William Rodriguez, MD
NPI 1821028093 · Nephrology Physician · Austin, TX
Enrolled with Medicare as Practitioner - Nephrology · source: CMS PECOS Public Provider Enrollment (2026.04.01)
William Rodriguez, MD is a Nephrology Physician provider in Austin, TX (NPI 1821028093).
Provider details
- NPI number
- 1821028093
- Entity type
- Individual
- Primary specialty
- Nephrology PhysicianAllopathic & Osteopathic Physicians
- Credential
- MD
- Sex
- Male
- Sole proprietor
- Yes
- License
- K9402 (TX)
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
19 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
1,274 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 Moderate Levelof Medical Decision Making, If Using Time, at Least 50 Minutes99233 | 479 | $116 |
| Established Patient Office Or Other Outpatient Visit With Moderate Level of Decision Making, If Using Time, 30 Minutes Or More99214 | 179 | $86 |
| Home Dialysis Services Per Month (20 Years Or Older)90966 | 142 | $284 |
| Visit Complexity Inherent to Evaluation and Management Associated With Medical Care Services That Serve As the Continuing Focal Point for All Needed Health Care Services And/Or With Medical Care Services That Are Part of Ongoing Care Related to a Patient'SG2211 | 133 | $16 |
| Initial Hospital Care With Moderate Level of Medical Decision Making, If Using Time, at Least 75 Minutes99223 | 88 | $169 |
| Subsequent Hospital Care With Moderate Levelof Medical Decision Making, If Using Time, at Least 35 Minutes |
What this provider prescribes (Medicare Part D)
Top drugs by Medicare Part D claim volume, 2024 · 31 distinct drugs on file.
| Drug | Part D claims (2024) | Beneficiaries |
|---|---|---|
| Calcitriol | 170 | 55 |
| Furosemide | 163 | 54 |
| Amlodipine Besylate | 79 | 30 |
| Losartan Potassium | 75 | 23 |
| Sevelamer Carbonate | 68 | 19 |
| Torsemide | 55 | 17 |
| Dapagliflozin Propanediolbrand: Farxiga | 54 | 20 |
Transparency — industry payments
Based on CMS Open Payments, 2024; not all care is captured.
$567 across 23 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
Registry dates
- Enumerated
- 2006-07-04
- Last updated
- 2015-07-15
Frequently asked questions
- What is William Rodriguez's NPI number?
- William Rodriguez's National Provider Identifier (NPI) is 1821028093, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is William Rodriguez's specialty?
- William Rodriguez is listed in the NPPES registry with a primary specialty of Nephrology Physician (Allopathic & Osteopathic Physicians).
- Where is William Rodriguez located?
- William Rodriguez's practice location on file with NPPES is 408 W 45th St, Austin, TX 78751-3014.
- What is William Rodriguez's phone number?
- The practice phone number listed in the NPPES registry for William Rodriguez is (512) 451-5800.
- Does William Rodriguez accept Medicare?
- William Rodriguez is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Is William Rodriguez's NPI active?
- Yes — William Rodriguez's NPI (1821028093) is active in the NPPES registry as of the last update on 2015-07-15.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.