Mario Ziccarelli, MD
NPI 1154811818 · Emergency Medicine Physician · Tucson, AZ
Enrolled with Medicare as Practitioner - Emergency Medicine · source: CMS PECOS Public Provider Enrollment (2026.04.01)
Mario Ziccarelli, MD is a Emergency Medicine Physician provider in Tucson, AZ (NPI 1154811818).
Provider details
- NPI number
- 1154811818
- Entity type
- Individual
- Primary specialty
- Emergency Medicine PhysicianAllopathic & Osteopathic Physicians
- Credential
- MD
- Sex
- Male
- Sole proprietor
- Yes
- License
- R76901 (AZ)
Specialties & taxonomies
Allopathic & Osteopathic Physicians
Profile Score
A profile completeness & documented-activity index — NOT a quality, outcomes, or patient-satisfaction rating.
- Registry tenure25% of score
8 yrs in NPPES registry
- Profile completeness25% of score
100% of core fields populated
- Practice footprint15% of score
2 documented practice locations
- Medicare service volume (vs. specialty peers)25% of score
400 Medicare services, 2024 (ranked within specialty)
- Open Payments transparency10% of score
Has Open Payments disclosures (2024)
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 .
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) |
|---|---|---|
| Emergency Department Visit With High Level of Medical Decision Making99285 | 113 | $165 |
| Routine Electrocardiogram (ecg) Using at Least 12 Leads With Interpretation and Report Only93010 | 102 | $8 |
| Emergency Department Visit With Moderate Level of Medical Decision Making99284 | 65 | $114 |
| Critical Care, First 30-74 Minutes99291 | 65 | $203 |
| Critical Care, Each Additional 30 Minutes99292 | 36 | $102 |
| Emergency Department Visit With Low Level of Medical Decision Making99283 | 19 | $68 |
What this provider prescribes (Medicare Part D)
Top drugs by Medicare Part D claim volume, 2024 · 7 distinct drugs on file.
| Drug | Part D claims (2024) | Beneficiaries |
|---|---|---|
| Cefdinir | 28 | 28 |
| Azithromycin | 19 | 19 |
| Doxycycline Hyclate | 16 | 16 |
| Cephalexin | 15 | 15 |
| Sulfamethoxazole/Trimethoprimbrand: Sulfamethoxazole-Trimethoprim | 15 | 15 |
| Ondansetronbrand: Ondansetron Odt | 12 | 12 |
| Amoxicillin/Potassium Clavbrand: Amoxicillin-Clavulanate Potass | 11 | 11 |
Transparency — industry payments
Based on CMS Open Payments, 2024; not all care is captured.
$92 across 5 records (Open Payments 2024)
Open Payments discloses payments and transfers of value (meals, travel, consulting, research, royalties) from drug and device makers to providers. This is a transparency signal, not a verdict — such payments are legal and common, and their presence is neither an endorsement nor a criticism. Source: CMS Open Payments, program year 2024.
Practice location
Mailing address
Additional practice locations (1)
- 520 Rose LnWickenburg, AZ 85390-1447Phone: (928) 668-1803Fax: (928) 684-2434
Registry dates
- Enumerated
- 2018-05-17
- Last updated
- 2024-04-26
- Certified
- 2024-04-26
Frequently asked questions
- What is Mario Ziccarelli's NPI number?
- Mario Ziccarelli's National Provider Identifier (NPI) is 1154811818, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Mario Ziccarelli's specialty?
- Mario Ziccarelli is listed in the NPPES registry with a primary specialty of Emergency Medicine Physician (Allopathic & Osteopathic Physicians).
- Where is Mario Ziccarelli located?
- Mario Ziccarelli's practice location on file with NPPES is 2800 E Ajo Way, Tucson, AZ 85713-6204.
- What is Mario Ziccarelli's phone number?
- The practice phone number listed in the NPPES registry for Mario Ziccarelli is (520) 626-5582.
- Does Mario Ziccarelli accept Medicare?
- Mario Ziccarelli is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Is Mario Ziccarelli's NPI active?
- Yes — Mario Ziccarelli's NPI (1154811818) is active in the NPPES registry as of the last update on 2024-04-26.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.