Dr Roy Carl St John, MD - Medicare Internal Medicine in Columbus, OH

Dr Roy Carl St John, MD is a medicare enrolled "Internal Medicine - Pulmonary Disease" physician in Columbus, Ohio. His current practice location is 788 Mount Vernon Ave, Columbus, Ohio. You can reach out to his office (for appointments etc.) via phone at (614) 457-4570.

Dr Roy Carl St John is licensed to practice in Ohio (license number 35054825S) and he also participates in the medicare program. He does not accept medicare assignments directly but he may accept medicare through third-party (refer to Reassignment section below) and may also prescribe medicare part D drugs. His NPI Number is 1558348839.

Contact Information

Dr Roy Carl St John, MD
788 Mount Vernon Ave,
Columbus, OH 43203-1408
(614) 457-4570
(614) 457-3777

Map and Direction




Physician's Profile

Full NameDr Roy Carl St John
GenderMale
SpecialityInternal Medicine - Pulmonary Disease
Location788 Mount Vernon Ave, Columbus, Ohio
Accepts Medicare AssignmentsMedicare enrolled and may accept medicare through third-party reassignment. May prescribe medicare part D drugs.
  NPI Data:
  • NPI Number: 1558348839
  • Provider Enumeration Date: 12/28/2005
  • Last Update Date: 03/29/2023
  Medicare PECOS Information:
  • PECOS PAC ID: 2163444134
  • Enrollment ID: I20100430000262

Medical Identifiers

Medical identifiers for Dr Roy Carl St John such as npi, medicare ID, medicare PIN, medicaid, etc.
IdentifierTypeStateIssuer
1558348839NPI-NPPES
290013646OtherOHRAILROAD MEDICARE
0679538MedicaidOH

Medical Taxonomies and Licenses

TaxonomyTypeLicense (State)Status
207RP1001XInternal Medicine - Pulmonary Disease 35054825S (Ohio)Primary

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 Roy Carl St John allows following entities to bill medicare on his behalf.
Entity NameBreathing Association Lung Health Clinic, Llc
Entity TypePart B Supplier - Clinic/group Practice
Entity IdentifiersNPI Number: 1912234287
PECOS PAC ID: 0648305862
Enrollment ID: O20100312000764

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 Roy Carl 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 Roy Carl St John, MD
788 Mount Vernon Ave,
Columbus, OH 43203-1408

Ph: (614) 457-4570
Dr Roy Carl St John, MD
788 Mount Vernon Ave,
Columbus, OH 43203-1408

Ph: (614) 457-4570

Reviews and Comments


Internal Medicine Doctors in Columbus, OH

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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).

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