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

Daniel Castro, MD

Individual provider Geriatric Medicine (Internal Medicine) Physician · NPI 1821002700

Daniel Castro, MD is an Internal Medicine in Morristown, Tennessee. Graduated from Loma Linda University School of Medicine in 1986, 40 years ago. Practices with US Diabetes Care and Surgical Specialty of Morristown Tn, a 3-clinician group and accepts Medicare assignment. Licensed in Tennessee.

Years since qualifying
40
Trained at
Loma Linda University School of Medicine
Licensed in
TN
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.

See every abbreviation used in this directory →

Practice location Address checks out

2231 Sandstone Dr
Morristown, TN 37814-2593
Phone: (423) 616-0625
Fax: (423) 616-0150
Show map & directions

Pin is approximate — placed at the ZIP-code centre, not the exact door.

Specialties & licences

Internal Medicine Physician (primary) Taxonomy 207R00000X · Licence MD0000056844 (TN)
Geriatric Medicine (Internal Medicine) Physician Taxonomy 207RG0300X · Licence MD0000056844 (TN)
Hospitalist Physician Taxonomy 208M00000X · Licence MD0000056844 (TN)

Record details

NPI number1821002700
Entity typeIndividual (Type 1)
GenderMale
Credentials MD
Sole proprietorYes
NPI enumeratedJuly 28, 2006
Last updated in NPPESOctober 10, 2023
Certification dateOctober 10, 2023
Mailing address31165 Danelaw Ave, Redlands, CA 92373-7419

Medicare enrollment

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

Medicare specialtyINTERNAL MEDICINE
Medical schoolLOMA LINDA UNIVERSITY SCHOOL OF MEDICINE
Graduated 1986 (40 years in practice)
Group practice Us Diabetes Care And Surgical Specialty Of Morristown Tn — 3 clinicians
Accepts Medicare assignment Yes — accepts the Medicare-approved amount