Daniel J. Grzegorek, D.O.

Internal Medicine Physician · Willowbrook, IL

Individual Active NPI

NPI number 1487651337

Practice location

6733 Kingery Hwy
Willowbrook, IL 60527-5142
Phone
(630) 325-4049

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NPI record

NPI
1487651337
Entity type
Individual (Type 1)
Enumeration date
July 7, 2005
Last updated
August 8, 2023
Certified
August 8, 2023
Sole proprietor
No

Specialties & taxonomy codes

TaxonomyCodeLicenseState
Internal Medicine Physician Primary 207R00000X 036-089211 IL

Mailing address

PO Box 713260
Chicago, IL 60677-1260
Phone
(630) 469-9200

About Dr. Grzegorek

Daniel J. Grzegorek, D.O. is a healthcare provider registered in the NPI registry with the primary taxonomy Internal Medicine Physician (code 207R00000X). The practice location is 6733 Kingery Hwy, Willowbrook, IL 60527-5142. The NPI number 1487651337 was assigned on July 7, 2005 and the record was last updated on August 8, 2023.

Dr. Grzegorek lists a license in the registry: #036-089211 (IL) for Internal Medicine Physician. License numbers are self-reported to NPPES; verify them with the state licensing board.

Frequently asked questions

What is the NPI number of Daniel J. Grzegorek, D.O.?

The NPI number is 1487651337.

What is the phone number of Dr. Grzegorek?

The phone number listed for the practice location is (630) 325-4049.

Where is Dr. Grzegorek located?

6733 Kingery Hwy, Willowbrook, IL 60527-5142.

What is the taxonomy code for Dr. Grzegorek?

The primary taxonomy code is 207R00000X – Internal Medicine Physician.

Is this information correct?

All details come from the public NPPES registry. Providers can update their record at nppes.cms.hhs.gov; changes appear here after the next weekly update.

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