DR. JOHN A. SIEFERT M.D.
NPI 1124014162
Emergency Medicine in San Diego, CA

Q: What is John Siefert's NPI number?

The NPI number for John Siefert is 1124014162. It was assigned to this individual provider in the NPPES registry on September 26, 2005.

Q: What is John Siefert's specialty?

The primary specialty registered for this NPI is Emergency Medicine with taxonomy code 207P00000X.

Q: When was this NPI record last updated?

The NPPES record for John Siefert was last updated on November 12, 2024. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 20 months ago. If this record has changed at CMS more recently, you can request an on-demand re-check against the live CMS registry, directly from this page.

Active since September 26, 2005

34800 BOB WILSON DR, SAN DIEGO, CA 92134(619) 532-7427 Get Directions Write a Review

NPPES record last updated: November 12, 2024. Verified against the NPPES registry weekly; last sync: August 02, 2026.

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About Dr. John A. Siefert M.d. NPPES

Official registry information on file with the National Plan and Provider Enumeration System.

DR. JOHN A. SIEFERT M.D. (NPI 1124014162) is an individual emergency medicine provider in San Diego, California, licensed in California (G68507) and active in the NPI registry since September 2005.

NPPES Registry Identity

NPI1124014162

Entity TypeIndividualMale

Primary Taxonomy207P00000X

Provider Legal NameDR. JOHN A. SIEFERTCredential: M.D.

Location Address34800 BOB WILSON DRSan Diego, CA 92134-4307

Mailing Address827 J AveCoronado, CA 92118-2414 · (619) 607-5112

Phone(619) 532-7427

Sole ProprietorNo

Enumeration DateSeptember 26, 2005

Last NPPES UpdateNovember 12, 2024

NPPES CertifiedNovember 12, 2024

✔ NPI 1124014162 is a valid, active identifier and passes the ISO check-digit test.

Specialties & Licenses

★ Primary SpecialtyEmergency MedicineAllopathic & Osteopathic Physicians

Taxonomy Code207P00000X

License✔ Licensed in CA · G68507

Definition

An emergency physician focuses on the immediate decision making and action necessary to prevent death or any further disability both in the pre-hospital setting by directing emergency medical technicians and in the emergency department. The emergency physician provides immediate recognition, evaluation, care, stabilization and disposition of a generally diversified population of adult and pediatric patients in response to acute illness and injury.

34800 BOB WILSON DR, San Diego, CA 92134

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Other Identifiers 1

Medicaid00G685070CA

Other Providers at the Same Location NPPES 20

Providers registered at the same practice address, or within the immediate area, according to the NPPES registry.

LORENA MARIE FUJII N.P.

Nurse Practitioner (Pediatrics)