HEATHER LEIGH ONEILL PSY.D.
NPI 1629113634
Psychologist - Clinical in San Diego, CA

Q: What is Heather Oneill's NPI number?

The NPI number for Heather Oneill is 1629113634. It was assigned to this individual provider in the NPPES registry on February 20, 2007. The provider is also known as Heather Townsend Psyd.

Q: What is Heather Oneill's specialty?

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

Q: When was this NPI record last updated?

The NPPES record for Heather Oneill was last updated on May 15, 2026. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 3 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 February 20, 2007PECOS EnrolledAccepts Medicare Assignment

1045 9TH AVE, SAN DIEGO, CA 92101(619) 235-2600 Get Directions Write a Review

NPPES record last updated: May 15, 2026. Verified against the NPPES registry weekly; last sync: August 30, 2026.

Record update history: May 15, 2026, Dec 31, 2019, Dec 10, 2018 and 1 more (4 updates tracked since 2018).

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About Heather Leigh Oneill Psy.d. NPPES

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

HEATHER LEIGH ONEILL PSY.D. (NPI 1629113634) is an individual clinical provider in San Diego, California, licensed in California (PSY30720) and active in the NPI registry since February 2007. She is enrolled in Medicare PECOS, maintains 7 additional practice locations, and is a graduate of Other (2008).

NPPES Registry Identity

NPI1629113634

Entity TypeIndividualFemale

Primary Taxonomy103TC0700X

Provider Legal NameHEATHER LEIGH ONEILLCredential: PSY.D.

Location Address1045 9TH AVESan Diego, CA 92101-5504

Mailing Address750 B St Ste 2870San Diego, CA 92101-8132 · (619) 722-0014 · Fax (619) 327-4174

Phone(619) 235-2600

Sole ProprietorNo

Medical School CMSOtherGraduated 2008

Enumeration DateFebruary 20, 2007

Last NPPES UpdateMay 15, 20264 updates tracked since enumeration

NPPES CertifiedMay 15, 2026

✔ NPI 1629113634 is a valid, active identifier and passes the ISO check-digit test.

Specialties & Licenses 2

★ Primary SpecialtyPsychologist · ClinicalBehavioral Health & Social Service Providers

Taxonomy Code103TC0700X

Licenses✔ Licensed in CA · PSY30720✔ Licensed in IN · 20042402A

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.

Also ListedCounselor · Mental HealthTaxonomy 101YM0800X

1045 9TH AVE, San Diego, CA 92101

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Other Names 1

Professional Name (2)Heather Townsend Psyd

Secondary Practice Locations 7

Location 1780 Elden StreetLa Mesa, CA 91942 · Phone (619) 722-0014 · Fax (619) 327-4174

Location 2220 E 24th StNational City, CA 91950-6705 · Phone (619) 722-0014 · Fax (619) 327-4174

Location 3541 S V AveNational City, CA 91950-2828 · Phone (619) 722-0014 · Fax (619) 327-4174

Location 4902 Euclid AveNational City, CA 91950-3808 · Phone (619) 722-0014 · Fax (619) 327-4174

Location 51340 E Madison AveEl Cajon, CA 92021-8501 · Phone (619) 722-0014 · Fax (619) 327-4174

Location 6151 Claydelle AveEl Cajon, CA 92020-4505 · Phone (619) 722-0014 · Fax (619) 327-4174

Location 7675 E Bradley AveEl Cajon, CA 92021-3110 · Phone (619) 722-0014 · Fax (619) 327-4174

Other Identifiers 1

Medicaid768046500IN

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

Heather Leigh Oneill 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 ID4880029669

PECOS Enrollment IDI20200124002085

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 10

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.

413 services67 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.

93 services87 patients

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.

75 services38 patients

Treatment of behavior impacting health, initial 30 minutes 96158

This service involves a healthcare professional working with you for 30 minutes to address behaviors that are negatively affecting your health. They will help you understand and modify these behaviors, improving your overall well-being.

63 services17 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.

61 services38 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.

61 services38 patients

Physician Visit Costs CMS claims · ZIP area

Typical Medicare office-visit costs in the 92101 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.

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