Provider records sourced from NPPES (CMS National Plan & Provider Enumeration System). Data current as of August 10, 2026.

Dr. Nathan Mark Spengler, MD

Individual provider Diagnostic Radiology Physician · NPI 1992919666

Dr. Nathan Mark Spengler, MD is a Diagnostic Radiology in San Diego, California. Graduated from Tulane University School of Medicine in 2004, 22 years ago. Practices with Regents of the University of California, a 2,061-clinician group, works from 2 locations and accepts Medicare assignment. Licensed in California and Colorado.

Years since qualifying
22
Trained at
Tulane University School of Medicine
Licensed in
CA, CO
In the registry since
2007
Specialties on file
2
What do these letters mean?
MD — Doctor of Medicine
A physician who completed allopathic medical school.

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Practice location Address checks out

200 W Arbor Dr
San Diego, CA 92103-9000
Phone: (800) 926-8273
Fax: (888) 539-8781
Show map & directions

Pin is approximate — placed at the ZIP-code centre, not the exact door.

Additional practice locations (1)

  • 10350 E Dakota Ave, Denver, CO 80247-1314 — (303) 338-4545

Specialties & licences

Diagnostic Radiology Physician (primary) Taxonomy 2085R0202X · Licence A93557 (CA)
Diagnostic Radiology Physician Taxonomy 2085R0202X · Licence 48743 (CO)

Record details

NPI number1992919666
Entity typeIndividual (Type 1)
GenderMale
Credentials MD
Sole proprietorNo
NPI enumeratedMay 10, 2007
Last updated in NPPESJuly 26, 2023
Certification dateJuly 26, 2023

Medicare enrollment

From the CMS Doctors & Clinicians file — this clinician is enrolled in Medicare.

Medicare specialtyDIAGNOSTIC RADIOLOGY
Medical schoolTULANE UNIVERSITY SCHOOL OF MEDICINE
Graduated 2004 (22 years in practice)
Group practice Regents Of The University Of California — 2061 clinicians
Accepts Medicare assignment Yes — accepts the Medicare-approved amount

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