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Family Practice

Joylynn A. Gonzales, MD

Works at hospitals in Lake City, MN · Red Wing, MN · Rochester, MN · Minnesota

Summary

Dr. Joylynn A. Gonzales, MD is a family doctor at 1650 4th St SE, Rochester, MN 55904. Phone: (507) 285-8485. Accepts Medicare assignment. In 2024, Joylynn A. Gonzales had 90 Original Medicare patients and 1,114 services. NPI 1487686747. 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.

From official Medicare data

This page shows what Medicare's official clinician data says about Joylynn A. Gonzales, 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 Joylynn A. Gonzales accept Medicare assignment?
Yes. Medicare's clinician data says Joylynn A. Gonzales 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 Joylynn A. Gonzales see?
In 2024, CMS data shows 90 Original Medicare patients and 1,114 services for Joylynn A. Gonzales. This counts Original Medicare only and measures volume, not quality.
What is Joylynn A. Gonzales's NPI number?
1487686747. 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 Joylynn A. Gonzales, 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 patients90
Services billed to Medicare1,114
Different services or procedures102
Participating Medicare providerYes
Average age of these patients73

Most frequent services

  1. Insertion of needle into vein for collection of blood sample (36415)140 services
  2. Established patient office or other outpatient visit with low level od decision making, if using time, 20 minutes or more (99213)98 services
  3. Established patient office or other outpatient visit with moderate level of decision making, if using time, 30 minutes or more (99214)93 services
  4. Blood test, basic group of blood chemicals (calcium, total) (80048)81 services
  5. Complete blood cell count (red cells, white blood cell, platelets), automated test and automated differential white blood cell count (85025)56 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 pressure67%
  • High cholesterol58%
  • Arthritis31%
  • Anxiety30%
  • Depression24%
  • Ischemic heart disease22%

Hospitals where Joylynn A. Gonzales works

Medicare's Facility Affiliation Data lists Joylynn A. Gonzales 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 Joylynn A. Gonzales is enrolled with Medicare (CMS data updated October 2, 2026).

Group practices

Medicare enrollment lists Joylynn A. Gonzales as a member of this group (CMS data updated October 2, 2026).

  • Olmsted Medical Center336 clinicians in the group

Specialties

Find other Family Practice doctors in Minnesota →

Other family doctors in Rochester

Clinicians with the same Medicare primary specialty in Rochester, MN — not a recommendation.

All family doctors in Rochester →

Other clinicians in Olmsted Medical Center

Medicare enrollment lists these clinicians in the same group practice — not a recommendation.

Clinician information

CredentialMD
Medical schoolUniversity Of Minnesota Medical School
Graduation year2005 (21 years since medical school)
Gender (as listed)Female
Medicare assignmentAccepts (Medicare-approved amount as full payment)
NPI (National Provider Identifier)1487686747
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