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

Dr. Lavanya Viswanathan, MD, MS

Individual provider Gastroenterology Physician · NPI 1982996708

Dr. Lavanya Viswanathan, MD, MS is a Gastroenterology in Houston, Texas. Qualified in 2011, 15 years ago. Practices with Physicians Referral Service, a 2,727-clinician group and accepts Medicare assignment. Licensed in California and Texas.

Years since qualifying
15
Licensed in
CA, TX
In the registry since
2011
Specialties on file
2
What do these letters mean?
MD — Doctor of Medicine
A physician who completed allopathic medical school.
MS — Master of Science
A graduate science degree.

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Practice location Address checks out

1515 Holcombe Blvd
Houston, TX 77030-4000
Phone: (713) 792-6161
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Pin is approximate — placed at the ZIP-code centre, not the exact door.

Specialties & licences

Gastroenterology Physician (primary) Taxonomy 207RG0100X · Licence U8152 (TX)
Gastroenterology Physician Taxonomy 207RG0100X · Licence A156541 (CA)

Record details

NPI number1982996708
Entity typeIndividual (Type 1)
GenderFemale
Credentials MD , MS
Sole proprietorNo
NPI enumeratedMay 12, 2011
Last updated in NPPESJune 7, 2024
Certification dateJune 7, 2024

Medicare enrollment

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

Medicare specialtyGASTROENTEROLOGY
Medical schoolOTHER
Graduated 2011 (15 years in practice)
Group practice Physicians Referral Service — 2727 clinicians
Accepts Medicare assignment Yes — accepts the Medicare-approved amount

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