DR. WILLIAM D. CHRISTIANSEN M.D.
NPI 1831107952
Emergency Medicine in San Diego, CA

Active since August 04, 2006PECOS Enrolled
10243 GENETIC CENTER DR, SAN DIEGO, CA 92121(858) 526-6100(858) 526-6134 Get Directions Write a Review

NPPES record last updated: June 18, 2013. Verified against the NPPES registry weekly; last sync: July 19, 2026.

About Dr. William D. Christiansen M.d. NPPES

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

DR. WILLIAM D. CHRISTIANSEN M.D. (NPI 1831107952) is an individual emergency medicine provider in San Diego, California, licensed in California (G50367) and active in the NPI registry since August 2006. He is enrolled in Medicare PECOS.

NPPES Registry Identity

NPI1831107952
Entity TypeIndividualMale
Primary Taxonomy207P00000X
Provider Legal NameDR. WILLIAM D. CHRISTIANSENCredential: M.D.
Location Address10243 GENETIC CENTER DRSan Diego, CA 92121-6310
Mailing Address10243 Genetic Center DrSan Diego, CA 92121-6310 · (858) 526-6100 · Fax (858) 526-6134
Fax(858) 526-6134
Sole ProprietorNo
Enumeration DateAugust 4, 2006
Last NPPES UpdateJune 18, 2013
NPI 1831107952 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 · G50367
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.

10243 GENETIC CENTER DR, San Diego, CA 92121

Other Identifiers 3

Medicare ID-Type UnspecifiedWG50367ACA
Medicaid00G503670CA
Medicare UPINA51656CA

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. William D. Christiansen M.d. 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 92121 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
$94.87 typical visit price
range $62.10 – $184.71
Typical copayment $23.71 (range $15.52 – $46.17)
Most-billed visit code 99203
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.

Physician Assistant (Medical)
10243 GENETIC CENTER DR
SAN DIEGO, CA 92121
Family Medicine
10243 GENETIC CENTER DR
SAN DIEGO, CA 92121
Otolaryngology (Pediatric Otolaryngology)
10243 GENETIC CENTER DR
SAN DIEGO, CA 92121
Ophthalmology
10243 GENETIC CENTER DR
SAN DIEGO, CA 92121
Emergency Medicine
10243 GENETIC CENTER DR
SAN DIEGO, CA 92121
Emergency Medicine
10243 GENETIC CENTER DR
SAN DIEGO, CA 92121
Internal Medicine (Rheumatology)
10243 GENETIC CENTER DR
SAN DIEGO, CA 92121
Internal Medicine
10243 GENETIC CENTER DR
SAN DIEGO, CA 92121

Frequently Asked Questions

The NPI number assigned to this healthcare provider is 1831107952, enumerated as an "individual" on August 04, 2006.

The provider is located at 10243 GENETIC CENTER DR SAN DIEGO, CA 92121 and the phone number is (858) 526-6100.

Emergency Medicine with taxonomy code 207P00000X.

The provider might be accepting Accepts: Medicare and Medicaid. Please consult your insurance carrier or call the provider to verify.