Provider records sourced from NPPES (CMS National Plan & Provider Enumeration System). Data current as of August 10, 2026.

Calumet Internists, PC

Organization Internal Medicine Physician · NPI 1659300317

Calumet Internists, PC is an Internal Medicine Physician in Hammond, Indiana. Licensed in Indiana. Registered with an NPI since 2006.

Licensed in
IN
In the registry since
2006
What do these letters mean?
PC — Professional corporation
A form of business registration, not a clinical qualification.

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Practice location Address checks out

5500 S Hohman Ave Ste 1D
Hammond, IN 46320-1965
Phone: (219) 931-7400
Fax: (219) 933-3469
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Pin is approximate — placed at the ZIP-code centre, not the exact door.

Specialties & licences

Internal Medicine Physician (primary) Taxonomy 207R00000X (IN)

Record details

NPI number1659300317
Entity typeOrganization (Type 2)
Organization subpartNo
Authorized official Lawrence Bernstein — Owner · (219) 931-7400
NPI enumeratedJuly 2, 2006
Last updated in NPPESAugust 22, 2020
Mailing address5500 S Hohman Ave, Suite 1d, Hammond, IN 46320-1965

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