MARNI GREENBERG, PSY.D. CLINICAL PSYCHOLOGIST PC
NPI 1861841645
Psychologist - Clinical in San Diego, CA

Q: What is Marni Greenberg, Psy.D. Clinical Psychologist PC's specialty?

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

Active since June 12, 2016

3990 OLD TOWN AVE STE A208, SAN DIEGO, CA 92110(858) 432-3290(619) 228-9503 Get Directions Write a Review

NPPES record last updated: June 12, 2016. Verified against the NPPES registry weekly; last sync: October 18, 2026.

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About Marni Greenberg, Psy.d. Clinical Psychologist Pc NPPES

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

MARNI GREENBERG, PSY.D. CLINICAL PSYCHOLOGIST PC (NPI 1861841645) is a healthcare organization registered as a clinical in San Diego, California and active in the NPI registry since June 2016. The organization lists Marni Greenberg, Owner, as its authorized official.

NPPES Registry Identity

NPI1861841645

Entity TypeOrganization

Primary Taxonomy103TC0700X

Legal Business NameMARNI GREENBERG, PSY.D. CLINICAL PSYCHOLOGIST PC

Location Address3990 OLD TOWN AVE STE A208San Diego, CA 92110-2967

Mailing Address3990 Old Town Ave Ste A208San Diego, CA 92110-2967 · (858) 432-3290 · Fax (619) 228-9503

Phone(858) 432-3290

Fax(619) 228-9503

Organization SubpartNo

Authorized OfficialMarni GreenbergOwner · (858) 432-3290

Enumeration DateJune 12, 2016

✔ NPI 1861841645 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 · PSY23970

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.

3990 OLD TOWN AVE STE A208, San Diego, CA 92110

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Group Practice 1

Group TaxonomyThis provdier is a business group of one or more individual practitioners, all of who practice with the same area of specialization.193400000X SINGLE SPECIALTY GROUP

Medicare Participation & PECOS CMS

Medicare enrollment and the clinicians who bill Medicare through this organization, from CMS.

Medicare Enrollment Status

✔

Enrolled in Medicare (PECOS)

Marni Greenberg, Psy.d. Clinical Psychologist Pc is registered in the CMS Provider Enrollment, Chain and Ownership System (PECOS).

Clinicians Billing Medicare Through This Organization

Medicare enrollment records show 1 clinician reassigns Medicare billing to Marni Greenberg, Psy.D. Clinical Psychologist PC, which bills Medicare for the services this clinician delivers.

Clinician (1)

Marni Greenberg, PSY.D.

Clinical Psychologist

NPI 1215183975

3990 OLD TOWN AVE A208
San Diego, CA 92110

(858) 432-3290

✔ PECOS✔ Accepts MedicareSame address

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

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 Marni Greenberg, Psy.D. Clinical Psychologist PC's NPI number?

The NPI number for Marni Greenberg, Psy.D. Clinical Psychologist PC is 1861841645. It was assigned to this organization in the NPPES registry on June 12, 2016.

Where is Marni Greenberg, Psy.D. Clinical Psychologist PC located?

Marni Greenberg, Psy.D. Clinical Psychologist PC is located at 3990 Old Town Ave Ste A208, San Diego, CA 92110. The listed phone number is (858) 432-3290.

What is Marni Greenberg, Psy.D. Clinical Psychologist PC's specialty?

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

Is Marni Greenberg, Psy.D. Clinical Psychologist PC enrolled in Medicare?

Yes. Marni Greenberg, Psy.D. Clinical Psychologist PC is registered in the Medicare PECOS enrollment system.

How many clinicians bill Medicare through Marni Greenberg, Psy.D. Clinical Psychologist PC?

According to the CMS Revalidation Reassignment List (October 2026 release), 1 clinician (Clinical Psychologist) reassigns their Medicare billing to Marni Greenberg, Psy.D. Clinical Psychologist PC. A 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 the clinician's services. Reassignment records can lag staffing changes; confirm a current affiliation with the organization.

When was this NPI record last updated?

The NPPES record for Marni Greenberg, Psy.D. Clinical Psychologist PC was last updated on June 12, 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.