John Alexis, MD
NPI 1215902143 · Clinical Pathology/Laboratory Medicine Physician · Miami Beach, FL
Enrolled with Medicare as Practitioner - Pathology · source: CMS PECOS Public Provider Enrollment (2026.04.01)
John Alexis, MD is a Clinical Pathology/Laboratory Medicine Physician provider in Miami Beach, FL (NPI 1215902143).
Provider details
- NPI number
- 1215902143
- Entity type
- Individual
- Primary specialty
- Clinical Pathology/Laboratory Medicine PhysicianAllopathic & Osteopathic Physicians
- Credential
- MD
- Sex
- Male
- Sole proprietor
- No
- License
- ME55071 (FL)
Specialties & taxonomies
Allopathic & Osteopathic Physicians
Allopathic & Osteopathic Physicians
Allopathic & Osteopathic Physicians
Profile Score
A profile completeness & documented-activity index — NOT a quality, outcomes, or patient-satisfaction rating.
- Registry tenure25% of score
20 yrs in NPPES registry
- Profile completeness25% of score
100% of core fields populated
- Practice footprint15% of score
1 documented practice location
- Medicare service volume (vs. specialty peers)25% of score
1,030 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) |
|---|---|---|
| Pathology Examination of Tissue Using a Microscope, Intermediate Complexity88305 | 484 | $36 |
| Special Stained Specimen Slides to Examine Tissue, Each Additional Procedure88341 | 96 | $27 |
| Pathology Examination of Tissue Using a Microscope, Moderately Low Complexity88304 | 71 | $11 |
| Preparation of Tissue for Examination By Removing Any Calcium Present88311 | 63 | $12 |
| Special Stained Specimen Slides to Examine Tissue, Initial Procedure88342 | 61 | $34 |
| Cell Examination of Specimen, Selective Cellular Enhancement Technique88112 | 53 | $26 |
Transparency — industry payments
Based on CMS Open Payments, 2024; not all care is captured.
$15 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
Registry dates
- Enumerated
- 2006-02-22
- Last updated
- 2007-09-18
Frequently asked questions
- What is John Alexis's NPI number?
- John Alexis's National Provider Identifier (NPI) is 1215902143, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is John Alexis's specialty?
- John Alexis is listed in the NPPES registry with a primary specialty of Clinical Pathology/Laboratory Medicine Physician (Allopathic & Osteopathic Physicians).
- Where is John Alexis located?
- John Alexis's practice location on file with NPPES is 4300 Alton Rd, Miami Beach, FL 33140-2800.
- What is John Alexis's phone number?
- The practice phone number listed in the NPPES registry for John Alexis is (305) 674-2277.
- Does John Alexis accept Medicare?
- John Alexis is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Is John Alexis's NPI active?
- Yes — John Alexis's NPI (1215902143) is active in the NPPES registry as of the last update on 2007-09-18.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.