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

James M Otto, MD

Individual provider Internal Medicine Physician · NPI 1477690766

James M Otto, MD is an Internal Medicine in Nacogdoches, Texas. Graduated from University of Texas Southwestern Medical School at Dallas in 1990, 36 years ago. Practices with Lion Star Nacogdoches Hospital, LLC, an 11-clinician group and accepts Medicare assignment. Licensed in Texas.

Years since qualifying
36
Trained at
University of Texas Southwestern Medical School at Dallas
Licensed in
TX
In the registry since
2007
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

1002 N Mound St
Nacogdoches, TX 75961-4437
Phone: (936) 560-3800
Fax: (936) 205-4359
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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 J0173 (TX)

Record details

NPI number1477690766
Entity typeIndividual (Type 1)
GenderMale
Credentials MD
Sole proprietorNo
NPI enumeratedJanuary 30, 2007
Last updated in NPPESMay 23, 2023
Certification dateMay 23, 2023
Mailing address1204 N Mound St, Nacogdoches, TX 75961-4027

Medicare enrollment

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

Medicare specialtyINTERNAL MEDICINE
Medical schoolUNIVERSITY OF TEXAS SOUTHWESTERN MEDICAL SCHOOL AT DALLAS
Graduated 1990 (36 years in practice)
Group practice Lion Star Nacogdoches Hospital, Llc — 11 clinicians
Accepts Medicare assignment Yes — accepts the Medicare-approved amount

Other providers in Nacogdoches