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

Elwyn C Clark, DO

Individual provider Critical Care Medicine (Internal Medicine) Physician · NPI 1083875900

Elwyn C Clark, DO is a Critical Care (Intensivists) in Chattanooga, Tennessee. Qualified in 2004, 22 years ago. Practices with Erlanger Health, a 503-clinician group and accepts Medicare assignment. Licensed in New York.

Years since qualifying
22
Licensed in
NY
In the registry since
2008
Specialties on file
2
What do these letters mean?
DO — Doctor of Osteopathic Medicine
A fully licensed physician, trained like an MD with additional musculoskeletal training. Equivalent practice rights in all 50 states.

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Practice location Address checks out

979 E 3rd St Ste C735
Chattanooga, TN 37403-3310
Phone: (423) 778-9101
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Pin is approximate — placed at the ZIP-code centre, not the exact door.

Specialties & licences

Critical Care Medicine (Internal Medicine) Physician (primary) Taxonomy 207RC0200X · Licence 247501-1 (NY)
Emergency Medicine Physician Taxonomy 207P00000X · Licence 247501 (NY)

Record details

NPI number1083875900
Entity typeIndividual (Type 1)
GenderMale
Credentials DO
Sole proprietorNo
NPI enumeratedJune 23, 2008
Last updated in NPPESJuly 6, 2026
Certification dateJuly 6, 2026
Mailing address1629 Sawyer Spring Trl, Signal Mountain, TN 37377-1632

Medicare enrollment

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

Medicare specialtyCRITICAL CARE (INTENSIVISTS)
Also practisesEMERGENCY MEDICINE
Medical schoolOTHER
Graduated 2004 (22 years in practice)
Group practice Erlanger Health — 503 clinicians
Accepts Medicare assignment Yes — accepts the Medicare-approved amount

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