Recently Updated NPI Information — some details in this NPI profile have been updated in the NPI registry within the last 60 days.

RADHIKA KATYAL-CASTILLO PSY.D.
NPI 1306089164
Psychologist - Clinical in Chula Vista, CA

Q: What is Radhika Katyal-castillo's NPI number?

The NPI number for Radhika Katyal-castillo is 1306089164. It was assigned to this individual provider in the NPPES registry on April 9, 2009.

Q: What is Radhika Katyal-castillo's specialty?

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

Active since April 09, 2009PECOS EnrolledAccepts Medicare Assignment

835 3RD AVE STE C, CHULA VISTA, CA 91911(619) 427-4661 Get Directions Write a Review

NPPES record last updated: July 9, 2026. Verified against the NPPES registry weekly; last sync: August 02, 2026.

Record update history: Jul 9, 2026, May 28, 2026, Dec 20, 2022 (3 updates tracked since 2022).

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About Radhika Katyal-castillo Psy.d. NPPES

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

RADHIKA KATYAL-CASTILLO PSY.D. (NPI 1306089164) is an individual clinical provider in Chula Vista, California, licensed in California (PSY26138) and active in the NPI registry since April 2009. She is enrolled in Medicare PECOS, maintains 4 additional practice locations, and is a graduate of Other (2012).

NPPES Registry Identity

NPI1306089164

Entity TypeIndividualFemale

Primary Taxonomy103TC0700X

Provider Legal NameRADHIKA KATYAL-CASTILLOCredential: PSY.D.

Location Address835 3RD AVE STE CChula Vista, CA 91911-1352

Mailing Address835 3rd Ave Ste CChula Vista, CA 91911-1352 · (619) 427-4661

Phone(619) 427-4661

Sole ProprietorNo

Medical School CMSOtherGraduated 2012

Enumeration DateApril 9, 2009

Last NPPES UpdateJuly 9, 20263 updates tracked since enumeration

NPPES CertifiedJuly 9, 2026

✔ NPI 1306089164 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 · PSY26138

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.

835 3RD AVE STE C, Chula Vista, CA 91911

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Secondary Practice Locations 4

Location 11025 W 2nd AveEscondido, CA 92025-3839 · Phone (619) 722-0014 · Fax (619) 327-4174

Location 215615 Pomerado RdPoway, CA 92064-2405 · Phone (619) 722-0014 · Fax (619) 327-4174

Location 3902 Euclid AveNational City, CA 91950-3808 · Phone (619) 722-0014 · Fax (619) 327-4174

Location 4541 S V AveNational City, CA 91950-2828 · Phone (619) 722-0014 · Fax (691) 327-4174

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

Radhika Katyal-castillo 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 ID3577780220

PECOS Enrollment IDI20140804002110

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.

Administration of psychological or neuropsychological test, each additional 30 minutes 96137

This procedure involves administering psychological or neuropsychological tests to evaluate your mental functions. Each additional 30 minutes allows for a more in-depth assessment of your cognitive abilities, emotions, and behavior. It's crucial for accurate diagnosis and treatment planning.

243 services92 patients

Evaluation of psychological test, each additional hour 96131

This service involves additional hours spent on assessing psychological tests. It helps to understand your mental health better, identifying any potential issues or disorders. It's a crucial step in creating an effective treatment plan.

205 services110 patients

Evaluation of psychological test, first hour 96130

This procedure involves a professional assessing your mental health using standardized tests. It's the initial hour of a process that helps understand your emotional well-being and cognitive abilities. It's completely non-invasive and confidential.

187 services112 patients

Administration of psychological or neuropsychological test, first 30 minutes 96136

This procedure involves a health professional conducting a psychological or neuropsychological test. The first 30 minutes typically involve understanding your mental health or brain function through various assessments. This helps in diagnosing and treating mental health disorders effectively.

187 services112 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.

72 services72 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.

68 services31 patients

Physician Visit Costs CMS claims · ZIP area

Typical Medicare office-visit costs in the 91911 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

$184.71 typical visit price

range $62.10 – $184.71

Typical copayment $46.17 (range $15.52 – $46.17)

Most-billed visit code 99205

Established Patient

$108.42 typical visit price

range $20.62 – $151.42

Typical copayment $27.10 (range $5.15 – $37.85)

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.

ROSANNE SERRANO

Counselor (Mental Health)