WILLIAM THEODORE SIMPSON (PA) – Physician Assistant, NPI 1144879628
Physician Assistant
Main info
Doctor Profile
Profile Insights
NPPES metrics only — not quality of care.
2,876 PHYSICIAN ASSISTANT in OR
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Provider Addresses for WILLIAM THEODORE SIMPSON (PA)
Northwest Pettygrove Street, Northwest District, Portland, Metro, Multnomah County, Oregon, 97210, United States
PORTLAND, OR 972102659
Phone: (503) 223-6223
Type: Location
8030, Southeast Cora Street, Foster-Powell, Portland, Metro, Multnomah County, Oregon, 97206, United States
PORTLAND, OR 972063336
Phone: (503) 929-5728
Type: Mailing
NPPES updates history
No NPPES updates recorded for this provider.
Prescription Activity
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Open Payments (CMS)
CMS reports 132 Open Payments records for all available years, with a total value of $2,952.
Total Amount is formed as General ($2,952) + Research ($0) + Ownership ($0) = $2,952.
Last reported payment date: 2024-12-17 • Largest payer in this snapshot: ABBVIE INC. ($333).
Total Amount
$2,952
General + Research + Ownership
Payments
132
Total payment records
General Amount
$2,952
General payments
Research Amount
$0
Research funding
Ownership Amount
$0
Ownership interests
Ownership Count
0
Ownership records
Last Payment Date
2024-12-17
Latest reported date
Top Companies
Largest payers in this snapshot
| Company | Amount |
|---|---|
| ABBVIE INC. | $333 |
| Astellas Pharma US Inc | $320 |
| Sumitomo Pharma America, Inc. | $291 |
| Tolmar, Inc. | $199 |
| Merck Sharp & Dohme LLC | $182 |
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: 2019-12-24
PECOS data refreshed: 2026-05-27
Medicare revalidation (CMS due date list)
Due date not assigned yet
CMS is tracking 2 Medicare enrollment records; no due dates published yet.
Enrollment records
2
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 |
|---|---|---|---|---|
| I20191224000196 | I | Physician Assistant | OR | TBD |
| I20191224000222 | I | Physician Assistant | WA | 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 |
|---|---|---|---|---|
| 99214 | Established patient office or other outpatient visit, 30-39 minutes | 220 | 163 | $0 |
| 99213 | Established patient office or other outpatient visit, 20-29 minutes | 109 | 93 | $0 |
| 51798 | Ultrasound measurement of bladder capacity after voiding | 51 | 43 | $0 |
| 36415 | Insertion of needle into vein for collection of blood sample | 38 | 35 | $0 |
| 81003 | Automated urinalysis test | 29 | 27 | $0 |
Insurance plans in this area (ZIP 97210)
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Group practice members
| Name | Specialty | State |
|---|---|---|
| U R O L O G Y | OR | |
| U R O L O G Y | OR | |
| Physician Assistant | CA | |
| U R O L O G Y | OR | |
| Physician Assistant | OR | |
| U R O L O G Y | OR | |
| U R O L O G Y | NC | |
| U R O L O G Y | OR | |
| U R O L O G Y | OR | |
| U R O L O G Y | OR |
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