Medical emergency?Emergency? Call 911. Nearest emergency roomsNearest ERs

Nephrology

Aibar H. Huatuco, MD

Works at hospitals in Tracy, CA · California

Summary

Dr. Aibar H. Huatuco, MD is a nephrologist at 1530 N Bessie Ave, Suite 102, Tracy, CA 95376. Phone: (209) 836-1627. Accepts Medicare assignment. In 2024, Aibar H. Huatuco had 138 Original Medicare patients and 1,265 services. NPI 1245223932. Source: CMS National Downloadable File, updated October 2, 2026; CMS Facility Affiliation Data, updated October 2, 2026; CMS Medicare Physician & Other Practitioners, data year 2024.

  • Specialty: Nephrologist (Medicare lists Nephrology)
  • Address: 1530 N Bessie Ave, Suite 102, Tracy, CA 95376 · Directions
  • Phone: (209) 836‑1627
  • Medicare: Accepts Medicare assignment
  • Hospital: Sutter Tracy Community Hospital
  • Medical school: graduated 1970 (56 years since medical school)
  • Gender (as listed): Male

From official Medicare data

This page shows what Medicare's official clinician data says about Aibar H. Huatuco, joined by NPI number (data updated October 2, 2026). It is not a recommendation or a rating. Call the office or hospital to confirm before you go.

In a medical emergency, call 911.

Quick answers

Does Aibar H. Huatuco accept Medicare assignment?
Yes. Medicare's clinician data says Aibar H. Huatuco accepts Medicare assignment (the Medicare-approved amount as full payment for covered services), as of October 2, 2026. Ask the office to confirm before your visit.
How many Medicare patients does Aibar H. Huatuco see?
In 2024, CMS data shows 138 Original Medicare patients and 1,265 services for Aibar H. Huatuco. This counts Original Medicare only and measures volume, not quality.
What is Aibar H. Huatuco's NPI number?
1245223932. The NPI (National Provider Identifier) is the clinician's permanent federal ID; you can look it up in the official NPI Registry.

Medicare activity in 2024

Official CMS public-use data for Aibar H. Huatuco, data year 2024 (released May 21, 2026). It covers Original Medicare (fee-for-service) patients only, not Medicare Advantage or other insurance. It shows volume, not quality or outcomes. CMS hides any count of 10 or fewer patients.

Original Medicare patients138
Services billed to Medicare1,265
Different services or procedures18
Participating Medicare providerYes
Average age of these patients74

Most frequent services

  1. Established patient office or other outpatient visit with moderate level of decision making, if using time, 30 minutes or more (99214)343 services
  2. Dialysis services, 4 or more physician visits per month (20 years or older) (90960)294 services
  3. Subsequent hospital care with moderate levelof medical decision making, if using time, at least 35 minutes (99232)220 services
  4. Initial hospital care with moderate level of medical decision making, if using time, at least 75 minutes (99223)62 services
  5. Dialysis services, 2-3 physician visits per month (20 years or older) (90961)14 services

Chronic conditions among these patients

Share of this clinician’s Original Medicare patients with each condition, as published by CMS (it describes the patients, not the care given).

  • High blood pressure75%
  • High cholesterol75%
  • Diabetes75%
  • Chronic kidney disease75%
  • Ischemic heart disease50%
  • Arthritis36%

Hospitals where Aibar H. Huatuco works

Medicare's Facility Affiliation Data lists Aibar H. Huatuco at these hospitals (updated October 2, 2026). Each hospital page shows its address, phone, emergency services, Medicare rating and all its clinicians. Star rating and emergency services: Hospital General Information (CMS), data updated October 26, 2026.

Practice locations

Addresses where Aibar H. Huatuco is enrolled with Medicare (CMS data updated October 2, 2026).

Specialties

Find other Nephrology doctors in California →

Other nephrologists in California

Clinicians with the same Medicare primary specialty in California — not a recommendation.

All nephrologists in California →

Clinician information

CredentialMD
Graduation year1970 (56 years since medical school)
Gender (as listed)Male
Medicare assignmentAccepts (Medicare-approved amount as full payment)
NPI (National Provider Identifier)1245223932
CorrectionsReport an error or suggest an update →

Most corrections must be made at the source: clinicians update their NPI Registry record (NPPES) and their Medicare enrollment (PECOS); this page follows the next data release.

Sources

  1. Facility Affiliation Data — Centers for Medicare & Medicaid Services (CMS), data updated October 2, 2026, retrieved October 29, 2026
  2. Hospital General Information — CMS, data updated October 26, 2026, retrieved November 13, 2026
  3. National Downloadable File (Doctors and Clinicians) — CMS, data updated October 2, 2026, retrieved October 29, 2026
  4. Medicare Physician & Other Practitioners - by Provider — CMS, data year 2024, released May 21, 2026; Medicare Physician & Other Practitioners - by Provider and Service
  5. NPI Registry — U.S. Department of Health and Human Services (NPPES), the clinician’s official record
  6. Medicare Care Compare — official Medicare tool to look up clinicians