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

Joan C Bull, MD

Individual provider Internal Medicine Physician · NPI 1558389791

Joan C Bull, MD is a Hematology/Oncology in Houston, Texas. Graduated from Stanford University School of Medicine in 1966, 60 years ago. Practices with UT Physicians, a 1,732-clinician group and accepts Medicare assignment. Licensed in Texas.

Years since qualifying
60
Trained at
Stanford University School of Medicine
Licensed in
TX
In the registry since
2006
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

6410 Fannin St Ste 600
Houston, TX 77030-5206
Phone: (713) 704-3961
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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 F8811 (TX)
Medical Oncology Physician Taxonomy 207RX0202X · Licence F8811 (TX)

Record details

NPI number1558389791
Entity typeIndividual (Type 1)
GenderFemale
Credentials MD
Sole proprietorNo
NPI enumeratedJuly 17, 2006
Last updated in NPPESApril 24, 2026
Certification dateApril 24, 2026

Medicare enrollment

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

Medicare specialtyHEMATOLOGY/ONCOLOGY
Also practisesINTERNAL MEDICINE
Medical schoolSTANFORD UNIVERSITY SCHOOL OF MEDICINE
Graduated 1966 (60 years in practice)
Group practice Ut Physicians — 1732 clinicians
Accepts Medicare assignment Yes — accepts the Medicare-approved amount
Practice locations4 on file with Medicare

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