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Diagnostic Radiology

Nathan M. Spengler, MD

Works at hospitals in El Centro, CA · San Diego, CA · California

Summary

Nathan M. Spengler, MD (Diagnostic Radiology) is listed by Medicare at 2 hospitals in El Centro, CA and San Diego, CA. NPI 1992919666. 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 Nathan M. Spengler, 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

Diagnostic RadiologyPrimary specialty
YesAccepts Medicare assignment
22Years since medical school (graduated 2004)
Tulane University School Of MedicineMedical school
MaleGender (as listed)
Regents of the University of CaliforniaGroup practice

Quick answers

Which hospitals does Nathan M. Spengler work at?
Medicare's official clinician data lists Nathan M. Spengler at 2 hospitals: El Centro Regional Medical Center and UC San Diego Health Hillcrest - Hillcrest Medical Center. This is where the clinician works or has privileges; call the hospital to confirm.
Where does Nathan M. Spengler see patients?
Medicare's clinician data lists 1 practice location in San Diego, CA. Call before your visit to confirm the address.
What is Nathan M. Spengler's specialty?
Medicare lists Diagnostic Radiology as the primary specialty.
Does Nathan M. Spengler accept Medicare assignment?
Yes. Medicare's clinician data says Nathan M. Spengler 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.
What is the phone number for Nathan M. Spengler?
(800) 926-8273, as listed in official Medicare / NPI Registry data.
What is Nathan M. Spengler's NPI number?
1992919666. The NPI (National Provider Identifier) is the clinician's permanent federal ID; you can look it up in the official NPI Registry.

Hospitals where Nathan M. Spengler works

Medicare's Facility Affiliation Data lists Nathan M. Spengler 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 Nathan M. Spengler is enrolled with Medicare (CMS data updated 2026-10-02).

Group practices

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

  • Regents of the University of California2,089 clinicians in the group

Specialties

Find other Diagnostic Radiology doctors in California →

Other radiologists in San Diego

Clinicians with the same Medicare primary specialty in San Diego, CA — not a recommendation.

All radiologists in San Diego →

Clinician information

CredentialMD
Medical schoolTulane University School Of Medicine
Graduation year2004
Gender (as listed)Male
Medicare assignmentAccepts (Medicare-approved amount as full payment)
NPI (National Provider Identifier)1992919666
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