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NICHOLAS EDWARD MAHONEY
NPI 1275929051
Psychiatry & Neurology - Psychiatry in Oconomowoc, WI

Active since April 08, 2015PECOS Enrolled
34700 VALLEY RD, OCONOMOWOC, WI 53066(262) 646-4411 Get Directions Write a Review

NPPES record last updated: March 21, 2024. Verified against the NPPES registry weekly; last sync: July 26, 2026.

About Nicholas Edward Mahoney NPPES

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

NICHOLAS EDWARD MAHONEY (NPI 1275929051) is an individual psychiatry provider in Oconomowoc, Wisconsin, licensed in Wisconsin (67052 - 21) and active in the NPI registry since April 2015. He is enrolled in Medicare PECOS and is a graduate of Other (2015).

NPPES Registry Identity

NPI1275929051
Entity TypeIndividualMale
Primary Taxonomy2084P0800X
Provider Legal NameNICHOLAS EDWARD MAHONEY
Location Address34700 VALLEY RDOconomowoc, WI 53066
Mailing Address34700 Valley RdOconomowoc, WI 53066-4500
Phone(262) 646-4411
Sole ProprietorNo
Medical School CMSOtherGraduated 2015
Enumeration DateApril 8, 2015
Last NPPES UpdateMarch 21, 2024
NPPES CertifiedMarch 21, 2024
✔ NPI 1275929051 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 WI · 67052 - 21
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.

34700 VALLEY RD, Oconomowoc, WI 53066
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Accepted Insurance

The full list of accepted plans is on the Insurance tab. Issuers include Medica, UnitedHealthcare.Insurance ›

Medicare Participation & PECOS CMS

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

Medicare Enrollment Status

✔

Enrolled in Medicare (PECOS)

Nicholas Edward Mahoney is registered in the CMS Provider Enrollment, Chain and Ownership System (PECOS).

PECOS PAC ID2062721475
PECOS Enrollment IDI20190829003344
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.

Physician Visit Costs CMS claims · ZIP area

Typical Medicare office-visit costs in the 53066 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
$163.24 typical visit price
range $53.90 – $163.24
Typical copayment $40.81 (range $13.47 – $40.81)
Most-billed visit code 99205
Established Patient
$67.37 typical visit price
range $17.40 – $133.76
Typical copayment $16.84 (range $4.35 – $33.44)
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 20

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

DR. TIM CHRISTOPHER LEVENHAGEN MD
Psychiatry & Neurology (Psychiatry)
34700 VALLEY RD
OCONOMOWOC, WI 53066
Waukesha County (800) 767-4411
JEFFREY J. SMARRELLA M.D.
Psychiatry & Neurology (Psychiatry)
34700 VALLEY RD, ROGERS MEMORIAL HOSPITAL
OCONOMOWOC, WI 53066
Waukesha County (262) 646-4411
ERIK J ULLAND M.D.
Psychiatry & Neurology (Child & Adolescent Psychiatry)
34700 VALLEY RD
OCONOMOWOC, WI 53066
Waukesha County (262) 646-4411
MR. STEPHEN M. HOFFMAN MSW, LCSW
Psychiatric Residential Treatment Facility
34700 VALLEY RD
OCONOMOWOC, WI 53066
Waukesha County (262) 646-1044
DR. IAN R POWELL M.D.
Internal Medicine (Addiction Medicine)
34700 VALLEY RD
OCONOMOWOC, WI 53066
Waukesha County (262) 646-1391
DR. ANDREW M BUTCHART D.O.
Psychiatry & Neurology (Child & Adolescent Psychiatry)
34700 VALLEY RD
OCONOMOWOC, WI 53066
Waukesha County (262) 646-1391
DR. JODY ALICE LANGFORD M.D.
Psychiatry & Neurology (Psychiatry)
34700 VALLEY RD
OCONOMOWOC, WI 53066
Waukesha County (414) 499-0016
CUONG TIEU M.D.
Psychiatry & Neurology (Child & Adolescent Psychiatry)
34700 VALLEY RD
OCONOMOWOC, WI 53066
Waukesha County (262) 646-1391

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 Nicholas Mahoney's NPI number?

The NPI number for Nicholas Mahoney is 1275929051. It was assigned to this individual provider in the NPPES registry on April 8, 2015.

Where is Nicholas Mahoney located?

Nicholas Mahoney practices at 34700 Valley Rd, Oconomowoc, WI 53066. The listed phone number is (262) 646-4411.

What is Nicholas Mahoney's specialty?

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

Is Nicholas Mahoney enrolled in Medicare?

Yes. Nicholas Mahoney is registered in the Medicare PECOS enrollment system.

What insurance does Nicholas Mahoney accept?

Health plans from Medica and UnitedHealthcare list Nicholas Mahoney 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 Nicholas Mahoney was last updated on March 21, 2024. NPI Profile syncs with the weekly NPPES data releases published by CMS.