Guillermo Morell, MD
NPI 1346238268 · Nephrology Physician · Houston, TX
Enrolled with Medicare as Practitioner - Nephrology · source: CMS PECOS Public Provider Enrollment (2026.04.01)
Guillermo Morell, MD is a Nephrology Physician provider in Houston, TX (NPI 1346238268).
Provider details
- NPI number
- 1346238268
- Entity type
- Individual
- Primary specialty
- Nephrology PhysicianAllopathic & Osteopathic Physicians
- Credential
- MD
- Sex
- Male
- Sole proprietor
- Yes
- License
- H3713 123321 (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
20 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
309 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) |
|---|---|---|
| Dialysis Services, 2-3 Physician Visits Per Month (20 Years Or Older)90961 | 80 | $291 |
| Dialysis Services, 4 Or More Physician Visits Per Month (20 Years Or Older)90960 | 67 | $348 |
| Subsequent Hospital Care With Moderate Levelof Medical Decision Making, If Using Time, at Least 35 Minutes99232 | 55 | $79 |
| Subsequent Hospital Care With Moderate Levelof Medical Decision Making, If Using Time, at Least 50 Minutes99233 | 35 | $118 |
| Hemodialysis Procedure With Physician Evaluation90935 | 28 | $71 |
| Established Patient Office Or Other Outpatient Visit With Moderate Level of Decision Making, If Using Time, 30 Minutes Or More99214 | 26 |
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 |
|---|---|---|
| Dapagliflozin Propanediolbrand: Farxiga | 55 | — |
| Sevelamer Carbonate | 49 | 17 |
| Atorvastatin Calcium | 37 | 13 |
| Levothyroxine Sodium | 36 | — |
| Carvedilol | 35 | 12 |
| Gabapentin | 34 | — |
| Prednisone | 31 |
Transparency — industry payments
Based on CMS Open Payments, 2024; not all care is captured.
$283 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
Registry dates
- Enumerated
- 2005-10-13
- Last updated
- 2008-06-30
Frequently asked questions
- What is Guillermo Morell's NPI number?
- Guillermo Morell's National Provider Identifier (NPI) is 1346238268, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Guillermo Morell's specialty?
- Guillermo Morell is listed in the NPPES registry with a primary specialty of Nephrology Physician (Allopathic & Osteopathic Physicians).
- Where is Guillermo Morell located?
- Guillermo Morell's practice location on file with NPPES is 6560 Fannin St, Houston, TX 77030-2728.
- What is Guillermo Morell's phone number?
- The practice phone number listed in the NPPES registry for Guillermo Morell is (713) 796-0800.
- Does Guillermo Morell accept Medicare?
- Guillermo Morell is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Is Guillermo Morell's NPI active?
- Yes — Guillermo Morell's NPI (1346238268) is active in the NPPES registry as of the last update on 2008-06-30.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.