DR. DEREK THOMAS LARSON D.O.
NPI 1104165034
Internal Medicine - Infectious Disease in San Diego, CA

Q: What is Derek Larson's NPI number?

The NPI number for Derek Larson is 1104165034. It was assigned to this individual provider in the NPPES registry on February 13, 2013.

Q: What is Derek Larson's specialty?

The primary specialty registered for this NPI is Internal Medicine, specializing in Infectious Disease, with taxonomy code 207RI0200X.

Q: When was this NPI record last updated?

The NPPES record for Derek Larson was last updated on August 14, 2023. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 3 years 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 February 13, 2013PECOS Enrolled

34800 BOB WILSON DR, SAN DIEGO, CA 92134(619) 532-7478 Get Directions Write a Review

NPPES record last updated: August 14, 2023. Verified against the NPPES registry weekly; last sync: August 23, 2026.

Record update history: Aug 14, 2023, Feb 3, 2021, Jul 2, 2019 (3 updates tracked since 2019).

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About Dr. Derek Thomas Larson D.o. NPPES

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

DR. DEREK THOMAS LARSON D.O. (NPI 1104165034) is an individual infectious disease provider in San Diego, California, licensed in Virginia (0102203897) and active in the NPI registry since February 2013. He is enrolled in Medicare PECOS.

NPPES Registry Identity

NPI1104165034

Entity TypeIndividualMale

Primary Taxonomy207RI0200X

Provider Legal NameDR. DEREK THOMAS LARSONCredential: D.O.

Location Address34800 BOB WILSON DRSan Diego, CA 92134-1098

Mailing Address34800 Bob Wilson DrSan Diego, CA 92134-1098 · (619) 532-7478

Phone(619) 532-7478

Sole ProprietorYes

Enumeration DateFebruary 13, 2013

Last NPPES UpdateAugust 14, 20233 updates tracked since enumeration

NPPES CertifiedAugust 14, 2023

✔ NPI 1104165034 is a valid, active identifier and passes the ISO check-digit test.

Specialties & Licenses 2

★ Primary SpecialtyInternal Medicine · Infectious DiseaseAllopathic & Osteopathic Physicians

Taxonomy Code207RI0200X

License✔ Licensed in VA · 0102203897

Definition

An internist who deals with infectious diseases of all types and in all organ systems. Conditions requiring selective use of antibiotics call for this special skill. This physician often diagnoses and treats AIDS patients and patients with fevers which have not been explained. Infectious disease specialists may also have expertise in preventive medicine and travel medicine.

Also ListedGeneral PracticeTaxonomy 208D00000X · License 0102203897 (VA)

34800 BOB WILSON DR, San Diego, CA 92134

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Medicare Participation & PECOS CMS

Medicare enrollment, assignment, and ordering and referring status from the CMS PECOS system.

Medicare Enrollment Status

✔

Enrolled in Medicare (PECOS)

Dr. Derek Thomas Larson D.o. is registered in the CMS Provider Enrollment, Chain and Ownership System (PECOS).

Eligible to Order & Refer✔ Part B Labs & Imaging✔ Durable Medical Equipment✔ Home Health Agency✔ Power Mobility DevicesPer the CMS Ordering and Referring file. Eligibility means Medicare pays claims that this provider orders or refers for these categories.

Physician Visit Costs CMS claims · ZIP area

Typical Medicare office-visit costs in the 92134 ZIP code area, from fee-for-service claims. These are area statistics, not this provider’s prices; actual charges vary by service and coverage.

New Patient

$140.22 typical visit price

range $62.10 – $184.71

Typical copayment $35.05 (range $15.52 – $46.17)

Most-billed visit code 99204

Established Patient

$108.42 typical visit price

range $20.62 – $151.42

Typical copayment $27.10 (range $5.15 – $37.85)

Most-billed visit code 99214

Amounts reflect what Medicare beneficiaries in this ZIP area are typically charged for office visits. Patients with other coverage should check their individual plans.

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)