“Our physicians, healthcare professionals and all of our staff are committed to providing you the highest quality healthcare in the most comfortable environment.”

OUR PHYSICIANS AND PROVIDERS

As urologists, our physicians and providers are highly trained to treat disorders of the male and female urinary tract (bladder, ureter, kidney, and urethra) and the male reproductive system.
M.E. Hanisch, M.D., P.A. (Retired)

M.E. Hanisch, M.D., P.A.


Professional Memberships:


  • American Medical Association
  • American Urological Association
  • Corpus Christi Surgical Society
  • Nueces County Medical Society
  • South Central Section, American Urological Association
  • Texas Medical Association

M.E Hanisch, M.D., P.A. (Retired)


Dr. Hanisch is certified by the American Board of Urology and is a Fellow of the American College of Surgeons.


EDUCATION:

  • Iowa State University, Ames, IA, 1962-1966
  • Baylor College of Medicine, Houston, TX, 1973-1974

TRAINING:

  • Baylor College of Medicine, Houston, TX, Surgical internship, 1973-1974
  • Baylor College of Medicine, Houston, TX, Surgical internship, 1974-1978

MILITARY:

  • US Air Force, 1966-1968
  • Honorable discharge

Gordon R. Welch, Jr., M.D., P.A.

Gordon R. Welch, Jr., M.D., P.A.


Professional Memberships:


  • American Medical Association
  • American Urological Association
  • Corpus Christi Surgical Society
  • Nueces County Medical Society
  • Texas Medical Association

Gordon R. Welch, Jr., M.D., P.A. (Retired)


Dr. Welch is certified by the American Board of Urology and is a Fellow of the American College of Surgeons.


EDUCATION:

  • Southern Methodist University, Dallas, TX B.S., 1964-1968
  • University of Texas, Southwestern Medical School, Dallas, TX, 1968-1972

TRAINING:

  • Emory University Hospitals, Atlanta, GA, Surgical intership, 1972-1973
  • Emory University Hospitals, Atlanta, GA, Surgical residency, 1975-1976
  • Emory University Hospitals, Atlanta, GA, Urological residency, 1976-1979

MILITARY:

  • Chief of Flight Medicine
  • Headquarters, 2nd Airforce
  • Barksdale Airforce Base, Shreveport, LA

James B. Tyree, M.D., P.A.

James B. Tyree, M.D., P.A.


Professional Memberships:


  • American Medical Association
  • American Urological Association
  • Corpus Christi Surgical Society
  • Nueces County Medical Society
  • South Central Section, American Urological Association
  • Texas Medical Association

James B. Tyree, M.D., P.A.


Dr. Tyree is certified by the American Board of Urology.


EDUCATION:

  • University of Texas, Austin, TX, 1972-1976
  • Baylor College of Medicine, Houston, TX, 1977-1980

TRAINING:

  • Baylor College of Medicine, Houston, TX, Surgical internship, 1980-1982
  • Baylor College of Medicine, Houston, TX, Urological residency, 1982-1986

N. Christopher Brehm, M.D., P.A.

N. Christopher Brehm, M.D., P.A.


Professional Memberships:


  • American Medical Association
  • American Urological Association
  • Nueces County Medical Society

N. Christopher Brehm, M.D., P.A.


Dr. Brehm is certified by the American Board of Urology.


EDUCATION:

  • Rice University, Houston, TX, 1980-1983
  • Baylor College of Medicine, Houston, TX, 1983-1987

TRAINING:

  • University of TX Health Science Center, San Antonio, TX, Surgical internship, 1987-1988
  • University of TX Health Science Center, San Antonio, TX, Urological residency, 1988-1993

Robert A. May, Jr., M.D., P.A.

Robert A. May, Jr., M.D., P.A.


Professional Memberships:


  • American Association of Clinical Urologists
  • South Central Section, American Urological Association
  • American Urological Association

Robert A. May, Jr., M.D., P.A.


Dr. May is certified by the American Board of Urology.


EDUCATION:

  • University of Texas, Austin, TX, 1986-1988
  • Del Mar College, Corpus Christi, TX, 1987-1989
  • Austin College, Sherman, TX - B.A., 1988-1990
  • The University of Texas Medical Branch, Galveston, TX - M.D., 1990-1994

TRAINING:

  • Louisiana State University Medical Center, Shreveport, LA - Urological internship, 1994-1995
  • Louisiana State University Medical Center, Shreveport, LA - Urological residency, 1995-1999

Robert A. Naismith, M.D., P.A.

Robert A. Naismith, M.D., P.A.


Professional Memberships:


  • American Medical Association
  • American Urological Association
  • South Central Section, American Urological Association
  • Texas Medical Association
  • Texas Urological Association
  • Nueces County Medical Society
  • Ad Hoc Committee on Health Information Technology
  • American Board of Urology
  • Christus Spohn Foundation Board of Directors
  • Health Information Network of South Texas, Board of Directors

Robert A. Naismith, M.D., P.A.


Dr. Naismith is certified by the American Board of Urology.


EDUCATION:

  • Texas A&M University, College Station, TX - B.A., 1989, Magna Cum Laude
  • University of Texas Southwestern Medical School, Dallas, TX - M.D., 1993

TRAINING:

  • University of Texas Southwestern Medical Center, Dallas, TX - Surgical residency, 1993-1995
  • University of Texas Southwestern Medical Center, Dallas, TX - Urological residency, 1995-1999

Alan A. Nisbet, M.D., P.A.

Alan A. Nisbet, M.D., P.A.


