DR. ALEJANDRO MENDEZ CASTILLO (M.D.) – Diagnostic Radiology Physician, NPI 1649255076
Diagnostic Radiology Physician
Main info
Doctor Profile
Profile Insights
NPPES metrics only — not quality of care.
1,218 DIAGNOSTIC RADIOLOGY in MO
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Provider Addresses for DR. ALEJANDRO MENDEZ CASTILLO (M.D.)
Columbia Post Office, 6801, Oak Hall Lane, Howard County, Maryland, 21045, United States
COLUMBIA, MO 652057687
Phone: (573) 882-2259
Type: Mailing
University Hospital, 1, Hospital Drive, Columbia, Boone County, Missouri, 65212, United States
COLUMBIA, MO 652120001
Phone: (573) 882-1026
Fax: (573) 884-8876
Type: Location
15914 WOODLET PARK CT
CHESTERFIELD, MO 630175033
Phone: (573) 999-6849
Type: Mailing
1101 W LIBERTY ST
FARMINGTON, MO 636401921
Phone: (573) 756-6451
Type: Location
NPPES updates history
No NPPES updates recorded for this provider.
Prescription Activity
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Open Payments (CMS)
CMS reports 13 Open Payments records for all available years, with a total value of $753.
Total Amount is formed as General ($753) + Research ($0) + Ownership ($0) = $753.
Last reported payment date: 2024-08-29 • Largest payer in this snapshot: TriSalus Life Sciences, Inc. ($347).
Total Amount
$753
General + Research + Ownership
Payments
13
Total payment records
General Amount
$753
General payments
Research Amount
$0
Research funding
Ownership Amount
$0
Ownership interests
Ownership Count
0
Ownership records
Last Payment Date
2024-08-29
Latest reported date
Top Companies
Largest payers in this snapshot
Medicare Enrollment & Revalidation
Source: CMS public data · Not endorsed by CMS ·
Educational use only—not medical, billing, or legal advice.
PECOS enrollment status
Participating (accepts Medicare assignment)
Enrollment effective: 2005-10-12
PECOS data refreshed: 2026-05-27
Medicare revalidation (CMS due date list)
Due date not assigned yet
CMS is tracking 2 Medicare enrollment records; no due dates published yet.
Enrollment records
2
Earliest due date
Not assigned (TBD)
CMS data updated
2026-06-01
Revalidation progress
- Medicare enrolled
- On CMS revalidation list
- Due date assigned
- Revalidate in PECOS
CMS enrollment records
| Enrollment ID | Type | Specialty | State | Due date |
|---|---|---|---|---|
| I20031231000416 | I | Diagnostic Radiology | IL | TBD |
| I20051012001212 | I | Interventional Radiology | MO | TBD |
What to do next
- No action required while the due date shows TBD.
- Check the CMS Revalidation Lookup Tool periodically — CMS updates the list about every 60 days.
- Do not submit a revalidation application in PECOS until CMS publishes a concrete due date.
Prepare CMS-855 application → · Look up this NPI in PECOS → · Verify on CMS PECOS
Medicare Utilization (FFS)
Source: CMS public data · Not endorsed by CMS · Beneficiary counts under 11 are suppressed in source data ·
Educational use only—not medical, billing, or legal advice.
Top Medicare procedures (2023) · refreshed 2026-05-27
| HCPCS | Description | Services | Beneficiaries | Medicare allowed |
|---|---|---|---|---|
| 71045 | X-ray of chest, 1 view | 176 | 143 | $0 |
| 71046 | X-ray of chest, 2 views | 103 | 99 | $0 |
| 70450 | Ct scan head or brain without contrast | 69 | 66 | $0 |
| 71250 | Ct scan of chest without contrast | 64 | 63 | $0 |
| 74176 | Ct scan of abdomen and pelvis without contrast | 57 | 53 | $0 |
Insurance plans in this area (ZIP 65205)
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Group practice members
| Name | Specialty | State |
|---|---|---|
| Interventional Pain Management, Anesthesiology, Anesthesiology, Pain Management | MO | |
| Interventional Pain Management | IL | |
| Pain Management | MO | |
| Orthopedic Surgery | IL | |
| Nurse Practitioner | MO | |
| Nurse Practitioner | MO | |
| Interventional Pain Management, Anesthesiology | NC | |
| Nurse Practitioner | MO |
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