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

William Henry Ennis, MD

Individual provider Radiation Oncology Physician · NPI 1245610914

William Henry Ennis, MD is a Radiation Oncology in Birmingham, Alabama. Qualified in 2015, 11 years ago. Practices with Alabama Radiation Therapy Services, a 2-clinician group and accepts Medicare assignment. Licensed in Alabama.

Years since qualifying
11
Licensed in
AL
In the registry since
2015
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

3670 Grandview Pkwy # 100
Birmingham, AL 35243-3326
Phone: (205) 971-1800
Fax: (205) 971-1264
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Pin is approximate — placed at the ZIP-code centre, not the exact door.

Specialties & licences

Radiation Oncology Physician (primary) Taxonomy 2085R0001X · Licence MD39097 (AL)

Record details

NPI number1245610914
Entity typeIndividual (Type 1)
GenderMale
Credentials MD
Sole proprietorNo
NPI enumeratedJune 8, 2015
Last updated in NPPESJune 26, 2020
Certification dateJune 26, 2020

Medicare enrollment

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

Medicare specialtyRADIATION ONCOLOGY
Medical schoolOTHER
Graduated 2015 (11 years in practice)
Group practice Alabama Radiation Therapy Services — 2 clinicians
Accepts Medicare assignment Yes — accepts the Medicare-approved amount

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