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Person · officer / director

Gregory Merrick

Director · Castlerock Foundation

Director at Castlerock Foundation. Listed as an officer, director, or key employee across 1 organization on the Form 990 record.

Ambiguous identity This name matches 1 other individual we could not verify as the same person. Each is kept as a separate record below — treat them as distinct people unless an explicit match is confirmed.
Organizations
1
Roles reported
1
Others who share this name
1

Who this is

Profile

Everything on the left is verified from the IRS filings. The biography on the right is compiled from public web sources and grounded to that filed record.

✓ Verified from filings
Reported as Director of Castlerock Foundation, based in Nashville, TN.
Facts extracted directly from each organization's Form 990, Part VII.
Biography Web-sourced

Dr. Gregory S.

Merrick is a renowned urologic oncologist who served as Director of Wheeling Hospital's Schiffler Cancer Center for 30 years before departing in November 2020. A fellow of the American Brachytherapy Society and former chairman of the American College of Radiology Prostate Cancer Appropriateness Committee, he published over 400 original scientific studies, co-authored two textbooks, and founded the Cancer Research Classic.

Compiled from public web sources (5 cited), grounded to the filed record.

Track record

Career & tenure

Real tenure, career, and education — from public web sources, what you need to vet a founder or leader beyond the filing window.

Tenure here
1990 – November 2020

Affiliations

Organizations

C
Castlerock Foundation Director · $27K revenue · Nashville, TNFiled FY2025, FY2024 · Source: Form 990, Part VII

Disambiguation

Other people named Gregory Merrick

Different individuals who share this name, separated by IRS Schedule R, mailing address, and shared-board evidence. The 990 carries no person identifier, so some may still be the same person.

G
Gregory Merrick 1 organization · Wheeling, WVWheeling Hospital INC

Network

Serves alongside

Other officers, directors & key employees at this person's organizations, by latest reported compensation.

S
President and Director · FY2025
H
Secretary and Director · FY2025

Network

Recommendations

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Public data from IRS Form 990 e-file & the Business Master File. Individuals appear here because they were named as an officer, director, or key employee on a nonprofit's Form 990; people are grouped by name plus corroborating evidence (Schedule R, shared address, shared board members). · philanthropy.org