Doctor profile · Federal record
Dr. Alejandro Mendez Castillo, M.D.
Diagnostic Radiology Physician (CMS: Diagnostic Radiology) · Farmington, MO
- NPI 1649255076
- Accepts Medicare
- 35 yrs in practice
- Male
- Solo practice
- No sanctions
Practice & contact
- Primary practice
-
1101 W Liberty St
Farmington, MO 636401921
(573) 756-6451 - Mailing address
-
15914 Woodlet Park CT
Chesterfield, MO 630175033
Credentials & registration
- NPI registered
- December 2005 — 21 yrs on file
- Profile last updated
- December 21, 2025
- Year of graduation
- 1991 — 35 yrs since
- Specialty taxonomy
- 2085R0202X — NUCC code
- State license (1)
- Missouri #2005027156
- Medicaid
- MO #207432501
Federal sanctions & exclusions
No sanctions, exclusions or revocations on file
Checked against OIG LEIE on NPI 1649255076. Last verified May 11, 2026.Medicare procedures · 2023
Top services delivered
Total services
962
Distinct HCPCS
10
Medicare allowed
$29,611
| HCPCS | Description | Services | Patients | Avg allowed | |
|---|---|---|---|---|---|
71045 |
X-ray of chest, 1 view | 176 | 143 | $8 | |
71046 |
X-ray of chest, 2 views | 89 | 85 | $10 | |
70450 |
Ct scan head or brain without contrast | 69 | 66 | $38 | |
71250 |
Ct scan of chest without contrast | 64 | 63 | $48 | |
74176 |
Ct scan of abdomen and pelvis without contrast | 57 | 53 | $79 | |
74177 |
Ct scan of abdomen and pelvis with contrast | 50 | 48 | $82 | |
77080 |
Dxa bone density measurement of hip, pelvis, spine | 47 | 47 | $9 | |
71271 |
Low dose ct scan of chest for lung cancer screening | 44 | 44 | $49 | |
76705 |
Limited ultrasound scan of abdomen | 41 | 41 | $27 | |
73630 |
X-ray of foot, minimum of 3 views | 31 | 28 | $8 |
In context: peer comparison
Among 3 peers in this city , average services per provider: 72. This provider delivers 13× the peer median.Open Payments
Industry payments received
All-time total
$60
Transactions
2
Manufacturers
2
| Payer (manufacturer) | Industry | Txns | Amount |
|---|---|---|---|
| Siemens Medical Solutions USA, Inc. | 1 | $40.13 | |
| Bard Peripheral Vascular, Inc. | 1 | $19.54 |
By nature of payment
Hospital affiliations
Frequently asked questions
What is Dr. Alejandro Mendez Castillo's medical specialty?
Dr. Alejandro Mendez Castillo practices Diagnostic Radiology Physician in Farmington, MO.
Where does Dr. Alejandro Mendez Castillo practice?
Dr. Alejandro Mendez Castillo practices at 1101 W Liberty St, Farmington, MO 636401921. Office phone: 5737566451.
What is Dr. Alejandro Mendez Castillo's NPI?
Dr. Alejandro Mendez Castillo's National Provider Identifier (NPI) is 1649255076, issued by NPPES.
Does Dr. Alejandro Mendez Castillo accept Medicare assignment?
Yes. Dr. Alejandro Mendez Castillo accepts Medicare assignment, meaning Medicare-allowed amounts are accepted as full payment for covered services.
What procedures does Dr. Alejandro Mendez Castillo commonly perform?
Top Medicare-reported procedures in 2023: X-ray of chest, 1 view (HCPCS 71045); X-ray of chest, 2 views (HCPCS 71046); Ct scan head or brain without contrast (HCPCS 70450). Source: CMS Medicare Physician & Other Practitioners file.