DR. RITCHIE WONG (M.D.) – Family Medicine Physician, NPI 1821054552
Family Medicine Physician
Main info
Doctor Profile
Profile Insights
NPPES metrics only — not quality of care.
13,194 FAMILY PRACTICE in CA
Provider Addresses for DR. RITCHIE WONG (M.D.)
3650 MISSION AVE
SUITE 1
CARMICHAEL, CA 956082933
Phone: (916) 972-0882
Fax: (916) 972-0649
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 17 Open Payments records for all available years, with a total value of $506.
Total Amount is formed as General ($506) + Research ($0) + Ownership ($0) = $506.
Last reported payment date: 2024-11-13 • Largest payer in this snapshot: Lilly USA, LLC ($205).
Total Amount
$506
General + Research + Ownership
Payments
17
Total payment records
General Amount
$506
General payments
Research Amount
$0
Research funding
Ownership Amount
$0
Ownership interests
Ownership Count
0
Ownership records
Last Payment Date
2024-11-13
Latest reported date
Top Companies
Largest payers in this snapshot
| Company | Amount |
|---|---|
| Lilly USA, LLC | $205 |
| PFIZER INC. | $106 |
| Exact Sciences Corporation | $96 |
| Alexion Pharmaceuticals, Inc. | $47 |
| SANOFI PASTEUR INC. | $30 |
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: 2006-05-09
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 |
|---|---|---|---|---|
| I20060509000514 | I | Family Practice | 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 |
|---|---|---|---|---|
| 99214 | Established patient office or other outpatient visit, 30-39 minutes | 743 | 180 | $0 |
| 36415 | Insertion of needle into vein for collection of blood sample | 367 | 152 | $0 |
| 81000 | Manual urinalysis test with examination using microscope, non-automated | 163 | 136 | $0 |
| 93000 | Routine electrocardiogram (ecg) using at least 12 leads with interpretation and report | 140 | 131 | $0 |
| 99215 | Established patient office or other outpatient visit, 40-54 minutes | 137 | 136 | $0 |
Insurance plans in this area (ZIP 95608)
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Provider's Procedures
| Specialty | Practice State | HCPCS Code | Description | Service Count | Beneficiary Count |
|---|---|---|---|---|---|
| FAMILY MEDICINE | CA | 90670 | Pneumococcal vaccine for injection into muscle | 21 | 21 |
Group practice members
| Name | Specialty | State |
|---|---|---|
| Physician Assistant | CA |
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