ARISTOTLE ALMAZAR CALLADO (DO) – Emergency Medicine Physician, NPI 1144843970
Emergency Medicine Physician
Main info
Doctor Profile
Profile Insights
NPPES metrics only — not quality of care.
8,705 FAMILY PRACTICE in TX
Provider Addresses for ARISTOTLE ALMAZAR CALLADO (DO)
809 GALLAGHER DR STE D
SHERMAN, TX 750901754
Phone: (903) 771-2846
Mailing address matches the actual address.
NPPES updates history
No NPPES updates recorded for this provider.
Prescription Activity
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Open Payments (CMS)
No Open Payments data available for this provider.
This can happen when there are no reportable CMS Open Payments records.
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: 2023-07-14
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 |
|---|---|---|---|---|
| I20220426002072 | I | Family Practice | TX | TBD |
| I20230714001931 | I | Emergency Medicine | OK | 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 |
|---|---|---|---|---|
| 99285 | Emergency department visit with high level of medical decision making | 111 | 109 | $0 |
| 99284 | Emergency department visit with moderate level of medical decision making | 81 | 79 | $0 |
| 93010 | Routine electrocardiogram (ecg) using at least 12 leads with interpretation and report only | 19 | 19 | $0 |
| 99213 | Established patient office or other outpatient visit, 20-29 minutes | 15 | 15 | $0 |
Insurance plans in this area (ZIP 75090)
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Group practice members
| Name | Specialty | State |
|---|---|---|
| Emergency Medicine, General Practice | TX | |
| Nurse Practitioner | CO | |
| Nurse Practitioner | TX | |
| Nurse Practitioner | LA | |
| Nurse Practitioner | TX | |
| Nurse Practitioner | TX | |
| Family Practice, Emergency Medicine | TX | |
| Emergency Medicine | IN | |
| Family Practice | TX | |
| Emergency Medicine | TX |
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