Aibar Herberto Huatuco, M.D.
NPI 1245223932ActiveIndividual· Internal Medicine, Nephrology· Tracy, CA
Internal Medicine, Nephrology (M.D.) in Tracy, California, licensed in CA, with an NPI issued in August 2005. Their prescriptions cost Medicare Part D more than their services did: $668,958 for 2,878 claims, against $183,909 paid for services in 2024. Fresenius USA Marketing, Inc. was the largest of 11 companies reporting payments in 2025, $445.73 in all, mostly food and beverage. Lists Sutter Tracy Community Hospital as a hospital affiliation.
Overview
| NPI | 1245223932 |
|---|---|
| Status | Active |
| Entity type | Individual |
| Credential | M.D. |
| Sole proprietor | No |
| NPI issued | Aug 26, 2005 |
| Last updated in NPPES | Jul 13, 2026 |
Specialties and licenses
| Taxonomy | Code | License | State |
|---|---|---|---|
| Internal Medicine, Nephrology Primary | 207RN0300X | A32630 | 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 - Nephrology (CA) |
|---|---|
| Accepts assignment | Yes (participating) |
Medicare services in 2024
| Medicare patients | 138 |
|---|---|
| Services billed | 1,265 across 18 procedure codes |
| Paid by Medicare | $183,909 |
Part D prescriptions in 2024
| Prescriptions (claims) | 2,878 · 6,318 30-day fills |
|---|---|
| Patients | 182 |
| Total drug cost | $668,958 |
| Generic share | 86% of claims |
Education and affiliations
| Graduation year | 1970 |
|---|---|
| Medicare specialty | Nephrology |
| Secondary specialties | Internal Medicine |
Hospital affiliation
- Sutter Tracy Community HospitalTracy, CA
Other facilities
- Davita Yosemite Street Dialysis CenterDialysis facility · Manteca, CA
- Shc TracyDialysis facility · Tracy, CA
Industry payments (Open Payments)
- 2025$445.73 · 19 payments from 11 companies
- 2024$794.88 · 26 payments from 9 companies
Top paying companies in 2025
| Company | Amount | Payments |
|---|---|---|
| Fresenius USA Marketing, Inc. | $101.12 | 5 |
| Ardelyx, Inc. | $60.11 | 2 |
| Calliditas Therapeutics US Inc. | $50.23 | 2 |
| Otsuka America Pharmaceutical, Inc. | $46.32 | 2 |
| Astrazeneca Pharmaceuticals LP | $36.45 | 2 |
What the 2025 payments were for
- Food and Beverage$445.73 · 19 payments
Receiving payments does not imply wrongdoing. What Open Payments covers ·original records
Other Internal Medicine, Nephrology providers in Tracy
- 1346443991