DR. STEPHANIE RAE DOWNING MD
NPI 1174834055
Surgery - Surgical Critical Care in Moreno Valley, CA

Q: What is Stephanie Downing's NPI number?

The NPI number for Stephanie Downing is 1174834055. It was assigned to this individual provider in the NPPES registry on June 25, 2010.

Q: What is Stephanie Downing's specialty?

The primary specialty registered for this NPI is Surgery, specializing in Surgical Critical Care, with taxonomy code 2086S0102X.

Q: When was this NPI record last updated?

The NPPES record for Stephanie Downing was last updated on February 25, 2026. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 5 months 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.

Active since June 25, 2010PECOS EnrolledAccepts Medicare Assignment

26520 CACTUS AVE, MORENO VALLEY, CA 92555(951) 486-4000 Get Directions Write a Review

NPPES record last updated: February 25, 2026. Verified against the NPPES registry weekly; last sync: August 02, 2026.

Record update history: May 14, 2021, Nov 2, 2020, Jul 24, 2020 and 3 more (6 updates tracked since 2017).

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About Dr. Stephanie Rae Downing Md NPPES

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

DR. STEPHANIE RAE DOWNING MD (NPI 1174834055) is an individual surgical critical care provider in Moreno Valley, California, licensed in Wisconsin (103575) and active in the NPI registry since June 2010. She is enrolled in Medicare PECOS, is affiliated with Peacehealth St John Medical Center, and maintains 2 additional practice locations.

NPPES Registry Identity

NPI1174834055

Entity TypeIndividualFemale

Primary Taxonomy2086S0102X

Provider Legal NameDR. STEPHANIE RAE DOWNINGCredential: MD

Location Address26520 CACTUS AVEMoreno Valley, CA 92555-3927

Mailing Address2080 Celadon Dr NeGrand Rapids, MI 49525-3914 · (202) 375-8050

Phone(951) 486-4000

Sole ProprietorNo

Medical School CMSRush Medical College Of Rush UniversityGraduated 2006

Enumeration DateJune 25, 2010

Last NPPES UpdateFebruary 25, 20266 updates tracked since enumeration

NPPES CertifiedFebruary 25, 2026

✔ NPI 1174834055 is a valid, active identifier and passes the ISO check-digit test.

Specialties & Licenses 3

★ Primary SpecialtySurgery · Surgical Critical CareAllopathic & Osteopathic Physicians

Taxonomy Code2086S0102X

Licenses✔ Licensed in WI · 103575✔ Licensed in CA · A127403✔ Licensed in OK · 37504✔ Licensed in MI · 4301108085

Definition

A surgeon with expertise in the management of the critically ill and postoperative patient, particularly the trauma victim, who specializes in critical care medicine diagnoses, treats and supports patients with multiple organ dysfunction. This specialist may have administrative responsibilities for intensive care units and may also facilitate and coordinate patient care among the primary physician, the critical care staff and other specialists.

Also ListedInternal Medicine · Critical Care MedicineTaxonomy 207RC0200X · License 4301108085 (MI)

Also ListedSurgeryTaxonomy 208600000X · License MD60445640 (WA)

26520 CACTUS AVE, Moreno Valley, CA 92555

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Secondary Practice Locations 2

Location 11615 Delaware StLongview, WA 98632-2367 · Phone (360) 501-3500 · Fax (360) 501-3555

Location 21000 N Oak AveMarshfield, WI 54449-5703 · Phone (715) 387-5511

Accepted Insurance

The full list of accepted plans is on the Insurance tab. Issuers include Kaiser Permanente, Moda Health Plan, Inc., Premera Blue Cross Blue Shield of Alaska.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

Dr. Stephanie Rae Downing 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 ID6002039708

PECOS Enrollment IDI20140528000489, I20260309002600

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 6

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.

Critical care, first 30-74 minutes 99291

Critical care involves immediate and constant attention by a team of specially-trained health professionals. It's for patients with life-threatening conditions, requiring first 30-74 minutes of intense monitoring and treatment.

60 services21 patients

Subsequent hospital care with moderate levelof medical decision making, if using time, at least 50 minutes 99233

Follow-up hospital inpatient care per day typically involves a 35-minute check-up by your healthcare provider. This service includes monitoring your health progress, adjusting your treatment plan if needed, and answering any questions you may have about your condition or care.

46 services37 patients

Subsequent hospital care with straightforward or low level of medical decision making, per day, if using time, at least 25 minutes 99231

Follow-up hospital inpatient care is a daily service where a healthcare professional checks on your health progress during your hospital stay. Each session typically lasts 15 minutes, involving updates on your condition and adjustments to your treatment plan, if necessary.

45 services31 patients

Initial hospital care with moderate level of medical decision making, if using time, at least 75 minutes 99223

Initial hospital inpatient care per day, typically 70 minutes, refers to the daily medical service provided to patients admitted to the hospital. This includes a comprehensive evaluation, diagnosis, treatment plan, and monitoring of your health condition. It ensures your well-being during your hospital stay.

42 services42 patients

Hospital discharge day management, 30 minutes or less 99238

Hospital discharge day management of 30 minutes or less includes finalizing your treatment, discussing your progress, and planning after-care at home. It ensures you're ready to leave the hospital and continue recovery safely.

20 services20 patients

Initial hospital care with straightforward or low level of medical decision making, per day, if using time, at least 40 minutes 99221

Initial hospital inpatient care refers to the first day of your stay in the hospital. This service typically includes a 30-minute check-up with a healthcare professional. They'll assess your health, discuss your condition, and plan your treatment. It's part of ensuring you receive the best possible care.

14 services14 patients

Hospital Affiliations CMS Care Compare 2

Hospitals where this provider delivers care, identified from recent Medicare claims and place-of-service records.

Peacehealth St John Medical Center

Acute Care Hospitals · Longview, WA

3/5 CMS rating

OwnershipVoluntary non-profit - Church

CMS Certification Number500041

Location1615 Delaware StreetLongview, WA 98632 · Cowlitz County

Emergency services Birthing friendly

Marshfield Medical Center

Acute Care Hospitals · Marshfield, WI

3/5 CMS rating

OwnershipVoluntary non-profit - Church

CMS Certification Number520037

Location611 St Joseph AveMarshfield, WI 54449 · Wood County

Emergency services Birthing friendly

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.

MARINA BOYARSKY M.D.

Student in an Organized Health Care Education/Training Program

26520 CACTUS AVE, FAMILY MEDICINE RESIDENCY PROGRAM
MORENO VALLEY, CA 92555

Riverside County (951) 486-5611

DR. THU KIEU NGUYEN HUYNH PHARM.D.

Pharmacist