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RIZA GRACE NIELSEN NP
NPI 1174956064
Nurse Practitioner in Torrance, CA

Active since August 14, 2013PECOS Enrolled
21840 NORMANDIE AVE, TORRANCE, CA 90502(310) 222-5026 Get Directions Write a Review

NPPES record last updated: December 13, 2013. Verified against the NPPES registry weekly; last sync: July 26, 2026.

About Riza Grace Nielsen Np NPPES

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

RIZA GRACE NIELSEN NP (NPI 1174956064) is an individual nurse practitioner in Torrance, California, licensed in California (23066) and active in the NPI registry since August 2013. She is enrolled in Medicare PECOS and is a graduate of Other (2011).

NPPES Registry Identity

NPI1174956064
Entity TypeIndividualFemale
Primary Taxonomy363L00000X
Provider Legal NameRIZA GRACE NIELSENCredential: NP
Location Address21840 NORMANDIE AVETorrance, CA 90502-2047
Mailing Address2270 241st St, Unit 2Lomita, CA 90717-1052 · (310) 951-5726
Phone(310) 222-5026
Sole ProprietorNo
Medical School CMSOtherGraduated 2011
Enumeration DateAugust 14, 2013
Last NPPES UpdateDecember 13, 2013
✔ NPI 1174956064 is a valid, active identifier and passes the ISO check-digit test.

Specialties & Licenses

★ Primary SpecialtyNurse PractitionerPhysician Assistants & Advanced Practice Nursing Providers
Taxonomy Code363L00000X
License✔ Licensed in CA · 23066
Definition

(1) A registered nurse provider with a graduate degree in nursing prepared for advanced practice involving independent and interdependent decision making and direct accountability for clinical judgment across the health care continuum or in a certified specialty. (2) A registered nurse who has completed additional training beyond basic nursing education and who provides primary health care services in accordance with state nurse practice laws or statutes. Tasks performed by nurse practitioners vary with practice requirements mandated by geographic, political, economic, and social factors. Nurse practitioner specialists include, but are not limited to, family nurse practitioners, gerontological nurse practitioners, pediatric nurse practitioners, obstetric-gynecologic nurse practitioners, and school nurse practitioners.

21840 NORMANDIE AVE, Torrance, CA 90502
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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)

Riza Grace Nielsen Np is registered in the CMS Provider Enrollment, Chain and Ownership System (PECOS).

PECOS PAC ID4789811803
PECOS Enrollment IDI20131217001843
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 5

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 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.
85 services46 patients
Established patient office or other outpatient visit with straightforward medical decision making, if using time, 10 minutes or more 99212
This is a routine check-up for patients who have previously seen the doctor. During this 10-19 minute visit, the doctor will review your health status, discuss any concerns, and manage ongoing treatments or medications. It's a chance to ensure your health is on track.
45 services32 patients
X-ray of foot, minimum of 3 views 73630
An X-ray of the foot, minimum of 3 views, is a non-invasive imaging test. It uses a small amount of radiation to produce images of the bones and tissues in your foot. This helps to identify fractures, infections, or other abnormalities. Multiple views ensure a comprehensive examination.
33 services18 patients
New patient office or other outpatient visit with low level of medical decision making, if using time, 30 minutes or more 99203
This service involves an initial office or outpatient visit for a new patient. The healthcare professional will spend 30-44 minutes understanding your health history, current issues, and discussing possible treatment plans. It's a comprehensive evaluation to start your healthcare journey.
20 services20 patients
Aspiration and/or injection of fluid from large joint 20610
This procedure involves using a needle to remove (aspiration) or introduce (injection) fluid into a large joint like the knee or hip. It can help diagnose conditions, relieve discomfort, or deliver medication directly to the joint.
16 services11 patients

Physician Visit Costs CMS claims · ZIP area

Typical Medicare office-visit costs in the 90502 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.

KATAYOUN K MOSTAFAIE M.D.
General Practice
21840 NORMANDIE AVE, STE. 700
TORRANCE, CA 90502
Los Angeles County (310) 222-5101
ANDREW G GIANOUKAKIS M.D.
Internal Medicine (Endocrinology, Diabetes & Metabolism)
21840 NORMANDIE AVE, STE. 700
TORRANCE, CA 90502
Los Angeles County (310) 222-5183
KATHY E SIETSEMA M.D.
Internal Medicine (Pulmonary Disease)
21840 NORMANDIE AVE
TORRANCE, CA 90502
Los Angeles County (310) 222-5101
MARK T. MUNEKATA M.D.
General Practice
21840 NORMANDIE AVE, STE. 700
TORRANCE, CA 90502
Los Angeles County (310) 222-5101
JOEL D. KOPPLE M.D.
Internal Medicine (Nephrology)
21840 NORMANDIE AVE, STE. 700
TORRANCE, CA 90502
Los Angeles County (310) 222-5101
NEDILJKA BULJUBASIC M.D.
Internal Medicine (Cardiovascular Disease)
21840 NORMANDIE AVE, STE. 700
TORRANCE, CA 90502
Los Angeles County (310) 222-5101
CATHERINE S MAO M.D.
Pediatrics (Pediatric Endocrinology)
21840 NORMANDIE AVE, STE. 1100
TORRANCE, CA 90502
Los Angeles County (310) 222-5133
RONALD SWERDLOFF M.D.
Internal Medicine (Endocrinology, Diabetes & Metabolism)
21840 NORMANDIE AVE, STE. 700
TORRANCE, CA 90502
Los Angeles County (310) 222-5101

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 Riza Nielsen's NPI number?

The NPI number for Riza Nielsen is 1174956064. It was assigned to this individual provider in the NPPES registry on August 14, 2013.

Where is Riza Nielsen located?

Riza Nielsen practices at 21840 Normandie Ave, Torrance, CA 90502. The listed phone number is (310) 222-5026.

What is Riza Nielsen's specialty?

The primary specialty registered for this NPI is Nurse Practitioner with taxonomy code 363L00000X.

Is Riza Nielsen enrolled in Medicare?

Yes. Riza Nielsen is registered in the Medicare PECOS enrollment system.

When was this NPI record last updated?

The NPPES record for Riza Nielsen was last updated on December 13, 2013. NPI Profile syncs with the weekly NPPES data releases published by CMS.