Certification dateJanuary 5, 2026

Medicare enrollment

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

Medicare specialtyENDOCRINOLOGY
Also practisesPEDIATRIC MEDICINE
Medical schoolHARVARD MEDICAL SCHOOL
Graduated 1999 (27 years in practice)
Accepts Medicare assignment Not indicated

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