1. Home
  2. Directory
  3. Wisconsin
  4. Milwaukee
  5. Internal Medicine
  6. NPI Profile

DR. GILBERT G. FAREAU M.D.
NPI 1225221138
Internal Medicine - Endocrinology, Diabetes & Metabolism in Milwaukee, WI

Active since August 23, 2007PECOS EnrolledAccepts Medicare Assignment
80.46/100
CMS Quality Rating
9200 W WISCONSIN AVE, DIVISION OF ENDOCRINOLOGY/METABOLISM, MILWAUKEE, WI 53226(414) 805-6550(414) 805-6565 Get Directions Write a Review

NPPES record last updated: August 5, 2021. Verified against the NPPES registry weekly; last sync: September 06, 2026.

About Dr. Gilbert G. Fareau M.d. NPPES

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

DR. GILBERT G. FAREAU M.D. (NPI 1225221138) is an individual endocrinology, diabetes & metabolism provider in Milwaukee, Wisconsin, licensed in Wisconsin (50750) and active in the NPI registry since August 2007. He is enrolled in Medicare PECOS, is affiliated with Froedtert South Inc., and is a graduate of Other (1999).

NPPES Registry Identity

NPI1225221138
Entity TypeIndividualMale
Primary Taxonomy207RE0101X
Provider Legal NameDR. GILBERT G. FAREAUCredential: M.D.
Location Address9200 W WISCONSIN AVE, DIVISION OF ENDOCRINOLOGY/METABOLISMMilwaukee, WI 53226-3522
Mailing Address9200 W Wisconsin Ave, Division Of Endocrinology/metabolismMilwaukee, WI 53226-3522 · (414) 805-6550 · Fax (414) 805-6565
Phone(414) 805-6550
Fax(414) 805-6565
Sole ProprietorNo
Medical School CMSOtherGraduated 1999
Enumeration DateAugust 23, 2007
Last NPPES UpdateAugust 5, 2021
NPPES CertifiedAugust 5, 2021
✔ NPI 1225221138 is a valid, active identifier and passes the ISO check-digit test.

Specialties & Licenses 2

★ Primary SpecialtyInternal Medicine · Endocrinology, Diabetes & MetabolismAllopathic & Osteopathic Physicians
Taxonomy Code207RE0101X
License✔ Licensed in WI · 50750
Definition
An internist who concentrates on disorders of the internal (endocrine) glands such as the thyroid and adrenal glands. This specialist also deals with disorders such as diabetes, metabolic and nutritional disorders, obesity, pituitary diseases and menstrual and sexual problems.
Also ListedInternal MedicineTaxonomy 207R00000X · License 50750 (WI)
9200 W WISCONSIN AVE, Milwaukee, WI 53226
Open in Google Maps ↗

Other Identifiers 1

Medicaid1225221138WI

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, and ordering and referring status from the CMS PECOS system.

Medicare Enrollment Status

✔

Enrolled in Medicare and accepts Medicare assignment

Dr. Gilbert G. Fareau 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 ID3678661238
PECOS Enrollment IDI20071114000556
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 6

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.

Established patient office or other outpatient visit with moderate level of decision making, if using time, 30 minutes or more 99214
This is a routine check-up for patients who have previously visited our clinic. It involves a comprehensive review of your health and any ongoing treatments. The consultation lasts between 30-39 minutes, allowing enough time to discuss any concerns.
224 services160 patients
Established patient office or other outpatient visit with low level od decision making, if using time, 20 minutes or more 99213
This is a routine visit for patients who have already been seen by the healthcare provider. During this approximately 20-29 minute appointment, your health status will be evaluated and any necessary treatments or tests will be discussed. It's a chance to address any health concerns you may have.
108 services96 patients
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.
73 services39 patients
New patient office or other outpatient visit with moderate level of medical decision making, if using time, 45 minutes or more 99204
This is a first-time office or outpatient visit lasting between 45-59 minutes. The healthcare provider evaluates your health, discusses your medical history, and may suggest further tests or treatments. It's an opportunity to ask questions and understand your health better.
42 services42 patients
Fine needle aspiration biopsy using ultrasound guidance, first growth 10005
Fine needle aspiration biopsy with ultrasound guidance is a procedure where a thin needle is inserted into a growth to extract a small sample. Ultrasound helps accurately locate the growth. This sample is then analyzed to determine the nature of the growth.
17 services15 patients
New patient office or other outpatient visit with low level of medical decision making, if using time, 30 minutes or more 99203
This service involves an initial office or outpatient visit for a new patient. The healthcare professional will spend 30-44 minutes understanding your health history, current issues, and discussing possible treatment plans. It's a comprehensive evaluation to start your healthcare journey.
11 services11 patients

Hospital Affiliations CMS Care Compare 5

Hospitals where this provider delivers care, identified from recent Medicare claims and place-of-service records.

Froedtert South Inc.

