DR. MICHAEL J GUIRL (M.D.) – Gastroenterology Physician, NPI 1962496711
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 DR. MICHAEL J GUIRL (M.D.)
855, Proton Road, San Antonio, Bexar County, Texas, 78258, United States
SAN ANTONIO, TX 782584203
Phone: (210) 614-1234
Fax: (210) 614-0952
Type: Location
12850 Toepperwein Rd
Live Oak, TX 782334115
Phone: (210) 614-1234
Fax: (210) 614-0952
Type: Location
5223 Hamilton Wolfe Rd
San Antonio, TX 782294463
Phone: (210) 614-1234
Fax: (210) 614-0952
Type: Location
8415 DATAPOINT DR STE 700
SAN ANTONIO, TX 782293327
Phone: (210) 614-1234
Fax: (210) 614-0952
Type: Mailing
NPPES updates history
No NPPES updates recorded for this provider.
Prescription Activity
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Open Payments (CMS)
CMS reports 131 Open Payments records for all available years, with a total value of $2,375.
Total Amount is formed as General ($2,375) + Research ($0) + Ownership ($0) = $2,375.
Last reported payment date: 2024-12-17 • Largest payer in this snapshot: ABBVIE INC. ($605).
Total Amount
$2,375
General + Research + Ownership
Payments
131
Total payment records
General Amount
$2,375
General payments
Research Amount
$0
Research funding
Ownership Amount
$0
Ownership interests
Ownership Count
2
Ownership records
Last Payment Date
2024-12-17
Latest reported date
Top Companies
Largest payers in this snapshot
| Company | Amount |
|---|---|
| ABBVIE INC. | $605 |
| Janssen Biotech, Inc. | $312 |
| Celgene Corporation | $184 |
| Phathom Pharmaceuticals, Inc. | $156 |
| Takeda Pharmaceuticals U.S.A., Inc. | $125 |
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: 2004-04-14
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 |
|---|---|---|---|---|
| I20040414001633 | 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 |
|---|---|---|---|---|
| 45385 | Removal of polyps or growths of large bowel using an endoscope with mechanical snare | 205 | 204 | $0 |
| 99214 | Established patient office or other outpatient visit, 30-39 minutes | 199 | 167 | $0 |
| 43239 | Biopsy of esophagus, stomach, and/or upper small bowel using a flexible endoscope | 184 | 183 | $0 |
| 99204 | New patient office or other outpatient visit, 45-59 minutes | 102 | 102 | $0 |
| 99213 | Established patient office or other outpatient visit, 20-29 minutes | 92 | 86 | $0 |
Insurance plans in this area (ZIP 78258)
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Provider's Procedures
| Specialty | Practice State | HCPCS Code | Description | Service Count | Beneficiary Count |
|---|---|---|---|---|---|
| GASTROENTEROLOGY | TX | 88342 | Tissue or cell analysis by immunologic technique | 205 | 144 |
Group practice members
| Name | Specialty | State |
|---|---|---|
| Gastroenterology, Internal Medicine | TX | |
| Gastroenterology, Internal Medicine | TX | |
| Nurse Practitioner | TX | |
| Internal Medicine, Gastroenterology | TX | |
| G A S T R O E N T E R O L O G Y | TX | |
| Gastroenterology, Internal Medicine | TX | |
| G A S T R O E N T E R O L O G Y | TX | |
| G A S T R O E N T E R O L O G Y | TX | |
| G A S T R O E N T E R O L O G Y | LA | |
| Gastroenterology, Internal Medicine | TX |
Reviews
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