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

Douglas J Marlow, MD

Individual provider Internal Medicine Physician · NPI 1659360295

Douglas J Marlow, MD is an Internal Medicine in Knoxville, Tennessee. Graduated from University of Toledo College of Medicine in 1994, 32 years ago. Practices with Physiotherapy Associates Inc, a 1,458-clinician group, works from 2 locations and accepts Medicare assignment. Licensed in Tennessee.

Years since qualifying
32
Trained at
University of Toledo College 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

6600 Nightingale Ln
Knoxville, TN 37909-2754
Phone: (865) 632-5885
Fax: (865) 374-2164
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Pin is approximate — placed at the ZIP-code centre, not the exact door.

Additional practice locations (1)

  • 7625 Chapman Hwy Ste 103, Knoxville, TN 37920-2353 — (865) 632-5893

Specialties & licences

Internal Medicine Physician (primary) Taxonomy 207R00000X · Licence MD35847 (TN)

Record details

NPI number1659360295
Entity typeIndividual (Type 1)
GenderMale
Credentials MD
Sole proprietorNo
NPI enumeratedOctober 17, 2005
Last updated in NPPESAugust 20, 2025
Certification dateAugust 20, 2025

Medicare enrollment

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

Medicare specialtyINTERNAL MEDICINE
Medical schoolUNIVERSITY OF TOLEDO COLLEGE OF MEDICINE
Graduated 1994 (32 years in practice)
Group practice Physiotherapy Associates Inc — 1458 clinicians
Accepts Medicare assignment Yes — accepts the Medicare-approved amount
Practice locations2 on file with Medicare

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