Our Providers

<a href="/providers/a-reid-bullock-m-d/">A. Reid Bullock M.D.</a>

A. Reid Bullock M.D.

A. Reid Bullock, M.D., was trained in Canada and received his M.D. from the University of Alberta Canada in 1977.

<a href="/providers/kenneth-gossler-m-d/">Kenneth Gossler M.D.</a>

Kenneth Gossler M.D.

Kenneth B. Gossler, M.D. is board certified in anesthesiology and pain management.

<a href="/providers/eric-cornidez-md/">Eric Cornidez M.D.</a>

Eric Cornidez M.D.

Eric G. Cornidez, M.D. received his Doctor of Medicine degree from the Stanford University School of Medicine.

<a href="/providers/efrain-cubillo-m-d/">Efrain I. Cubillo, M.D.</a>

Efrain I. Cubillo, M.D.

Efrain I. Cubillo, M.D. received his Doctor of Medicine degree from the University of Arizona College of Medicine.

<a href="/providers/jose-chavez-d-o/">Jose Chavez, D.O.</a>

Jose Chavez, D.O.

Jose Chavez, M.D. received his Doctor of Osteopathy from the Midwestern University in Glendale, AZ.

<a href="providers/helen-chan-md/">Helen Chan, M.D.</a>

Helen Chan, M.D.

PISA welcomes Helen Chan, M.D.
Bio and photo coming soon.

<a href="/providers/melissa-seelbach-md-phd/">Melissa Seelbach, M.D., PhD</a>

Melissa Seelbach, M.D., PhD

PISA welcomes Melissa Seelbach, M.D., PhD.
Bio and photo coming soon.

<a href="/providers/sylvia-valenzuela-fnp-c/">Sylvia Valenzuela, FNP-C</a>

Sylvia Valenzuela, FNP-C

Sylvia Valenzuela, FNP-C received her Bachelor of Science in Nursing, Master of Science in Nursing, and her Family Nurse Practitioner from the University of Phoenix.

<a href="/providers/lisa-payne-np-c/">Lisa Payne, FNP-C</a>

Lisa Payne, FNP-C

Lisa Payne received her Bachelor of Science in Nursing with honors from Brenau University, Gainesville, Georgia and received her Masters of Science in Nursing with honors from Gonzaga University, Spokane, Washington.

<a href="/providers/marianne-n-parham-fnp-bc/">Marianne N. Parham, FNP-BC</a>

Marianne N. Parham, FNP-BC

Marianne Parham received her Bachelor of Science from Grand Canyon University. In 2014 she received her Masters of Science in Nursing with honors from the University of Phoenix.

<a href="/providers/leonard-atencio-fnp-c/">Leonard Atencio, FNP-C</a>

Leonard Atencio, FNP-C

PISA welcomes Leonard Atencio, FNP-C.
Bio and photo coming soon.