HOWARD L. ALT, MD, SC – Preferred Provider Organization, NPI 1821203720

HOWARD L. ALT, MD, SC is a healthcare provider. based in Chicago, Illinois. specializing in Preferred Provider Organization. The organization holds a License No. 36-45795 (IL). The NPI Number for HOWARD L. ALT, MD, SC is 1821203720

Main info

Organization
Name
HOWARD L. ALT, MD, SC
NPI
1821203720
Phone
(312) 642-0060
Address
645 N MICHIGAN AVE STE 422
Authorized Official
DR. HOWARD LANG ALT PRESIDENT MD
Enumeration Date
14 May 2007
Last Update Date
29 November 2008
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

Provider Addresses for HOWARD L. ALT, MD, SC

  • 645 N MICHIGAN AVE STE 422

    CHICAGO, IL 606115800

    Phone: (312) 642-0060

    Fax: (312) 642-1403

    Mailing address matches the actual address.

NPPES updates history

No NPPES updates recorded for this provider.

Prescription Activity

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Open Payments (CMS)

No Open Payments data available for this provider.

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Medicare Enrollment & Revalidation

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

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Medicare Utilization (FFS)

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

Insurance plans in this area (ZIP 60611)

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Frequently asked questions

What NPI should I save for HOWARD L. ALT, MD, SC?
Save NPI 1821203720 if you need a stable reference for HOWARD L. ALT, MD, SC.
Is HOWARD L. ALT, MD, SC active in the national directory?
HOWARD L. ALT, MD, SC's public NPI profile is in an active state.
Can you summarize HOWARD L. ALT, MD, SC's specialty in plain language?
Clinically, the directory lists HOWARD L. ALT, MD, SC with Preferred Provider Organization. Clinical services aligned with this taxonomy classification.
Does HOWARD L. ALT, MD, SC practice in Illinois?
You will see Chicago, Illinois on file for HOWARD L. ALT, MD, SC alongside any extra practice locations.
What if Chicago, Illinois seems incomplete?
Street-level detail can be omitted — open the full address list for this NPI.

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