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

Nicholus Michael Warstadt, MD

Individual provider Emergency Medicine Physician · NPI 1831696194

Nicholus Michael Warstadt, MD is an Emergency Medicine in San Diego, California. Graduated from Stanford University School of Medicine in 2018, 8 years ago. Practices with Sharp Rees-Stealy Medical Group Inc, a 874-clinician group and accepts Medicare assignment. Licensed in California.

Years since qualifying
8
Trained at
Stanford University School of Medicine
Licensed in
CA
In the registry since
2018
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

4077 Fifth Ave
San Diego, CA 92103-2105
Phone: (619) 686-3800
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Pin is approximate — placed at the ZIP-code centre, not the exact door.

Specialties & licences

Emergency Medicine Physician (primary) Taxonomy 207P00000X · Licence A175155 (CA)

Record details

NPI number1831696194
Entity typeIndividual (Type 1)
GenderMale
Credentials MD
Sole proprietorNo
NPI enumeratedApril 12, 2018
Last updated in NPPESJuly 7, 2026
Certification dateJuly 7, 2026

Medicare enrollment

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

Medicare specialtyEMERGENCY MEDICINE
Medical schoolSTANFORD UNIVERSITY SCHOOL OF MEDICINE
Graduated 2018 (8 years in practice)
Group practice Sharp Rees-Stealy Medical Group Inc — 874 clinicians
Accepts Medicare assignment Yes — accepts the Medicare-approved amount
Practice locations2 on file with Medicare

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