James Stim, MD - Medicare Nephrology in Rockford, IL

James Stim, MD is a medicare enrolled "Internal Medicine - Nephrology" physician in Rockford, Illinois. He went to University Of Illinois College Of Med (chi/peor/rock/chm-urb) and graduated in 1987 and has 37 years of diverse experience with area of expertise as Nephrology. He is a member of the group practice Rna Of Rockford, Llc and his current practice location is 612 Roxbury Rd, Rockford, Illinois. You can reach out to his office (for appointments etc.) via phone at (815) 227-8300.

James Stim is licensed to practice in Illinois (license number 036078891) 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 1104827427.

Contact Information

James Stim, MD
612 Roxbury Rd,
Rockford, IL 61107-5089
(815) 227-8300
(815) 227-8301



Physician's Profile

Full NameJames Stim
GenderMale
SpecialityNephrology
Experience37 Years
Location612 Roxbury Rd, Rockford, 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:
  • James Stim attended and graduated from University Of Illinois College Of Med (chi/peor/rock/chm-urb) in 1987
  NPI Data:
  • NPI Number: 1104827427
  • Provider Enumeration Date: 08/09/2005
  • Last Update Date: 04/22/2011
  Medicare PECOS Information:
  • PECOS PAC ID: 0547170623
  • Enrollment ID: I20050107000566

Medical Identifiers

Medical identifiers for James Stim such as npi, medicare ID, medicare PIN, medicaid, etc.
IdentifierTypeStateIssuer
1104827427NPI-NPPES
34174600MedicaidWI
1616108OtherILBCBS
036078891MedicaidIL
P00605029OtherILRAILROAD MEDICARE

Medical Taxonomies and Licenses

TaxonomyTypeLicense (State)Status
207RN0300XInternal Medicine - Nephrology 036078891 (Illinois)Primary

Medical Facilities Affiliation

Facility NameLocationFacility Type
Davita - Roxbury Dialysis CenterRockford, ILDialysis facility
Davita - Dixon Kidney CenterDixon, ILDialysis facility
Davita - Whiteside DialysisSterling, ILDialysis facility
Osf Saint Anthony Medical CenterRockford, ILHospital
Cgh Medical CenterSterling, ILHospital
Javon Bea HospitalRockford, ILHospital
Katherine Shaw Bethea HospitalDixon, ILHospital
Kishwaukee Community HospitalDekalb, ILHospital

Group Practice Association

Group Practice NameGroup PECOS PAC IDNo. of Members
Rna Of Rockford, Llc387066239816

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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. James Stim allows following entities to bill medicare on his behalf.
Entity NameRna Of Rockford, Llc
Entity TypePart B Supplier - Clinic/group Practice
Entity IdentifiersNPI Number: 1336326388
PECOS PAC ID: 3870662398
Enrollment ID: O20080522000639

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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. James Stim 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
James Stim, MD
612 Roxbury Rd,
Rockford, IL 61107-5089

Ph: (815) 227-8300
James Stim, MD
612 Roxbury Rd,
Rockford, IL 61107-5089

Ph: (815) 227-8300

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Internal Medicine Doctors in Rockford, IL

Dr. Adekola Abioudun Ashaye, MD
Nephrology
Medicare: Not Enrolled in Medicare
Practice Location: 1200 W State St, Rockford, IL 61102
Phone: 815-490-1600    Fax: 815-490-1881
Prasad K. Kilaru, MD
Nephrology
Medicare: Accepting Medicare Assignments
Practice Location: 2350 N Rockton Ave, Rockford, IL 61103
Phone: 815-971-2000    
David R. Mitchell, MD
Nephrology
Medicare: Medicare Enrolled
Practice Location: 5970 Churchview Dr, Rockford, IL 61107
Phone: 815-971-2000    
Dr. Amrutha Mary George, M.D.
Nephrology
Medicare: Accepting Medicare Assignments
Practice Location: 1253 N Alpine Rd, Rockford, IL 61107
Phone: 779-696-9201    
Rajyalaxmi Mullapudi, M.D.
Nephrology
Medicare: Accepting Medicare Assignments
Practice Location: 5666 E State St, Rockford, IL 61108
Phone: 815-226-2000    
Geoffrey Tsaras, MD
Nephrology
Medicare: Accepting Medicare Assignments
Practice Location: 1340 Charles St Ste 404, Rockford, IL 61104
Phone: 779-696-1890    Fax: 779-696-2410
Stephanie Birmingham, APN
Nephrology
Medicare: Accepting Medicare Assignments
Practice Location: 2400 N Rockton Ave, Rockford, IL 61103
Phone: 815-971-5000    

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