Nicholas Karyotakis, MD
NPI 1922072826ActiveIndividual· Internal Medicine, Gastroenterology· Los Angeles, CA
Internal Medicine, Gastroenterology (MD) with Wireless Diagnostic, practicing in Los Angeles, California. Their prescriptions cost Medicare Part D more than their services did: $256,844 for 796 claims, against $104,187 paid for services in 2024. Capsovision, Inc. was the largest of 11 companies reporting payments in 2025, $1,707 in all, mostly food and beverage. Lists Cedars-Sinai Medical Center as a hospital affiliation.
Overview
| NPI | 1922072826 |
|---|---|
| Status | Active |
| Entity type | Individual |
| Credential | MD |
| Sole proprietor | No |
| NPI issued | Feb 15, 2006 |
| Last updated in NPPES | Jul 13, 2026 |
Specialties and licenses
| Taxonomy | Code | License | State |
|---|---|---|---|
| Internal Medicine, Gastroenterology Primary | 207RG0100X | A 61044 | CA |
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 - Gastroenterology (CA) |
|---|---|
| Accepts assignment | Yes (participating) |
Medicare services in 2024
| Medicare patients | 207 |
|---|---|
| Services billed | 676 across 24 procedure codes |
| Paid by Medicare | $104,187 |
Part D prescriptions in 2024
| Prescriptions (claims) | 796 · 1,299 30-day fills |
|---|---|
| Patients | 152 |
| Total drug cost | $256,844 |
| Generic share | 88% of claims |
Education and affiliations
| Graduation year | 1991 |
|---|---|
| Medicare specialty | Gastroenterology |
| Secondary specialties | Internal Medicine |
| Telehealth | Offers telehealth |
Medical group
- Wireless DiagnosticLos Angeles, CA · 2 clinicians
Hospital affiliation
- Cedars-Sinai Medical CenterLos Angeles, CA
Industry payments (Open Payments)
- 2025$1,707 · 42 payments from 11 companies
- 2024$1,235 · 42 payments from 10 companies
Top paying companies in 2025
| Company | Amount | Payments |
|---|---|---|
| Capsovision, Inc. | $649.25 | 3 |
| Abbvie Inc. | $272.81 | 9 |
| Janssen Biotech, Inc. | $262.99 | 9 |
| Takeda Pharmaceuticals U.S.A., Inc. | $162.32 | 7 |
| Lilly USA, LLC | $139.28 | 5 |
What the 2025 payments were for
- Food and Beverage$1,309 · 39 payments
- Consulting Fee$375.00 · 1 payment
- Education$22.68 · 2 payments
Receiving payments does not imply wrongdoing. What Open Payments covers ·original records
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