Zachary D'Arienzo, PA-C
NPI 1558702670 · Physician Assistant · New Berlin, WI
Enrolled with Medicare as Practitioner - Physician Assistant · source: CMS PECOS Public Provider Enrollment (2026.04.01)
Zachary D'Arienzo, PA-C is a Physician Assistant provider in New Berlin, WI (NPI 1558702670).
Provider details
- NPI number
- 1558702670
- Entity type
- Individual
- Primary specialty
- Physician AssistantPhysician Assistants & Advanced Practice Nursing Providers
- Credential
- PA-C
- Sex
- Male
- Sole proprietor
- No
- License
- 3183-23 (WI)
Specialties & taxonomies
Physician Assistants & Advanced Practice Nursing Providers
Allopathic & Osteopathic Physicians
Profile Score
A profile completeness & documented-activity index — NOT a quality, outcomes, or patient-satisfaction rating.
- Registry tenure28% of score
12 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
216 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 | 78 | $99 |
| 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 | 67 | $13 |
| Established Patient Office Or Other Outpatient Visit With Low Level OD Decision Making, If Using Time, 20 Minutes Or More99213 | 55 | $72 |
| Established Patient Office Or Other Outpatient Visit With High Level of Medical Decision Making, If Using Time, 40 Minutes Or More99215 | 16 | $144 |
Typical Medicare-allowed amounts for these services range $13–$144 (2024). The Medicare-allowed amount is what Medicare recognizes for a service under fee-for-service — a reference figure for 2024, not a price quote and not what you would be billed. Medicare Part B covers roughly an eighth of all NPIs (65+ skew); services with fewer than 11 beneficiaries are suppressed by CMS. Source: CMS Medicare Physician & Other Practitioners, by Provider & Service.
What this provider prescribes (Medicare Part D)
Top drugs by Medicare Part D claim volume, 2024 · 20 distinct drugs on file.
| Drug | Part D claims (2024) | Beneficiaries |
|---|---|---|
| Atorvastatin Calcium | 42 | 23 |
| Amoxicillin/Potassium Clavbrand: Amoxicillin-Clavulanate Potass | 30 | 30 |
| Albuterol Sulfatebrand: Albuterol Sulfate Hfa | 24 | 14 |
| Hydrochlorothiazide | 20 | 12 |
| Levothyroxine Sodium | 19 | 13 |
| Cyclobenzaprine Hcl | 19 | 17 |
| Fluoxetine Hcl |
Practice location
Mailing address
Registry dates
- Enumerated
- 2013-07-17
- Last updated
- 2023-03-27
- Certified
- 2023-02-10
Frequently asked questions
- What is Zachary D'Arienzo's NPI number?
- Zachary D'Arienzo's National Provider Identifier (NPI) is 1558702670, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Zachary D'Arienzo's specialty?
- Zachary D'Arienzo is listed in the NPPES registry with a primary specialty of Physician Assistant (Physician Assistants & Advanced Practice Nursing Providers).
- Where is Zachary D'Arienzo located?
- Zachary D'Arienzo's practice location on file with NPPES is 4805 S Moorland Rd, New Berlin, WI 53151-7401.
- What is Zachary D'Arienzo's phone number?
- The practice phone number listed in the NPPES registry for Zachary D'Arienzo is (622) 798-7200.
- Does Zachary D'Arienzo accept Medicare?
- Zachary D'Arienzo is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Is Zachary D'Arienzo's NPI active?
- Yes — Zachary D'Arienzo's NPI (1558702670) is active in the NPPES registry as of the last update on 2023-03-27.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.