DR. SAMUEL J WONG (DO) – Nephrology Physician, NPI 1215034905
Nephrology Physician
Main info
Doctor Profile
Profile Insights
NPPES metrics only — not quality of care.
1,404 NEPHROLOGY in CA
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Provider Addresses for DR. SAMUEL J WONG (DO)
2905, Telegraph Avenue, LeConte, Berkeley, Alameda County, California, 94705, United States
BERKELEY, CA 947052017
Phone: (510) 841-4525
Fax: (510) 845-5030
Mailing address matches the actual address.
NPPES updates history
No NPPES updates recorded for this provider.
Prescription Activity
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Open Payments (CMS)
CMS reports 2 Open Payments records for all available years, with a total value of $18.
Total Amount is formed as General ($18) + Research ($0) + Ownership ($0) = $18.
Last reported payment date: 2024-08-12 • Largest payer in this snapshot: Bayer Healthcare Pharmaceuticals Inc. ($15).
Total Amount
$18
General + Research + Ownership
Payments
2
Total payment records
General Amount
$18
General payments
Research Amount
$0
Research funding
Ownership Amount
$0
Ownership interests
Ownership Count
0
Ownership records
Last Payment Date
2024-08-12
Latest reported date
Top Companies
Largest payers in this snapshot
| Company | Amount |
|---|---|
| Bayer Healthcare Pharmaceuticals Inc. | $15 |
| Travere Therapeutics, Inc. | $3 |
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: 2005-07-18
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 |
|---|---|---|---|---|
| I20050718000141 | I | Nephrology | CA | 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 |
|---|---|---|---|---|
| 90960 | Dialysis services, 4 or more physician visits per month (20 years or older) | 292 | 38 | $0 |
| 99232 | Subsequent hospital care with moderate levelof medical decision making, if using time, at least 35 minutes | 265 | 133 | $0 |
| 99152 | Use of a drug to induce depression of consciousness by physician performing a procedure (5 years or older), initial 15 minutes | 72 | 58 | $0 |
| 99214 | Established patient office or other outpatient visit, 30-39 minutes | 63 | 42 | $0 |
| 36902 | Insertion of needle and/or tube into hemodialysis circuit and balloon dilation of dialysis segment with review by radiologist | 53 | 46 | $0 |
Insurance plans in this area (ZIP 94705)
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Group practice members
| Name | Specialty | State |
|---|---|---|
| - | CA | |
| Nephrology, Internal Medicine | CA | |
| Nephrology, Internal Medicine | CA | |
| Registered Dietitian Or Nutrition Professional | CA | |
| Internal Medicine, Nephrology | CA | |
| - | CA | |
| Nephrology, Internal Medicine | CA | |
| - | CA | |
| Physician Assistant | CA | |
| Nurse Practitioner | CA |
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