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

Mr. Robert James Leach, MD

Individual provider Nephrology Physician · NPI 1114910411

Mr. Robert James Leach, MD is a Nephrology in Texarkana, Texas. Graduated from University of Kansas School of Med (KC/WICH/SAL) in 1995, 31 years ago. Practices with Collom and Carney Clinic Association, a 52-clinician group and accepts Medicare assignment. Licensed in Arkansas, Colorado, Idaho and Oklahoma and 2 more.

Years since qualifying
31
Trained at
University of Kansas School of Med (KC/WICH/SAL)
Licensed in
AR, CO, ID, OK, TX, UT
In the registry since
2005
Specialties on file
7
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

5002 Cowhorn Creek Rd
Texarkana, TX 75503-9766
Phone: (903) 614-3000
Fax: (903) 614-3525
Show map & directions

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

Specialties & licences

Nephrology Physician (primary) Taxonomy 207RN0300X · Licence R1810 (TX)
Nephrology Physician Taxonomy 207RN0300X · Licence 42232 (CO)
Nephrology Physician Taxonomy 207RN0300X · Licence 6419970-1205 (UT)
Nephrology Physician Taxonomy 207RN0300X · Licence M9032 (ID)
Nephrology Physician Taxonomy 207RN0300X · Licence E11089 (AR)
Nephrology Physician Taxonomy 207RN0300X · Licence 3520 (OK)
Hospitalist Physician Taxonomy 208M00000X · Licence 6419970-1205 (UT)

Record details

NPI number1114910411
Entity typeIndividual (Type 1)
GenderMale
Credentials MD
Sole proprietorNo
NPI enumeratedAugust 23, 2005
Last updated in NPPESOctober 24, 2022
Certification dateOctober 24, 2022
Mailing address5002 Cowhorn Creek Rd, Texarkana, TX 75503-9766

Medicare enrollment

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

Medicare specialtyNEPHROLOGY
Also practisesHOSPITALIST
Medical schoolUNIVERSITY OF KANSAS SCHOOL OF MED (KC/WICH/SAL)
Graduated 1995 (31 years in practice)
Group practice Collom And Carney Clinic Association — 52 clinicians
Accepts Medicare assignment Yes — accepts the Medicare-approved amount
Practice locations8 on file with Medicare

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