Doctor profile · Federal record
Dr. Lavanya Viswanathan, M.D., M.S.
Gastroenterology Physician (CMS: Gastroenterology) · Gastroenterology Physician · Houston, TX
- NPI 1982996708
- Accepts Medicare
- 15 yrs in practice
- Licensed in 2 states
- Female
- Group practice
- No sanctions
Practice & contact
- Primary practice
-
1515 Holcombe Blvd
Houston, TX 770304000
(713) 792-6161 - Mailing address
-
Po Box 4439
Houston, TX 772104439
Credentials & registration
- NPI registered
- May 2011 — 15 yrs on file
- Profile last updated
- June 7, 2024
- Year of graduation
- 2011 — 15 yrs since
- Specialty taxonomy
- 207RG0100X — NUCC code
- State licenses (2)
- Texas #U8152 · California #A156541
Federal sanctions & exclusions
No sanctions, exclusions or revocations on file
Checked against OIG LEIE on NPI 1982996708. Last verified May 11, 2026.Medicare procedures · 2023
Top services delivered
Total services
64
Distinct HCPCS
2
Medicare allowed
$8,567
| HCPCS | Description | Services | Patients | Avg allowed | |
|---|---|---|---|---|---|
99233 |
Subsequent hospital care with moderate levelof medical decision making, if using time, at least 50 minutes | 53 | 27 | $135 | |
43239 |
Biopsy of esophagus, stomach, and/or upper small bowel using a flexible endoscope | 11 | 11 | $129 |
In context: peer comparison
Among 86 peers in Houston Gastroenterology Physician, average services per provider: 77. This provider delivers 0.8× the peer median.Open Payments
Industry payments received
All-time total
$20,139
Transactions
33
Manufacturers
4
| Payer (manufacturer) | Industry | Txns | Amount |
|---|---|---|---|
| Ardelyx, INC. | 27 | $19,738.38 | |
| Abbvie INC. | 4 | $243.24 | |
| Axonics, INC. | 1 | $139.52 | |
| Salix Pharmaceuticals, A Division of Bausch Health US, LLC | 1 | $17.92 |
By nature of payment
Frequently asked questions
What is Dr. Lavanya Viswanathan's medical specialty?
Dr. Lavanya Viswanathan practices Gastroenterology Physician in Houston, TX.
Where does Dr. Lavanya Viswanathan practice?
Dr. Lavanya Viswanathan practices at 1515 Holcombe Blvd, Houston, TX 770304000. Office phone: 7137926161.
What is Dr. Lavanya Viswanathan's NPI?
Dr. Lavanya Viswanathan's National Provider Identifier (NPI) is 1982996708, issued by NPPES.
Does Dr. Lavanya Viswanathan accept Medicare assignment?
Yes. Dr. Lavanya Viswanathan accepts Medicare assignment, meaning Medicare-allowed amounts are accepted as full payment for covered services.
What procedures does Dr. Lavanya Viswanathan commonly perform?
Top Medicare-reported procedures in 2023: Subsequent hospital care with moderate levelof medical decision making (HCPCS 99233); Biopsy of esophagus, stomach, and/or upper small bowel using a flexible endoscope (HCPCS 43239). Source: CMS Medicare Physician & Other Practitioners file.