STEPHEN J LEMON (MD) – Medical Oncology Physician, NPI 1386637288
Medical Oncology Physician
Main info
Doctor Profile
Contacts
Profile Insights
NPPES metrics only — not quality of care.
181 MEDICAL ONCOLOGY in WA
Provider Addresses for STEPHEN J LEMON (MD)
825 Eastlake Ave E
Seattle, WA 981094405
Phone: (206) 520-5000
Type: Location
PO BOX 50095
SEATTLE, WA 981455095
Phone: (206) 520-5700
Type: Mailing
10452 SILVERDALE WAY NW
SILVERDALE, WA 983839411
Phone: (360) 307-7300
Fax: (877) 777-9902
Type: Location
Seattle Cancer Care Alliance Pharmacy, 825, Eastlake Avenue East, South Lake Union, Capitol Hill, Seattle, King County, Washington, 98109-5210, United States
SEATTLE, WA 981094405
Phone: (206) 520-5000
Type: Location
NPPES updates history
No NPPES updates recorded for this provider.
Prescription Activity
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Open Payments (CMS)
CMS reports 8 Open Payments records for all available years, with a total value of $399.
Total Amount is formed as General ($399) + Research ($0) + Ownership ($0) = $399.
Last reported payment date: 2024-07-30 • Largest payer in this snapshot: AstraZeneca Pharmaceuticals LP ($125).
Total Amount
$399
General + Research + Ownership
Payments
8
Total payment records
General Amount
$399
General payments
Research Amount
$0
Research funding
Ownership Amount
$0
Ownership interests
Ownership Count
0
Ownership records
Last Payment Date
2024-07-30
Latest reported date
Top Companies
Largest payers in this snapshot
| Company | Amount |
|---|---|
| AstraZeneca Pharmaceuticals LP | $125 |
| Foundation Medicine, Inc. | $115 |
| Genmab U.S., Inc. | $35 |
| Stemline Therapeutics Inc. | $30 |
| ABBVIE INC. | $26 |
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: 2017-03-09
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 |
|---|---|---|---|---|
| I20170309000629 | I | Medical Oncology | 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 | 386 | 210 | $0 |
| 99215 | Established patient office or other outpatient visit, 40-54 minutes | 132 | 83 | $0 |
| 99205 | New patient office or other outpatient visit, 60-74 minutes | 53 | 53 | $0 |
| 99213 | Established patient office or other outpatient visit, 20-29 minutes | 21 | 18 | $0 |
Insurance plans in this area (ZIP 98109)
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Provider's Procedures
| Specialty | Practice State | HCPCS Code | Description | Service Count | Beneficiary Count |
|---|---|---|---|---|---|
| MEDICAL ONCOLOGY | NE | 96367 | Infusion into a vein for therapy prevention or diagnosis additional sequential infusion up to 1 hour | 933 | 56 |
| MEDICAL ONCOLOGY | NE | 96375 | Injection of different drug or substance into a vein for therapy, diagnosis, or prevention | 653 | 58 |
Group practice members
| Name | Specialty | State |
|---|---|---|
| - | WA | |
| - | WA | |
| Family Practice | WA | |
| - | WA | |
| - | OH | |
| O P H T H A L M O L O G Y | WA | |
| Family Practice | WI | |
| Clinical Social Worker | WA | |
| - | WA | |
| Physician Assistant | WA |
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