Doctor profile · Federal record
Dr. Diana Aluyen, MD
Hospitalist Physician (CMS: Hospitalist) · Internal Medicine Physician · Castroville, TX
- NPI 1801230487
- Accepts Medicare
- 13 yrs in practice
- Female
- Solo practice
- No sanctions
Practice & contact
- Primary practice
-
1051 US Highway 90 E
Castroville, TX 780095210
(830) 931-3336
Credentials & registration
- NPI registered
- April 2013 — 13 yrs on file
- Profile last updated
- June 28, 2016
- Year of graduation
- 2013 — 13 yrs since
- Specialty taxonomy
- 208M00000X — NUCC code
- State license (1)
- Texas #Q7826
Federal sanctions & exclusions
No sanctions, exclusions or revocations on file
Checked against OIG LEIE on NPI 1801230487. Last verified May 11, 2026.Medicare procedures · 2023
Top services delivered
Total services
761
Distinct HCPCS
5
Medicare allowed
$81,323
| HCPCS | Description | Services | Patients | Avg allowed | |
|---|---|---|---|---|---|
99233 |
Subsequent hospital care with moderate levelof medical decision making, if using time, at least 50 minutes | 321 | 132 | $113 | |
99232 |
Subsequent hospital care with moderate levelof medical decision making, if using time, at least 35 minutes | 225 | 85 | $75 | |
99239 |
Hospital discharge day management, more than 30 minutes | 120 | 114 | $108 | |
99223 |
Initial hospital care with moderate level of medical decision making, if using time, at least 75 minutes | 81 | 78 | $167 | |
99222 |
Initial hospital care with straightforward or low-level medical decision making, if using time, at least 55 minutes | 14 | 14 | $125 |
In context: peer comparison
Among 1 peers in this city , average services per provider: 152. This provider delivers 5.0× the peer median.Medicare Part D · 2023
Top prescriptions
Total claims
107
Patients
37
Total drug cost
$8,518
| Drug | Type | Claims | Patients | Total cost |
|---|---|---|---|---|
| Pantoprazole Sodium | Generic | 16 | 12 | $105 |
| Lantus Solostar (Insulin Glargine,hum.Rec.Anlog) | Brand | 15 | 0 | $4,344 |
| Myrbetriq (Mirabegron) | Brand | 14 | 0 | $3,131 |
| Carvedilol | Generic | 13 | 0 | $43 |
| Cefdinir | Generic | 13 | 13 | $129 |
| Clopidogrel (Clopidogrel Bisulfate) | Brand | 13 | 0 | $83 |
| Hydrocodone-Acetaminophen (Hydrocodone/Acetaminophen) | Brand | 12 | 12 | $106 |
| Nano 2nd Gen Pen Needle (Pen Needle, Diabetic) | Brand | 11 | 0 | $576 |
Hospital affiliations
Frequently asked questions
What is Dr. Diana Aluyen's medical specialty?
Dr. Diana Aluyen practices Hospitalist Physician in Castroville, TX.
Where does Dr. Diana Aluyen practice?
Dr. Diana Aluyen practices at 1051 US Highway 90 E, Castroville, TX 780095210. Office phone: 8309313336.
What is Dr. Diana Aluyen's NPI?
Dr. Diana Aluyen's National Provider Identifier (NPI) is 1801230487, issued by NPPES.
Does Dr. Diana Aluyen accept Medicare assignment?
Yes. Dr. Diana Aluyen accepts Medicare assignment, meaning Medicare-allowed amounts are accepted as full payment for covered services.
What procedures does Dr. Diana Aluyen commonly perform?
Top Medicare-reported procedures in 2023: Subsequent hospital care with moderate levelof medical decision making (HCPCS 99233); Subsequent hospital care with moderate levelof medical decision making (HCPCS 99232); Hospital discharge day management (HCPCS 99239). Source: CMS Medicare Physician & Other Practitioners file.