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DR. SCOTT LESTER NELSON PSY.D.
NPI 1164551933
Psychologist - Clinical in Newport Beach, CA

Active since March 05, 2007PECOS EnrolledAccepts Medicare Assignment
3300 IRVINE AVE, SUITE 111, NEWPORT BEACH, CA 92660(949) 229-5480 Get Directions Write a Review

NPPES record last updated: January 15, 2016. Verified against the NPPES registry weekly; last sync: October 25, 2026.

Record update history: Jan 15, 2016, Dec 22, 2015 (2 updates tracked since 2015).

About Dr. Scott Lester Nelson Psy.d. NPPES

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

DR. SCOTT LESTER NELSON PSY.D. (NPI 1164551933) is an individual clinical provider in Newport Beach, California, licensed in California (PSY27994) and active in the NPI registry since March 2007. He is enrolled in Medicare PECOS and is a graduate of Other (2012).

NPPES Registry Identity

NPI1164551933
Entity TypeIndividualMale
Primary Taxonomy103TC0700X
Provider Legal NameDR. SCOTT LESTER NELSONCredential: PSY.D.
Location Address3300 IRVINE AVE, SUITE 111Newport Beach, CA 92660-3109
Mailing AddressPo Box 27264Santa Ana, CA 92799-7264 · (714) 381-0836
Phone(949) 229-5480
Sole ProprietorNo
Medical School CMSOtherGraduated 2012
Enumeration DateMarch 5, 2007
Last NPPES UpdateJanuary 15, 20162 updates tracked since enumeration
✔ NPI 1164551933 is a valid, active identifier and passes the ISO check-digit test.

Specialties & Licenses

★ Primary SpecialtyPsychologist · ClinicalBehavioral Health & Social Service Providers
Taxonomy Code103TC0700X
License✔ Licensed in CA · PSY27994
Definition
A psychologist who provides continuing and comprehensive mental and behavioral health care for individuals and families; consultation to agencies and communities; training, education and supervision; and research-based practice. It is a specialty in breadth -- one that is broadly inclusive of severe psychopathology -- and marked by comprehensiveness and integration of knowledge and skill from a broad array of disciplines within and outside of psychology proper. The scope of clinical psychology encompasses all ages, multiple diversities and varied systems.
3300 IRVINE AVE, Newport Beach, CA 92660
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Medicare Participation & PECOS CMS

Medicare enrollment, assignment, billing reassignment, and ordering and referring status from CMS.

Medicare Enrollment Status

✔

Enrolled in Medicare and accepts Medicare assignment

Dr. Scott Lester Nelson Psy.d. 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 ID8224206701
PECOS Enrollment IDI20210219001437
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.

Medicare Billing Reassignment

Medicare enrollment records show Scott Nelson reassigns Medicare billing to 1 organization. The organization bills Medicare for the services this provider delivers there.

Chiron Psychological, Inc
0.9 mi
Psychologist
19742 MACARTHUR BLVD STE 135
Irvine, CA 92612
  • Reassigned Medicare billing, California enrollment
  • 15 clinicians in this Medicare group
NPI 1467984377 (714) 646-8034

Source: CMS Revalidation Reassignment List, October 2026 release. Reassignment records can lag staffing changes; confirm a current affiliation with the organization.

Physician Visit Costs CMS claims · ZIP area

Typical Medicare office-visit costs in the 92660 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
$187.60 typical visit price
range $62.96 – $187.60
Typical copayment $46.90 (range $15.74 – $46.90)
Most-billed visit code 99205
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 5

Providers registered at the same practice address, or within the immediate area, according to the NPPES registry.

MRS. LEANN SCHOUTEN MS, CCC-SLP
Speech-Language Pathologist
3300 IRVINE AVE, SUITE 111
NEWPORT BEACH, CA 92660
Orange County (949) 212-1116
DR. JEANNETTE BURKHARDT PINO PH.D.
Psychologist (Clinical)
3300 IRVINE AVE, SUITE 111
NEWPORT BEACH, CA 92660
Orange County (949) 278-3414
DR. VANDAI XUAN LE M.D.
Psychiatry & Neurology (Psychiatry)
3300 IRVINE AVE, SUITE 111
NEWPORT BEACH, CA 92660
Orange County (949) 877-6327
SHOLEH SHAHINFAR, SPEECH LANGUAGE PATHOLOGY INC
Speech-Language Pathologist
3300 IRVINE AVE, SUITE 111
NEWPORT BEACH, CA 92660
Orange County (240) 876-4855
SANDRA SHIGETOMI-TOYAMA
Speech-Language Pathologist
3300 IRVINE AVE, SUITE 111
NEWPORT BEACH, CA 92660
Orange County (714) 306-1225

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 Scott Nelson's NPI number?

The NPI number for Scott Nelson is 1164551933. It was assigned to this individual provider in the NPPES registry on March 5, 2007.

Where is Scott Nelson located?

Scott Nelson practices at 3300 Irvine Ave Suite 111, Newport Beach, CA 92660. The listed phone number is (949) 229-5480.

What is Scott Nelson's specialty?

The primary specialty registered for this NPI is Psychologist, specializing in Clinical, with taxonomy code 103TC0700X.

Is Scott Nelson enrolled in Medicare?

Yes. Scott Nelson 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.

Which organization bills Medicare for Scott Nelson's services?

According to the CMS Revalidation Reassignment List (October 2026 release), Scott Nelson reassigns Medicare benefits to Chiron Psychological, Inc (Irvine, CA). The reassignment is filed with Medicare on form CMS-855R, signed by both the clinician and the organization, and lets the organization bill Medicare and receive payment for Scott Nelson's services. Reassignment records can lag staffing changes; confirm current arrangements with the organization.

When was this NPI record last updated?

The NPPES record for Scott Nelson was last updated on January 15, 2016. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 10 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.