Doctor profile · Federal record
Dr. Redentor Roy, M.D.
Nephrology Physician (CMS: Nephrology) · Houston, TX
- NPI 1982674883
- Accepts Medicare
- 34 yrs in practice
- Male
- Group practice
- No sanctions
Practice & contact
- Primary practice
-
915 Gessner RD Ste 360
Houston, TX 770242540
(713) 468-5440
fax (713) 973-0778
Credentials & registration
- NPI registered
- January 2006 — 20 yrs on file
- Profile last updated
- October 23, 2025
- Year of graduation
- 1992 — 34 yrs since
- Specialty taxonomy
- 207RN0300X — NUCC code
- State license (1)
- Texas #L5116
- Medicaid
- TX #153788801
Federal sanctions & exclusions
No sanctions, exclusions or revocations on file
Checked against OIG LEIE on NPI 1982674883. Last verified May 11, 2026.Medicare procedures · 2023
Top services delivered
Total services
1,047
Distinct HCPCS
7
Medicare allowed
$139,190
| HCPCS | Description | Services | Patients | Avg allowed | |
|---|---|---|---|---|---|
99232 |
Subsequent hospital care with moderate levelof medical decision making, if using time, at least 35 minutes | 414 | 103 | $81 | |
99213 |
Established patient office or other outpatient visit, 20-29 minutes | 326 | 169 | $85 | |
90960 |
Dialysis services, 4 or more physician visits per month (20 years or older) | 168 | 29 | $356 | |
99203 |
New patient office or other outpatient visit, 30-44 minutes | 55 | 55 | $115 | |
99233 |
Subsequent hospital care with moderate levelof medical decision making, if using time, at least 50 minutes | 39 | 31 | $121 | |
99221 |
Initial hospital care with straightforward or low level of medical decision making, per day, if using time, at least 40 minutes | 29 | 29 | $85 | |
90961 |
Dialysis services, 2-3 physician visits per month (20 years or older) | 16 | 12 | $298 |
In context: peer comparison
Among 76 peers in Houston Nephrology Physician, average services per provider: 140. This provider delivers 7.5× the peer median.Open Payments
Industry payments received
All-time total
$591
Transactions
26
Manufacturers
8
| Payer (manufacturer) | Industry | Txns | Amount |
|---|---|---|---|
| AstraZeneca Pharmaceuticals Lp | 8 | $151.40 | |
| Novartis Pharmaceuticals Corporation | 6 | $128.46 | |
| Travere Therapeutics, INC. | 3 | $84.75 | |
| Otsuka America Pharmaceutical, INC. | 3 | $77.29 | |
| Mallinckrodt Hospital Products INC. | 2 | $56.96 | |
| Amgen INC. | 2 | $40.01 | |
| Aurinia Pharma U.S., INC. | 1 | $29.14 | |
| Ardelyx, INC. | 1 | $22.74 |
By nature of payment
Medicare Part D · 2023
Top prescriptions
Total claims
549
Patients
132
Total drug cost
$22,024
| Drug | Type | Claims | Patients | Total cost |
|---|---|---|---|---|
| Furosemide | Generic | 91 | 33 | $525 |
| Amlodipine Besylate | Generic | 68 | 27 | $502 |
| Calcitriol | Generic | 59 | 16 | $1,125 |
| Sevelamer Carbonate | Generic | 45 | 12 | $12,967 |
| Ciprofloxacin Hcl | Generic | 43 | 33 | $175 |
| Nifedipine ER (Nifedipine) | Brand | 41 | 0 | $2,539 |
| Allopurinol | Generic | 27 | 0 | $248 |
| Gabapentin | Generic | 26 | 0 | $384 |
| Carvedilol | Generic | 25 | 0 | $287 |
| Atorvastatin Calcium | Generic | 24 | 11 | $423 |
Hospital affiliations
Frequently asked questions
What is Dr. Redentor Roy's medical specialty?
Dr. Redentor Roy practices Nephrology Physician in Houston, TX.
Where does Dr. Redentor Roy practice?
Dr. Redentor Roy practices at 915 Gessner RD Ste 360, Houston, TX 770242540. Office phone: 7134685440.
What is Dr. Redentor Roy's NPI?
Dr. Redentor Roy's National Provider Identifier (NPI) is 1982674883, issued by NPPES.
Does Dr. Redentor Roy accept Medicare assignment?
Yes. Dr. Redentor Roy accepts Medicare assignment, meaning Medicare-allowed amounts are accepted as full payment for covered services.
What procedures does Dr. Redentor Roy commonly perform?
Top Medicare-reported procedures in 2023: Subsequent hospital care with moderate levelof medical decision making (HCPCS 99232); Established patient office or other outpatient visit (HCPCS 99213); Dialysis services, 4 or more physician visits per month (20 years or older) (HCPCS 90960). Source: CMS Medicare Physician & Other Practitioners file.