Are you John F. Callahan, PhD? This profile is yours to edit: update your address, phone, photo and services.
Edit this profileAt a glance
- 664 Prospect Ave, Hartford, CT 06105
About Dr. Callahan
Listed in the NPI registry as a psychologist — clinical, John F. Callahan, PhD practices in Hartford, CT. NPI 1346264421 identifies this record in the national registry.
Factual summary compiled by Guide.md from public records; not written by this provider.
Education & Training
Specialty
Credentials & Licensing
Medicare information
Exactly as CMS reports it (National Downloadable File, Opt-Out Affidavits, Order & Referring). Not an insurance directory; confirm coverage with the office.
Contact Information
- (860) 236-8087
- Email not available
Is this your home address or personal number? Hide it
Practice Locations
664 PROSPECT AVE
Hartford, CT 06105
Related providers
Connections drawn from the registry and from what providers have told us. A link here is not a referral or an endorsement.
Other psychologists at this location 3
Same specialty, same street address — most likely the same department or group.
Related specialists at this location 8
Clinically related specialties at the same address — the people this provider most likely works alongside.
Also at this address 4
Providers at the same street address. Each files their own registry entry, so a shared practice often appears under several different names.
More connections — 24 related providers in 3 groups
Other psychologists in Hartford 8
Same specialty, same city.
Trained at Other 8
Other providers in the same specialty who trained at the same institution.
Class of 1989 at Other 8
Providers who graduated from the same medical school in the same year.
Common questions
What is John F. Callahan's specialty?
John F. Callahan is a psychologist in Hartford, CT. That is the designation recorded for this NPI in the federal registry, where it is listed as “Psychologist — Clinical”.
NPI registry
Where can I find John F. Callahan?
John F. Callahan is listed at 664 Prospect Ave, Hartford, CT 06105. Addresses come from the NPI registry and can lag a move, so confirm before travelling.
NPI registry
How do I contact John F. Callahan?
The number on file is (860) 236-8087. Contact the office directly to confirm availability and scheduling.
NPI registry
What is the NPI for John F. Callahan?
John F. Callahan's National Provider Identifier is 1346264421. 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 John F. Callahan's education?
John F. Callahan attended Other, graduating in 1989. This comes from the CMS National Downloadable File.
CMS public data
How much experience does John F. Callahan have?
John F. Callahan has 37 years experience. Calculated from a graduation year of 1989, reported in the CMS National Downloadable File.
CMS public data
Is John F. Callahan's profile verified?
Not yet. This profile is built from public federal data and has not been confirmed by John F. Callahan. If this is you, claiming it is free.
Guide.md
Guide.md listings do not constitute medical advice or an endorsement.