LAWRENCE FONG (MD) – Hematology & Oncology Physician, NPI 1316901630
Hematology & Oncology Physician
Main info
Doctor Profile
Profile Insights
NPPES metrics only — not quality of care.
181 MEDICAL ONCOLOGY in WA
Provider Addresses for LAWRENCE FONG (MD)
1635 DIVISADERO STREET, SUITE 625
BOX 1821
SAN FRANCISCO, CA 941430001
Phone:
Type: Mailing
PO BOX 50095
SEATTLE, WA 981455095
Phone:
Type: Mailing
825 EASTLAKE AVE E
SEATTLE, WA 981091023
Phone: (206) 520-5000
Type: Location
UCSF Mount Zion Campus, 1600, Divisadero Street, Western Addition, San Francisco, California, 94115, United States
SAN FRANCISCO, CA 941430001
Phone: (415) 353-7171
Fax: (415) 353-7094
Type: Location
NPPES updates history
No NPPES updates recorded for this provider.
Prescription Activity
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Open Payments (CMS)
CMS reports 52 Open Payments records for all available years, with a total value of $38,917.
Total Amount is formed as General ($33,739) + Research ($5,178) + Ownership ($0) = $38,917.
Last reported payment date: 2024-12-23 • Largest payer in this snapshot: ABBVIE INC. ($12,453).
Total Amount
$38,917
General + Research + Ownership
Payments
52
Total payment records
General Amount
$33,739
General payments
Research Amount
$5,178
Research funding
Ownership Amount
$0
Ownership interests
Ownership Count
0
Ownership records
Last Payment Date
2024-12-23
Latest reported date
Top Companies
Largest payers in this snapshot
| Company | Amount |
|---|---|
| ABBVIE INC. | $12,453 |
| Regeneron Pharmaceuticals, Inc. | $11,676 |
| F. Hoffmann-La Roche AG | $11,151 |
| Daiichi Sankyo Inc. | $1,875 |
| SANOFI US SERVICES INC. | $1,762 |
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: 2024-09-16
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 |
|---|---|---|---|---|
| I20060324000680 | I | Hematology/Oncology | CA | TBD |
| I20240916002424 | 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 |
|---|---|---|---|---|
| 99215 | Established patient office or other outpatient visit, 40-54 minutes | 198 | 80 | $0 |
Insurance plans in this area (ZIP 94143)
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Group practice members
| Name | Specialty | State |
|---|---|---|
| H E M A T O L O G Y | WA | |
| Infectious Disease | OR | |
| - | WA | |
| - | WA | |
| Family Practice | WA | |
| - | WA | |
| - | WA | |
| - | WA | |
| - | WA | |
| - | WA |
Reviews
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