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

Aval NA Ree Sian Green, MD

Individual provider Geriatric Medicine (Internal Medicine) Physician · NPI 1932314846

Aval NA Ree Sian Green, MD is a Geriatric Medicine in Houston, Texas. Qualified in 2003, 23 years ago. Practices with South Limestone Hospital District, a 19-clinician group, works from 3 locations and accepts Medicare assignment. Licensed in Alabama, Arizona, Delaware and Georgia and 11 more.

Years since qualifying
23
Licensed in
AL, AZ, DE, GA, HI, IN
In the registry since
2007
Specialties on file
15
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

1201 Fannin St Ste 262
Houston, TX 77002-6943
Phone: (866) 849-0692
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Pin is approximate — placed at the ZIP-code centre, not the exact door.

Additional practice locations (2)

  • 1055 Howell Mill Rd Nw Fl 8, Atlanta, GA 30318-5557 — (866) 849-0692
  • 2401 S 31st St, Temple, TX 76508-0001 — (254) 724-2111

Specialties & licences

Geriatric Medicine (Internal Medicine) Physician (primary) Taxonomy 207RG0300X · Licence P1079 (TX)
Geriatric Medicine (Internal Medicine) Physician Taxonomy 207RG0300X · Licence 0101241716 (VA)
Geriatric Medicine (Internal Medicine) Physician Taxonomy 207RG0300X · Licence 111827 (GA)
Geriatric Medicine (Internal Medicine) Physician Taxonomy 207RG0300X · Licence 352728 (LA)
Geriatric Medicine (Internal Medicine) Physician Taxonomy 207RG0300X · Licence 14291805-1235 (UT)
Geriatric Medicine (Internal Medicine) Physician Taxonomy 207RG0300X · Licence MD.70140652 (WA)
Geriatric Medicine (Internal Medicine) Physician Taxonomy 207RG0300X · Licence 54175 (AL)
Geriatric Medicine (Internal Medicine) Physician Taxonomy 207RG0300X · Licence 48446 (OK)
Geriatric Medicine (Internal Medicine) Physician Taxonomy 207RG0300X · Licence 247204 (TN)
Geriatric Medicine (Internal Medicine) Physician Taxonomy 207RG0300X · Licence 81300 (AZ)
Geriatric Medicine (Internal Medicine) Physician Taxonomy 207RG0300X · Licence 01100335A (IN)
Geriatric Medicine (Internal Medicine) Physician Taxonomy 207RG0300X · Licence C1-0029735 (DE)
Geriatric Medicine (Internal Medicine) Physician Taxonomy 207RG0300X · Licence 2026-03242 (NC)
Geriatric Medicine (Internal Medicine) Physician Taxonomy 207RG0300X · Licence MD-27065 (HI)
Geriatric Medicine (Internal Medicine) Physician Taxonomy 207RG0300X · Licence 37361 (MS)

Record details

NPI number1932314846
Entity typeIndividual (Type 1)
GenderFemale
Credentials MD
Sole proprietorNo
NPI enumeratedMay 14, 2007
Last updated in NPPESAugust 4, 2026
Certification dateAugust 4, 2026

Medicare enrollment

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

Medicare specialtyGERIATRIC MEDICINE
Medical schoolOTHER
Graduated 2003 (23 years in practice)
Group practice South Limestone Hospital District — 19 clinicians
Accepts Medicare assignment Yes — accepts the Medicare-approved amount
Practice locations3 on file with Medicare

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