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

Dr. Basil Tzu Li Chang, DO

Individual provider Internal Medicine Physician · NPI 1831175942

Dr. Basil Tzu Li Chang, DO is an Internal Medicine in Wilmington, Ohio. Graduated from Touro Un College of Osteopathic Medicine, Vallejo in 2002, 24 years ago. Practices with Mercy Hospital, a 308-clinician group, works from 2 locations and accepts Medicare assignment. Licensed in California, Idaho, Nevada and Ohio.

Years since qualifying
24
Trained at
Touro Un College of Osteopathic Medicine, Vallejo
Licensed in
CA, ID, NV, OH
In the registry since
2005
Specialties on file
7
What do these letters mean?
DO — Doctor of Osteopathic Medicine
A fully licensed physician, trained like an MD with additional musculoskeletal training. Equivalent practice rights in all 50 states.

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Practice location Address checks out

610 W Main St
Wilmington, OH 45177-0000
Phone: (513) 865-2246
Fax: (513) 865-5552
Show map & directions

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

Additional practice locations (1)

  • 4150 V St, Sacramento, CA 95817-1460 — (916) 734-7506

Specialties & licences

Hospitalist Physician (primary) Taxonomy 208M00000X · Licence 34.012490 (OH)
Internal Medicine Physician Taxonomy 207R00000X · Licence 1249 (NV)
Hospitalist Physician Taxonomy 208M00000X · Licence 12686 (CA)
Hospitalist Physician Taxonomy 208M00000X · Licence O-0638 (ID)
Hospitalist Physician Taxonomy 208M00000X · Licence 1249 (NV)
Internal Medicine Physician Taxonomy 207R00000X · Licence 34.012490 (OH)
Internal Medicine Physician Taxonomy 207R00000X · Licence 12686 (CA)

Record details

NPI number1831175942
Entity typeIndividual (Type 1)
GenderMale
Credentials DO
Sole proprietorNo
NPI enumeratedDecember 20, 2005
Last updated in NPPESJuly 1, 2026
Certification dateJuly 1, 2026

Medicare enrollment

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

Medicare specialtyINTERNAL MEDICINE
Medical schoolTOURO UN COLLEGE OF OSTEOPATHIC MEDICINE, VALLEJO
Graduated 2002 (24 years in practice)
Group practice Mercy Hospital — 308 clinicians
Accepts Medicare assignment Yes — accepts the Medicare-approved amount
Practice locations5 on file with Medicare

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