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CUONG TIEU M.D.
NPI 1245304716
Psychiatry & Neurology - Child & Adolescent Psychiatry in Oconomowoc, WI

Active since November 17, 2006PECOS Enrolled
34700 VALLEY RD, OCONOMOWOC, WI 53066(262) 646-1391(262) 646-1393 Get Directions Write a Review

NPPES record last updated: August 13, 2014. Verified against the NPPES registry weekly; last sync: October 25, 2026.

About Cuong Tieu M.d. NPPES

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

CUONG TIEU M.D. (NPI 1245304716) is an individual child & adolescent psychiatry provider in Oconomowoc, Wisconsin, licensed in Wisconsin (48587-020) and active in the NPI registry since November 2006. He is enrolled in Medicare PECOS.

NPPES Registry Identity

NPI1245304716
Entity TypeIndividualMale
Primary Taxonomy2084P0804X
Provider Legal NameCUONG TIEUCredential: M.D.
Location Address34700 VALLEY RDOconomowoc, WI 53066-4500
Mailing Address34700 Valley RdOconomowoc, WI 53066-4500 · (262) 646-1391 · Fax (262) 646-1393
Phone(262) 646-1391
Fax(262) 646-1393
Sole ProprietorNo
Enumeration DateNovember 17, 2006
Last NPPES UpdateAugust 13, 2014
✔ NPI 1245304716 is a valid, active identifier and passes the ISO check-digit test.

Specialties & Licenses 3

★ Primary SpecialtyPsychiatry & Neurology · Child & Adolescent PsychiatryAllopathic & Osteopathic Physicians
Taxonomy Code2084P0804X
Licenses✔ Licensed in WI · 48587-020✔ Licensed in TX · N1475
Definition
Child & Adolescent Psychiatry is a subspecialty of psychiatry with additional skills and training in the diagnosis and treatment of developmental, behavioral, emotional, and mental disorders of childhood and adolescence.
Also ListedPsychiatry & Neurology · PsychiatryTaxonomy 2084P0800X · License 48587-020 (WI), N1475 (TX)
Also ListedGeneral PracticeTaxonomy 208D00000X · License 48587-020 (WI)
34700 VALLEY RD, Oconomowoc, WI 53066
Open in Google Maps ↗

Other Identifiers 3

Other8CH496TX · Bcbs
Medicare PINTXB157953TX
Medicaid217454201TX

Medicare Participation & PECOS CMS

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

Medicare Enrollment Status

✔

Enrolled in Medicare (PECOS)

Cuong Tieu 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 Cuong Tieu reassigns Medicare billing to 1 organization. The organization bills Medicare for the services this provider delivers there.

Rogers Memorial Hospital Incorporated
Same address
Psychiatric Hospital
34700 VALLEY RD
Oconomowoc, WI 53066
  • Reassigned Medicare billing, Wisconsin enrollment
  • 99 clinicians in this Medicare group
NPI 1053329581 (800) 767-4411

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

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.

JODI TOMPITCH APNP
Clinical Nurse Specialist (Psychiatric/Mental Health)
34700 VALLEY RD
OCONOMOWOC, WI 53066
Waukesha County (414) 587-1430
ROGERS MEMORIAL HOSPITAL INCORPORATED
Psychiatric Hospital
34700 VALLEY RD
OCONOMOWOC, WI 53066
Waukesha County (800) 767-4411
ERIK J ULLAND M.D.
Psychiatry & Neurology (Child & Adolescent Psychiatry)
34700 VALLEY RD
OCONOMOWOC, WI 53066
Waukesha County (262) 646-4411
JESSICA SHUMOW APNP
Nurse Practitioner (Family)
34700 VALLEY RD
OCONOMOWOC, WI 53066
Waukesha County (262) 646-4411
ELIZABETH J SCHROEDER APSW
Social Worker
34700 VALLEY RD
OCONOMOWOC, WI 53066
Waukesha County (262) 646-4411
RICK WOODWARD PA
Physician Assistant
34700 VALLEY RD
OCONOMOWOC, WI 53066
Waukesha County (800) 767-4411
ELIZABETH A HAMLIN MD
Psychiatry & Neurology (Psychiatry)
34700 VALLEY RD
OCONOMOWOC, WI 53066
Waukesha County (262) 646-4411
DR. ANDREW M BUTCHART D.O.
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 Cuong Tieu's NPI number?

The NPI number for Cuong Tieu is 1245304716. It was assigned to this individual provider in the NPPES registry on November 17, 2006.

Where is Cuong Tieu located?

Cuong Tieu practices at 34700 Valley Rd, Oconomowoc, WI 53066. The listed phone number is (262) 646-1391.

What is Cuong Tieu's specialty?

The primary specialty registered for this NPI is Psychiatry & Neurology, specializing in Child & Adolescent Psychiatry, with taxonomy code 2084P0804X.

Is Cuong Tieu enrolled in Medicare?

Yes. Cuong Tieu is registered in the Medicare PECOS enrollment system.

Which organization bills Medicare for Cuong Tieu's services?

According to the CMS Revalidation Reassignment List (October 2026 release), Cuong Tieu reassigns Medicare benefits to Rogers Memorial Hospital Incorporated (Oconomowoc, WI). 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 Cuong Tieu'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 Cuong Tieu was last updated on August 13, 2014. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 12 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.