John Rufo Diaz MD
NPI 1780489765 · Family Medicine Physician · Naples, FL
Enrolled with Medicare as Part B Supplier - Clinic/Group Practice · source: CMS PECOS Public Provider Enrollment (2026.04.01)
John Rufo Diaz MD is a Family Medicine Physician organization in Naples, FL (NPI 1780489765).
Provider details
- NPI number
- 1780489765
- Entity type
- Organization
- Primary specialty
- Family Medicine PhysicianAllopathic & Osteopathic Physicians
- Organization subpart
- No
- Authorized official
- John Diaz, Owner/Md(239) 877-8522
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
1 yr 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.
Practice location
Mailing address
Other names (DBA / former)
- Doing business as
- John Rufo Diaz MD LLC
Registry dates
- Enumerated
- 2025-02-14
- Last updated
- 2025-02-14
- Certified
- 2025-02-14
Frequently asked questions
- What is John Rufo Diaz MD's NPI number?
- John Rufo Diaz MD's National Provider Identifier (NPI) is 1780489765, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What type of organization is John Rufo Diaz MD?
- John Rufo Diaz MD is classified in the NPPES registry as Family Medicine Physician (Allopathic & Osteopathic Physicians).
- Where is John Rufo Diaz MD located?
- John Rufo Diaz MD's practice location on file with NPPES is 5470 Bryson Ct, Naples, FL 34109-6000.
- What is John Rufo Diaz MD's phone number?
- The practice phone number listed in the NPPES registry for John Rufo Diaz MD is (239) 451-9747.
- Does John Rufo Diaz MD accept Medicare?
- John Rufo Diaz MD is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Who is the authorized official for John Rufo Diaz MD?
- The authorized official listed on John Rufo Diaz MD's NPPES record is John Diaz, Owner/Md. The authorized official registers and maintains the organization's NPI and is not necessarily its owner.
- Is John Rufo Diaz MD's NPI active?
- Yes — John Rufo Diaz MD's NPI (1780489765) is active in the NPPES registry as of the last update on 2025-02-14.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.