Doctor profile · Federal record
Dr. Gregg Castillo, M.D.
Family Medicine Physician (CMS: Family Practice) · Houston, TX
- NPI 1508928185
- Accepts Medicare
- 22 yrs in practice
- Male
- Solo practice
- No sanctions
Practice & contact
- Primary practice
-
13176 W Lake Houston Pkwy, Ste 4
Houston, TX 77044
(281) 436-0061
fax (281) 436-1128
Credentials & registration
- NPI registered
- December 2006 — 20 yrs on file
- Profile last updated
- August 29, 2018
- Year of graduation
- 2004 — 22 yrs since
- Specialty taxonomy
- 207Q00000X — NUCC code
- State license (1)
- Texas #M4728
Federal sanctions & exclusions
No sanctions, exclusions or revocations on file
Checked against OIG LEIE on NPI 1508928185. Last verified May 11, 2026.Medicare procedures · 2023
Top services delivered
Total services
312
Distinct HCPCS
7
Medicare allowed
$33,774
| HCPCS | Description | Services | Patients | Avg allowed | |
|---|---|---|---|---|---|
99214 |
Established patient office or other outpatient visit, 30-39 minutes | 131 | 71 | $129 | |
99213 |
Established patient office or other outpatient visit, 20-29 minutes | 79 | 66 | $89 | |
G0439 |
Annual wellness visit, includes a personalized prevention plan of service (pps), subsequent visit | 37 | 37 | $124 | |
G0444 |
Annual depression screening, 5 to 15 minutes | 23 | 23 | $17 | |
90677 |
Pneumococcal conjugate vaccine, 20 valent (pcv20), for intramuscular use | 14 | 14 | $282 | |
G0008 |
Administration of influenza virus vaccine | 14 | 14 | $31 | |
G0009 |
Administration of pneumococcal vaccine | 14 | 14 | $31 |
In context: peer comparison
Among 269 peers in this city , average services per provider: 131. This provider delivers 2.4× the peer median.Open Payments
Industry payments received
All-time total
$13
Transactions
1
Manufacturers
1
| Payer (manufacturer) | Industry | Txns | Amount |
|---|---|---|---|
| PFIZER INC. | 1 | $13.34 |
By nature of payment
Medicare Part D · 2023
Top prescriptions
Total claims
1,545
Patients
471
Total drug cost
$17,999
| Drug | Type | Claims | Patients | Total cost |
|---|---|---|---|---|
| Atorvastatin Calcium | Generic | 320 | 103 | $3,424 |
| Amlodipine Besylate | Generic | 149 | 44 | $870 |
| Losartan Potassium | Generic | 125 | 29 | $1,086 |
| Lisinopril | Generic | 117 | 37 | $1,310 |
| Levothyroxine Sodium | Generic | 95 | 28 | $1,359 |
| Metformin Hcl | Generic | 92 | 28 | $502 |
| Simvastatin | Generic | 91 | 23 | $761 |
| Hydrochlorothiazide | Generic | 82 | 27 | $316 |
| Tamsulosin Hcl | Generic | 81 | 23 | $1,879 |
| Rosuvastatin Calcium | Generic | 75 | 25 | $993 |
Hospital affiliations
Frequently asked questions
What is Dr. Gregg Castillo's medical specialty?
Dr. Gregg Castillo practices Family Medicine Physician in Houston, TX.
Where does Dr. Gregg Castillo practice?
Dr. Gregg Castillo practices at 13176 W Lake Houston Pkwy, Houston, TX 77044. Office phone: 2814360061.
What is Dr. Gregg Castillo's NPI?
Dr. Gregg Castillo's National Provider Identifier (NPI) is 1508928185, issued by NPPES.
Does Dr. Gregg Castillo accept Medicare assignment?
Yes. Dr. Gregg Castillo accepts Medicare assignment, meaning Medicare-allowed amounts are accepted as full payment for covered services.
What procedures does Dr. Gregg Castillo commonly perform?
Top Medicare-reported procedures in 2023: Established patient office or other outpatient visit (HCPCS 99214); Established patient office or other outpatient visit (HCPCS 99213); Annual wellness visit, includes a personalized prevention plan of service (pps), subsequent visit (HCPCS G0439). Source: CMS Medicare Physician & Other Practitioners file.