Stephen Herbert Kozlowski, MD - Medicare Internal Medicine in Crystal Lake, IL

Stephen Herbert Kozlowski, MD is a medicare enrolled "Internal Medicine - Rheumatology" physician in Crystal Lake, Illinois. His current practice location is 360 Station Dr, Crystal Lake, Illinois. You can reach out to his office (for appointments etc.) via phone at (815) 338-6600.

Stephen Herbert Kozlowski is licensed to practice in Illinois (license number 036-053309) 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 1285749390.

Contact Information

Stephen Herbert Kozlowski, MD
360 Station Dr,
Crystal Lake, IL 60014-7978
(815) 338-6600
Not Available

Map and Direction




Physician's Profile

Full NameStephen Herbert Kozlowski
GenderMale
SpecialityInternal Medicine - Rheumatology
Location360 Station Dr, Crystal Lake, Illinois
Accepts Medicare AssignmentsMedicare enrolled and may accept medicare through third-party reassignment. May prescribe medicare part D drugs.
  NPI Data:
  • NPI Number: 1285749390
  • Provider Enumeration Date: 08/20/2006
  • Last Update Date: 07/21/2022
  Medicare PECOS Information:
  • PECOS PAC ID: 1557254901
  • Enrollment ID: I20041117000180

Medical Identifiers

Medical identifiers for Stephen Herbert Kozlowski such as npi, medicare ID, medicare PIN, medicaid, etc.
IdentifierTypeStateIssuer
1285749390NPI-NPPES
0359580001OtherILDMERC
01915167OtherILBLUE CROSS/BLUE SHIELD
112318OtherILHEALTH ALLIANCE

Medical Taxonomies and Licenses

TaxonomyTypeLicense (State)Status
207RR0500XInternal Medicine - Rheumatology 036-053309 (Illinois)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. Stephen Herbert Kozlowski 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

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. Stephen Herbert Kozlowski 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
Stephen Herbert Kozlowski, MD
360 Station Dr,
Crystal Lake, IL 60014-7978

Ph: (815) 338-6600
Stephen Herbert Kozlowski, MD
360 Station Dr,
Crystal Lake, IL 60014-7978

Ph: (815) 338-6600

Reviews and Comments


Internal Medicine Doctors in Crystal Lake, IL

Dr. Raman I Popli, MD
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Phone: 815-363-6055    Fax: 815-363-6150
Dr. Irfan K Moinuddin, M.D.
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Practice Location: 442 N Il Route 31, Crystal Lake, IL 60012
Phone: 224-238-3211    
Dr. Veera A Rao, MD
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Practice Location: 690 E Terra Cotta Ave Ste A, Crystal Lake, IL 60014
Phone: 815-455-2452    Fax: 815-455-2789
Nitin Kher, MD
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Practice Location: 690 E Terra Cotta Ave Ste A, Crystal Lake, IL 60014
Phone: 815-307-8075    Fax: 815-344-4302
Dr. Sandeep Chunduri, MD
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Practice Location: 525 E Congress Pkwy, Suite 300, Crystal Lake, IL 60014
Phone: 815-759-9260    Fax: 815-459-7460
Mr. Mohit Arora, M.D.
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Medicare: Accepting Medicare Assignments
Practice Location: 690 E Terra Cotta Ave, Suite D, Crystal Lake, IL 60014
Phone: 815-455-8600    Fax: 815-455-8601
Mr. Brian M-y Wu, MD
Rheumatology
Medicare: Not Enrolled in Medicare
Practice Location: 6317 Nw Hwy, Crystal Lake, IL 60014
Phone: 815-459-4333    Fax: 815-477-7279

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.