Is John Francis COSTELLO currently registered with the General Medical Council?

At the register check on 1 May 2026, John Francis COSTELLO was listed as registration lapsed. Check the General Medical Council's own register for current details.

Does John Francis COSTELLO have any public regulatory determinations?

No public regulatory determinations from the General Medical Council have been recorded on MedicWatch for John Francis COSTELLO. Our collection is incomplete and recent or revised decisions may not yet appear here. A register check is separate from a search for published regulatory decisions.

How can I file a concern about John Francis COSTELLO?

Concerns about a practitioner’s conduct or competence should be raised with the General Medical Council directly. The General Medical Council’s complaints process and contact details are available on its official website.

DoctorGeneral Medical Council 1356733

John Francis COSTELLO

Registration lapsed at last register check

John Francis COSTELLO, doctor (General Medical Council 1356733). No public regulatory determinations from the General Medical Council found on MedicWatch as of 1 May 2026.

Last verified against the General Medical Council register on 1 May 2026.

Current status

No public regulatory determinations from the General Medical Council found on MedicWatch as of 1 May 2026.

View John Francis COSTELLO’s entry on the General Medical Council register

Practitioner record

Drawn from John Francis COSTELLO’s entry on the General Medical Council register.

Qualifications: MB BCh 1968 National University of Ireland — 1968
Years on the register: 56 years (since 10 December 1969)

Context

The official General Medical Council register is the source for current registration details. MedicWatch’s collection of decisions is incomplete, so the absence of a decision here does not mean no decision has been published.

How to verify this practitioner

The authoritative source for any UK doctor’s registration is the General Medical Council’s own register. MedicWatchaggregates the regulator’s published fitness-to-practise outcomes alongside register data so you can answer the question in one place, but you should always confirm against the regulator’s own listing.

John Francis COSTELLO on the General Medical Council register

Sources

All facts on this page are drawn from publicly published sources of UK healthcare regulators. MedicWatch does not editorialise the regulator’s findings.

General Medical Council register entry — last fetched 1 May 2026

Frequently asked questions

Is John Francis COSTELLO currently registered with the General Medical Council?: At the register check on 1 May 2026, John Francis COSTELLO was listed as registration lapsed. Check the General Medical Council's own register for current details.
Does John Francis COSTELLO have any public regulatory determinations?: No public regulatory determinations from the General Medical Council have been recorded on MedicWatch for John Francis COSTELLO. Our collection is incomplete and recent or revised decisions may not yet appear here. A register check is separate from a search for published regulatory decisions.
How can I file a concern about John Francis COSTELLO?: Concerns about a practitioner’s conduct or competence should be raised with the General Medical Council directly. The General Medical Council’s complaints process and contact details are available on its official website.

Spot something incorrect?

If a fact on this page is wrong, or you believe the page should not be published, please submit a correction or takedown request. Each request is reviewed against the source determinations.