Serving your Pathology needs since 1987

Outpatient Pathology Associates (OPA), is a unique medical group which emphasizes state-of-the-art diagnosis where most care takes place: outside the hospital.

OPA combines national leadership in Fine Needle Aspiration (FNA) with outpatient surgical pathology and cytology needs tailored for outpatient medical practices.

Meet our Doctors

Dr. John Abele- Pathologist
a native of Woodland, graduated from the University of California, San Francisco (UCSF) School of Medicine and did his training in Pathology there as well.

Dr. Ricardo Bardales – Pathologist
a graduate of the Universidad de San Marcos School of Medicine in Lima, Peru, completed his pathology residency and cytopathology fellowship at Montefiore Medical Center in New York City

OPA operates a certified CLIA laboratory
accredited by the College of American Pathologists laboratory inspection program. OPA’s staff includes certified CAP inspectors.
The leading organization of board-certified pathologists
serves patients, pathologists, and the public by fostering and advocating excellence in the practice of pathology and laboratory medicine worldwide.

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Ask our doctors a question

Our doctors are always available at one location for consultation, questions, or assistance to client physicians and their staff. Every medical practice has unique requirements and we strive to maintain flexibility to fill your needs.

Contact one of our doctors

More information

Educational opportunities
are available for personalized fine needle aspiration training.

Find Dr. Abele’s handouts
from his lectures on Thyroid Cytology.

OPA has provided expertise in surgical pathology to physicians and their patients in the Sacramento region since 1987″ We are perhaps best known for our expertise in gynecologic surgical pathology which complements our expertise in cytopathology.

Outpatient Pathology Associates provides medical-legal consultation We provide medical-legal consultation to credible defence and plaintiff’s council with particular emphasis on gynecological pathology and cytopathology, including Pap Smear and Fine Needle Aspiration issues.

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