Individual provider · Type 1 NPI

Gregory J. Streff, DO

Pulmonary Disease Physician · Grand Blanc, MI

NPI number 1558314005 Active

Practice location

9450 S Saginaw Rd, Suite E
Grand Blanc, MI 48439-8206

Call (810) 695-4000 Map

Fax (810) 695-4055

Specialties and licenses

TaxonomyCodeLicense
Pulmonary Disease Physician Primary 207RP1001X5101008684 (MI)

Pulmonary Disease Physician: An internist who treats diseases of the lungs and airways. The pulmonologist diagnoses and treats cancer, pneumonia, pleurisy, asthma, occupational and environmental diseases, bronchitis, sleep disorders, emphysema and other complex disorders of the lungs.

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About NPI 1558314005

Gregory J. Streff, DO's National Provider Identifier is 1558314005, issued on May 18, 2006. The primary taxonomy on file is Pulmonary Disease Physician (207RP1001X), and the practice location is in Grand Blanc, MI. The record was last updated on Jul 13, 2026.