James N Dreyfus, MD - Medicare Internal Medicine in Munster, IN

James N Dreyfus, MD is a medicare enrolled "Internal Medicine - Rheumatology" physician in Munster, Indiana. His current practice location is 10110 Don S Powers Dr Ste 101d, Munster, Indiana. You can reach out to his office (for appointments etc.) via phone at (219) 670-4421.

James N Dreyfus is licensed to practice in Indiana (license number 01032593) 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 1083673552.

Contact Information

James N Dreyfus, MD
10110 Don S Powers Dr Ste 101d,
Munster, IN 46321-4070
(219) 670-4421
Not Available

Map and Direction




Physician's Profile

Full NameJames N Dreyfus
GenderMale
SpecialityInternal Medicine - Rheumatology
Location10110 Don S Powers Dr Ste 101d, Munster, Indiana
Accepts Medicare AssignmentsMedicare enrolled and may accept medicare through third-party reassignment. May prescribe medicare part D drugs.
  NPI Data:
  • NPI Number: 1083673552
  • Provider Enumeration Date: 03/22/2006
  • Last Update Date: 07/06/2021
  Medicare PECOS Information:
  • PECOS PAC ID: 6103916036
  • Enrollment ID: I20220323002170

Medical Identifiers

Medical identifiers for James N Dreyfus such as npi, medicare ID, medicare PIN, medicaid, etc.
IdentifierTypeStateIssuer
1083673552NPI-NPPES
200044440AMedicaidIN

Medical Taxonomies and Licenses

TaxonomyTypeLicense (State)Status
207RR0500XInternal Medicine - Rheumatology 01032593 (Indiana)Primary

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 N Dreyfus 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 N Dreyfus, MD
1322 190th St,
Homewood, IL 60430-4216

Ph: (219) 670-4421
James N Dreyfus, MD
10110 Don S Powers Dr Ste 101d,
Munster, IN 46321-4070

Ph: (219) 670-4421

Reviews and Comments


Internal Medicine Doctors in Munster, IN

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Dr. Gene Lee Chang, M.D.
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Sana Shoaib Meah, D.O
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Dr. Jay C. L.. Paik, M.D.
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Practice Location: 800 Macarthur Blvd, #15, Munster, IN 46321
Phone: 219-836-6411    Fax: 219-836-6415

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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