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DENNIS ROCHER O'CONNOR IV M.D./M.P.H.
NPI 1508027863
Emergency Medicine in National City, CA

Active since June 19, 2008PECOS Enrolled
2400 E 4TH ST, NATIONAL CITY, CA 91950(760) 310-5658 Get Directions Write a Review

NPPES record last updated: July 14, 2015. Verified against the NPPES registry weekly; last sync: August 16, 2026.

About Dennis Rocher O'connor Iv M.d./m.p.h. NPPES

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

DENNIS ROCHER O'CONNOR IV M.D./M.P.H. (NPI 1508027863) is an individual emergency medicine provider in National City, California, licensed in California (A135332) and active in the NPI registry since June 2008. He is enrolled in Medicare PECOS.

NPPES Registry Identity

NPI1508027863
Entity TypeIndividualMale
Primary Taxonomy207P00000X
Provider Legal NameDENNIS ROCHER O'CONNOR IVCredential: M.D./M.P.H.
Location Address2400 E 4TH STNational City, CA 91950-2026
Mailing Address619 19th St SBirmingham, AL 35249-1900
Phone(760) 310-5658
Sole ProprietorNo
Enumeration DateJune 19, 2008
Last NPPES UpdateJuly 14, 2015
✔ NPI 1508027863 is a valid, active identifier and passes the ISO check-digit test.

Specialties & Licenses 2

★ Primary SpecialtyEmergency MedicineAllopathic & Osteopathic Physicians
Taxonomy Code207P00000X
License✔ Licensed in CA · A135332
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.
Also ListedStudent in an Organized Health Care Education/Training ProgramTaxonomy 390200000X
2400 E 4TH ST, National City, CA 91950
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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)

Dennis Rocher O'connor Iv M.d./m.p.h. 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 91950 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.

ALLISON KORNBLATT M.D.
Emergency Medicine
2400 E 4TH ST
NATIONAL CITY, CA 91950
San Diego County (917) 699-6856
ANTHONY DICARLO RN
Registered Nurse
2400 E 4TH ST
NATIONAL CITY, CA 91950
San Diego County (619) 470-4321
MARIA G. PASCUA MS CCC-SLP
Speech-Language Pathologist
2400 E 4TH ST
NATIONAL CITY, CA 91950
San Diego County (619) 472-4577
ANTHONY R. FERKICH M.D.
Emergency Medicine
2400 E 4TH ST, EMERGENCY DEPARTMENT
NATIONAL CITY, CA 91950
San Diego County (619) 470-4321
EVELYN R. BLAZADO, M.D., INC.
Pathology (Anatomic Pathology & Clinical Pathology)
2400 E 4TH ST
NATIONAL CITY, CA 91950
San Diego County (619) 470-4321
COLLEEN MARIE STALLMER CRNA
Nurse Anesthetist, Certified Registered
2400 E 4TH ST
NATIONAL CITY, CA 91950
San Diego County (619) 470-4321
DOROTHY E. HAIRSTON M.D.
Hospitalist
2400 E 4TH ST
NATIONAL CITY, CA 91950
San Diego County (619) 472-4690
IMAGING MEDICAL ASSOCIATES, OF SAN DIEGO, INC.
Radiology (Diagnostic Radiology)
2400 E 4TH ST
NATIONAL CITY, CA 91950
San Diego County (619) 470-4321

Frequently Asked Questions NPPES & CMS

Common questions about this NPI record, answered from the official NPPES registry and CMS datasets shown on this page.

What is Dennis O'connor's NPI number?

The NPI number for Dennis O'connor is 1508027863. It was assigned to this individual provider in the NPPES registry on June 19, 2008.

Where is Dennis O'connor located?

Dennis O'connor practices at 2400 E 4th St, National City, CA 91950. The listed phone number is (760) 310-5658.

What is Dennis O'connor's specialty?

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

Is Dennis O'connor enrolled in Medicare?

Yes. Dennis O'connor is registered in the Medicare PECOS enrollment system.

When was this NPI record last updated?

The NPPES record for Dennis O'connor was last updated on July 14, 2015. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 11 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.