Daniel Guevara-Pineda, M.D
NPI 1093962805ActiveIndividual· Internal Medicine, Nephrology· New Haven, CT
Internal Medicine, Nephrology (M.D) with Yale University, practicing in New Haven, Connecticut. Their prescriptions cost Medicare Part D more than their services did: $173,453 for 1,855 claims, against $40,299 paid for services in 2024. Alexion Pharmaceuticals, Inc. was the largest of 2 companies reporting payments in 2025, $443.61 in all, mostly food and beverage. Lists Bridgeport Hospital and 4 other hospitals as hospital affiliations.
Overview
| NPI | 1093962805 |
|---|---|
| Status | Active |
| Entity type | Individual |
| Credential | M.D |
| Sole proprietor | No |
| NPI issued | Aug 22, 2008 |
| Last updated in NPPES | Mar 2, 2023 |
| Certified by provider | Mar 2, 2023 |
Specialties and licenses
| Taxonomy | Code | License | State |
|---|---|---|---|
| Internal Medicine, Nephrology Primary | 207RN0300X | 73261 | CT |
| Internal Medicine, Nephrology | 207RN0300X | T288933 | MA |
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 (CT) |
|---|---|
| Accepts assignment | Yes (participating) |
Medicare services in 2024
| Medicare patients | 175 |
|---|---|
| Services billed | 560 across 13 procedure codes |
| Paid by Medicare | $40,299 |
Part D prescriptions in 2024
| Prescriptions (claims) | 1,855 · 2,922 30-day fills |
|---|---|
| Patients | 225 |
| Total drug cost | $173,453 |
| Generic share | 94% of claims |
Education and affiliations
| Graduation year | 1999 |
|---|---|
| Medicare specialty | Nephrology |
| Telehealth | Offers telehealth |
Medical group
- Yale UniversityNew Haven, CT · 2,645 clinicians
Hospital affiliations
- Bridgeport HospitalBridgeport, CT
- Greenwich Hospital Association -Greenwich, CT
- St Francis Hospital & Medical CenterHartford, CT
- Westerly HospitalWesterly, RI
- Yale-New Haven HospitalNew Haven, CT
Industry payments (Open Payments)
- 2025$443.61 · 4 payments from 2 companies
- 2024$176.18 · 2 payments from 1 company
Top paying companies in 2025
| Company | Amount | Payments |
|---|---|---|
| Alexion Pharmaceuticals, Inc. | $325.83 | 3 |
| Novartis Pharmaceuticals Corporation | $117.78 | 1 |
What the 2025 payments were for
- Food and Beverage$355.62 · 3 payments
- Education$87.99 · 1 payment
Receiving payments does not imply wrongdoing. What Open Payments covers ·original records
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