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

Doris W Chan, DO

Individual provider Emergency Medicine Physician · NPI 1124289053

Doris W Chan, DO is an Emergency Medicine in Houston, Texas. Graduated from Nova Southeastern College of Osteo Medicine in 2008, 18 years ago. Practices with Memorial Hermann Hospital Based Physician Group, a 269-clinician group and accepts Medicare assignment. Licensed in Texas.

Years since qualifying
18
Trained at
Nova Southeastern College of Osteo Medicine
Licensed in
TX
In the registry since
2008
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

921 Gessner Rd Memorial Hermann Memorial City
Houston, TX 77024-2501
Phone: (713) 242-3070
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Pin is approximate — placed at the ZIP-code centre, not the exact door.

Specialties & licences

Emergency Medicine Physician (primary) Taxonomy 207P00000X · Licence P8347 (TX)

Record details

NPI number1124289053
Entity typeIndividual (Type 1)
GenderFemale
Credentials DO
Sole proprietorYes
NPI enumeratedJune 23, 2008
Last updated in NPPESSeptember 13, 2024
Certification dateSeptember 13, 2024

Medicare enrollment

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

Medicare specialtyEMERGENCY MEDICINE
Medical schoolNOVA SOUTHEASTERN COLLEGE OF OSTEO MEDICINE
Graduated 2008 (18 years in practice)
Group practice Memorial Hermann Hospital Based Physician Group — 269 clinicians
Accepts Medicare assignment Yes — accepts the Medicare-approved amount

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