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

MICHAEL A. LENZ M.D.
NPI 1609848167
Internal Medicine in Wauwatosa, WI

Active since February 07, 2006PECOS EnrolledAccepts Medicare Assignment
1155 N MAYFAIR RD, WAUWATOSA, WI 53226(414) 955-5990 Get Directions Write a Review

NPPES record last updated: July 21, 2023. Verified against the NPPES registry weekly; last sync: August 16, 2026.

About Michael A. Lenz M.d. NPPES

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

MICHAEL A. LENZ M.D. (NPI 1609848167) is an individual internal medicine provider in Wauwatosa, Wisconsin, licensed in Wisconsin (42188) and active in the NPI registry since February 2006. He is enrolled in Medicare PECOS, is affiliated with Waukesha Memorial Hospital, and is a graduate of Medical College Of Wisconsin (1996).

NPPES Registry Identity

NPI1609848167
Entity TypeIndividualMale
Primary Taxonomy207R00000X
Provider Legal NameMICHAEL A. LENZCredential: M.D.
Location Address1155 N MAYFAIR RDWauwatosa, WI 53226-3462
Mailing Address1155 N Mayfair RdWauwatosa, WI 53226-3462 · (414) 955-5990
Phone(414) 955-5990
Sole ProprietorNo
Medical School CMSMedical College Of WisconsinGraduated 1996
Enumeration DateFebruary 7, 2006
Last NPPES UpdateJuly 21, 2023
NPPES CertifiedJuly 21, 2023
✔ NPI 1609848167 is a valid, active identifier and passes the ISO check-digit test.

Specialties & Licenses 2

★ Primary SpecialtyInternal MedicineAllopathic & Osteopathic Physicians
Taxonomy Code207R00000X
License✔ Licensed in WI · 42188
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.
Also ListedPediatricsTaxonomy 208000000X · License 42188 (WI)
1155 N MAYFAIR RD, Wauwatosa, WI 53226
Open in Google Maps ↗

Other Identifiers 1

Medicaid32647500WI

Accepted Insurance

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

Michael A. Lenz 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 ID9335242247
PECOS Enrollment IDI20070314000406
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 4

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.
125 services61 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.
46 services32 patients
Annual wellness visit, includes a personalized prevention plan of service (pps), subsequent visit G0439
An annual wellness visit is a yearly appointment with your primary care provider to create or update a personalized prevention plan. This plan helps prevent illness based on your current health and risk factors. It's a subsequent visit, meaning it follows an initial assessment.
30 services30 patients
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.
25 services14 patients

Hospital Affiliations CMS Care Compare 3

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

Waukesha Memorial Hospital

Acute Care Hospitals · Waukesha, WI
4/5 CMS rating
OwnershipVoluntary non-profit - Private
CMS Certification Number520008
Location725 American AveWaukesha, WI 53188 · Waukesha County
Emergency services Birthing friendly

Oconomowoc Memorial Hospital

Acute Care Hospitals · Oconomowoc, WI
5/5 CMS rating
OwnershipVoluntary non-profit - Private
CMS Certification Number520062
Location791 E Summit AveOconomowoc, WI 53066 · Waukesha County
Emergency services Birthing friendly

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

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.

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.

Filter, disposable, used with positive airway pressure device A7038
DME-Other DME · category DE001N
3 suppliers17 claims102 services$1.65 avg. paid by Medicare
Oxygen concentrator, single delivery port, capable of delivering 85 percent or greater oxygen concentration at the prescribed flow rate E1390
DME-Oxygen and Supplies · category DC002N
1 supplier12 claims12 services$70.05 avg. paid by Medicare
Portable gaseous oxygen system, rental; home compressor used to fill portable oxygen cylinders; includes portable containers, regulator, flowmeter, humidifier, cannula or mask, and tubing K0738
DME-Oxygen and Supplies · category DC000N
1 supplier12 claims12 services$32.81 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.

KEVIN BOZYMSKI PHARMD, BCPS
Pharmacist (Psychiatric)
1155 N MAYFAIR RD
MILWAUKEE, WI 53226
Milwaukee County (414) 955-8950
STEVEN BONDOW MD
Family Medicine
1155 N MAYFAIR RD, PLANK ROAD CLINIC
MILWAUKEE, WI 53226
Milwaukee County (414) 955-5990
MR. STEVEN C. MAJSTORAVICH PTA
Physical Therapy Assistant
1155 N MAYFAIR RD
MILWAUKEE, WI 53226
Milwaukee County (414) 805-3666
DR. SABINA DIEHR MD
Family Medicine
1155 N MAYFAIR RD, PLANK ROAD CLINIC
MILWAUKEE, WI 53226
Milwaukee County (414) 955-5990
DR. CHRISTOPHER E WOLFLA MD
Neurological Surgery
1155 N MAYFAIR RD, SPINE CARE CLINIC AT PLANK ROAD
MILWAUKEE, WI 53226
Milwaukee County (414) 805-9255
DR. PHILIP A NELSON MD
Physical Medicine & Rehabilitation
1155 N MAYFAIR RD, SPINE CARE CLINIC AT PLANK ROAD
MILWAUKEE, WI 53226
Milwaukee County (414) 456-7199
DR. MICHAEL DIMARCO JR. PSY.D.
Psychologist (Clinical)
1155 N MAYFAIR RD, THIRD FLOOR
MILWAUKEE, WI 53226
Milwaukee County (414) 955-8900
MR. JOSEPH S. GOVEAS M.D.
Psychiatry & Neurology (Psychiatry)
1155 N MAYFAIR RD, DEPARTMENT OF PSYCHIATRY
MILWAUKEE, WI 53226
Milwaukee County (414) 955-8900

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 Lenz's NPI number?

The NPI number for Michael Lenz is 1609848167. It was assigned to this individual provider in the NPPES registry on February 7, 2006.

Where is Michael Lenz located?

Michael Lenz practices at 1155 N Mayfair Rd, Wauwatosa, WI 53226. The listed phone number is (414) 955-5990.

What is Michael Lenz's specialty?

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

Is Michael Lenz enrolled in Medicare?

Yes. Michael Lenz 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 Lenz accept?

Health plans from Anthem Blue Cross and Blue Shield and Network Health list Michael Lenz 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 Michael Lenz affiliated with any hospitals?

According to CMS data, Michael Lenz is affiliated with Waukesha Memorial Hospital, Oconomowoc Memorial Hospital and Froedtert Memorial Lutheran Hospital.

When was this NPI record last updated?

The NPPES record for Michael Lenz was last updated on July 21, 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.