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

Dr. George J Walker, MD

Individual provider Gastroenterology Physician · NPI 1528053121

Dr. George J Walker, MD is a Gastroenterology in Mesa, Arizona. Qualified in 1981, 45 years ago. Practices with Arizona Digestive Health PC, a 133-clinician group and accepts Medicare assignment. Licensed in Arizona.

Years since qualifying
45
Licensed in
AZ
In the registry since
2005
What do these letters mean?
MD — Doctor of Medicine
A physician who completed allopathic medical school.

See every abbreviation used in this directory →

Practice location Address checks out

6020 E Arbor Ave #101
Mesa, AZ 85206-6102
Phone: (480) 985-1700
Fax: (480) 396-3659
Show map & directions

Pin is approximate — placed at the ZIP-code centre, not the exact door.

Specialties & licences

Gastroenterology Physician (primary) Taxonomy 207RG0100X · Licence 21847 (AZ)

Record details

NPI number1528053121
Entity typeIndividual (Type 1)
GenderMale
Credentials MD
Sole proprietorNo
NPI enumeratedSeptember 20, 2005
Last updated in NPPESFebruary 17, 2017
Mailing address3020 E Camelback Rd, Suite 301, Phoenix, AZ 85014-5095

Medicare enrollment

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

Medicare specialtyGASTROENTEROLOGY
Medical schoolOTHER
Graduated 1981 (45 years in practice)
Group practice Arizona Digestive Health Pc — 133 clinicians
Accepts Medicare assignment Yes — accepts the Medicare-approved amount

Other providers in Mesa