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Edit this profileAt a glance
- 4647 Medical Dr, San Antonio, TX 78229
About Dr. Calhoon
Based in San Antonio, TX, John Calhoon, MD is listed in the NPI registry under thoracic surgery (cardiothoracic). John graduated from Baylor College of Medicine in 1981. NPI 1568579548 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
- (210) 257-1400
- Email not available
Practice Locations
4647 MEDICAL DR
San Antonio, TX 78229
Related providers
Connections drawn from the registry and from what providers have told us. A link here is not a referral or an endorsement.
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.
Other thoracic surgery specialists in San Antonio 8
Same specialty, same city.
Trained at Baylor College of Medicine 8
Other providers in the same specialty who trained at the same institution.
More connections — 8 related providers in 1 group
Class of 1981 at Baylor College of Medicine 8
Providers who graduated from the same medical school in the same year.
Common questions
What does Dr. Calhoon specialize in?
Dr. Calhoon is a thoracic surgery (cardiothoracic) in San Antonio, TX. That is the designation recorded for this NPI in the federal registry.
NPI registry
Where is Dr. Calhoon located?
Dr. Calhoon is listed at 4647 Medical Dr, San Antonio, TX 78229. Addresses come from the NPI registry and can lag a move, so confirm before travelling.
NPI registry
What is Dr. Calhoon's phone number?
The number on file is (210) 257-1400. Contact the office directly to confirm availability and scheduling.
NPI registry
What is Dr. Calhoon's NPI number?
Dr. Calhoon's National Provider Identifier is 1568579548. 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
Where did Dr. Calhoon go to medical school?
Dr. Calhoon attended Baylor College of Medicine, graduating in 1981. This comes from the CMS National Downloadable File.
CMS public data
How long has Dr. Calhoon been practicing?
Dr. Calhoon has 45 years experience. Calculated from a graduation year of 1981, reported in the CMS National Downloadable File.
CMS public data
Has Dr. Calhoon confirmed this information?
Not yet. This profile is built from public federal data and has not been confirmed by Dr. Calhoon. If this is you, claiming it is free.
Guide.md
Guide.md listings do not constitute medical advice or an endorsement.