John Calhoon, MD - Medicare in San Antonio, TX

John Calhoon, MD is a medicare enrolled "Thoracic Surgery (cardiothoracic Vascular Surgery)" physician in San Antonio, Texas. His current practice location is 4647 Medical Dr, San Antonio, Texas. You can reach out to his office (for appointments etc.) via phone at (210) 257-1400.

John Calhoon is licensed to practice in Texas (license number G3935) and he also participates in the medicare program. He accepts medicare assignments (which means he accepts the Medicare-approved amount; you will not be billed for any more than the Medicare deductible and coinsurance) and his NPI Number is 1568579548.

Contact Information

John Calhoon, MD
4647 Medical Dr,
San Antonio, TX 78229-4403
(210) 257-1400
Not Available

Map and Direction




Physician's Profile

Full NameJohn Calhoon
GenderMale
Speciality
Experience Years
Location4647 Medical Dr, San Antonio, Texas
Accepts Medicare AssignmentsYes. He accepts the Medicare-approved amount; you will not be billed for any more than the Medicare deductible and coinsurance.
  Medical Education and Training:
  • John Calhoon attended and graduated from in
  NPI Data:
  • NPI Number: 1568579548
  • Provider Enumeration Date: 08/24/2006
  • Last Update Date: 07/08/2007
  Medicare PECOS Information:
  • PECOS PAC ID:
  • Enrollment ID:

Medical Identifiers

Medical identifiers for John Calhoon such as npi, medicare ID, medicare PIN, medicaid, etc.
IdentifierTypeStateIssuer
1568579548NPI-NPPES
117791703MedicaidTX

Medical Taxonomies and Licenses

TaxonomyTypeLicense (State)Status
208G00000XThoracic Surgery (cardiothoracic Vascular Surgery) G3935 (Texas)Primary

Medicare Part D Prescriber Enrollment

Any physician or other eligible professional who prescribes Part D drugs must either enroll in the Medicare program or opt out in order to prescribe drugs to their patients with Part D prescription drug benefit plans. John Calhoon is enrolled with medicare and thus, if eligible, can prescribe medicare part D drugs to patients with medicare part D benefits.

Mailing Address and Practice Location

Mailing AddressPractice Location Address
John Calhoon, MD
Uthscsa, Uthscsa, Dept. Of Surgery, 7703 Floyd Curl Drive, Rm 238f.3,
San Antonio, TX 78229

Ph: (210) 592-0400
John Calhoon, MD
4647 Medical Dr,
San Antonio, TX 78229-4403

Ph: (210) 257-1400

Reviews and Comments


Thoracic Surgery (Cardiothoracic Vascular Surgery) Doctors in San Antonio, TX

James Richard Garrison Jr., M.D.
Thoracic Surgery (Cardiothoracic Vascular Surgery)
Medicare: Accepting Medicare Assignments
Practice Location: 4330 Medical Dr, Suite 325, San Antonio, TX 78229
Phone: 210-615-7700    Fax: 210-615-1782
Dr. Dawn Szu-fei Hui, MD
Thoracic Surgery (Cardiothoracic Vascular Surgery)
Medicare: Accepting Medicare Assignments
Practice Location: 8300 Floyd Curl Dr Fl 3, San Antonio, TX 78229
Phone: 210-450-0999    Fax: 210-450-4965
Dr. Francisco Bernardo Rodriguez Iv, MD
Thoracic Surgery (Cardiothoracic Vascular Surgery)
Medicare: Accepting Medicare Assignments
Practice Location: 19234 Stonehue, San Antonio, TX 78258
Phone: 210-837-3125    
Sunil Prakash Malhotra, MD
Thoracic Surgery (Cardiothoracic Vascular Surgery)
Medicare: Medicare Enrolled
Practice Location: 4410 Medical Dr Ste 540, San Antonio, TX 78229
Phone: 210-575-6240    
Dr. Gustavo E. Guajardo Salinas, MD
Thoracic Surgery (Cardiothoracic Vascular Surgery)
Medicare: Accepting Medicare Assignments
Practice Location: 18707 Hardy Oak Blvd Ste 320, San Antonio, TX 78258
Phone: 210-614-0880    Fax: 210-692-0258
Enoch Ching, CCP
Thoracic Surgery (Cardiothoracic Vascular Surgery)
Medicare: Not Enrolled in Medicare
Practice Location: 3463 Magic Dr, San Antonio, TX 78229
Phone: 210-614-8101    
Dr. Yuichi Matsuzaki, MD,PH.D
Thoracic Surgery (Cardiothoracic Vascular Surgery)
Medicare: Medicare Enrolled
Practice Location: 4499 Medical Dr Ste 166, San Antonio, TX 78229
Phone: 210-575-8485    Fax: 210-575-8499

Medicare Program: Medicare is a federal government program which provides health insurance to people who are 65 or older. This program also covers certain younger people with disabilities (who receive Social Security Disability Insurance - SSDI), and people with End-Stage Renal Disease (permanent kidney failure requiring dialysis or a transplant, sometimes called ESRD.

Medicare Assignment: Assignment means that your doctor, provider, or supplier agrees (or is required by law) to accept the Medicare-approved amount as full payment for covered services. Most doctors, providers, and suppliers accept assignment, but you should always check to make sure. Participating providers have signed an agreement to accept assignment for all Medicare-covered services.

NPI Number: The National Provider Identifier (NPI) is a unique identification number for covered health care providers. The NPI must be used in lieu of legacy provider identifiers in the HIPAA standards transactions. Covered health care providers and all health plans and health care clearinghouses must use the NPIs in the administrative and financial transactions adopted under HIPAA (Health Insurance Portability and Accountability Act).

Our Data: Information on www.medicarelist.com is built using data sources published by Centers for Medicare & Medicaid Services (CMS) under Freedom of Information Act (FOIA). The information disclosed on the NPI Registry are FOIA-disclosable and are required to be disclosed under the FOIA and the eFOIA amendments to the FOIA. There is no way to 'opt out' or 'suppress' the NPPES record data for health care providers with active NPIs.