MATTHEW E. SCHAEFER (D.O.) – Nephrology Physician, NPI 1346205648
Nephrology Physician
Main info
Doctor Profile
Profile Insights
NPPES metrics only — not quality of care.
1,168 NEPHROLOGY in TX
Provider Addresses for MATTHEW E. SCHAEFER (D.O.)
18707 HARDY OAK BLVD STE 530
SAN ANTONIO, TX 782584791
Phone: (210) 495-8280
Fax: (210) 481-3116
Type: Location
7142, San Pedro Avenue, San Antonio, Bexar County, Texas, 78216, United States
SUITE 120
SAN ANTONIO, TX 782166254
Phone: (210) 661-5622
Fax: (210) 395-4012
Type: Mailing
Carnoustie Drive, San Antonio, Bexar County, Texas, 78232, United States
SAN ANTONIO, TX 782584800
Phone: (210) 495-8280
Fax: (210) 481-3116
Type: Location
NPPES updates history
No NPPES updates recorded for this provider.
Prescription Activity
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Open Payments (CMS)
CMS reports 103 Open Payments records for all available years, with a total value of $5,221.
Total Amount is formed as General ($5,221) + Research ($0) + Ownership ($0) = $5,221.
Last reported payment date: 2024-12-25 • Largest payer in this snapshot: Medtronic, Inc. ($2,899).
Total Amount
$5,221
General + Research + Ownership
Payments
103
Total payment records
General Amount
$5,221
General payments
Research Amount
$0
Research funding
Ownership Amount
$0
Ownership interests
Ownership Count
0
Ownership records
Last Payment Date
2024-12-25
Latest reported date
Top Companies
Largest payers in this snapshot
| Company | Amount |
|---|---|
| Medtronic, Inc. | $2,899 |
| AstraZeneca Pharmaceuticals LP | $515 |
| Daiichi Sankyo Inc. | $267 |
| Otsuka America Pharmaceutical, Inc. | $211 |
| Mallinckrodt Hospital Products Inc. | $149 |
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: 2007-07-30
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 |
|---|---|---|---|---|
| I20070730000137 | I | Nephrology | 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 |
|---|---|---|---|---|
| Q5106 | Injection, epoetin alfa-epbx, biosimilar, (retacrit) (for non-esrd use), 1000 units | 1,290 | 20 | $0 |
| 99214 | Established patient office or other outpatient visit, 30-39 minutes | 1,166 | 738 | $0 |
| 90960 | Dialysis services, 4 or more physician visits per month (20 years or older) | 377 | 52 | $0 |
| 90970 | Dialysis services, per day, less than full month service (20 years or older) | 185 | 12 | $0 |
| 99204 | New patient office or other outpatient visit, 45-59 minutes | 173 | 173 | $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 |
|---|---|---|---|---|---|
| NEPHROLOGY | TX | 93922 | Ultrasound study of arteries of both arms and legs | 45 | 45 |
Group practice members
| Name | Specialty | State |
|---|---|---|
| Nephrology, Internal Medicine | TX | |
| Nephrology, Internal Medicine | TX | |
| Nephrology, Internal Medicine | TX | |
| - | TX | |
| - | TX | |
| Nephrology, Internal Medicine | TX | |
| Nephrology, Internal Medicine | TX | |
| N E P H R O L O G Y | TX | |
| - | TX | |
| - | TX |
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