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

Stephen Geddes Howell, MD

Individual provider Anesthesiology Physician · NPI 1013170091

Stephen Geddes Howell, MD is an Anesthesiology in Oro Valley, Arizona. Graduated from University of Arizona College of Medicine in 2008, 18 years ago. Practices with Banner-University Medical Group, a 1,071-clinician group and accepts Medicare assignment. Licensed in Arizona.

Years since qualifying
18
Trained at
University of Arizona College of Medicine
Licensed in
AZ
In the registry since
2008
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

1551 E Tangerine Rd
Oro Valley, AZ 85755-6213
Phone: (520) 901-3500
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Pin is approximate — placed at the ZIP-code centre, not the exact door.

Specialties & licences

Anesthesiology Physician (primary) Taxonomy 207L00000X · Licence 45874 (AZ)

Record details

NPI number1013170091
Entity typeIndividual (Type 1)
GenderMale
Credentials MD
Sole proprietorYes
NPI enumeratedJuly 9, 2008
Last updated in NPPESJune 21, 2024
Certification dateJune 21, 2024
Mailing address4991 N Avenida De Castilla, Tucson, AZ 85718-6073

Medicare enrollment

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

Medicare specialtyANESTHESIOLOGY
Medical schoolUNIVERSITY OF ARIZONA COLLEGE OF MEDICINE
Graduated 2008 (18 years in practice)
Group practice Banner-University Medical Group — 1071 clinicians
Accepts Medicare assignment Yes — accepts the Medicare-approved amount
Practice locations2 on file with Medicare

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