Jacob Samuel Witt, MD - Medicare Radiation Oncology in O Fallon, IL

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Jacob Samuel Witt, MD is a medicare enrolled "Radiology - Radiation Oncology" physician in O Fallon, Illinois. He graduated from medical school in 2016 and has 10 years of diverse experience with area of expertise as Radiation Oncology. He is a member of the group practice Cancer Care Specialists Of Central Illinois Sc and his current practice location is 321 Regency Park Ste 100, O Fallon, Illinois. You can reach out to his office (for appointments etc.) via phone at (618) 416-7970.

Jacob Samuel Witt is licensed to practice in Illinois (license number 036150707) 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 1891157871.

Contact Information

Jacob Samuel Witt, MD
321 Regency Park Ste 100,
O Fallon, IL 62269-1887
(618) 416-7970
(618) 416-7971

Map and Direction




Physician's Profile

Full NameJacob Samuel Witt
GenderMale
SpecialityRadiation Oncology
Experience10 Years
Location321 Regency Park Ste 100, O Fallon, Illinois
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:
  • Jacob Samuel Witt graduated from medical school in 2016
  NPI Data:
  • NPI Number: 1891157871
  • Provider Enumeration Date: 03/28/2016
  • Last Update Date: 10/02/2025
  Medicare PECOS Information:
  • PECOS PAC ID: 0749551505
  • Enrollment ID: I20191016001815

Medical Identifiers

Medical identifiers for Jacob Samuel Witt such as npi, medicare ID, medicare PIN, medicaid, etc.
IdentifierTypeStateIssuer
1891157871NPI-NPPES

Medical Taxonomies and Licenses

TaxonomyTypeLicense (State)Status
2085R0001XRadiology - Radiation Oncology 036150707 (Illinois)Primary

Medical Facilities Affiliation

Facility NameLocationFacility Type
Hshs St Elizabeth's HospitalO fallon, ILHospital
St Josephs HospitalBreese, ILHospital
Hshs Holy Family Hospital IncGreenville, ILHospital
St Joseph's HospitalHighland, ILHospital
Ssm Health St Mary's Hospital -centraliaCentralia, ILHospital

Group Practice Association

Group Practice NameGroup PECOS PAC IDNo. of Members
Cancer Care Specialists Of Central Illinois Sc599161911631

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. Jacob Samuel Witt allows following entities to bill medicare on his behalf.
Entity NameRockford Health Physicians
Entity TypePart B Supplier - Clinic/group Practice
Entity IdentifiersNPI Number: 1043242886
PECOS PAC ID: 2567374036
Enrollment ID: O20031103000584
Entity NameCancer Care Specialists Of Central Illinois Sc
Entity TypePart B Supplier - Clinic/group Practice
Entity IdentifiersNPI Number: 1871580142
PECOS PAC ID: 5991619116
Enrollment ID: O20031113000022

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. Jacob Samuel Witt 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
Jacob Samuel Witt, MD
Po Box 25228,
Decatur, IL 62525-5228

Ph: (217) 329-3232		Jacob Samuel Witt, MD
321 Regency Park Ste 100,
O Fallon, IL 62269-1887

Ph: (618) 416-7970

Reviews and Comments


Radiology Doctors in O Fallon, IL

Kris Kahler,
Radiology
Medicare: Not Enrolled in Medicare
Practice Location: 1 Saint Elizabeth Blvd, O Fallon, IL 62269
Phone: 618-234-2120    
Camille M. Williams, M.D.
Radiology
Medicare: Not Enrolled in Medicare
Practice Location: 321 Regency Park, O Fallon, IL 62269
Phone: 314-377-3833    

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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