DR. FREDRICK ELLYIN LTD NPI 1598847642

NPI Information

  • NPI: 1598847642
  • Provider Name: DR. FREDRICK ELLYIN, LTD
  • Classification: Internal Medicine - 207RE0101X
  • Specialization: Endocrinology, Diabetes & Metabolism
  • Entity Type: Organization
  • Address: 5140 N CALIFORNIA AVE
    SUITE 545
    CHICAGO, IL
    ZIP 60625
  • Phone: (773) 275-0177

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NPI Details

DR. FREDRICK ELLYIN, LTD is an endocrinology and diabetes and metabolism internal medicine in Chicago, IL. The provider is an internist who concentrates on disorders of the internal (endocrine) glands such as the thyroid and adrenal glands. This specialist also deals with disorders such as diabetes, metabolic and nutritional disorders, obesity, pituitary diseases and menstrual and sexual problems. DR. FREDRICK ELLYIN, LTD NPI is 1598847642. The provider is registered as an organization entity type and is a single specialty group.

The provider's business location address is:

5140 N CALIFORNIA AVE
SUITE 545
CHICAGO, IL
ZIP 60625-645
Phone: (773) 275-0177
Fax: (773) 275-5431

The provider's authorized official is Fredrick M Ellyin .
The authorized official title is Owner and has the following contact phone number (773) 275-0177.

The enumeration date for this NPI number is 10/19/2006 and was last updated on 4/20/2008.

Taxonomy Codes

The NPI record includes the healthcare provider taxonomy classification, state license number and state of licensure. The following information regarding the scope of practice of this provider is available:

No. Taxonomy Code Taxonomy Clasification Taxonomy Specialization License Number License State Primary
1207RE0101XInternal MedicineEndocrinology, Diabetes & MetabolismILLINOISYes

Other Identifiers

The following information regarding additional identifiers associated to this NPI record includes the other identifier number, identifier type, identifier state and issuer.

No. Other Provider Identifier Other Provider Identifier Type Other Provider Identifier State Other Provider Identifier Issuer
1=========OTHERILLINOISCOMM TAX ID #
2207921MEDICARE ID-TYPE UNSPECIFIEDILLINOISMEDICARE GROUP #
321609026OTHERILLINOISBLUE SHIELD PROVIDER #

What is NPI?

NPI stands for National Provider Identifier. The NPI is a 10-digit identification number that is completely unique. The NPI number by itself does not contain any identifiable information such as a provider’s speciality or location. The NPI is assigned to individuals or organizacions for their lifespan and it is independent of key provider information type updates like a change of practices, location or speciality.

This page was last updated on: 11/21/2025

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