WILLIAM JR. DIAZ (NP-C) – Family Nurse Practitioner, NPI 1841796562
Family Nurse Practitioner
Main info
Doctor Profile
Profile Insights
NPPES metrics only — not quality of care.
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Provider Addresses for WILLIAM JR. DIAZ (NP-C)
2813 CRUSADER BND
SCHERTZ, TX 781082319
Phone: (210) 416-7551
Type: Mailing
408, North Giraud Street, Cotulla, La Salle County, Texas, 78014, United States
COTULLA, TX 780143113
Phone: (830) 879-2279
Fax: (830) 879-2235
Type: Location
Orange Grove, Frenchs Forest, Sydney, Northern Beaches Council, Northern Beaches, New South Wales, 2086, Australia
ORANGE GROVE, TX 783722070
Phone: (830) 879-2279
Fax: (830) 879-2235
Type: Mailing
1672 INDEPENDENCE DR STE 310
NEW BRAUNFELS, TX 781323982
Phone: (830) 730-5025
Type: Mailing
1762 E COMMON ST
NEW BRAUNFELS, TX 781306059
Phone: (830) 327-1021
Type: Location
NPPES updates history
No NPPES updates recorded for this provider.
Prescription Activity
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Open Payments (CMS)
CMS reports 60 Open Payments records for all available years, with a total value of $1,288.
Total Amount is formed as General ($1,288) + Research ($0) + Ownership ($0) = $1,288.
Last reported payment date: 2024-10-10 • Largest payer in this snapshot: ABBVIE INC. ($423).
Total Amount
$1,288
General + Research + Ownership
Payments
60
Total payment records
General Amount
$1,288
General payments
Research Amount
$0
Research funding
Ownership Amount
$0
Ownership interests
Ownership Count
0
Ownership records
Last Payment Date
2024-10-10
Latest reported date
Top Companies
Largest payers in this snapshot
| Company | Amount |
|---|---|
| ABBVIE INC. | $423 |
| Bayer Healthcare Pharmaceuticals Inc. | $136 |
| Lilly USA, LLC | $129 |
| La Jolla Pharmaceutical Company | $125 |
| GlaxoSmithKline, LLC. | $71 |
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: 2020-04-09
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 |
|---|---|---|---|---|
| I20200409001997 | I | Nurse Practitioner | 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 | 391 | 278 | $0 |
| 99349 | Residence visit for established patient with moderate level of medical decision making, per day, if using time, at least 40 minutes | 241 | 139 | $0 |
| J1100 | Injection, dexamethasone sodium phosphate, 1 mg | 155 | 14 | $0 |
| 99214 | Established patient office or other outpatient visit, 30-39 minutes | 51 | 48 | $0 |
| 81002 | Urinalysis, manual test | 36 | 28 | $0 |
Insurance plans in this area (ZIP 78108)
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Group practice members
| Name | Specialty | State |
|---|---|---|
| Physician Assistant | TX | |
| Physician Assistant | TX | |
| Physician Assistant | TX | |
| Family Practice | TX | |
| - | TX |
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