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GRETA EUGENIA RIOS-STEED MD
NPI 1649708397
Family Medicine in Corona, CA

Active since May 25, 2017PECOS EnrolledAccepts Medicare Assignment
495 E RINCON ST STE 215, CORONA, CA 92879(855) 505-7467 Get Directions Write a Review

NPPES record last updated: February 26, 2024. Verified against the NPPES registry weekly; last sync: August 09, 2026.

Record update history: Aug 28, 2020, Apr 15, 2020, Sep 16, 2017 and 1 more (4 updates tracked since 2017).

About Greta Eugenia Rios-steed Md NPPES

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

GRETA EUGENIA RIOS-STEED MD (NPI 1649708397) is an individual family medicine provider in Corona, California, licensed in California (A166356) and active in the NPI registry since May 2017. She is enrolled in Medicare PECOS and is a graduate of Other (2016).

NPPES Registry Identity

NPI1649708397
Entity TypeIndividualFemale
Primary Taxonomy207Q00000X
Provider Legal NameGRETA EUGENIA RIOS-STEEDCredential: MD
Location Address495 E RINCON ST STE 215Corona, CA 92879-1378
Mailing Address495 E Rincon St Ste 215Corona, CA 92879-1378 · (855) 505-7467
Phone(855) 505-7467
Sole ProprietorNo
Medical School CMSOtherGraduated 2016
Enumeration DateMay 25, 2017
Last NPPES UpdateFebruary 26, 20244 updates tracked since enumeration
NPPES CertifiedFebruary 26, 2024
✔ NPI 1649708397 is a valid, active identifier and passes the ISO check-digit test.

Specialties & Licenses

★ Primary SpecialtyFamily MedicineAllopathic & Osteopathic Physicians
Taxonomy Code207Q00000X
Licenses✔ Licensed in CA · A166356✔ Licensed in NV · 19493✔ Licensed in AZ · 61896
Definition
Family Medicine is the medical specialty which is concerned with the total health care of the individual and the family. It is the specialty in breadth which integrates the biological, clinical, and behavioral sciences. The scope of family medicine is not limited by age, sex, organ system, or disease entity.
495 E RINCON ST STE 215, Corona, CA 92879
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Other Names 1

Other Name (5)Greta Eugenia Gonzalez-rios Md

Accepted Insurance

The full list of accepted plans is on the Insurance tab. Issuers include Ambetter from Arizona Complete Health, Blue Cross Blue Shield of Arizona, UnitedHealthcare.Insurance ›

Medicare Participation & PECOS CMS

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

Medicare Enrollment Status

✔

Enrolled in Medicare and accepts Medicare assignment

Greta Eugenia Rios-steed Md is registered in PECOS and agrees to accept the Medicare-approved amount as full payment. Medicare patients are not billed beyond the standard deductible and coinsurance.

PECOS PAC ID3476824871
PECOS Enrollment IDI20200706000849
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.

Areas of Expertise CMS Part B claims 4

Services this provider delivered to Medicare fee-for-service patients, from the CMS Medicare utilization data. Higher counts generally reflect more experience with a service; care delivered outside Medicare is not included.

Established patient office or other outpatient visit with moderate level of decision making, if using time, 30 minutes or more 99214
This is a routine check-up for patients who have previously visited our clinic. It involves a comprehensive review of your health and any ongoing treatments. The consultation lasts between 30-39 minutes, allowing enough time to discuss any concerns.
88 services69 patients
Established patient office or other outpatient visit with low level od decision making, if using time, 20 minutes or more 99213
This is a routine visit for patients who have already been seen by the healthcare provider. During this approximately 20-29 minute appointment, your health status will be evaluated and any necessary treatments or tests will be discussed. It's a chance to address any health concerns you may have.
30 services26 patients
Established patient office or other outpatient visit with high level of medical decision making, if using time, 40 minutes or more 99215
This service involves a follow-up appointment for existing patients, lasting between 40 to 54 minutes. During this time, your healthcare provider will assess your current health status, discuss any changes or concerns, review your treatment plan, and answer any questions you may have.
22 services19 patients
Insertion of needle into vein for collection of blood sample 36415
This procedure involves inserting a small needle into a vein, typically in your arm, to collect a blood sample. It's a quick and simple process to help diagnose or monitor health conditions. You may feel a small prick, but discomfort is minimal.
20 services19 patients

Physician Visit Costs CMS claims · ZIP area

Typical Medicare office-visit costs in the 92879 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
$91.88 typical visit price
range $59.60 – $179.42
Typical copayment $22.97 (range $14.90 – $44.85)
Most-billed visit code 99203
Established Patient
$104.64 typical visit price
range $19.37 – $146.42
Typical copayment $26.16 (range $4.84 – $36.60)
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.

Referred Medical Equipment & Supplies CMS DME claims

Durable medical equipment, devices and supplies this provider ordered from DME suppliers for patients, from Medicare fee-for-service claims.

Blood glucose test or reagent strips for home blood glucose monitor, per 50 strips A4253
DME-Other DME · category DE017N
4 suppliers12 claims21 services$5.95 avg. paid by Medicare
Dollar amounts are the average Medicare paid the supplier per service. They are not the cost to the patient.

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 Greta Rios-steed's NPI number?

The NPI number for Greta Rios-steed is 1649708397. It was assigned to this individual provider in the NPPES registry on May 25, 2017. The provider is also known as Greta Eugenia Gonzalez-Rios MD.

Where is Greta Rios-steed located?

Greta Rios-steed practices at 495 E Rincon St Ste 215, Corona, CA 92879. The listed phone number is (855) 505-7467.

What is Greta Rios-steed's specialty?

The primary specialty registered for this NPI is Family Medicine with taxonomy code 207Q00000X.

Is Greta Rios-steed enrolled in Medicare?

Yes. Greta Rios-steed is registered in the Medicare PECOS system and accepts Medicare assignment, which means accepting the Medicare-approved amount as payment in full for covered services.

What insurance does Greta Rios-steed accept?

Health plans from Ambetter from Arizona Complete Health, Blue Cross Blue Shield of Arizona and UnitedHealthcare list Greta Rios-steed as in-network in at least one marketplace plan. Coverage varies by plan and year; verify with the insurer or the provider before a visit.

When was this NPI record last updated?

The NPPES record for Greta Rios-steed was last updated on February 26, 2024. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 2 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.