Leonardo Serfino, MD
NPI 1831114743 · Internal Medicine Physician · Surprise, AZ
Enrolled with Medicare as Practitioner - Internal Medicine · source: CMS PECOS Public Provider Enrollment (2026.04.01)
Leonardo Serfino, MD is a Internal Medicine Physician provider in Surprise, AZ (NPI 1831114743).
Provider details
- NPI number
- 1831114743
- Entity type
- Individual
- Primary specialty
- Internal Medicine PhysicianAllopathic & Osteopathic Physicians
- Credential
- MD
- Sex
- Male
- Sole proprietor
- No
- License
- 30887 (AZ)
Specialties & taxonomies
Allopathic & Osteopathic Physicians
Profile Score
A profile completeness & documented-activity index — NOT a quality, outcomes, or patient-satisfaction rating.
- Registry tenure33% of score
19 yrs in NPPES registry
- Profile completeness33% of score
100% of core fields populated
- Practice footprint20% of score
2 documented practice locations
- Open Payments transparency13% of score
Has Open Payments disclosures (2024)
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 prescribes (Medicare Part D)
Top drugs by Medicare Part D claim volume, 2024 · 99 distinct drugs on file.
| Drug | Part D claims (2024) | Beneficiaries |
|---|---|---|
| Rosuvastatin Calcium | 247 | 117 |
| Losartan Potassium | 228 | 96 |
| Levothyroxine Sodium | 220 | 107 |
| Atorvastatin Calcium | 181 | 96 |
| Amlodipine Besylate | 166 | 90 |
| Lisinopril | 113 | 50 |
| Gabapentin |
Transparency — industry payments
Based on CMS Open Payments, 2024; not all care is captured.
$21 across 1 record (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)
- 1590 Paseo San LuisSte 101Sierra Vista, AZ 85635-4782Phone: (520) 220-5711Fax: (520) 220-5709
Registry dates
- Enumerated
- 2006-07-12
- Last updated
- 2024-08-08
- Certified
- 2024-08-08
Frequently asked questions
- What is Leonardo Serfino's NPI number?
- Leonardo Serfino's National Provider Identifier (NPI) is 1831114743, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Leonardo Serfino's specialty?
- Leonardo Serfino is listed in the NPPES registry with a primary specialty of Internal Medicine Physician (Allopathic & Osteopathic Physicians).
- Where is Leonardo Serfino located?
- Leonardo Serfino's practice location on file with NPPES is 17674 N Litchfield Rd, Surprise, AZ 85374-2478.
- What is Leonardo Serfino's phone number?
- The practice phone number listed in the NPPES registry for Leonardo Serfino is (623) 281-3001.
- Does Leonardo Serfino accept Medicare?
- Leonardo Serfino is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Is Leonardo Serfino's NPI active?
- Yes — Leonardo Serfino's NPI (1831114743) is active in the NPPES registry as of the last update on 2024-08-08.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.