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

David L S Ryon, MD

Individual provider Pulmonary Disease Physician · NPI 1740230267

David L S Ryon, MD is a Pulmonary Disease in Evansville, Indiana. Qualified in 1988, 38 years ago. Practices with Deaconess Hospital, Inc, a 414-clinician group and accepts Medicare assignment. Licensed in Indiana.

Years since qualifying
38
Licensed in
IN
In the registry since
2006
Specialties on file
3
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

519 Harriet St
Evansville, IN 47710-1715
Phone: (812) 450-7720
Fax: (812) 450-7730
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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 01068608A (IN)
Critical Care Medicine (Internal Medicine) Physician Taxonomy 207RC0200X · Licence 01068608A (IN)
Internal Medicine Physician Taxonomy 207R00000X · Licence 01068608A (IN)

Record details

NPI number1740230267
Entity typeIndividual (Type 1)
GenderMale
Credentials MD
Sole proprietorNo
NPI enumeratedMay 12, 2006
Last updated in NPPESMarch 8, 2011
Mailing addressPo Box 3407, Evansville, IN 47733-3407

Medicare enrollment

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

Medicare specialtyPULMONARY DISEASE
Medical schoolOTHER
Graduated 1988 (38 years in practice)
Group practice Deaconess Hospital, Inc. — 414 clinicians
Accepts Medicare assignment Yes — accepts the Medicare-approved amount
Practice locations7 on file with Medicare

Other providers in Evansville