Acute Care Hospitals · Pleasant Prairie, WI
1/5 CMS rating
OwnershipGovernment - Local
CMS Certification Number520021
Location9555 76th StPleasant Prairie, WI 53158 · Kenosha County
Emergency services

St Josephs Community Hospital West Bend

Acute Care Hospitals · West Bend, WI
4/5 CMS rating
OwnershipVoluntary non-profit - Private
CMS Certification Number520063
Location3200 Pleasant Valley RoadWest Bend, WI 53095 · Washington County
Emergency services Birthing friendly

Holy Family Memorial

Acute Care Hospitals · Manitowoc, WI
3/5 CMS rating
OwnershipVoluntary non-profit - Other
CMS Certification Number520107
Location2300 Western AveManitowoc, WI 54221 · Manitowoc County
Emergency services

Froedtert Memorial Lutheran Hospital

Acute Care Hospitals · Milwaukee, WI
5/5 CMS rating
OwnershipVoluntary non-profit - Private
CMS Certification Number520177
Location9200 W Wisconsin AveMilwaukee, WI 53226 · Milwaukee County
Emergency services Birthing friendly

Froedtert Community Hospital

Acute Care Hospitals · New Berlin, WI
OwnershipVoluntary non-profit - Private
CMS Certification Number520213
Location4805 S Moorland RdNew Berlin, WI 53151 · Waukesha County
Emergency services

Physician Visit Costs CMS claims · ZIP area

Typical Medicare office-visit costs in the 53226 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
$123.69 typical visit price
range $53.90 – $163.24
Typical copayment $30.92 (range $13.47 – $40.81)
Most-billed visit code 99204
Established Patient
$95.41 typical visit price
range $17.40 – $133.76
Typical copayment $23.85 (range $4.35 – $33.44)
Most-billed visit code 99214
Amounts reflect what Medicare beneficiaries in this ZIP area are typically charged for office visits. Patients with other coverage should check their individual plans.

Medicare Quality Performance CMS QPP · MIPS

Performance in the CMS Quality Payment Program: the MIPS final score across four weighted categories, and the individual quality measures reported to Medicare.

80.46/100
MIPS Final ScoreMerit-based Incentive Payment System · CMS Quality Payment Program
Scored as part of a group practice
Quality66.24
Promoting Interoperability100
Improvement Activities40
Cost68.64

Referred Medical Equipment & Supplies CMS DME claims 3

Durable medical equipment, devices and supplies this provider ordered from DME suppliers for patients, from Medicare fee-for-service claims.

Blood glucose test or reagent strips for home blood glucose monitor, per 50 strips A4253
DME-Other DME · category DE017N
9 suppliers21 claims98 services$5.66 avg. paid by Medicare
Lancets, per box of 100 A4259
DME-Medical/Surgical Supplies · category DA000N
3 suppliers19 claims21 services$1.07 avg. paid by Medicare
Supply allowance for therapeutic continuous glucose monitor (cgm), includes all supplies and accessories, 1 month supply = 1 unit of service K0553
DME-Other DME · category DE017N
7 suppliers70 claims70 services$184.31 avg. paid by Medicare
Dollar amounts are the average Medicare paid the supplier per service. They are not the cost to the patient.

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.

TRACY BLAIR WANDTKE HERRMANN APNP, CNM
Advanced Practice Midwife
9200 W WISCONSIN AVE
MILWAUKEE, WI 53226
Milwaukee County (414) 805-4777
DR. ZACHARY SMITH DO
Internal Medicine (Gastroenterology)
9200 W WISCONSIN AVE
MILWAUKEE, WI 53226
Milwaukee County (414) 955-6830
DR. COLLEEN ANN CROWE M.D., M.P.H.
Emergency Medicine
9200 W WISCONSIN AVE
MILWAUKEE, WI 53226
Milwaukee County (414) 805-6469
ROBERTO MEJIAS APNP
Nurse Practitioner (Pediatrics)
9200 W WISCONSIN AVE
MILWAUKEE, WI 53226
Milwaukee County (414) 805-6600
MRS. ANNE E B LAKATOS APN-BC, APNP, RN
Nurse Practitioner (Adult Health)
9200 W WISCONSIN AVE, DEPT OF INTERNAL MEDICINE
MILWAUKEE, WI 53226
Milwaukee County (414) 805-6850
MRS. AMANDA M MANDERS APNP
Nurse Practitioner (Adult Health)
9200 W WISCONSIN AVE
MILWAUKEE, WI 53226
Milwaukee County (414) 805-6850
KATHLEEN A WATERHOUSE-SKIBICKI CRNA
Nurse Anesthetist, Certified Registered
9200 W WISCONSIN AVE
MILWAUKEE, WI 53226
Milwaukee County (414) 805-5951
ANDREA L BEQUEST PA
Physician Assistant (Medical)
9200 W WISCONSIN AVE, INTERNAL MEDICINE
MILWAUKEE, WI 53226
Milwaukee County (414) 955-0350

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 Gilbert Fareau's NPI number?

The NPI number for Gilbert Fareau is 1225221138. It was assigned to this individual provider in the NPPES registry on August 23, 2007.

Where is Gilbert Fareau located?

Gilbert Fareau practices at 9200 W Wisconsin Ave Division Of Endocrinology/Metabolism, Milwaukee, WI 53226. The listed phone number is (414) 805-6550.

What is Gilbert Fareau's specialty?

The primary specialty registered for this NPI is Internal Medicine, specializing in Endocrinology, Diabetes & Metabolism, with taxonomy code 207RE0101X.

Is Gilbert Fareau enrolled in Medicare?

Yes. Gilbert Fareau 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.

What insurance does Gilbert Fareau accept?

Health plans from Anthem Blue Cross and Blue Shield, Aspirus Health Plan and Network Health list Gilbert Fareau 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.

Is Gilbert Fareau affiliated with any hospitals?

According to CMS data, Gilbert Fareau is affiliated with Froedtert South Inc., St Josephs Community Hospital West Bend, Holy Family Memorial, Froedtert Memorial Lutheran Hospital and Froedtert Community Hospital.

When was this NPI record last updated?

The NPPES record for Gilbert Fareau was last updated on August 5, 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.