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

Dr. John Daniel Grigas, MD

Individual provider Pulmonary Disease Physician · NPI 1457339772

Dr. John Daniel Grigas, MD is a Pulmonary Disease Physician in Jacksonville, Florida. Licensed in Florida. Registered with an NPI since 2006.

Licensed in
FL
In the registry since
2006
What do these letters mean?
MD — Doctor of Medicine
A physician who completed allopathic medical school.

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Practice location Address checks out

800 Prudential Dr 4th Fl Main North
Jacksonville, FL 32207-8202
Phone: (904) 202-2963
Fax: (904) 202-4225
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Pin is approximate — placed at the ZIP-code centre, not the exact door.

Specialties & licences

Pulmonary Disease Physician (primary) Taxonomy 207RP1001X · Licence ME0034374 (FL)

Record details

NPI number1457339772
Entity typeIndividual (Type 1)
GenderMale
Credentials MD
Sole proprietorNo
NPI enumeratedJanuary 6, 2006
Last updated in NPPESJuly 8, 2007

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