Robert Ryerson, MD - Medicare Diagnostic Radiology in Chesterfield, MO

Robert Ryerson, MD is a medicare enrolled "Radiology - Diagnostic Radiology" physician in Chesterfield, Missouri. He went to University Of Missouri, Columbia School Of Medicine and graduated in 1990 and has 34 years of diverse experience with area of expertise as Diagnostic Radiology. He is a member of the group practice Diagnostic Imaging Associates Ltd and his current practice location is 232 S Woods Mill Rd, Chesterfield, Missouri. You can reach out to his office (for appointments etc.) via phone at (314) 205-6100.

Robert Ryerson is licensed to practice in Missouri (license number 105614) 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 1528086931.

Contact Information

Robert Ryerson, MD
232 S Woods Mill Rd,
Chesterfield, MO 63017-3417
(314) 205-6100
(314) 878-5437

Map and Direction




Physician's Profile

Full NameRobert Ryerson
GenderMale
SpecialityDiagnostic Radiology
Experience34 Years
Location232 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:
  • Robert Ryerson attended and graduated from University Of Missouri, Columbia School Of Medicine in 1990
  NPI Data:
  • NPI Number: 1528086931
  • Provider Enumeration Date: 07/17/2006
  • Last Update Date: 02/25/2008
  Medicare PECOS Information:
  • PECOS PAC ID: 4183699069
  • Enrollment ID: I20040902000206

Medical Identifiers

Medical identifiers for Robert Ryerson such as npi, medicare ID, medicare PIN, medicaid, etc.
IdentifierTypeStateIssuer
1528086931NPI-NPPES

Medical Taxonomies and Licenses

TaxonomyTypeLicense (State)Status
2085R0202XRadiology - Diagnostic Radiology 105614 (Missouri)Primary

Medical Facilities Affiliation

Facility NameLocationFacility Type
St Lukes HospitalChesterfield, MOHospital

Group Practice Association

Group Practice NameGroup PECOS PAC IDNo. of Members
Diagnostic Imaging Associates Ltd963806494213

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. Robert Ryerson allows following entities to bill medicare on his behalf.
Entity NameDiagnostic Imaging Associates Ltd
Entity TypePart B Supplier - Clinic/group Practice
Entity IdentifiersNPI Number: 1033142146
PECOS PAC ID: 9638064942
Enrollment ID: O20040217000118

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. Robert Ryerson 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
Robert Ryerson, MD
1715 Deer Tracks Trl, Suite 130,
Saint Louis, MO 63131-1839

Ph: (314) 821-5600
Robert Ryerson, MD
232 S Woods Mill Rd,
Chesterfield, MO 63017-3417

Ph: (314) 205-6100

Reviews and Comments


Radiology Doctors in Chesterfield, MO

Dr. James Z. Chen, MD
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Practice Location: 14014 Camberra Ct, Chen's Radiation, Chesterfield, MO 63017
Phone: 314-469-6893    
Peter Holtz, MD
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Medicare: Accepting Medicare Assignments
Practice Location: 232 S Woods Mill Rd, Chesterfield, MO 63017
Phone: 314-205-6100    Fax: 314-878-5437
Dr. Charles Garvin, M.D.
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Medicare: Accepting Medicare Assignments
Practice Location: 232 S Woods Mill Rd, Chesterfield, MO 63017
Phone: 314-205-6100    Fax: 314-878-5437
Dr. Jennifer Lee Demertzis, MD
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Medicare: Accepting Medicare Assignments
Practice Location: 232 S Woods Mill Rd, Chesterfield, MO 63017
Phone: 314-434-1500    Fax: 314-548-4748
Dr. Robert Kanterman, M.D.
Radiology
Medicare: Medicare Enrolled
Practice Location: 232 S Woods Mill Rd, Chesterfield, MO 63017
Phone: 314-205-6100    Fax: 314-878-5437
Dr. Naris Rujanavech, M.D.
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Medicare: Not Enrolled in Medicare
Practice Location: 232 S Woods Mill Rd, Chesterfield, MO 63017
Phone: 314-205-6100    Fax: 314-878-5437
Michael J Stadnyk, M. D.
Radiology
Medicare: Accepting Medicare Assignments
Practice Location: 36 Chesterfield Lake Road, Chesterfield, MO 63005
Phone: 573-334-6071    Fax: 573-334-4739

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.