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

Urology

Jonathan M. Maldonado, MD

Works at hospitals in Alton, IL · Saint Louis, MO · Creve Coeur, MO … · Illinois, Missouri

Summary

Jonathan M. Maldonado, MD (Urology) is listed by Medicare at 5 hospitals in Alton, IL, Saint Louis, MO and Creve Coeur, MO and other places. NPI 1487004917. Medicare data says the clinician accepts Medicare assignment. Source: CMS Facility Affiliation Data, updated 2026-10-02.

From official Medicare data

This page shows what Medicare's official clinician data says about Jonathan M. Maldonado, joined by NPI number (data updated 2026-10-02). It is not a recommendation or a rating. Call the office or hospital to confirm before you go.

In a medical emergency, call 911.

At a glance

UrologyPrimary specialty
YesAccepts Medicare assignment
YesOffers telehealth
10Years since medical school (graduated 2016)
Loma Linda University School Of MedicineMedical school
MaleGender (as listed)
Washington UniversityGroup practice

Quick answers

Which hospitals does Jonathan M. Maldonado work at?
Medicare's official clinician data lists Jonathan M. Maldonado at 5 hospitals: Alton Memorial Hospital, Barnes Jewish Hospital, Barnes-Jewish West County Hospital, Memorial Hospital and Missouri Baptist Medical Center. This is where the clinician works or has privileges; call the hospital to confirm.
Where does Jonathan M. Maldonado see patients?
Medicare's clinician data lists 2 practice locations, including Saint Louis, MO. Call before your visit to confirm the address.
What is Jonathan M. Maldonado's specialty?
Medicare lists Urology as the primary specialty.
Does Jonathan M. Maldonado accept Medicare assignment?
Yes. Medicare's clinician data says Jonathan M. Maldonado accepts Medicare assignment (the Medicare-approved amount as full payment for covered services), as of 2026-10-02. Ask the office to confirm before your visit.
Does Jonathan M. Maldonado offer telehealth?
Medicare's clinician data says Jonathan M. Maldonado offers telehealth services. Ask the office which visits can be done by video or phone.
What is the phone number for Jonathan M. Maldonado?
(314) 362-9355, as listed in official Medicare / NPI Registry data.
What is Jonathan M. Maldonado's NPI number?
1487004917. The NPI (National Provider Identifier) is the clinician's permanent federal ID; you can look it up in the official NPI Registry.

Hospitals where Jonathan M. Maldonado works

Medicare's Facility Affiliation Data lists Jonathan M. Maldonado at these hospitals (updated 2026-10-02). Each hospital page shows its address, phone, emergency services, Medicare rating and all its clinicians.

Practice locations

Addresses where Jonathan M. Maldonado is enrolled with Medicare (CMS data updated 2026-10-02).

Group practices

Medicare enrollment lists Jonathan M. Maldonado as a member of this group (CMS data updated 2026-10-02).

  • Washington University3,029 clinicians in the group

Specialties

Find other Urology doctors in Missouri →

Other urologists in Saint Louis

Clinicians with the same Medicare primary specialty in Saint Louis, MO — not a recommendation.

All urologists in Saint Louis →

Clinician information

CredentialMD
Medical schoolLoma Linda University School Of Medicine
Graduation year2016
Gender (as listed)Male
Medicare assignmentAccepts (Medicare-approved amount as full payment)
TelehealthOffers telehealth services
NPI (National Provider Identifier)1487004917
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 2026-10-02, retrieved 2026-10-29
  2. National Downloadable File (Doctors and Clinicians) — CMS, data updated 2026-10-02, retrieved 2026-10-29
  3. NPI Registry — U.S. Department of Health and Human Services (NPPES), the clinician’s official record
  4. Medicare Care Compare — official Medicare tool to look up clinicians