KHIZAR AHSAN (M.D.) – Gastroenterology Physician, NPI 1750399077
Gastroenterology Physician
Main info
Doctor Profile
Profile Insights
NPPES metrics only — not quality of care.
1,498 GASTROENTEROLOGY in TX
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Provider Addresses for KHIZAR AHSAN (M.D.)
5342 E HWY 83 # C1
RIO GRANDE CITY, TX 785829431
Phone: (956) 488-9900
Fax: (956) 488-9910
Type: Mailing
PO BOX 2880
MISSION, TX 785730049
Phone: (956) 488-9900
Fax: (956) 488-9910
Type: Mailing
East US Highway 83, Olmos, Rio Grande City, Starr County, Texas, 78582, United States
RIO GRANDE CITY, TX 78582
Phone: (956) 488-9900
Fax: (956) 488-9910
Type: Location
NPPES updates history
No NPPES updates recorded for this provider.
Prescription Activity
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Open Payments (CMS)
CMS reports 20 Open Payments records for all available years, with a total value of $771.
Total Amount is formed as General ($771) + Research ($0) + Ownership ($0) = $771.
Last reported payment date: 2024-10-08 • Largest payer in this snapshot: E.R. Squibb & Sons, L.L.C. ($130).
Total Amount
$771
General + Research + Ownership
Payments
20
Total payment records
General Amount
$771
General payments
Research Amount
$0
Research funding
Ownership Amount
$0
Ownership interests
Ownership Count
0
Ownership records
Last Payment Date
2024-10-08
Latest reported date
Top Companies
Largest payers in this snapshot
| Company | Amount |
|---|---|
| E.R. Squibb & Sons, L.L.C. | $130 |
| Boston Scientific Corporation | $121 |
| Phathom Pharmaceuticals, Inc. | $112 |
| Madrigal Pharmaceuticals | $110 |
| ABBVIE INC. | $88 |
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: 2005-01-26
PECOS data refreshed: 2026-05-27
Medicare revalidation (CMS due date list)
Due date not assigned yet
CMS is tracking this Medicare enrollment for revalidation, but has not published a due date.
Enrollment records
1
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 |
|---|---|---|---|---|
| I20050126001180 | I | Gastroenterology | TX | 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 |
|---|---|---|---|---|
| 99213 | Established patient office or other outpatient visit, 20-29 minutes | 475 | 290 | $0 |
| 99214 | Established patient office or other outpatient visit, 30-39 minutes | 187 | 145 | $0 |
| 99203 | New patient office or other outpatient visit, 30-44 minutes | 133 | 133 | $0 |
| 43239 | Biopsy of esophagus, stomach, and/or upper small bowel using a flexible endoscope | 71 | 70 | $0 |
| 45380 | Biopsy of large bowel using a flexible endoscope | 48 | 48 | $0 |
Insurance plans in this area (ZIP 78582)
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Provider's Procedures
| Specialty | Practice State | HCPCS Code | Description | Service Count | Beneficiary Count |
|---|---|---|---|---|---|
| GASTROENTEROLOGY | TX | 45378 | Diagnostic examination of large bowel using an endoscope | 158 | 157 |
Group practice members
| Name | Specialty | State |
|---|---|---|
| Nurse Practitioner | TX |
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