ERNEST J RIVERA PH.D.
NPI 1003908823
Psychologist in Montebello, CA

Active since September 29, 2006PECOS EnrolledAccepts Medicare Assignment
1623 PARAMOUNT BLVD, MONTEBELLO, CA 90640(323) 722-8744 Get Directions Write a Review

NPPES record last updated: November 2, 2007. Verified against the NPPES registry weekly; last sync: August 02, 2026.

About Ernest J Rivera Ph.d. NPPES

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

ERNEST J RIVERA PH.D. (NPI 1003908823) is an individual psychologist in Montebello, California, licensed in California (MFC9494) and active in the NPI registry since September 2006. He is enrolled in Medicare PECOS and is a graduate of Other (1980).

NPPES Registry Identity

NPI1003908823
Entity TypeIndividualMale
Primary Taxonomy103T00000X
Provider Legal NameERNEST J RIVERACredential: PH.D.
Location Address1623 PARAMOUNT BLVDMontebello, CA 90640-2133
Mailing Address1623 Paramount BlvdMontebello, CA 90640-2133 · (323) 722-8744
Sole ProprietorYes
Medical School CMSOtherGraduated 1980
Enumeration DateSeptember 29, 2006
Last NPPES UpdateNovember 2, 2007
NPI 1003908823 is a valid, active identifier and passes the ISO check-digit test.

Specialties & Licenses

Primary SpecialtyPsychologistBehavioral Health & Social Service Providers
Taxonomy Code103T00000X
License Licensed in CA · MFC9494
Definition
A psychologist is an individual who is licensed to practice psychology which is defined as the observation, description, evaluation, interpretation, and modification of human behavior by the application of psychological principles, methods, and procedures, for the purpose of preventing or eliminating symptomatic, maladaptive, or undesired behavior and of enhancing interpersonal relationships, work and life adjustment, personal effectiveness, behavioral health, and mental health. The practice of psychology includes, but is not limited to, psychological testing and the evaluation or assessment of personal characteristics, such as intelligence, personality, abilities, interests, aptitudes, and neuropsychological functioning; counseling, psychoanalysis, psychotherapy, hypnosis, biofeedback, and behavior analysis and therapy; diagnosis and treatment of mental and emotional disorder or disability, alcoholism and substance abuse, disorders of habit or conduct, as well as of the psychological aspects of physical illness, accident, injury, or disability; and psycheducational evaluation, therapy, remediation, and consultation. Psychological services may be rendered to individuals, families, groups and the public.
1623 PARAMOUNT BLVD, Montebello, CA 90640

Other Identifiers 2

OtherMFC9494CA · Blue Cross Blue Shield
Medicare PINCP1046CA

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

Ernest J Rivera Ph.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 ID9133388606
PECOS Enrollment IDI20120302000423
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

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, 45 minutes 90834
Psychotherapy is a treatment method where you converse with a therapist about your thoughts, feelings, and behaviors. In a 45-minute session, the therapist assists you in understanding and managing your mental health concerns, improving emotional wellness, and promoting personal growth.
636 services27 patients

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 Ernest Rivera's NPI number?

The NPI number for Ernest Rivera is 1003908823. It was assigned to this individual provider in the NPPES registry on September 29, 2006.

Where is Ernest Rivera located?

Ernest Rivera practices at 1623 Paramount Blvd, Montebello, CA 90640. The listed phone number is (323) 722-8744.

What is Ernest Rivera's specialty?

The primary specialty registered for this NPI is Psychologist with taxonomy code 103T00000X.

Is Ernest Rivera enrolled in Medicare?

Yes. Ernest Rivera 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.

When was this NPI record last updated?

The NPPES record for Ernest Rivera was last updated on November 2, 2007. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 18 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.