Herbert Sier, MD - Medicare Internal Medicine in Chicago, IL

Herbert Sier, MD is a medicare enrolled "Internal Medicine - Geriatric Medicine" physician in Chicago, Illinois. His current practice location is 680 N Lake Shore Dr, Suite 1000, Chicago, Illinois. You can reach out to his office (for appointments etc.) via phone at (312) 695-9797.

Herbert Sier is licensed to practice in Illinois (license number ) 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 1881627446.

Contact Information

Herbert Sier, MD
680 N Lake Shore Dr, Suite 1000,
Chicago, IL 60611-4546
(312) 695-9797
Not Available



Physician's Profile

Full NameHerbert Sier
GenderMale
SpecialityInternal Medicine - Geriatric Medicine
Location680 N Lake Shore Dr, Chicago, Illinois
Accepts Medicare AssignmentsMedicare enrolled and may accept medicare through third-party reassignment. May prescribe medicare part D drugs.
  NPI Data:
  • NPI Number: 1881627446
  • Provider Enumeration Date: 07/08/2006
  • Last Update Date: 07/08/2007
  Medicare PECOS Information:
  • PECOS PAC ID: 0244292043
  • Enrollment ID: I20120618000466

Medical Identifiers

Medical identifiers for Herbert Sier such as npi, medicare ID, medicare PIN, medicaid, etc.
IdentifierTypeStateIssuer
1881627446NPI-NPPES

Medical Taxonomies and Licenses

TaxonomyTypeLicense (State)Status
207RG0300XInternal Medicine - Geriatric Medicine (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. Herbert Sier allows following entities to bill medicare on his behalf.
Entity NameUc Regents
Entity TypePart B Supplier - Clinic/group Practice
Entity IdentifiersNPI Number: 1760430847
PECOS PAC ID: 7416869516
Enrollment ID: O20031118000906

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Entity NameRegents Of The University Of
Entity TypePart B Supplier - Clinic/group Practice
Entity IdentifiersNPI Number: 1366590762
PECOS PAC ID: 3779689518
Enrollment ID: O20070510000532

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› Verified 3 days ago

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. Herbert Sier 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
Herbert Sier, MD
680 N Lake Shore Dr, Suite 1000,
Chicago, IL 60611-4546

Ph: (312) 695-9797
Herbert Sier, MD
680 N Lake Shore Dr, Suite 1000,
Chicago, IL 60611-4546

Ph: (312) 695-9797

News Archive

Registration open for idiopathic pulmonary fibrosis healthcare summit

The Pulmonary Fibrosis Foundation (PFF) announced today that registration is now open for the IPF Summit 2011: From Bench to Bedside. The conference will feature an innovative two-day continuing medical education (CME) program for physicians, researchers, and other health care professionals. Additionally there will be a separate one-day patient, family member, and caregiver program to address the growing educational needs of the idiopathic pulmonary fibrosis (IPF) community.

New findings could lead to simple dietary solutions, possible therapeutics for gestational diabetes

The cause of diabetes during pregnancy is directly controlled by serotonin, a chemical produced by the body and normally known as a neurotransmitter, and is influenced by the amount of protein in the mother's diet early in pregnancy, according to new findings of an international team led by researchers at UCSF.

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Researchers analyzed data confirming the improved outcomes in both short- and long-term survival in patients that underwent neoadjuvant chemotherapy prior to surgery for triple-negative breast cancer.

US hospital emergency departments treat an average 31,500 table saw-related injuries per year

Woodworking is a popular hobby, with table saws being owned and used by an estimated 6 million to 10 million people in the United States. Although table saws are associated with more injuries than any other woodworking tool, there have been no previously published national studies of table saw-related injuries.

Read more News

› Verified 3 days ago


Internal Medicine Doctors in Chicago, IL

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Medicare: Accepting Medicare Assignments
Practice Location: 1700 W Van Buren St, Suite 500, Chicago, IL 60612
Phone: 312-942-4200    Fax: 312-942-3568
Alexandra Dumitrescu,
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Practice Location: 5841 S Maryland Ave, Chicago, IL 60637
Phone: 888-824-0200    
Dr. Mitesh Mahesh Kabadi, M.D.
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Practice Location: 1725 W Harrison St Ste 1159, Chicago, IL 60612
Phone: 312-942-5020    
Dr. Marta Batus, MD
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Practice Location: 1725 W Harrison St, Suite 809, Chicago, IL 60612
Phone: 312-563-2487    Fax: 312-942-3192

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