DR. JAN LEI IWATA (DO) – Public Health & General Preventive Medicine Physician, NPI 1922177351

DR. JAN LEI IWATA (DO) is a healthcare provider. based in Chicago, Illinois. specializing in Public Health & General Preventive Medicine Physician. They hold the professional credentials DO. They hold a License No. 7541 (CA). The NPI Number for DR. JAN LEI IWATA (DO) is 1922177351

Main info

Female
Sole Proprietor
Name
DR. JAN LEI IWATA (DO)
NPI
1922177351
Phone
(773) 501-7394
Address
4600 N CLARENDON AVE
Enumeration Date
7 November 2006
Last Update Date
8 January 2014
Data current as of
19 May 2026

Profile Insights

NPPES metrics only — not quality of care.

Methodology
Experience71
Completeness75
Years active:19State licenses:2Digital endpointsOther names

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Provider Addresses for DR. JAN LEI IWATA (DO)

  • The Covington, 4600, North Clarendon Avenue, Uptown, Chicago, Lake View Township, Cook County, Illinois, 60640, United States

    1202

    CHICAGO, IL 606405710

    Phone: (773) 501-7394

    Type: Mailing

  • One Superior Place, 1, East Superior Street, Magnificent Mile, Near North Side, Chicago, Cook County, Illinois, 60611, United States

    307

    CHICAGO, IL 606112507

    Phone: (773) 501-7394

    Fax: (773) 296-7787

    Type: Location

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.

This can happen when there are no reportable CMS Open Payments records.

Medicare Enrollment & Revalidation

Source: CMS public data · Not endorsed by CMS ·

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

PECOS enrollment status

Participating (accepts Medicare assignment)

Enrollment effective: 2018-02-19

PECOS data refreshed: 2026-05-27

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Medicare Utilization (FFS)

Source: CMS public data · Not endorsed by CMS · Beneficiary counts under 11 are suppressed in source data ·

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 60640)

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Reviews

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Frequently asked questions

What federal number belongs to DR. JAN LEI IWATA (DO)?
The federal identifier for DR. JAN LEI IWATA (DO) is NPI 1922177351.
Is DR. JAN LEI IWATA (DO) currently active in the NPI registry?
CMS-published data lists DR. JAN LEI IWATA (DO) as an active registrant.
Does DR. JAN LEI IWATA (DO) list a primary specialty?
If you are matching referrals, note Public Health & General Preventive Medicine Physician for DR. JAN LEI IWATA (DO). Clinical services aligned with this taxonomy classification.
Where does public data place DR. JAN LEI IWATA (DO)?
The snapshot lists Chicago, Illinois for DR. JAN LEI IWATA (DO); download NPPES for the complete set.
Is this NPI for an individual or an organization?
This listing corresponds to an Individual Provider.

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