DR. DIANE GAIL MERCIER PH.D.
NPI 1730236431
Psychologist - Clinical in Reno, NV

Active since January 04, 2007Accepts Medicare Assignment
177 CADILLAC PL, RENO, NV 89509(775) 827-7501(775) 827-7504 Get Directions Write a Review

NPPES record last updated: July 8, 2007. Verified against the NPPES registry weekly; last sync: July 19, 2026.

About Dr. Diane Gail Mercier Ph.d. NPPES

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

DR. DIANE GAIL MERCIER PH.D. (NPI 1730236431) is an individual clinical provider in Reno, Nevada, licensed in Nevada (PY139) and active in the NPI registry since January 2007. She is a graduate of Other (1984).

NPPES Registry Identity

NPI1730236431
Entity TypeIndividualFemale
Primary Taxonomy103TC0700X
Provider Legal NameDR. DIANE GAIL MERCIERCredential: PH.D.
Location Address177 CADILLAC PLReno, NV 89509-4355
Mailing Address177 Cadillac PlReno, NV 89509-4355 · (775) 827-7501 · Fax (775) 827-7504
Fax(775) 827-7504
Sole ProprietorYes
Medical School CMSOtherGraduated 1984
Enumeration DateJanuary 4, 2007
Last NPPES UpdateJuly 8, 2007
NPI 1730236431 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 NV · PY139
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.

177 CADILLAC PL, Reno, NV 89509

Accepted Insurance

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

Dr. Diane Gail Mercier 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 ID4385820422
PECOS Enrollment IDI20110525000384

Areas of Expertise CMS Part B claims 2

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.
169 services26 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.
21 services21 patients

Physician Visit Costs CMS claims · ZIP area

Typical Medicare office-visit costs in the 89509 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
$173.24 typical visit price
range $57.07 – $173.24
Typical copayment $43.31 (range $14.26 – $43.31)
Most-billed visit code 99205
Established Patient
$100.60 typical visit price
range $18.27 – $140.96
Typical copayment $25.15 (range $4.56 – $35.24)
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 5

Providers registered at the same practice address, or within the immediate area, according to the NPPES registry.

Marriage & Family Therapist
177 CADILLAC PL
RENO, NV 89509
Social Worker (Clinical)
177 CADILLAC PL
RENO, NV 89509
Social Worker (Clinical)
177 CADILLAC PL
RENO, NV 89509
Social Worker (Clinical)
177 CADILLAC PL
RENO, NV 89509
Community/Behavioral Health
177 CADILLAC PL
RENO, NV 89509

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 Diane Mercier's NPI number?

The NPI number for Diane Mercier is 1730236431. It was assigned to this individual provider in the NPPES registry on January 4, 2007.

Where is Diane Mercier located?

Diane Mercier practices at 177 Cadillac Pl, Reno, NV 89509. The listed phone number is (775) 827-7501.

What is Diane Mercier's specialty?

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

Is Diane Mercier enrolled in Medicare?

Yes. Diane Mercier 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.

What insurance does Diane Mercier accept?

Health plans from Providence Health Plan list Diane Mercier as in-network in at least one marketplace plan. Coverage varies by plan and year; verify with the insurer or the provider before a visit.

When was this NPI record last updated?

The NPPES record for Diane Mercier was last updated on July 8, 2007. NPI Profile syncs with the weekly NPPES data releases published by CMS.