1. Home
  2. Directory
  3. California
  4. Orange
  5. Psychologist
  6. NPI Profile

DR. BRIAN W. LYNN PH.D.
NPI 1972046423
Psychologist - Clinical in Orange, CA

Active since November 30, 2016PECOS Enrolled
1439 W CHAPMAN AVE # 11, ORANGE, CA 92868(714) 396-7336(855) 615-2926 Get Directions Write a Review

NPPES record last updated: July 22, 2025. Verified against the NPPES registry weekly; last sync: October 18, 2026.

About Dr. Brian W. Lynn Ph.d. NPPES

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

DR. BRIAN W. LYNN PH.D. (NPI 1972046423) is an individual clinical provider in Orange, California, licensed in California (PSY19295) and active in the NPI registry since November 2016. He is enrolled in Medicare PECOS.

NPPES Registry Identity

NPI1972046423
Entity TypeIndividualMale
Primary Taxonomy103TC0700X
Provider Legal NameDR. BRIAN W. LYNNCredential: PH.D.
Location Address1439 W CHAPMAN AVE # 11Orange, CA 92868-2738
Mailing Address1439 W Chapman Ave # 11Orange, CA 92868-2738 · (714) 396-7336 · Fax (855) 615-2926
Phone(714) 396-7336
Fax(855) 615-2926
Sole ProprietorNo
Enumeration DateNovember 30, 2016
Last NPPES UpdateJuly 22, 2025
NPPES CertifiedJuly 22, 2025
✔ NPI 1972046423 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 · PSY19295
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.
1439 W CHAPMAN AVE # 11, Orange, CA 92868
Open in Google Maps ↗

Medicare Participation & PECOS CMS

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

Medicare Enrollment Status

✔

Enrolled in Medicare (PECOS)

Dr. Brian W. Lynn Ph.d. 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.

Medicare Billing Reassignment

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

Memory Check Psychological Services, A Professional Corporation
57 mi
Clinical
1902 WRIGHT PL FL CENTER2
Carlsbad, CA 92008
  • Reassigned Medicare billing, California enrollment
  • 223 clinicians in this Medicare group
NPI 1912184219 (888) 515-3834

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

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.

Psychotherapy, 30 minutes 90832
Psychotherapy is a therapeutic interaction or treatment between a trained professional and a patient. In a 30-minute session, the therapist helps you explore feelings, thoughts, and behaviors to better understand yourself and manage life's challenges.
1,909 services102 patients
Psychiatric services complicated by communication factor 90785
Psychiatric services complicated by communication factors involve mental health care for individuals who have challenges with communication. This can include language barriers, speech disorders, or cognitive impairments. The process involves tailored strategies to ensure effective communication and appropriate mental health care.
704 services36 patients
Psychotherapy, 30 minutes 90832
Psychotherapy is a therapeutic interaction or treatment between a trained professional and a patient. In a 30-minute session, the therapist helps you explore feelings, thoughts, and behaviors to better understand yourself and manage life's challenges.
611 services73 patients
Psychiatric services complicated by communication factor 90785
Psychiatric services complicated by communication factors involve mental health care for individuals who have challenges with communication. This can include language barriers, speech disorders, or cognitive impairments. The process involves tailored strategies to ensure effective communication and appropriate mental health care.
262 services33 patients
Psychiatric diagnostic evaluation 90791
A psychiatric diagnostic evaluation is a thorough assessment used to identify any mental health conditions you may have. It involves a detailed discussion about your symptoms, thoughts, feelings and behavior patterns. Your medical history and family's mental health history are also considered.
15 services15 patients

Physician Visit Costs CMS claims · ZIP area

Typical Medicare office-visit costs in the 92868 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.

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 Brian Lynn's NPI number?

The NPI number for Brian Lynn is 1972046423. It was assigned to this individual provider in the NPPES registry on November 30, 2016.

Where is Brian Lynn located?

Brian Lynn practices at 1439 W Chapman Ave # 11, Orange, CA 92868. The listed phone number is (714) 396-7336.

What is Brian Lynn's specialty?

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

Is Brian Lynn enrolled in Medicare?

Yes. Brian Lynn is registered in the Medicare PECOS enrollment system.

Which organization bills Medicare for Brian Lynn's services?

According to the CMS Revalidation Reassignment List (October 2026 release), Brian Lynn reassigns Medicare benefits to Memory Check Psychological Services, A Professional Corporation (Carlsbad, 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 Brian Lynn'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 Brian Lynn was last updated on July 22, 2025. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 15 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.