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DR. MICHAEL G OLACIREGUI M.D.
NPI 1811094972
Internal Medicine in Milwaukee, WI

Active since September 20, 2006PECOS EnrolledAccepts Medicare Assignment
573 W LINCOLN AVE, MILWAUKEE, WI 53207(414) 385-9801(414) 385-9803 Get Directions Write a Review

NPPES record last updated: July 8, 2007. Verified against the NPPES registry weekly; last sync: August 09, 2026.

About Dr. Michael G Olaciregui M.d. NPPES

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

DR. MICHAEL G OLACIREGUI M.D. (NPI 1811094972) is an individual internal medicine provider in Milwaukee, Wisconsin, licensed in Wisconsin (42851-020) and active in the NPI registry since September 2006. He is enrolled in Medicare PECOS and is a graduate of Other (1984).

NPPES Registry Identity

NPI1811094972
Entity TypeIndividualMale
Primary Taxonomy207R00000X
Provider Legal NameDR. MICHAEL G OLACIREGUICredential: M.D.
Location Address573 W LINCOLN AVEMilwaukee, WI 53207-1141
Mailing AddressPo Box 11430Milwaukee, WI 53211-0430 · (414) 962-9070 · Fax (414) 962-9050
Phone(414) 385-9801
Fax(414) 385-9803
Sole ProprietorNo
Medical School CMSOtherGraduated 1984
Enumeration DateSeptember 20, 2006
Last NPPES UpdateJuly 8, 2007
✔ NPI 1811094972 is a valid, active identifier and passes the ISO check-digit test.

Specialties & Licenses

★ Primary SpecialtyInternal MedicineAllopathic & Osteopathic Physicians
Taxonomy Code207R00000X
License✔ Licensed in WI · 42851-020
Definition
A physician who provides long-term, comprehensive care in the office and the hospital, managing both common and complex illness of adolescents, adults and the elderly. Internists are trained in the diagnosis and treatment of cancer, infections and diseases affecting the heart, blood, kidneys, joints and digestive, respiratory and vascular systems. They are also trained in the essentials of primary care internal medicine, which incorporates an understanding of disease prevention, wellness, substance abuse, mental health and effective treatment of common problems of the eyes, ears, skin, nervous system and reproductive organs.
573 W LINCOLN AVE, Milwaukee, WI 53207
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Other Identifiers 3

Medicare ID-Type Unspecified00011824WI
Medicare UPINH37922WI
Medicaid34071200WI

Accepted Insurance

The full list of accepted plans is on the Insurance tab. Issuers include Network Health, 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 and accepts Medicare assignment

Dr. Michael G Olaciregui 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 ID840238762
PECOS Enrollment IDI20050503000225
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

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 high level of medical decision making, if using time, 40 minutes or more 99215
This service involves a follow-up appointment for existing patients, lasting between 40 to 54 minutes. During this time, your healthcare provider will assess your current health status, discuss any changes or concerns, review your treatment plan, and answer any questions you may have.
56 services12 patients

Physician Visit Costs CMS claims · ZIP area

Typical Medicare office-visit costs in the 53207 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.

Referred Medical Equipment & Supplies CMS DME claims

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
6 suppliers24 claims50 services$6.07 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

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

MAGO MEDICAL INC
Internal Medicine
573 W LINCOLN AVE
MILWAUKEE, WI 53207
Milwaukee County (414) 385-9801

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 Michael Olaciregui's NPI number?

The NPI number for Michael Olaciregui is 1811094972. It was assigned to this individual provider in the NPPES registry on September 20, 2006.

Where is Michael Olaciregui located?

Michael Olaciregui practices at 573 W Lincoln Ave, Milwaukee, WI 53207. The listed phone number is (414) 385-9801.

What is Michael Olaciregui's specialty?

The primary specialty registered for this NPI is Internal Medicine with taxonomy code 207R00000X.

Is Michael Olaciregui enrolled in Medicare?

Yes. Michael Olaciregui 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 Michael Olaciregui accept?

Health plans from Network Health and UnitedHealthcare list Michael Olaciregui 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 Michael Olaciregui was last updated on July 8, 2007. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 19 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.