St Margaret Mercy Inpatient Specialist – Internal Medicine Physician, NPI 1255403135

St Margaret Mercy Inpatient Specialist is a healthcare provider. based in Hammond, Indiana. specializing in Internal Medicine Physician. The NPI Number for St Margaret Mercy Inpatient Specialist is 1255403135

Main info

Organization
Name
St Margaret Mercy Inpatient Specialist
NPI
1255403135
Phone
(219) 932-2300
Address
5454 S HOHMAN AVE
Authorized Official
THOMAS GRYZBEK PRESIDENT
Enumeration Date
15 November 2006
Last Update Date
23 June 2010
Data current as of
19 May 2026

Profile Insights

NPPES metrics only — not quality of care.

Methodology
Experience48
Completeness80
Years active:19State licenses:0Digital endpointsUpdated within 12 months

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Provider Addresses for St Margaret Mercy Inpatient Specialist

  • Hohman Avenue, Forest-Ivanhoe Historic District, Hammond, North Township, Lake County, Indiana, 46324, United States

    HAMMOND, IN 463201931

    Phone: (219) 932-2300

    Fax: (219) 852-2502

    Type: Location

  • Dyer Post Office, 107, North Main Street, Dyer, Crawford County, Arkansas, 72935, United States

    DYER, IN 463110800

    Phone: (219) 864-2107

    Fax: (219) 864-2251

    Type: Mailing

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)

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 46320)

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Reviews

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Frequently asked questions

How do I look up St Margaret Mercy Inpatient Specialist by NPI?
Use NPI 1255403135 when you need to reference St Margaret Mercy Inpatient Specialist in forms, claims, or directories.
Is St Margaret Mercy Inpatient Specialist's NPI currently valid?
The extract we use shows St Margaret Mercy Inpatient Specialist as active.
Can you summarize St Margaret Mercy Inpatient Specialist's specialty in plain language?
Clinically, the directory lists St Margaret Mercy Inpatient Specialist with Internal Medicine Physician. Clinical services aligned with this taxonomy classification.
Where is St Margaret Mercy Inpatient Specialist's primary listing?
We display Hammond, Indiana because that is what the record indicates for St Margaret Mercy Inpatient Specialist.
Does Medicare enrollment show here?
Medicare enrollment screens are separate from the basic NPI extract shown here.

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