Doctor profile · Federal record
Dr. Guillermo Morell, MD
Nephrology Physician (CMS: Nephrology) · Houston, TX
- NPI 1346238268
- Accepts Medicare
- 41 yrs in practice
- Male
- Solo practice
- No sanctions
Practice & contact
- Primary practice
-
6560 Fannin St, Suite 1532
Houston, TX 770302728
(713) 796-0800
fax (713) 796-0809 - Mailing address
-
Po Box 2718
Pearland, TX 775882718
Credentials & registration
- NPI registered
- October 2005 — 21 yrs on file
- Profile last updated
- June 30, 2008
- Year of graduation
- 1985 — 41 yrs since
- Specialty taxonomy
- 207RN0300X — NUCC code
- State license (1)
- Texas #H3713 123321
- Medicaid
- TX #1342966-08
Federal sanctions & exclusions
No sanctions, exclusions or revocations on file
Checked against OIG LEIE on NPI 1346238268. Last verified May 11, 2026.Medicare procedures · 2023
Top services delivered
Total services
468
Distinct HCPCS
8
Medicare allowed
$82,938
| HCPCS | Description | Services | Patients | Avg allowed | |
|---|---|---|---|---|---|
90961 |
Dialysis services, 2-3 physician visits per month (20 years or older) | 117 | 19 | $294 | |
99232 |
Subsequent hospital care with moderate levelof medical decision making, if using time, at least 35 minutes | 93 | 34 | $80 | |
90945 |
Dialysis procedure including 1 evaluation | 53 | 18 | $86 | |
90960 |
Dialysis services, 4 or more physician visits per month (20 years or older) | 47 | 12 | $352 | |
99214 |
Established patient office or other outpatient visit, 30-39 minutes | 46 | 26 | $123 | |
99233 |
Subsequent hospital care with moderate levelof medical decision making, if using time, at least 50 minutes | 43 | 27 | $121 | |
90935 |
Hemodialysis procedure with physician evaluation | 37 | 20 | $72 | |
90962 |
Dialysis services, 1 physician visit per month (20 years or older) | 32 | 14 | $202 |
In context: peer comparison
Among 76 peers in Houston Nephrology Physician, average services per provider: 140. This provider delivers 3.3× the peer median.Open Payments
Industry payments received
All-time total
$283
Transactions
11
Manufacturers
7
| Payer (manufacturer) | Industry | Txns | Amount |
|---|---|---|---|
| Novartis Pharmaceuticals Corporation | 3 | $85.20 | |
| AstraZeneca Pharmaceuticals Lp | 3 | $65.83 | |
| Bayer Healthcare Pharmaceuticals INC. | 1 | $32.16 | |
| Otsuka America Pharmaceutical, INC. | 1 | $26.83 | |
| Aurinia Pharma U.S., INC. | 1 | $26.39 | |
| Akebia Therapeutics INC | 1 | $24.61 | |
| Boehringer Ingelheim Pharmaceuticals, INC. | 1 | $22.08 |
By nature of payment
Medicare Part D · 2023
Top prescriptions
Total claims
452
Patients
39
Total drug cost
$77,786
| Drug | Type | Claims | Patients | Total cost |
|---|---|---|---|---|
| Atorvastatin Calcium | Generic | 52 | 14 | $910 |
| Amlodipine Besylate | Generic | 38 | 12 | $524 |
| Prednisone | Generic | 34 | 0 | $254 |
| Levothyroxine Sodium | Generic | 33 | 0 | $966 |
| Sevelamer Carbonate | Generic | 30 | 0 | $7,344 |
| Carvedilol | Generic | 29 | 13 | $639 |
| Furosemide | Generic | 29 | 0 | $159 |
| Gabapentin | Generic | 27 | 0 | $433 |
| Nifedipine ER (Nifedipine) | Brand | 27 | 0 | $1,517 |
| Renvela (Sevelamer Carbonate) | Brand | 27 | 0 | $63,782 |
Frequently asked questions
What is Dr. Guillermo Morell's medical specialty?
Dr. Guillermo Morell practices Nephrology Physician in Houston, TX.
Where does Dr. Guillermo Morell practice?
Dr. Guillermo Morell practices at 6560 Fannin St, Houston, TX 770302728. Office phone: 7137960800.
What is Dr. Guillermo Morell's NPI?
Dr. Guillermo Morell's National Provider Identifier (NPI) is 1346238268, issued by NPPES.
Does Dr. Guillermo Morell accept Medicare assignment?
Yes. Dr. Guillermo Morell accepts Medicare assignment, meaning Medicare-allowed amounts are accepted as full payment for covered services.
What procedures does Dr. Guillermo Morell commonly perform?
Top Medicare-reported procedures in 2023: Dialysis services, 2-3 physician visits per month (20 years or older) (HCPCS 90961); Subsequent hospital care with moderate levelof medical decision making (HCPCS 99232); Dialysis procedure including 1 evaluation (HCPCS 90945). Source: CMS Medicare Physician & Other Practitioners file.