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DR. PHILLIP MORTON HAMM PHD, ABPP
NPI 1891844494
Psychologist - Forensic in Merced, CA

Active since January 10, 2007PECOS Enrolled
3323 M ST, MERCED, CA 95348(209) 723-5458(209) 385-3856 Get Directions Write a Review

NPPES record last updated: September 11, 2025. Verified against the NPPES registry weekly; last sync: July 19, 2026.

About Dr. Phillip Morton Hamm Phd, Abpp NPPES

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

DR. PHILLIP MORTON HAMM PHD, ABPP (NPI 1891844494) is an individual forensic provider in Merced, California, licensed in California (PSY4310) and active in the NPI registry since January 2007. He is enrolled in Medicare PECOS.

NPPES Registry Identity

NPI1891844494
Entity TypeIndividualMale
Primary Taxonomy103TF0200X
Provider Legal NameDR. PHILLIP MORTON HAMMCredential: PHD, ABPP
Location Address3323 M STMerced, CA 95348-2714
Mailing Address3323 M StMerced, CA 95348-2714 · (209) 723-5458 · Fax (209) 385-3856
Phone(209) 723-5458
Fax(209) 385-3856
Sole ProprietorYes
Enumeration DateJanuary 10, 2007
Last NPPES UpdateSeptember 11, 2025
✔ NPI 1891844494 is a valid, active identifier and passes the ISO check-digit test.

Specialties & Licenses 2

★ Primary SpecialtyPsychologist · ForensicBehavioral Health & Social Service Providers
Taxonomy Code103TF0200X
License✔ Licensed in CA · PSY4310
Definition

A psychologist whose specialty is characterized by activities primarily intended to provide professional psychological expertise within the judicial and legal systems.

Also ListedPsychologist · ClinicalTaxonomy 103TC0700X · License PSY4310 (CA)

Medicare Participation & PECOS CMS

Medicare enrollment, assignment, and ordering and referring status from the CMS PECOS system.

Medicare Enrollment Status

ⓘ

Opted out of Medicare

Dr. Phillip Morton Hamm Phd, Abpp has filed a Medicare opt-out affidavit. Services are provided under private contract between the provider and the patient, and are not billed to or reimbursed by Medicare. The opt-out is on file from April 1, 2016 through April 1, 2026.

Opt-Out Effective DateApril 1, 2016
Opt-Out In Effect ThroughApril 1, 2026Opt-out affidavits renew automatically every two years unless cancelled
Eligible to Order & Refer✔ Part B Labs & Imaging✔ Durable Medical Equipment– Home Health Agency– Power Mobility DevicesAn opted-out provider can still order and refer for Medicare patients in the categories marked above, even though their own services are not covered.

Frequently Asked Questions

What is Phillip Hamm's NPI number?

The NPI number assigned to this healthcare provider is 1891844494, enumerated as an "individual" on January 10, 2007.

Where is the provider located?

The provider is located at 3323 M ST MERCED, CA 95348 and the phone number is (209) 723-5458.

What is the provider's specialty?

Psychologist with taxonomy code 103TF0200X and a focus in Forensic.