JOHN DAVID SIEGFRIED (MD) – Gastroenterology Physician, NPI 1942314612

JOHN DAVID SIEGFRIED (MD) is a healthcare provider. based in Aurora, Illinois. specializing in Gastroenterology Physician. They hold the professional credentials MD. They hold a License No. 036-053793 (IL). The NPI Number for JOHN DAVID SIEGFRIED (MD) is 1942314612

Main info

Male
Name
JOHN DAVID SIEGFRIED (MD)
NPI
1942314612
Phone
(630) 859-6700
Address
1870 W GALENA BLVD
Enumeration Date
18 August 2006
Last Update Date
27 June 2011
Data current as of
19 May 2026

Profile Insights

NPPES metrics only — not quality of care.

Methodology
Experience52
Completeness75
Years active:19State licenses:1Digital endpointsOther names

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Provider Addresses for JOHN DAVID SIEGFRIED (MD)

  • 1870 W Galena Blvd, West Galena Boulevard, Aurora, Kane County, Illinois, 60506, United States

    AURORA, IL 605064356

    Phone: (630) 859-6700

    Type: Mailing

  • Advocate Medical Group Outpatient Center, 1221, North Highland Avenue, Aurora, Kane County, Illinois, 60506, United States

    AURORA, IL 605061404

    Phone: (630) 859-8700

    Type: Location

NPPES updates history

No NPPES updates recorded for this provider.

Prescription Activity

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Open Payments (CMS)

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Medicare Enrollment & Revalidation

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Educational use only—not medical, billing, or legal advice.

No Medicare enrollment or revalidation data available for this provider in our database.

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Medicare Utilization (FFS)

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Educational use only—not medical, billing, or legal advice.

No Medicare fee-for-service utilization data available for this provider in our database.

Insurance plans in this area (ZIP 60506)

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Reviews

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Frequently asked questions

What NPI should I save for JOHN DAVID SIEGFRIED (MD)?
Save NPI 1942314612 if you need a stable reference for JOHN DAVID SIEGFRIED (MD).
Is JOHN DAVID SIEGFRIED (MD)'s enrollment marked active?
An active flag here means the NPI record is not in a deactivated state.
What kind of provider is JOHN DAVID SIEGFRIED (MD)?
The page reflects Gastroenterology Physician for JOHN DAVID SIEGFRIED (MD). Clinical services aligned with this taxonomy classification.
What location shows for JOHN DAVID SIEGFRIED (MD)?
We surface Aurora, Illinois for JOHN DAVID SIEGFRIED (MD) based on available NPPES addresses.
Is this NPI for an individual or an organization?
This listing corresponds to an Individual Provider.

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