Vivek Singam, MD
NPI 1134789985ActiveIndividual· Dermatology· Munster, IN
Dermatology (MD) with Bobby Buka, M.D., P.C. and 1 other group, practicing in Munster, Indiana. Their prescriptions cost Medicare Part D more than their services did: $311,046 for 624 claims, against $147,240 paid for services in 2024. Leo Pharma Inc. was the largest of 13 companies reporting payments in 2025, $1,498 in all, mostly food and beverage.
Overview
| NPI | 1134789985 |
|---|---|
| Status | Active |
| Entity type | Individual |
| Credential | MD |
| Sole proprietor | No |
| NPI issued | Jun 14, 2019 |
| Last updated in NPPES | Sep 27, 2023 |
| Certified by provider | Sep 27, 2023 |
Specialties and licenses
| Taxonomy | Code | License | State |
|---|---|---|---|
| Dermatology Primary | 207N00000X | 01090927A | IN |
Exclusion screening
| List | Result | Details |
|---|---|---|
| HHS-OIG LEIE · Oct 9, 2026 | No match | Checked by NPI and by name + state |
| North Carolina Medicaid · Nov 10, 2026 | No match | — |
| New York OMIG · Nov 10, 2026 | No match | — |
| Ohio Medicaid · Nov 10, 2026 | No match | — |
| Pennsylvania Medicheck · Nov 10, 2026 | No match | — |
| Washington HCA · Nov 10, 2026 | No match | — |
Official OIG search · How matching works ·Bulk check a roster
Medicare
| Enrollment (PECOS) | Enrolled Practitioner - Dermatology (IN); Practitioner - Dermatology (NY) |
|---|---|
| Accepts assignment | Yes (participating) |
Medicare services in 2024
| Medicare patients | 285 |
|---|---|
| Services billed | 1,874 across 38 procedure codes |
| Paid by Medicare | $147,240 |
Part D prescriptions in 2024
| Prescriptions (claims) | 624 · 631 30-day fills |
|---|---|
| Patients | 238 |
| Total drug cost | $311,046 |
| Generic share | 89% of claims |
Education and affiliations
| Graduation year | 2019 |
|---|---|
| Medicare specialty | Dermatology |
Medical groups
- Bobby Buka, M.D., P.C.Brooklyn, NY · 138 clinicians
- Dermio Dermatology LLCDemotte, IN · 19 clinicians
Industry payments (Open Payments)
- 2025$1,498 · 36 payments from 13 companies
- 2024$2,397 · 67 payments from 14 companies
Top paying companies in 2025
| Company | Amount | Payments |
|---|---|---|
| Leo Pharma Inc. | $581.21 | 10 |
| Boehringer Ingelheim Pharmaceuticals, Inc. | $163.97 | 3 |
| Janssen Biotech, Inc. | $149.62 | 1 |
| Novartis Pharmaceuticals Corporation | $145.75 | 5 |
| Lilly USA, LLC | $106.71 | 5 |
What the 2025 payments were for
- Food and Beverage$1,498 · 36 payments
Receiving payments does not imply wrongdoing. What Open Payments covers ·original records
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