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

Individual provider Internal Medicine Physician · NPI 1609865088

Eugene H Ryan, MD is an Internal Medicine in Chattanooga, Tennessee. Graduated from Medical College of Georgia School of Medicine in 1990, 36 years ago. Practices with Hospital Medicine Services of Tn LLC, a 273-clinician group and accepts Medicare assignment. Licensed in Tennessee.

Years since qualifying
36
Trained at
Medical College of Georgia School of Medicine
Licensed in
TN
In the registry since
2005
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

2205 McCallie Ave
Chattanooga, TN 37404-3230
Phone: (423) 698-2435
Fax: (423) 697-6110
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Pin is approximate — placed at the ZIP-code centre, not the exact door.

Specialties & licences

Internal Medicine Physician (primary) Taxonomy 207R00000X · Licence 28488 (TN)

Record details

NPI number1609865088
Entity typeIndividual (Type 1)
GenderMale
Credentials MD
Sole proprietorNo
NPI enumeratedOctober 18, 2005
Last updated in NPPESFebruary 10, 2022
Mailing address2205 McCallie Ave, Chattanooga, TN 37404-3230

Medicare enrollment

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

Medicare specialtyINTERNAL MEDICINE
Medical schoolMEDICAL COLLEGE OF GEORGIA SCHOOL OF MEDICINE
Graduated 1990 (36 years in practice)
Group practice Hospital Medicine Services Of Tn Llc — 273 clinicians
Accepts Medicare assignment Yes — accepts the Medicare-approved amount

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