Lazaro Diaz, MD
NPI 1164495230 · Interventional Cardiology Physician · Exeter, NH
Enrolled with Medicare as Practitioner - Interventional Cardiology · source: CMS PECOS Public Provider Enrollment (2026.04.01)
Lazaro Diaz, MD is a Interventional Cardiology Physician provider in Exeter, NH (NPI 1164495230).
Provider details
- NPI number
- 1164495230
- Entity type
- Individual
- Primary specialty
- Interventional Cardiology PhysicianAllopathic & Osteopathic Physicians
- Credential
- MD
- Sex
- Male
- Sole proprietor
- No
- License
- ME84603 (FL)
Specialties & taxonomies
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
2 documented practice locations
- Medicare service volume (vs. specialty peers)25% of score
2,909 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) |
|---|---|---|
| Subsequent Hospital Care With Straightforward Or Low Level of Medical Decision Making, Per Day, If Using Time, at Least 25 Minutes99231 | 648 | $49 |
| Subsequent Hospital Care With Moderate Levelof Medical Decision Making, If Using Time, at Least 35 Minutes99232 | 634 | $77 |
| Ultrasound of Heart With Color-Depicted Blood Flow, Rate, Direction and Valve Function93306 | 366 | $66 |
| Established Patient Office Or Other Outpatient Visit With Moderate Level of Decision Making, If Using Time, 30 Minutes Or More99214 | 326 | $125 |
| Subsequent Hospital Care With Moderate Levelof Medical Decision Making, If Using Time, at Least 50 Minutes99233 | 216 | $116 |
| Established Patient Office Or Other Outpatient Visit With Low Level OD Decision Making, If Using Time, 20 Minutes Or More |
What this provider prescribes (Medicare Part D)
Top drugs by Medicare Part D claim volume, 2024 · 53 distinct drugs on file.
| Drug | Part D claims (2024) | Beneficiaries |
|---|---|---|
| Metoprolol Succinate | 218 | 83 |
| Clopidogrel Bisulfatebrand: Clopidogrel | 190 | 67 |
| Carvedilol | 171 | 54 |
| Losartan Potassium | 165 | 55 |
| Atorvastatin Calcium | 161 | 64 |
| Apixabanbrand: Eliquis | 158 | 50 |
| Furosemide |
Transparency — industry payments
Based on CMS Open Payments, 2024; not all care is captured.
$3,625 across 80 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)
- 1600 Lakeland Hills BlvdLakeland, FL 33805-3065Phone: (863) 680-7000Fax: (866) 264-8519
Registry dates
- Enumerated
- 2006-02-09
- Last updated
- 2025-08-07
- Certified
- 2025-08-07
Frequently asked questions
- What is Lazaro Diaz's NPI number?
- Lazaro Diaz's National Provider Identifier (NPI) is 1164495230, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Lazaro Diaz's specialty?
- Lazaro Diaz is listed in the NPPES registry with a primary specialty of Interventional Cardiology Physician (Allopathic & Osteopathic Physicians).
- Where is Lazaro Diaz located?
- Lazaro Diaz's practice location on file with NPPES is 3 Alumni Dr Ste 101, Exeter, NH 03833-2122.
- What is Lazaro Diaz's phone number?
- The practice phone number listed in the NPPES registry for Lazaro Diaz is (603) 773-9992.
- Does Lazaro Diaz accept Medicare?
- Lazaro Diaz is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Is Lazaro Diaz's NPI active?
- Yes — Lazaro Diaz's NPI (1164495230) is active in the NPPES registry as of the last update on 2025-08-07.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.