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MATTHEW WALT GERENZ MD
NPI 1992385785
Psychiatry & Neurology - Psychiatry in Orange, CA

Active since April 14, 2021PECOS EnrolledAccepts Medicare Assignment
3800 W CHAPMAN AVE, ORANGE, CA 92868(701) 400-2926 Get Directions Write a Review

NPPES record last updated: April 25, 2024. Verified against the NPPES registry weekly; last sync: August 16, 2026.

Record update history: Apr 25, 2024, Jul 17, 2023, Apr 14, 2021 (3 updates tracked since 2021).

About Matthew Walt Gerenz Md NPPES

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

MATTHEW WALT GERENZ MD (NPI 1992385785) is an individual psychiatry provider in Orange, California, licensed in California (A183126) and active in the NPI registry since April 2021. He is enrolled in Medicare PECOS and is a graduate of Other (2021).

NPPES Registry Identity

NPI1992385785
Entity TypeIndividualMale
Primary Taxonomy2084P0800X
Provider Legal NameMATTHEW WALT GERENZCredential: MD
Location Address3800 W CHAPMAN AVEOrange, CA 92868-1638
Mailing Address3800 W Chapman AveOrange, CA 92868-1638
Phone(701) 400-2926
Sole ProprietorNo
Medical School CMSOtherGraduated 2021
Enumeration DateApril 14, 2021
Last NPPES UpdateApril 25, 20243 updates tracked since enumeration
NPPES CertifiedApril 25, 2024
✔ NPI 1992385785 is a valid, active identifier and passes the ISO check-digit test.

Specialties & Licenses

★ Primary SpecialtyPsychiatry & Neurology · PsychiatryAllopathic & Osteopathic Physicians
Taxonomy Code2084P0800X
License✔ Licensed in CA · A183126
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.
3800 W CHAPMAN AVE, Orange, CA 92868
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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

Matthew Walt Gerenz Md 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 ID9537527031
PECOS Enrollment IDI20230807003122
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.

Subsequent hospital care with moderate levelof medical decision making, if using time, at least 35 minutes 99232
Follow-up hospital inpatient care involves daily check-ups while you're admitted in the hospital. Typically, a healthcare provider spends about 25 minutes each day reviewing your condition, adjusting treatment if needed, and answering any questions you might have.
38 services14 patients

Physician Visit Costs CMS claims · ZIP area

Typical Medicare office-visit costs in the 92868 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.

Other Providers at the Same Location NPPES 2

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

MARY ELIZABETH LONDONO MD
Student in an Organized Health Care Education/Training Program
3800 W CHAPMAN AVE
ORANGE, CA 92868
Orange County (714) 456-6262
DR. KYOUNGBIN IM M.D.
Psychiatry & Neurology (Psychiatry)
3800 W CHAPMAN AVE
ORANGE, CA 92868
Orange County (714) 456-5902

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 Matthew Gerenz's NPI number?

The NPI number for Matthew Gerenz is 1992385785. It was assigned to this individual provider in the NPPES registry on April 14, 2021.

Where is Matthew Gerenz located?

Matthew Gerenz practices at 3800 W Chapman Ave, Orange, CA 92868. The listed phone number is (701) 400-2926.

What is Matthew Gerenz's specialty?

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

Is Matthew Gerenz enrolled in Medicare?

Yes. Matthew Gerenz 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 Matthew Gerenz was last updated on April 25, 2024. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 2 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.