Antonis Antoniou, MD
NPI 1861564601 · Internal Medicine Physician · Fresno, CA
Enrolled with Medicare as Practitioner - Internal Medicine · source: CMS PECOS Public Provider Enrollment (2026.04.01)
Antonis Antoniou, MD is a Internal Medicine Physician provider in Fresno, CA (NPI 1861564601).
Provider details
- NPI number
- 1861564601
- Entity type
- Individual
- Primary specialty
- Internal Medicine PhysicianAllopathic & Osteopathic Physicians
- Credential
- MD
- Sex
- Male
- Sole proprietor
- No
- License
- A41273 (CA)
Specialties & taxonomies
Allopathic & Osteopathic Physicians
Profile Score
A profile completeness & documented-activity index — NOT a quality, outcomes, or patient-satisfaction rating.
- Registry tenure38% of score
19 yrs in NPPES registry
- Profile completeness38% of score
100% of core fields populated
- Practice footprint23% of score
1 documented practice location
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 · 96 distinct drugs on file.
| Drug | Part D claims (2024) | Beneficiaries |
|---|---|---|
| Atorvastatin Calcium | 276 | 41 |
| Amlodipine Besylate | 250 | 39 |
| Levothyroxine Sodium | 216 | 23 |
| Famotidine | 192 | 26 |
| Gabapentin | 188 | 26 |
| Metoprolol Tartrate | 142 | 26 |
| Lisinopril | 122 |
Practice location
Mailing address
Registry dates
- Enumerated
- 2006-11-15
- Last updated
- 2007-07-08
Frequently asked questions
- What is Antonis Antoniou's NPI number?
- Antonis Antoniou's National Provider Identifier (NPI) is 1861564601, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Antonis Antoniou's specialty?
- Antonis Antoniou is listed in the NPPES registry with a primary specialty of Internal Medicine Physician (Allopathic & Osteopathic Physicians).
- Where is Antonis Antoniou located?
- Antonis Antoniou's practice location on file with NPPES is 7300 N Fresno St, Fresno, CA 93720-2941.
- What is Antonis Antoniou's phone number?
- The practice phone number listed in the NPPES registry for Antonis Antoniou is (559) 448-4500.
- Does Antonis Antoniou accept Medicare?
- Antonis Antoniou is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Is Antonis Antoniou's NPI active?
- Yes — Antonis Antoniou's NPI (1861564601) is active in the NPPES registry as of the last update on 2007-07-08.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.