Tadeo Diaz Balderrama, MD
NPI 1437458817 · Cardiovascular Disease Physician · Fond Du Lac, WI
Enrolled with Medicare as Practitioner - Cardiovascular Disease (cardiology) · source: CMS PECOS Public Provider Enrollment (2026.04.01)
Tadeo Diaz Balderrama, MD is a Cardiovascular Disease Physician provider in Fond Du Lac, WI (NPI 1437458817).
Provider details
- NPI number
- 1437458817
- Entity type
- Individual
- Primary specialty
- Cardiovascular Disease PhysicianAllopathic & Osteopathic Physicians
- Credential
- MD
- Sex
- Male
- Sole proprietor
- No
- License
- 59901 (WI)
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
15 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
2,495 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) |
|---|---|---|
| Routine Electrocardiogram (ecg) Using at Least 12 Leads With Interpretation and Report Only93010 | 961 | $8 |
| Ultrasound of Heart With Color-Depicted Blood Flow, Rate, Direction and Valve Function93306 | 334 | $64 |
| Established Patient Office Or Other Outpatient Visit With Moderate Level of Decision Making, If Using Time, 30 Minutes Or More99214 | 192 | $90 |
| Ultrasound of Heart With Color-Depicted Blood Flow, Rate and Valve Function93325 | 102 | $3 |
| Ultrasound of Heart, Follow-Up93308 | 93 | $23 |
| Nuclear Medicine Studies of Heart Muscle at Rest and With Stress and Spect |
What this provider prescribes (Medicare Part D)
Top drugs by Medicare Part D claim volume, 2024 · 37 distinct drugs on file.
| Drug | Part D claims (2024) | Beneficiaries |
|---|---|---|
| Metoprolol Succinate | 585 | 196 |
| Losartan Potassium | 488 | 164 |
| Atorvastatin Calcium | 407 | 134 |
| Furosemide | 388 | 132 |
| Spironolactone | 333 | 112 |
| Rosuvastatin Calcium | 277 | 96 |
| Carvedilol | 238 |
Transparency — industry payments
Based on CMS Open Payments, 2024; not all care is captured.
$15,010 across 18 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)
- 700 S Park StMadison, WI 53715-1830Phone: (608) 251-6100Fax: (608) 220-7278
Registry dates
- Enumerated
- 2011-03-24
- Last updated
- 2024-12-30
- Certified
- 2024-12-30
Frequently asked questions
- What is Tadeo Diaz Balderrama's NPI number?
- Tadeo Diaz Balderrama's National Provider Identifier (NPI) is 1437458817, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Tadeo Diaz Balderrama's specialty?
- Tadeo Diaz Balderrama is listed in the NPPES registry with a primary specialty of Cardiovascular Disease Physician (Allopathic & Osteopathic Physicians).
- Where is Tadeo Diaz Balderrama located?
- Tadeo Diaz Balderrama's practice location on file with NPPES is 420 E Division St, Fond Du Lac, WI 54935-4560.
- What is Tadeo Diaz Balderrama's phone number?
- The practice phone number listed in the NPPES registry for Tadeo Diaz Balderrama is (920) 926-8230.
- Does Tadeo Diaz Balderrama accept Medicare?
- Tadeo Diaz Balderrama is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Is Tadeo Diaz Balderrama's NPI active?
- Yes — Tadeo Diaz Balderrama's NPI (1437458817) is active in the NPPES registry as of the last update on 2024-12-30.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.