Ronald D Leidenfrost, MD - Medicare Thoracic Surgery in Chesterfield, MO

Ronald D Leidenfrost, MD is a medicare enrolled "Thoracic Surgery (cardiothoracic Vascular Surgery)" physician in Chesterfield, Missouri. He went to State University Of Ny Upstate Medical University and graduated in 1973 and has 51 years of diverse experience with area of expertise as Thoracic Surgery. He is a member of the group practice Cardiothoracic Surgery, Llc and his current practice location is 222 S Woods Mill Rd, Suite 550-n, Chesterfield, Missouri. You can reach out to his office (for appointments etc.) via phone at (314) 434-3049.

Ronald D Leidenfrost is licensed to practice in Missouri (license number R6074) 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 1215936745.

Contact Information

Ronald D Leidenfrost, MD
222 S Woods Mill Rd, Suite 550-n,
Chesterfield, MO 63017-3625
(314) 434-3049
(314) 205-6916

Map and Direction




Physician's Profile

Full NameRonald D Leidenfrost
GenderMale
SpecialityThoracic Surgery
Experience51 Years
Location222 S Woods Mill Rd, Chesterfield, Missouri
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:
  • Ronald D Leidenfrost attended and graduated from State University Of Ny Upstate Medical University in 1973
  NPI Data:
  • NPI Number: 1215936745
  • Provider Enumeration Date: 07/18/2005
  • Last Update Date: 12/01/2015
  Medicare PECOS Information:
  • PECOS PAC ID: 5092749309
  • Enrollment ID: I20050926000279

Medical Identifiers

Medical identifiers for Ronald D Leidenfrost such as npi, medicare ID, medicare PIN, medicaid, etc.
IdentifierTypeStateIssuer
1215936745NPI-NPPES
202053401MedicaidMO
P00244609OtherMORR MEDICARE

Medical Taxonomies and Licenses

TaxonomyTypeLicense (State)Status
208G00000XThoracic Surgery (cardiothoracic Vascular Surgery) R6074 (Missouri)Primary

Medical Facilities Affiliation

Facility NameLocationFacility Type
St Lukes HospitalChesterfield, MOHospital

Group Practice Association

Group Practice NameGroup PECOS PAC IDNo. of Members
Cardiothoracic Surgery, Llc12543652815

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. Ronald D Leidenfrost allows following entities to bill medicare on his behalf.
Entity NameCardiothoracic Surgery, Llc
Entity TypePart B Supplier - Clinic/group Practice
Entity IdentifiersNPI Number: 1104895812
PECOS PAC ID: 1254365281
Enrollment ID: O20050920000661

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. Ronald D Leidenfrost 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
Ronald D Leidenfrost, MD
222 S Woods Mill Rd, Suite 550-n,
Chesterfield, MO 63017-3625

Ph: (314) 434-3049
Ronald D Leidenfrost, MD
222 S Woods Mill Rd, Suite 550-n,
Chesterfield, MO 63017-3625

Ph: (314) 434-3049

Reviews and Comments


Thoracic Surgery (Cardiothoracic Vascular Surgery) Doctors in Chesterfield, MO

Cordie C Coordes, MD
Thoracic Surgery (Cardiothoracic Vascular Surgery)
Medicare: Not Enrolled in Medicare
Practice Location: 222 S Woods Mill Rd, Suite 550-n, Chesterfield, MO 63017
Phone: 314-434-3049    Fax: 314-205-6916
Michael Ryan Reidy, M.D.
Thoracic Surgery (Cardiothoracic Vascular Surgery)
Medicare: Accepting Medicare Assignments
Practice Location: 222 S Woods Mill Rd Ste 550n, Chesterfield, MO 63017
Phone: 314-434-3049    Fax: 314-590-5939
Victor H Ruiz, MD
Thoracic Surgery (Cardiothoracic Vascular Surgery)
Medicare: Medicare Enrolled
Practice Location: 224 S Woods Mill Rd, Suite 450s, Chesterfield, MO 63017
Phone: 314-434-2454    Fax: 314-576-8176

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.