Michael Lenz, M.D.
NPI 1609848167 · Internal Medicine Physician · Wauwatosa, WI
Enrolled with Medicare as Practitioner - Internal Medicine · source: CMS PECOS Public Provider Enrollment (2026.04.01)
Michael Lenz, M.D. is a Internal Medicine Physician provider in Wauwatosa, WI (NPI 1609848167).
Provider details
- NPI number
- 1609848167
- Entity type
- Individual
- Primary specialty
- Internal Medicine PhysicianAllopathic & Osteopathic Physicians
- Credential
- M.D.
- Sex
- Male
- Sole proprietor
- No
- License
- 42188 (WI)
Specialties & taxonomies
Allopathic & Osteopathic Physicians
Allopathic & Osteopathic Physicians
Profile Score
A profile completeness & documented-activity index — NOT a quality, outcomes, or patient-satisfaction rating.
- Registry tenure28% of score
20 yrs in NPPES registry
- Profile completeness28% of score
100% of core fields populated
- Practice footprint17% of score
1 documented practice location
- Medicare service volume (vs. specialty peers)28% of score
301 Medicare services, 2024 (ranked within specialty)
Medicare volume is ranked against active providers in the same specialty. Signals a provider has no public data for (e.g. Medicare claims) are left out of the score entirely — never counted as zero — so providers without that data are not penalized. See the full formula and weights in our methodology.
What this provider does (Medicare)
Based on Medicare fee-for-service claims, 2024; not all care is captured.
| Service (HCPCS) | Medicare services | Typical Medicare-allowed (2024) |
|---|---|---|
| Established Patient Office Or Other Outpatient Visit With Moderate Level of Decision Making, If Using Time, 30 Minutes Or More99214 | 125 | $121 |
| Visit Complexity Inherent to Evaluation and Management Associated With Medical Care Services That Serve As the Continuing Focal Point for All Needed Health Care Services And/Or With Medical Care Services That Are Part of Ongoing Care Related to a Patient'SG2211 | 75 | $15 |
| Established Patient Office Or Other Outpatient Visit With Low Level OD Decision Making, If Using Time, 20 Minutes Or More99213 | 46 | $85 |
| Annual Wellness Visit, Includes a Personalized Prevention Plan of Service (pps), Subsequent VisitG0439 | 30 | $122 |
| Established Patient Office Or Other Outpatient Visit With High Level of Medical Decision Making, If Using Time, 40 Minutes Or More99215 | 25 | $158 |
What this provider prescribes (Medicare Part D)
Top drugs by Medicare Part D claim volume, 2024 · 48 distinct drugs on file.
| Drug | Part D claims (2024) | Beneficiaries |
|---|---|---|
| Gabapentin | 139 | 42 |
| Rosuvastatin Calcium | 121 | 44 |
| Atorvastatin Calcium | 117 | 50 |
| Dextroamphetamine/Amphetaminebrand: Dextroamphetamine-Amphet Er | 73 | 12 |
| Losartan Potassium | 71 | 27 |
| Dextroamphetamine/Amphetaminebrand: Dextroamphetamine-Amphetamine | 61 |
Practice location
Mailing address
Registry dates
- Enumerated
- 2006-02-07
- Last updated
- 2023-07-21
- Certified
- 2023-07-21
Frequently asked questions
- What is Michael Lenz's NPI number?
- Michael Lenz's National Provider Identifier (NPI) is 1609848167, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Michael Lenz's specialty?
- Michael Lenz is listed in the NPPES registry with a primary specialty of Internal Medicine Physician (Allopathic & Osteopathic Physicians).
- Where is Michael Lenz located?
- Michael Lenz's practice location on file with NPPES is 1155 N Mayfair Rd, Wauwatosa, WI 53226-3462.
- What is Michael Lenz's phone number?
- The practice phone number listed in the NPPES registry for Michael Lenz is (414) 955-5990.
- Does Michael Lenz accept Medicare?
- Michael Lenz is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Is Michael Lenz's NPI active?
- Yes — Michael Lenz's NPI (1609848167) is active in the NPPES registry as of the last update on 2023-07-21.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.