STEPHEN M SIMON MD
NPI 1285618389
Radiology - Diagnostic Radiology in Mission Viejo, CA

Q: What is Stephen Simon's NPI number?

The NPI number for Stephen Simon is 1285618389. It was assigned to this individual provider in the NPPES registry on December 1, 2005.

Q: What is Stephen Simon's specialty?

The primary specialty registered for this NPI is Radiology, specializing in Diagnostic Radiology, with taxonomy code 2085R0202X.

Q: When was this NPI record last updated?

The NPPES record for Stephen Simon was last updated on November 30, 2007. NPI Profile syncs with the weekly NPPES data releases published by CMS.

Active since December 01, 2005PECOS Enrolled

27700 MEDICAL CENTER RD, MISSION VIEJO, CA 92691(949) 364-7744(949) 364-4233 Get Directions Write a Review

NPPES record last updated: November 30, 2007. Verified against the NPPES registry weekly; last sync: July 26, 2026.

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About Stephen M Simon Md NPPES

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

STEPHEN M SIMON MD (NPI 1285618389) is an individual diagnostic radiology provider in Mission Viejo, California, licensed in California (G50753) and active in the NPI registry since December 2005. He is enrolled in Medicare PECOS.

NPPES Registry Identity

NPI1285618389

Entity TypeIndividualMale

Primary Taxonomy2085R0202X

Provider Legal NameSTEPHEN M SIMONCredential: MD

Location Address27700 MEDICAL CENTER RDMission Viejo, CA 92691-6426

Mailing AddressDept La 21789Pasadena, CA 91185-1789 · (949) 263-8620 · Fax (949) 263-1639

Phone(949) 364-7744

Fax(949) 364-4233

Sole ProprietorNo

Enumeration DateDecember 1, 2005

Last NPPES UpdateNovember 30, 2007

✔ NPI 1285618389 is a valid, active identifier and passes the ISO check-digit test.

Specialties & Licenses

★ Primary SpecialtyRadiology · Diagnostic RadiologyAllopathic & Osteopathic Physicians

Taxonomy Code2085R0202X

License✔ Licensed in CA · G50753

Definition

A radiologist who utilizes x-ray, radionuclides, ultrasound and electromagnetic radiation to diagnose and treat disease.

27700 MEDICAL CENTER RD, Mission Viejo, CA 92691

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Other Identifiers 5

Medicare UPINA51796

Medicaid00G50753CA

Medicare PINWG50753HCA

Medicare PINWG50753CCA

Other00G507530CA · Blue Shield Of Ca

Medicare Participation & PECOS CMS

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

Medicare Enrollment Status

✔

Enrolled in Medicare (PECOS)

Stephen M Simon Md 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

$77.96 typical visit price

range $20.84 – $153.61

Typical copayment $19.49 (range $5.21 – $38.40)

Most-billed visit code 99213

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

Medicare Quality Performance CMS QPP · MIPS

Performance in the CMS Quality Payment Program: the MIPS final score across four weighted categories, and the individual quality measures reported to Medicare.

Reported Quality Measures

Radiology: Reminder System for Screening Mammograms

Percentage of patients undergoing a screening mammogram whose information is entered into a reminder system with a target due date for the next mammogram

100%1,052 patients

Providers report different measures because they deliver different services; reporting more or less information is not a reflection of quality. Star ratings appear only where CMS assigned them.

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