Provider records sourced from NPPES (CMS National Plan & Provider Enumeration System). Data current as of August 10, 2026.
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Dr. Michael Sherwin Walston, MD

Individual provider Anesthesiology Physician · NPI 1891095030

Dr. Michael Sherwin Walston, MD is an Anesthesiology in Tucson, Arizona. Graduated from University of Arizona College of Medicine in 2010, 16 years ago. Practices with Southern Arizona Anesthesia Services PC, a 45-clinician group and accepts Medicare assignment. Licensed in Arizona.

Years since qualifying
16
Trained at
University of Arizona College of Medicine
Licensed in
AZ
In the registry since
2010
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

3390 N Campbell Ave Ste #110
Tucson, AZ 85719-2380
Phone: (520) 795-7650
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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 47974 (AZ)

Record details

NPI number1891095030
Entity typeIndividual (Type 1)
GenderMale
Credentials MD
Sole proprietorYes
NPI enumeratedOctober 21, 2010
Last updated in NPPESDecember 4, 2014
Mailing address9992 E Country Shadows Dr, Tucson, AZ 85748-5118

Medicare enrollment

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

Medicare specialtyANESTHESIOLOGY
Medical schoolUNIVERSITY OF ARIZONA COLLEGE OF MEDICINE
Graduated 2010 (16 years in practice)
Group practice Southern Arizona Anesthesia Services Pc — 45 clinicians
Accepts Medicare assignment Yes — accepts the Medicare-approved amount

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