Professional Memberships:


  • American Medical Association
  • American Urological Association
  • South Central Section, American Urological Association
  • SCS Representative to American Urologic Association

Alan A. Nisbet, M.D., P.A.


Dr. Nisbet is certified by the American Board of Urology.


EDUCATION:

  • Texas A & M University, College Station, TX - B.S., 1998
  • University of Texas Medical School, San Antonio, Tx. M.D., 2002

TRAINING:

  • University of Missouri, Kansas City, MO - Surgical Internship, 2003
  • University of Kansas Medical Center, Kansas City, KS - Urological Residency, 2006

Jason D. Fisher, D.O., M.B.A.

Jason D. Fisher, D.O., M.B.A.


Professional Memberships:


  • American College of Osteopathic Surgeons
  • American Osteopathic Association
  • American Urologic Association
  • Board Certified by American Board of Osteopathic Surgeons
  • Member of Society of Robotic Surgeons

Jason D. Fisher, D.O., M.B.A.



EDUCATION:

  • University of North Texas Health Science Center, Fort Worth, TX, D.O., 2007
  • The University of Texas at San Antonio, San Antonio, TX, M.B.A., 2003
  • Texas A&M University, College Station, TX, B.S., 2001

TRAINING:

  • Michigan State University Metro Detroit, Farmington Hills, MI - Urological Residency - Urologic Surgery, 2009-2013
  • Michigan State University Metro Detroit, Farmington Hills, MI - General Surgery Internship, 2007-2008

Jim Hsiang, M.D.

Jim Hsiang, M.D., M.B.A.


Professional Memberships:


  • American Society for Radiation Oncology
  • American Board of Radiology

Jim Hsiang, M.D., M.B.A.


Jim Hsiang is Board Certified by the American Board of Radiology. He heads the Cancer Center and practices general Radiation Oncology. He serves as the Radiation Safety Officer and is on the Radiation Protocol Committee. Dr. Hsiang has also served on the Board of Directors for the American Cancer Society Corpus Christi Unit.


EDUCATION:

  • UC Davis School of Medicine, M.D., 1994-1999
  • University of Pittsburgh, M.B.A., 1997-1998
  • UCLA, Honors Collegium Program, B.S., Cum Laude, 1990-1994

TRAINING:

  • Southern California Permanente Medical Group, Residency, 2000-2004
  • Flushing Hospital/NYHQ/Weill Medical College of Cornell Univ., 1999-2000
  • Seattle Prostate Institute
  • MammoSite Radiation Therapy System

LICENSURE:

  • Texas Medical Board
  • Texas Jurisprudence Exam
  • Texas Controlled Substances Certification
  • California Medical Board
  • California X-ray Supervisor and Operator
  • Basic Cardiac Life Support

Julie M. Davidson, MPA-C

Julie M. Davidson, MPA-C


Professional Memberships:


  • Texas Academy of Physician Assistants
  • American Academy of Physician Assistants
  • Midland College Dean's List 5 Semesters
  • Midland College President's List 3 Semesters

Julie M. Davidson, MPA-C


Julie M. Davidson is certified by the National Commission on Certification of Physician Assistants


EDUCATION:

  • Midland College, Midland, TX, 2001-2004
  • Texas Tech Health Science Center, Lubbock, TX, 2004-2006

Christi Simpson, RN, MSN, FNP-C

Christi Simpson, RN, MSN, FNP-C


Professional Memberships:


  • Texas Nurse Practitioners
  • American Academy of Nurse Practitioners
  • Society of Urological Nurses and Associates

Christi Simpson, RN, MSN, FNP-C


Christi Simpson is certified by the American Academy of Nurse Practitioners.


EDUCATION:

  • Texas A&M University Corpus Christi, Corpus Christi, TX, 2012
  • Victoria College, Victoria, TX, 2003

TRAINING:

  • Linda Ortiz, R.N., FNP-C, Northside Family Medicine (Fall 2010 and Fall 2011)
  • Kathleen Bailey, M.D., OB/GYN Associates (Fall 2011)
  • Katherine Chang, PA-C, Almouie Pediatrics (Spring 2012)
  • Catherine Bussieres, M.D., Corpus Christi Medical Associates (Spring 2011 and Spring 2012)
  • Andres Nisimblat, M.D., Corpus Christi Medical Associates (Spring 2012)
  • Heather Kostoff, R.N., FNP-C, Bayside Medical Center (Fall 2011 and Spring 2012)
  • Robert Naismith, M.D., Corpus Christi Urology Group (Spring 2012)

Susan Hobbs, MSN, RN, ACNP-BC, CUNP

Susan Hobbs, MSN, RN, ACNP-BC, CUNP


Professional Memberships:


  • Texas Nurse Practitioners
  • American Association of Nurse Practitioners
  • Society of Urological Nurses and Associates
  • Society of Hospital Medicine

Susan Hobbs, MSN, RN, ACNP-BC, CUNP


Susan Hobbs is certified by the American Nurses Credentialing Center and the Certification Board for Urologic Nurses and Associates.


EDUCATION:

  • University of Washington, Seattle, WA, 2008-2009, Post Master's Studies
  • Vanderbilt University School of Nursing, Nashville, TN, 2002-2003, MSN
  • Hawaii Pacific University, Honolulu, HI, 2000-2002, BSN
  • Highline College, Seattle, WA, 1996-1999, ADN

CLINICAL BACKGROUND:

  • Surgical Critical Care, 2003-2006
  • Adult Critical Care and Hospital Medicine, 2006-2013

TRAINING:

  • Corpus Christi Urology Group, 2013-2014