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DR. GREGORY ANDREW BUREK M.D.
NPI 1730507773
Psychiatry & Neurology - Psychiatry in Greenfield, WI

Active since April 05, 2014PECOS EnrolledAccepts Medicare Assignment
4455 S 108TH ST, GREENFIELD, WI 53228(414) 427-5310(414) 427-5311 Get Directions Write a Review

NPPES record last updated: September 15, 2023. Verified against the NPPES registry weekly; last sync: October 18, 2026.

Record update history: Sep 8, 2023, Nov 29, 2021, Dec 28, 2018 and 2 more (5 updates tracked since 2018).

About Dr. Gregory Andrew Burek M.d. NPPES

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

DR. GREGORY ANDREW BUREK M.D. (NPI 1730507773) is an individual psychiatry provider in Greenfield, Wisconsin, licensed in Wisconsin (64476-20) and active in the NPI registry since April 2014. He is enrolled in Medicare PECOS and is a graduate of Other (2014).

NPPES Registry Identity

NPI1730507773
Entity TypeIndividualMale
Primary Taxonomy2084P0800X
Provider Legal NameDR. GREGORY ANDREW BUREKCredential: M.D.
Location Address4455 S 108TH STGreenfield, WI 53228-2504
Mailing Address4455 S 108th StGreenfield, WI 53228-2504 · (414) 427-5310 · Fax (414) 427-5311
Phone(414) 427-5310
Fax(414) 427-5311
Sole ProprietorNo
Medical School CMSOtherGraduated 2014
Enumeration DateApril 5, 2014
Last NPPES UpdateSeptember 15, 20235 updates tracked since enumeration
NPPES CertifiedSeptember 15, 2023
✔ NPI 1730507773 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 · 64476-20
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.
4455 S 108TH ST, Greenfield, WI 53228
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Other Identifiers 1

Medicaid1730507773WI

Accepted Insurance

The full list of accepted plans is on the Insurance tab. Issuers include Anthem Blue Cross and Blue Shield, Aspirus Health Plan, Network Health.Insurance ›

Medicare Participation & PECOS CMS

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

Medicare Enrollment Status

✔

Enrolled in Medicare and accepts Medicare assignment

Dr. Gregory Andrew Burek M.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 ID6204146889
PECOS Enrollment IDI20151111000803
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 Burek reassigns Medicare billing to 1 organization. The organization bills Medicare for the services this provider delivers there.

The Medical College Of Wisconsin, Inc.
5.6 mi
Internal Medicine
8701 WATERTOWN PLANK RD
Milwaukee, WI 53226
  • Reassigned Medicare billing, Wisconsin enrollment
  • 3,983 clinicians in this Medicare group
NPI 1699720086 (414) 955-7101

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 53228 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.

MR. MARK HUFEN MAPC, LCPC
Counselor (Mental Health)
4455 S 108TH ST
GREENFIELD, WI 53228
Milwaukee County (414) 427-5310
TAYLOR LAUREN DAUGHERTY MS, CCC-SLP
Speech-Language Pathologist
4455 S 108TH ST
GREENFIELD, WI 53228
Milwaukee County (414) 427-5370
DR. RAVEN A KOEPPLER M.D.
Obstetrics & Gynecology
4455 S 108TH ST, GREENFIELD HIGHLANDS HEALTH CENTER
MILWAUKEE, WI 53228
Milwaukee County (414) 427-5310
ERICH A ROUSH PSYD
Psychologist
4455 S 108TH ST
GREENFIELD, WI 53228
Milwaukee County (414) 427-5310
TAYLOR THOMAS MARINO MD
Family Medicine
4455 S 108TH ST
GREENFIELD, WI 53228
Milwaukee County (414) 427-5310
FROEDTERT &THE MEDICAL COLLEGE OF WISCONSIN COMMUNITY PHYSICIANS, INC.
Durable Medical Equipment & Medical Supplies
4455 S 108TH ST
GREENFIELD, WI 53228
Milwaukee County (414) 427-5310
TAYLOR FENSKE
Nurse Practitioner (Family)
4455 S 108TH ST
GREENFIELD, WI 53228
Milwaukee County (414) 427-5310
DR. APARNA S. SHAH MD
Family Medicine
4455 S 108TH ST, GREENFIELD HIGHLANDS HEALTH CENTER
GREENFIELD, WI 53228
Milwaukee County (414) 427-5310

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 Burek's NPI number?

The NPI number for Gregory Burek is 1730507773. It was assigned to this individual provider in the NPPES registry on April 5, 2014.

Where is Gregory Burek located?

Gregory Burek practices at 4455 S 108th St, Greenfield, WI 53228. The listed phone number is (414) 427-5310.

What is Gregory Burek's specialty?

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

Is Gregory Burek enrolled in Medicare?

Yes. Gregory Burek 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.

Which organization bills Medicare for Gregory Burek's services?

According to the CMS Revalidation Reassignment List (October 2026 release), Gregory Burek reassigns Medicare benefits to The Medical College Of Wisconsin, Inc. (Milwaukee, 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 Burek's services. Reassignment records can lag staffing changes; confirm current arrangements with the organization.

What insurance does Gregory Burek accept?

Health plans from Anthem Blue Cross and Blue Shield, Aspirus Health Plan and Network Health list Gregory Burek 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 Burek was last updated on September 15, 2023. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 3 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.