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

Dr. Alan Jesse Chapman Jr., MD

Individual provider Infectious Disease Physician · NPI 1245239177

Dr. Alan Jesse Chapman Jr., MD is an Infectious Disease in Houston, Texas. Graduated from Baylor College of Medicine in 1979, 47 years ago. Practices as a sole proprietor and accepts Medicare assignment. Licensed in Texas.

Years since qualifying
47
Trained at
Baylor College of Medicine
Licensed in
TX
In the registry since
2005
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

9055 Katy Fwy Ste 400
Houston, TX 77024-1630
Phone: (713) 467-1365
Fax: (713) 467-6580
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Pin is approximate — placed at the ZIP-code centre, not the exact door.

Specialties & licences

Infectious Disease Physician (primary) Taxonomy 207RI0200X · Licence F3830 (TX)

Record details

NPI number1245239177
Entity typeIndividual (Type 1)
GenderMale
Credentials MD
Sole proprietorYes
NPI enumeratedJuly 21, 2005
Last updated in NPPESFebruary 18, 2010

Medicare enrollment

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

Medicare specialtyINFECTIOUS DISEASE
Also practisesINTERNAL MEDICINE
Medical schoolBAYLOR COLLEGE OF MEDICINE
Graduated 1979 (47 years in practice)
Accepts Medicare assignment Yes — accepts the Medicare-approved amount

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