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DR. JAMES RANDY MERVIS M.D.
NPI 1831276450
Psychiatry & Neurology - Psychiatry in North Hills, CA

Active since November 01, 2006PECOS Enrolled
16111 PLUMMER, NORTH HILLS, CA 91343(818) 891-7711 Get Directions Write a Review

NPPES record last updated: January 15, 2025. Verified against the NPPES registry weekly; last sync: November 01, 2026.

About Dr. James Randy Mervis M.d. NPPES

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

DR. JAMES RANDY MERVIS M.D. (NPI 1831276450) is an individual psychiatry provider in North Hills, California, licensed in California (A44094) and active in the NPI registry since November 2006. He is enrolled in Medicare PECOS.

NPPES Registry Identity

NPI1831276450
Entity TypeIndividualMale
Primary Taxonomy2084P0800X
Provider Legal NameDR. JAMES RANDY MERVISCredential: M.D.
Location Address16111 PLUMMERNorth Hills, CA 91343
Mailing Address16111 PlummerNorth Hills, CA 91343 · (818) 891-7711
Phone(818) 891-7711
Sole ProprietorNo
Enumeration DateNovember 1, 2006
Last NPPES UpdateJanuary 15, 2025
NPPES CertifiedJanuary 15, 2025
✔ NPI 1831276450 is a valid, active identifier and passes the ISO check-digit test.

Specialties & Licenses 2

★ Primary SpecialtyPsychiatry & Neurology · PsychiatryAllopathic & Osteopathic Physicians
Taxonomy Code2084P0800X
License✔ Licensed in CA · A44094
Definition
A Psychiatrist specializes in the prevention, diagnosis, and treatment of mental disorders, emotional disorders, psychotic disorders, mood disorders, anxiety disorders, substance-related disorders, sexual and gender identity disorders and adjustment disorders. Biologic, psychological, and social components of illnesses are explored and understood in treatment of the whole person. Tools used may include diagnostic laboratory tests, prescribed medications, evaluation and treatment of psychological and interpersonal problems with individuals and families, and intervention for coping with stress, crises, and other problems.
Also ListedPsychiatry & Neurology · Geriatric PsychiatryTaxonomy 2084P0805X · License A44094 (CA)
16111 PLUMMER, North Hills, CA 91343
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Medicare Participation & PECOS CMS

Medicare enrollment, assignment, billing reassignment, and ordering and referring status from CMS.

Medicare Enrollment Status

✔

Enrolled in Medicare (PECOS)

Dr. James Randy Mervis M.d. is registered in the CMS Provider Enrollment, Chain and Ownership System (PECOS).

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.

Medicare Billing Reassignment

Medicare enrollment records show James Mervis reassigns Medicare billing to 1 organization. The organization bills Medicare for the services this provider delivers there.

County Of Los Angeles
3.2 mi
Clinic/Center
7515 VAN NUYS BLVD
Van Nuys, CA 91405
  • Reassigned Medicare billing, California enrollment
  • 1,939 clinicians in this Medicare group
NPI 1003820440 (818) 947-4026

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

Physician Visit Costs CMS claims · ZIP area

Typical Medicare office-visit costs in the 91343 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
$187.60 typical visit price
range $62.96 – $187.60
Typical copayment $46.90 (range $15.74 – $46.90)
Most-billed visit code 99205
Established Patient
$77.96 typical visit price
range $20.84 – $153.61
Typical copayment $19.49 (range $5.21 – $38.40)
Most-billed visit code 99213
Amounts reflect what Medicare beneficiaries in this ZIP area are typically charged for office visits. Patients with other coverage should check their individual plans.

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 James Mervis's NPI number?

The NPI number for James Mervis is 1831276450. It was assigned to this individual provider in the NPPES registry on November 1, 2006.

Where is James Mervis located?

James Mervis practices at 16111 Plummer, North Hills, CA 91343. The listed phone number is (818) 891-7711.

What is James Mervis's specialty?

The primary specialty registered for this NPI is Psychiatry & Neurology, specializing in Psychiatry, with taxonomy code 2084P0800X.

Is James Mervis enrolled in Medicare?

Yes. James Mervis is registered in the Medicare PECOS enrollment system.

Which organization bills Medicare for James Mervis's services?

According to the CMS Revalidation Reassignment List (October 2026 release), James Mervis reassigns Medicare benefits to County Of Los Angeles (Van Nuys, CA). The 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 James Mervis's services. Reassignment records can lag staffing changes; confirm current arrangements with the organization.

When was this NPI record last updated?

The NPPES record for James Mervis was last updated on January 15, 2025. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 21 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.