JOSEPH E IV JOHNSON (MD) – Gastroenterology Physician, NPI 1477557072
Gastroenterology Physician
Main info
Doctor Profile
Profile Insights
NPPES metrics only — not quality of care.
1,500 GASTROENTEROLOGY in TX
Provider Addresses for JOSEPH E IV JOHNSON (MD)
520 E. EUCLID AVE.
SAN ANTONIO, TX 78212
Phone: (210) 271-0606
Fax: (210) 299-4628
Type: Mailing
520 E EUCLID AVE
SAN ANTONIO, TX 782124414
Phone: (210) 271-0606
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 $301.
Total Amount is formed as General ($301) + Research ($0) + Ownership ($0) = $301.
Last reported payment date: 2024-12-18 • Largest payer in this snapshot: Janssen Biotech, Inc. ($139).
Total Amount
$301
General + Research + Ownership
Payments
13
Total payment records
General Amount
$301
General payments
Research Amount
$0
Research funding
Ownership Amount
$0
Ownership interests
Ownership Count
2
Ownership records
Last Payment Date
2024-12-18
Latest reported date
Top Companies
Largest payers in this snapshot
| Company | Amount |
|---|---|
| Janssen Biotech, Inc. | $139 |
| ABBVIE INC. | $88 |
| Merck Sharp & Dohme LLC | $59 |
| Medtronic, Inc. | $15 |
| GastroGPO, LLC | $0 |
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: 2011-04-15
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 |
|---|---|---|---|---|
| I20110415000017 | 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 | 251 | 222 | $0 |
| 43239 | Biopsy of esophagus, stomach, and/or upper small bowel using a flexible endoscope | 210 | 207 | $0 |
| 45380 | Biopsy of large bowel using a flexible endoscope | 186 | 186 | $0 |
| G0105 | Colorectal cancer screening; colonoscopy on individual at high risk | 121 | 121 | $0 |
| 43450 | Dilation of esophagus | 72 | 71 | $0 |
Insurance plans in this area (ZIP 78212)
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Provider's Procedures
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 |
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