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Dr. Peter M. Grondziowski, MD

Concierge Endocrinology physician, Upper St. Clair, PA

Cardinal Endocrinology

Dr. Grondziowski is an endocrinologist at Cardinal Endocrinology who has practiced in the south hills of Pittsburgh since 1994.

1580 McLaughlin Run Road, Suite 212, Upper St. Clair, PA 15241
At a glance
Practice model
Hybrid: wellness membership or fee-for-service
Wellness Membership
$1000 a year
Insurance
Does not bill insurance for office visits
Telehealth
Telemedicine visits
Experience
Practicing since 1994

Facts on this page last checked October 2026. How we check doctors

About Dr. Grondziowski

Dr. Grondziowski earned a Bachelor of Science degree in pharmacy from Duquesne University in 1985. He received his M.D. from the University of Pittsburgh in 1989. He served his internship and residency at Mercy Hospital of Pittsburgh.

He completed a fellowship in Endocrinology, Diabetes, and Metabolism at Shadyside Hospital in 1994. After his fellowship, he began his endocrinology career in the private sector. Earlier, he founded the Center for Diabetes and Endocrine Health at Allegheny General Hospital and served as Medical Director after joining in 2002.

His practice is 100% consultative endocrinology, and it takes referrals from other physicians and from current patients, and people can refer themselves. He focuses on education and the preventive side of disease, and he expects patients to take an active role in their health.

Membership and fees

Cardinal Endocrinology is a hybrid practice with a wellness membership or fee-for-service visits, and it does not bill insurance companies for office visits.

The Wellness Membership is an annual retainer of $1000 and includes 24/7 doctor availability by phone, text and email, up to four visits a year with same or next business day appointments, extra visits at 50% off the non-member rate, longer visits and an annual physical.

Non-members can choose fee-for-service with scheduling fees for office, home and telemedicine visits.

Services

Consultative endocrinology
What endocrinology doctors commonly treat

Education and credentials

Degree
MD
College
Duquesne University (B.S., Pharmacy, 1985)
Medical school
University of Pittsburgh (1989)
Internship
Mercy Hospital of Pittsburgh
Residency
Mercy Hospital of Pittsburgh
Fellowship
Endocrinology, Diabetes, and Metabolism, Shadyside Hospital (1994)

Location

1580 McLaughlin Run Road, Suite 212, Upper St. Clair, PA 15241
Cardinal Endocrinology practice page
Directions

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Questions patients ask

Does Dr. Grondziowski take insurance, or offer a membership?

Cardinal Endocrinology is a hybrid practice with a wellness membership or fee-for-service visits. It does not bill insurance companies for office visits.

How much does a membership at Cardinal Endocrinology cost?

The Wellness Membership is an annual retainer of $1000. Non-members can choose fee-for-service with scheduling fees for office, home and telemedicine visits.

Where did Dr. Grondziowski train?

Dr. Grondziowski received his M.D. from the University of Pittsburgh in 1989. He served his internship and residency at Mercy Hospital of Pittsburgh and completed a fellowship at Shadyside Hospital in 1994.

Does Dr. Grondziowski offer telehealth?

Dr. Grondziowski offers office, home and telemedicine visits.

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