Dr Michael James Riermaier, MD - Medicare Obstetrics/gynecology in Elgin, IL

Dr Michael James Riermaier, MD is a medicare enrolled "Obstetrics & Gynecology - Obstetrics" physician in Elgin, Illinois. He graduated from medical school in 1980 and has 44 years of diverse experience with area of expertise as Obstetrics/gynecology. His current practice location is 1435 N Randall Rd Ste 304, Elgin, Illinois. You can reach out to his office (for appointments etc.) via phone at (847) 697-7722.

Dr Michael James Riermaier is licensed to practice in Illinois (license number 363816770) 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 1376650135.

Contact Information

Dr Michael James Riermaier, MD
1435 N Randall Rd Ste 304,
Elgin, IL 60123-2304
(847) 697-7722
(847) 697-7896



Physician's Profile

Full NameDr Michael James Riermaier
GenderMale
SpecialityObstetrics/gynecology
Experience44 Years
Location1435 N Randall Rd Ste 304, Elgin, 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:
  • Dr Michael James Riermaier graduated from medical school in 1980
  NPI Data:
  • NPI Number: 1376650135
  • Provider Enumeration Date: 08/25/2006
  • Last Update Date: 09/18/2012
  Medicare PECOS Information:
  • PECOS PAC ID: 2961698949
  • Enrollment ID: I20101202000605

Medical Identifiers

Medical identifiers for Dr Michael James Riermaier such as npi, medicare ID, medicare PIN, medicaid, etc.
IdentifierTypeStateIssuer
1376650135NPI-NPPES
036065268MedicaidIL

Medical Taxonomies and Licenses

TaxonomyTypeLicense (State)Status
207VX0000XObstetrics & Gynecology - Obstetrics 363816770 (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. Dr Michael James Riermaier allows following entities to bill medicare on his behalf.
Entity NameMichael J Riermaier Md Jd Sc
Entity TypePart B Supplier - Clinic/group Practice
Entity IdentifiersNPI Number: 1477863942
PECOS PAC ID: 3072709047
Enrollment ID: O20101202000550

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Entity NameObhg Illinois Sc
Entity TypePart B Supplier - Clinic/group Practice
Entity IdentifiersNPI Number: 1700107216
PECOS PAC ID: 7810179702
Enrollment ID: O20110314001065

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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. Dr Michael James Riermaier 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
Dr Michael James Riermaier, MD
1435 N Randall Rd Ste 304,
Elgin, IL 60123-2304

Ph: (847) 697-7722
Dr Michael James Riermaier, MD
1435 N Randall Rd Ste 304,
Elgin, IL 60123-2304

Ph: (847) 697-7722

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Obstetrics & Gynecology Doctors in Elgin, IL

Lindsey Graff, D.O.
Obstetrics & Gynecology
Medicare: Accepting Medicare Assignments
Practice Location: 1435 N Randall Rd Ste 309, Elgin, IL 60123
Phone: 847-741-7990    Fax: 847-741-8099
Anita Chandrathil Manogura, MD
Obstetrics & Gynecology
Medicare: Medicare Enrolled
Practice Location: 1425 N Randall Rd, Sherman Hosp Ste 1-2150, Elgin, IL 60123
Phone: 224-773-8975    
Dr. Melissa Joy Miller, D.O.
Obstetrics & Gynecology
Medicare: May Accept Medicare Assignments
Practice Location: 2350 Royal Blvd, Suite 600, Elgin, IL 60123
Phone: 847-316-2900    
Jude R Duval, M.D.
Obstetrics & Gynecology
Medicare: Accepting Medicare Assignments
Practice Location: 1425 N Randall Rd Ste 1-2150, Maternal Fetal Consultants, Sc, Elgin, IL 60123
Phone: 224-783-8975    Fax: 630-762-9681
Dr. Carol Korzen, MD
Obstetrics & Gynecology
Medicare: Accepting Medicare Assignments
Practice Location: 1435 N Randall Rd, Suite 309, Elgin, IL 60123
Phone: 847-741-7990    Fax: 847-741-8099
Roland Williby Jr., M.D.
Obstetrics & Gynecology
Medicare: Accepting Medicare Assignments
Practice Location: 620 Wing Street, Elgin, IL 60123
Phone: 847-717-6455    Fax: 847-488-9142

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