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Physician Profile

John T. Callaghan, MD, PhD

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Where to find John T. Callaghan, MD, PhD

About Dr. Callaghan

John T. Callaghan, MD, PhD is a healthcare provider in Indianapolis, IN specializing in internal medicine. John trained at University of Kentucky College of Medicine, graduating in 1969. This provider record is associated with NPI 1700825064.

Factual summary compiled by Guide.md from public records; not written by this provider.

Education & Training

Specialty

Internal Medicine (Primary)

Credentials & Licensing

IN licenceAs reported to the NPI registry
No. 01028895As reported
NPINational Provider Identifier
1700825064Issued 2006

As reported to the NPI registry ↗

Medicare information

Accepts Medicare assignmentYes
Medicare opt-outNo
Can order and refer in MedicareYes

Exactly as CMS reports it (National Downloadable File, Opt-Out Affidavits, Order & Referring). Not an insurance directory; confirm coverage with the office.

Common questions

What is Dr. Callaghan's specialty?

Dr. Callaghan is an internist in Indianapolis, IN. That is the designation recorded for this NPI in the federal registry, where it is listed as “Internal Medicine”.

NPI registry

Where can I find Dr. Callaghan?

Dr. Callaghan is listed at 1481 W 10Th St, Indianapolis, IN 46202. Addresses come from the NPI registry and can lag a move, so confirm before travelling.

NPI registry

How do I contact Dr. Callaghan?

The number on file is (317) 988-2624. Contact the office directly to confirm availability and scheduling.

NPI registry

What is Dr. Callaghan's NPI number?

Dr. Callaghan's National Provider Identifier is 1700825064. It is issued by the Centers for Medicare & Medicaid Services and is unique and permanent — it does not change if they move practice.

NPI registry

What is Dr. Callaghan's medical education?

Dr. Callaghan attended University of Kentucky College of Medicine, graduating in 1969. This comes from the CMS National Downloadable File.

CMS public data

How long has Dr. Callaghan been practicing?

Dr. Callaghan has 57 years experience. Calculated from a graduation year of 1969, reported in the CMS National Downloadable File.

CMS public data

Has Dr. Callaghan confirmed this information?

Not yet. This profile is built from public federal data and has not been confirmed by Dr. Callaghan. If this is you, claiming it is free.

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