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

Donald Miller Mason Jr., MD

Individual provider Internal Medicine Physician · NPI 1053386755

Donald Miller Mason Jr., MD is an Anesthesiology in Reno, Nevada. Graduated from Stanford University School of Medicine in 1983, 43 years ago. Practices with Community Care Services LLC, a 628-clinician group and accepts Medicare assignment. Licensed in Nevada.

Years since qualifying
43
Trained at
Stanford University School of Medicine
Licensed in
NV
In the registry since
2006
Specialties on file
3
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

1155 Mill St
Reno, NV 89502-1576
Phone: (775) 258-1970
Fax: (772) 581-1966
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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 6414 (NV)
Internal Medicine Physician Taxonomy 207R00000X · Licence 6414 (NV)
Critical Care Medicine (Anesthesiology) Physician Taxonomy 207LC0200X · Licence 6414 (NV)

Record details

NPI number1053386755
Entity typeIndividual (Type 1)
GenderMale
Credentials MD
Sole proprietorNo
NPI enumeratedFebruary 17, 2006
Last updated in NPPESJanuary 14, 2026
Certification dateJanuary 14, 2026

Medicare enrollment

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

Medicare specialtyANESTHESIOLOGY
Medical schoolSTANFORD UNIVERSITY SCHOOL OF MEDICINE
Graduated 1983 (43 years in practice)
Group practice Community Care Services Llc — 628 clinicians
Accepts Medicare assignment Yes — accepts the Medicare-approved amount
Practice locations3 on file with Medicare

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