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DR. GREGORY EVANGELATOS MD
NPI 1659725448
Psychiatry & Neurology - Psychiatry in Brown Deer, WI

Active since April 18, 2016PECOS Enrolled
4555 W SCHROEDER DR, BROWN DEER, WI 53223(800) 767-4411(414) 797-0804 Get Directions Write a Review

NPPES record last updated: July 20, 2021. Verified against the NPPES registry weekly; last sync: October 25, 2026.

Record update history: Jul 20, 2021, May 15, 2021 (2 updates tracked since 2021).

About Dr. Gregory Evangelatos Md NPPES

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

DR. GREGORY EVANGELATOS MD (NPI 1659725448) is an individual psychiatry provider in Brown Deer, Wisconsin, licensed in Wisconsin (70870) and active in the NPI registry since April 2016. He is enrolled in Medicare PECOS and maintains a secondary practice location in Visalia.

NPPES Registry Identity

NPI1659725448
Entity TypeIndividualMale
Primary Taxonomy2084P0800X
Provider Legal NameDR. GREGORY EVANGELATOSCredential: MD
Location Address4555 W SCHROEDER DRBrown Deer, WI 53223-1475
Mailing Address34700 Valley RdOconomowoc, WI 53066-4500 · (262) 646-4411 · Fax (262) 646-1049
Phone(800) 767-4411
Fax(414) 797-0804
Sole ProprietorNo
Enumeration DateApril 18, 2016
Last NPPES UpdateJuly 20, 20212 updates tracked since enumeration
NPPES CertifiedJuly 20, 2021
✔ NPI 1659725448 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 WI · 70870
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 · Child & Adolescent PsychiatryTaxonomy 2084P0804X · License 70870 (WI)
4555 W SCHROEDER DR, Brown Deer, WI 53223
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Secondary Practice Location 1

Location 1400 W Mineral King AveVisalia, CA 93291-6237 · Phone (775) 287-2346

Accepted Insurance

The full list of accepted plans is on the Insurance tab. Issuers include Aspirus Health Plan, MercyCare, MercyCare Health Plans and more.Insurance ›

Medicare Participation & PECOS CMS

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

Medicare Enrollment Status

✔

Enrolled in Medicare (PECOS)

Dr. Gregory Evangelatos Md 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 Gregory Evangelatos reassigns Medicare billing to 1 organization. The organization bills Medicare for the services this provider delivers there.

Rogers Memorial Hospital Incorporated
25 mi
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.

Physician Visit Costs CMS claims · ZIP area

Typical Medicare office-visit costs in the 53223 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.

C.O.R.E.,LLC
Community/Behavioral Health
4555 W SCHROEDER DR, SUITE 185
BROWN DEER, WI 53223
Milwaukee County (414) 586-0222
DR. AMANDA MARIE HEINS PSY.D.
Psychologist
4555 W SCHROEDER DR
BROWN DEER, WI 53223
Milwaukee County (414) 355-9000
JULIA LAWRENCE RN
Registered Nurse (Psychiatric/Mental Health)
4555 W SCHROEDER DR
BROWN DEER, WI 53223
Milwaukee County (414) 355-9000
ANGELA M ORVIS PSYD
Psychologist (Clinical Child & Adolescent)
4555 W SCHROEDER DR
BROWN DEER, WI 53223
Milwaukee County (800) 767-4411
ZOEY SCHMIDT LCSW, CSAC
Counselor (Mental Health)
4555 W SCHROEDER DR
BROWN DEER, WI 53223
Milwaukee County (414) 865-2471
PATRICK M CLOUD MDSC
Anesthesiology
4555 W SCHROEDER DR, SUITE 170
MILWAUKEE, WI 53223
Milwaukee County (414) 365-3210
JENNIFER W NIEDFELDT MDSC
Anesthesiology
4555 W SCHROEDER DR, SUITE 170
MILWAUKEE, WI 53223
Milwaukee County (414) 365-3210
SARAH SIKER MA
Counselor (Mental Health)
4555 W SCHROEDER DR
BROWN DEER, WI 53223
Milwaukee County (262) 617-2282

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 Gregory Evangelatos's NPI number?

The NPI number for Gregory Evangelatos is 1659725448. It was assigned to this individual provider in the NPPES registry on April 18, 2016.

Where is Gregory Evangelatos located?

Gregory Evangelatos practices at 4555 W Schroeder Dr, Brown Deer, WI 53223. The listed phone number is (800) 767-4411.

What is Gregory Evangelatos's specialty?

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

Is Gregory Evangelatos enrolled in Medicare?

Yes. Gregory Evangelatos is registered in the Medicare PECOS enrollment system.

Which organization bills Medicare for Gregory Evangelatos's services?

According to the CMS Revalidation Reassignment List (October 2026 release), Gregory Evangelatos 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 Gregory Evangelatos's services. Reassignment records can lag staffing changes; confirm current arrangements with the organization.

What insurance does Gregory Evangelatos accept?

Health plans from Aspirus Health Plan, MercyCare, MercyCare Health Plans, Security Health Plan and UnitedHealthcare list Gregory Evangelatos 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 Gregory Evangelatos was last updated on July 20, 2021. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 5 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.