Viveksandeep Thoguluva Chandrasekar
NPI 1831506641ActiveIndividual· Internal Medicine, Gastroenterology· Scottsdale, AZ
Internal Medicine, Gastroenterology with Wellstar Medical Group LLC, practicing in Scottsdale, Arizona. In 2024 Medicare paid $43,372 for 222 patients, and Part D covered 124 of their prescriptions, 73% of them generic. Olympus Corporation of the Americas was the largest of 7 companies reporting payments in 2025, $2,344 in all, mostly travel and lodging. Lists Piedmont Augusta Hospital and 1 other hospital as hospital affiliations.
Overview
| NPI | 1831506641 |
|---|---|
| Status | Active |
| Entity type | Individual |
| Sole proprietor | Yes |
| NPI issued | Jul 14, 2014 |
| Last updated in NPPES | May 12, 2021 |
| Certified by provider | May 12, 2021 |
Specialties and licenses
| Taxonomy | Code | License | State |
|---|---|---|---|
| Internal Medicine, Gastroenterology Primary | 207RG0100X | 60646 | AZ |
| Student in an Organized Health Care Education/Training Program | 390200000X | — | — |
Exclusion screening
| List | Result | Details |
|---|---|---|
| HHS-OIG LEIE · Nov 10, 2026 | No match | Checked by NPI and by name + state |
| North Carolina Medicaid · Nov 11, 2026 | No match | — |
| New York OMIG · Nov 11, 2026 | No match | — |
| Ohio Medicaid · Nov 11, 2026 | No match | — |
| Pennsylvania Medicheck · Nov 11, 2026 | No match | — |
| Washington HCA · Nov 11, 2026 | No match | — |
Official OIG search · How matching works ·Bulk check a roster
Medicare
| Enrollment (PECOS) | Enrolled Practitioner - Gastroenterology (GA) |
|---|---|
| Accepts assignment | Yes (participating) |
Medicare services in 2024
| Medicare patients | 222 |
|---|---|
| Services billed | 441 across 54 procedure codes |
| Paid by Medicare | $43,372 |
Part D prescriptions in 2024
| Prescriptions (claims) | 124 · 136 30-day fills |
|---|---|
| Patients | 70 |
| Total drug cost | $28,109 |
| Generic share | 73% of claims |
Education and affiliations
| Graduation year | 2012 |
|---|---|
| Medicare specialty | Gastroenterology |
Medical group
- Wellstar Medical Group LLCMarietta, GA · 3,093 clinicians
Hospital affiliations
- Piedmont Augusta HospitalAugusta, GA
- Wellstar McG Health, Affiliated With Med ColAugusta, GA
Industry payments (Open Payments)
- 2025$2,344 · 15 payments from 7 companies
- 2024$1,287 · 14 payments from 5 companies
Top paying companies in 2025
| Company | Amount | Payments |
|---|---|---|
| Olympus Corporation of the Americas | $927.10 | 8 |
| Ovesco Endoscopy USA, Inc. | $858.91 | 1 |
| Laborie Medical Technologies Corp. | $197.69 | 1 |
| Omega Medical Imaging, LLC | $150.85 | 1 |
| Phathom Pharmaceuticals, Inc. | $134.76 | 2 |
What the 2025 payments were for
- Travel and Lodging$1,731 · 6 payments
- Food and Beverage$612.85 · 9 payments
Receiving payments does not imply wrongdoing. What Open Payments covers ·original records
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All 136 gastroenterologists in Scottsdale · All gastroenterologists in Arizona