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DR. RAMON WADDELL JOHNSON M.D.
NPI 1861426629
Emergency Medicine in Mission Viejo, CA

Active since July 10, 2006PECOS Enrolled
27700 MEDICAL CENTER RD, MISSION VIEJO, CA 92691(949) 364-1400(949) 365-4941 Get Directions Write a Review

NPPES record last updated: June 27, 2008. Verified against the NPPES registry weekly; last sync: August 02, 2026.

About Dr. Ramon Waddell Johnson M.d. NPPES

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

DR. RAMON WADDELL JOHNSON M.D. (NPI 1861426629) is an individual emergency medicine provider in Mission Viejo, California, licensed in California (G43212) and active in the NPI registry since July 2006. He is enrolled in Medicare PECOS.

NPPES Registry Identity

NPI1861426629
Entity TypeIndividualMale
Primary Taxonomy207P00000X
Provider Legal NameDR. RAMON WADDELL JOHNSONCredential: M.D.
Location Address27700 MEDICAL CENTER RDMission Viejo, CA 92691-6426
Mailing AddressPo Box 660099Arcadia, CA 91066-0099 · (626) 447-0296 · Fax (626) 447-6057
Phone(949) 364-1400
Fax(949) 365-4941
Sole ProprietorYes
Enumeration DateJuly 10, 2006
Last NPPES UpdateJune 27, 2008
✔ NPI 1861426629 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 · G43212
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.
27700 MEDICAL CENTER RD, Mission Viejo, CA 92691
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Other Identifiers 3

Medicare PINWG43212GCA
Medicare UPINA49271CA
Medicaid00G432120CA

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. Ramon Waddell Johnson 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 92691 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
$96.36 typical visit price
range $62.96 – $187.60
Typical copayment $24.09 (range $15.74 – $46.90)
Most-billed visit code 99203
Established Patient
$109.96 typical visit price
range $20.84 – $153.61
Typical copayment $27.49 (range $5.21 – $38.40)
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.

CHELSEA ZIMMERMAN
Nurse Practitioner (Acute Care)
27700 MEDICAL CENTER RD
MISSION VIEJO, CA 92691
Orange County (949) 364-1400
MISSION HOSPITAL REGIONAL MEDICAL CENTER
Rehabilitation Hospital
27700 MEDICAL CENTER RD
MISSION VIEJO, CA 92691
Orange County (949) 364-1400
LAUREN ELIZABETH VENTO PA-C
Physician Assistant
27700 MEDICAL CENTER RD
MISSION VIEJO, CA 92691
Orange County (949) 364-1400
JOHN ERIC MELLOTT P.A.
Physician Assistant
27700 MEDICAL CENTER RD
MISSION VIEJO, CA 92691
Orange County (949) 364-1400
DHP OF MISSION MEDICAL GROUP INC
Orthopaedic Surgery
27700 MEDICAL CENTER RD
MISSION VIEJO, CA 92691
Orange County (949) 364-1400
MS. BRENDI M GAYLE AG-ACNP
Nurse Practitioner (Acute Care)
27700 MEDICAL CENTER RD
MISSION VIEJO, CA 92691
Orange County (949) 364-1400
MISSION VIEJO EMERGENCY MEDICAL ASSOCIATES
Emergency Medicine
27700 MEDICAL CENTER RD
MISSION VIEJO, CA 92691
Orange County (844) 474-4019
DR. JIMMY TON M.D.
Radiology (Vascular & Interventional Radiology)
27700 MEDICAL CENTER RD
MISSION VIEJO, CA 92691
Orange County (949) 364-1400

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 Ramon Johnson's NPI number?

The NPI number for Ramon Johnson is 1861426629. It was assigned to this individual provider in the NPPES registry on July 10, 2006.

Where is Ramon Johnson located?

Ramon Johnson practices at 27700 Medical Center Rd, Mission Viejo, CA 92691. The listed phone number is (949) 364-1400.

What is Ramon Johnson's specialty?

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

Is Ramon Johnson enrolled in Medicare?

Yes. Ramon Johnson is registered in the Medicare PECOS enrollment system.

When was this NPI record last updated?

The NPPES record for Ramon Johnson was last updated on June 27, 2008. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 18 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.