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

Stephen Lackey Chastain, MD

Individual provider Internal Medicine Physician · NPI 1194784256

Stephen Lackey Chastain, MD is a Cardiovascular Disease (Cardiology) in Stuart, Florida. Graduated from University of Alabama School of Medicine in 1988, 38 years ago. Practices as a sole proprietor and accepts Medicare assignment. Licensed in Alabama, Florida and South Carolina.

Years since qualifying
38
Trained at
University of Alabama School of Medicine
Licensed in
AL, FL, SC
In the registry since
2006
Specialties on file
4
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

5850 SE Community Dr
Stuart, FL 34997-6420
Phone: (772) 324-3500
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Pin is approximate — placed at the ZIP-code centre, not the exact door.

Specialties & licences

Cardiovascular Disease Physician (primary) Taxonomy 207RC0000X · Licence ME114042 (FL)
Internal Medicine Physician Taxonomy 207R00000X · Licence 00014657 (AL)
Internal Medicine Physician Taxonomy 207R00000X · Licence 33627 (SC)
Internal Medicine Physician Taxonomy 207R00000X · Licence ME114042 (FL)

Record details

NPI number1194784256
Entity typeIndividual (Type 1)
GenderMale
Credentials MD
Sole proprietorYes
NPI enumeratedMarch 18, 2006
Last updated in NPPESMay 9, 2013
Mailing address9611 N Us Highway 1, 166, Sebastian, FL 32958-6363

Medicare enrollment

From the CMS Doctors & Clinicians file — this clinician is enrolled in Medicare.

Medicare specialtyCARDIOVASCULAR DISEASE (CARDIOLOGY)
Also practisesINTERNAL MEDICINE
Medical schoolUNIVERSITY OF ALABAMA SCHOOL OF MEDICINE
Graduated 1988 (38 years in practice)
Accepts Medicare assignment Yes — accepts the Medicare-approved amount

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