Miguel Diaz, MD
NPI 1679821102 · Family Medicine Physician · Tavernier, FL
Enrolled with Medicare as Practitioner - Family Practice · source: CMS PECOS Public Provider Enrollment (2026.04.01)
Miguel Diaz, MD is a Family Medicine Physician provider in Tavernier, FL (NPI 1679821102).
Provider details
- NPI number
- 1679821102
- Entity type
- Individual
- Primary specialty
- Family Medicine PhysicianAllopathic & Osteopathic Physicians
- Credential
- MD
- Sex
- Male
- Sole proprietor
- No
- License
- L.3647R (AL)
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
13 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
2,430 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) |
|---|---|---|
| Established Patient Office Or Other Outpatient Visit With Moderate Level of Decision Making, If Using Time, 30 Minutes Or More99214 | 831 | $134 |
| Established Patient Office Or Other Outpatient Visit With Low Level OD Decision Making, If Using Time, 20 Minutes Or More99213 | 419 | $95 |
| Insertion of Needle Into Vein for Collection of Blood Sample36415 | 359 | $9 |
| Destruction of Precancer Skin Growth, 2-14 Growths17003 | 155 | $6 |
| Annual Wellness Visit, Includes a Personalized Prevention Plan of Service (pps), Subsequent VisitG0439 | 66 | $135 |
| Urinalysis, Manual Test81002 | 62 |
What this provider prescribes (Medicare Part D)
Top drugs by Medicare Part D claim volume, 2024 · 65 distinct drugs on file.
| Drug | Part D claims (2024) | Beneficiaries |
|---|---|---|
| Atorvastatin Calcium | 265 | 118 |
| Lisinopril | 121 | 44 |
| Levothyroxine Sodium | 97 | 38 |
| Amlodipine Besylate | 72 | 29 |
| Gabapentin | 70 | 30 |
| Losartan Potassium | 67 | 33 |
| Rosuvastatin Calcium |
Transparency — industry payments
Based on CMS Open Payments, 2024; not all care is captured.
$224 across 11 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)
- 5701 Overseas Hwy Ste 8Marathon, FL 33050-2784Phone: (305) 852-7474Fax: (877) 485-1242
Registry dates
- Enumerated
- 2012-08-15
- Last updated
- 2025-10-14
- Certified
- 2025-10-14
Frequently asked questions
- What is Miguel Diaz's NPI number?
- Miguel Diaz's National Provider Identifier (NPI) is 1679821102, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Miguel Diaz's specialty?
- Miguel Diaz is listed in the NPPES registry with a primary specialty of Family Medicine Physician (Allopathic & Osteopathic Physicians).
- Where is Miguel Diaz located?
- Miguel Diaz's practice location on file with NPPES is 90130 Old Hwy, Tavernier, FL 33070-2368.
- What is Miguel Diaz's phone number?
- The practice phone number listed in the NPPES registry for Miguel Diaz is (305) 852-9300.
- Does Miguel Diaz accept Medicare?
- Miguel Diaz is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Is Miguel Diaz's NPI active?
- Yes — Miguel Diaz's NPI (1679821102) is active in the NPPES registry as of the last update on 2025-10-14.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.