Dr Gregory Allen St John, MD - Medicare Cardiovascular Disease (cardiology) in Hot Springs, AR

Dr Gregory Allen St John, MD is a medicare enrolled "Internal Medicine - Cardiovascular Disease" physician in Hot Springs, Arkansas. He went to University Of Arkansas College Of Medicine and graduated in 1990 and has 34 years of diverse experience with area of expertise as Cardiovascular Disease (cardiology). He is a member of the group practice National Park Cardiology Services Llc and his current practice location is 130 Medical Park Pl, Hot Springs, Arkansas. You can reach out to his office (for appointments etc.) via phone at (501) 625-3400.

Dr Gregory Allen St John is licensed to practice in Arkansas (license number C-7977) 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 1124023056.

Contact Information

Dr Gregory Allen St John, MD
130 Medical Park Pl,
Hot Springs, AR 71901-8051
(501) 625-3400
(501) 625-3402

Map and Direction




Physician's Profile

Full NameDr Gregory Allen St John
GenderMale
SpecialityCardiovascular Disease (cardiology)
Experience34 Years
Location130 Medical Park Pl, Hot Springs, Arkansas
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:
  • Dr Gregory Allen St John attended and graduated from University Of Arkansas College Of Medicine in 1990
  NPI Data:
  • NPI Number: 1124023056
  • Provider Enumeration Date: 06/16/2005
  • Last Update Date: 01/27/2015
  Medicare PECOS Information:
  • PECOS PAC ID: 9537057203
  • Enrollment ID: I20100513000030

Medical Identifiers

Medical identifiers for Dr Gregory Allen St John such as npi, medicare ID, medicare PIN, medicaid, etc.
IdentifierTypeStateIssuer
1124023056NPI-NPPES
5J344OtherARBCBS OF AR
060025716OtherARRAILROAD MEDICARE
124898001MedicaidAR

Medical Taxonomies and Licenses

TaxonomyTypeLicense (State)Status
207RI0011XInternal Medicine - Interventional Cardiology C-7977 (Arkansas)Secondary
207RC0000XInternal Medicine - Cardiovascular Disease C-7977 (Arkansas)Primary

Medical Facilities Affiliation

Facility NameLocationFacility Type
National Park Medical CenterHot springs, ARHospital
Mena Regional Health SystemMena, ARHospital
St Vincent Hot SpringsHot springs, ARHospital

Group Practice Association

Group Practice NameGroup PECOS PAC IDNo. of Members
National Park Cardiology Services Llc98302453567

Medicare Reassignments

Some practitioners may not bill the customers directly but medicare billing happens through clinics / group practice / hospitals where the provider works. Medicare reassignment of benefits is a mechanism by which practitioners allow third parties to bill and receive payment for medicare services performed by them. Dr Gregory Allen St John allows following entities to bill medicare on his behalf.
Entity NameNational Park Cardiology Services Llc
Entity TypePart B Supplier - Clinic/group Practice
Entity IdentifiersNPI Number: 1154556025
PECOS PAC ID: 9830245356
Enrollment ID: O20090924000018

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. Dr Gregory Allen St John 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
Dr Gregory Allen St John, MD
130 Medical Park Pl,
Hot Springs, AR 71901-8051

Ph: (501) 625-3400
Dr Gregory Allen St John, MD
130 Medical Park Pl,
Hot Springs, AR 71901-8051

Ph: (501) 625-3400

Reviews and Comments


Internal Medicine Doctors in Hot Springs, AR

Jessica Treat, APRN
Cardiovascular Disease
Medicare: Accepting Medicare Assignments
Practice Location: 1900 Malvern Ave Ste 302, Hot Springs, AR 71901
Phone: 501-624-4700    Fax: 501-624-4705
Pooja V Patel, MD
Cardiovascular Disease
Medicare: Medicare Enrolled
Practice Location: 300 Werner St, Hot Springs, AR 71913
Phone: 501-622-1000    
Prabhakara K Reddy, MD
Cardiovascular Disease
Medicare: Not Enrolled in Medicare
Practice Location: 1455 Higdon Ferry Rd, Ste B, Hot Springs, AR 71913
Phone: 501-623-2731    Fax: 501-623-1660
Dr. Timothy Eric Bowen, MD
Cardiovascular Disease
Medicare: Accepting Medicare Assignments
Practice Location: 130 Medical Park Pl, Hot Springs, AR 71901
Phone: 501-625-3400    Fax: 501-625-3402
Christopher Black, MD
Cardiovascular Disease
Medicare: Not Enrolled in Medicare
Practice Location: 300 Werner St, Hot Springs, AR 71913
Phone: 501-622-2175    
Oyidie Igbokidi, MD
Cardiovascular Disease
Medicare: Accepting Medicare Assignments
Practice Location: 200 Heartcenter Ln, Hot Springs, AR 71913
Phone: 501-625-8400    Fax: 501-625-8446

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.