Antonina Y. Kolesnikova, MD
NPI 1598932592ActiveIndividual· Internal Medicine, Nephrology· Washington, DC
Internal Medicine, Nephrology (MD) with Comprehensive Primary Care and Associates LLC and 1 other group, practicing in Washington, District of Columbia. Their prescriptions cost Medicare Part D more than their services did: $456,160 for 977 claims, against $72,589 paid for services in 2024. Ardelyx, Inc. was the largest of 11 companies reporting payments in 2025, $805.71 in all, mostly food and beverage. Lists Adventist Healthcare Shady Grove Medical Center and 1 other hospital as hospital affiliations.
Overview
| NPI | 1598932592 |
|---|---|
| Status | Active |
| Entity type | Individual |
| Credential | MD |
| Sole proprietor | Yes |
| NPI issued | May 9, 2008 |
| Last updated in NPPES | Oct 3, 2025 |
| Certified by provider | Oct 3, 2025 |
Specialties and licenses
| Taxonomy | Code | License | State |
|---|---|---|---|
| Internal Medicine, Nephrology Primary | 207RN0300X | MD036833 | DC |
| Health Maintenance Organization | 302R00000X | MD036833 | DC |
| Point of Service | 305S00000X | MD036833 | DC |
| Clinic/Center, Primary Care | 261QP2300X | D0069258 | MD |
| Preferred Provider Organization | 305R00000X | MD036833 | DC |
| Health Maintenance Organization | 302R00000X | D0069258 | MD |
| Preferred Provider Organization | 305R00000X | D0069258 | MD |
| Exclusive Provider Organization | 302F00000X | MD036833 | DC |
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 - Nephrology (DC) |
|---|---|
| Accepts assignment | Yes (participating) |
Medicare services in 2024
| Medicare patients | 203 |
|---|---|
| Services billed | 807 across 17 procedure codes |
| Paid by Medicare | $72,589 |
Part D prescriptions in 2024
| Prescriptions (claims) | 977 · 1,900 30-day fills |
|---|---|
| Patients | 156 |
| Total drug cost | $456,160 |
| Generic share | 66% of claims |
Education and affiliations
| Graduation year | 1996 |
|---|---|
| Medicare specialty | Nephrology |
| Secondary specialties | Internal Medicine |
| Telehealth | Offers telehealth |
Medical groups
- Comprehensive Primary Care and Associates LLCRockville, MD · 171 clinicians
- Bustos and AssociatesWashington, DC · 3 clinicians
Hospital affiliations
- Adventist Healthcare Shady Grove Medical CenterRockville, MD
- Medstar Washington Hospital CenterWashington, DC
Other facilities
- Capital Region Dialysis Clinic LLCDialysis facility · Landover, MD
- Rai - Chillum-WashingtonDialysis facility · Washington, DC
- Rai Potomac DialysisDialysis facility · Washington, DC
Industry payments (Open Payments)
- 2025$805.71 · 29 payments from 11 companies
- 2024$1,454 · 45 payments from 19 companies
Top paying companies in 2025
| Company | Amount | Payments |
|---|---|---|
| Ardelyx, Inc. | $235.86 | 7 |
| Lilly USA, LLC | $107.36 | 4 |
| Novo Nordisk Inc | $76.12 | 3 |
| Fresenius USA Marketing, Inc. | $66.23 | 3 |
| Mallinckrodt Hospital Products Inc. | $64.90 | 2 |
What the 2025 payments were for
- Food and Beverage$762.95 · 27 payments
- Education$42.76 · 2 payments
Receiving payments does not imply wrongdoing. What Open Payments covers ·original records
Other nephrologists in Washington
- 1043231285
- 1043267016
- 1134206741
- 1174705149
- 1205945565
- 1215008982
- 1245231109
- 1255423752
- 1295902625
- 1336113950
- 1376002345
- 1396743183
All 93 nephrologists in Washington · All nephrologists in District of Columbia