DR. ONPAN CHEUNG (M.D., M.P.H.) – Gastroenterology Physician, NPI 1639195746
Gastroenterology Physician
Main info
Doctor Profile
Profile Insights
NPPES metrics only — not quality of care.
1,981 GASTROENTEROLOGY in CA
Provider Addresses for DR. ONPAN CHEUNG (M.D., M.P.H.)
NORTH MEMORIAL GASTROENTEROLOGY
9855 HOSPITAL DRIVE
MAPLE GROVE, MN 55369
Phone: (763) 581-5600
Fax: (763) 581-5601
Type: Mailing
375 Terracina Blvd
Redlands, CA 923733801
Phone: (909) 644-4063
Fax: (909) 335-1911
Type: Location
5016 US HWY 75
DENISON, TX 750204584
Phone: (903) 416-6389
Type: Mailing
375, Terracina Boulevard, Redlands, San Bernardino County, California, 92373, United States
REDLANDS, CA 923733801
Phone: (909) 644-4063
Fax: (909) 335-1911
Type: Location
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 $358.
Total Amount is formed as General ($358) + Research ($0) + Ownership ($0) = $358.
Last reported payment date: 2024-09-24 • Largest payer in this snapshot: ABBVIE INC. ($285).
Total Amount
$358
General + Research + Ownership
Payments
17
Total payment records
General Amount
$358
General payments
Research Amount
$0
Research funding
Ownership Amount
$0
Ownership interests
Ownership Count
0
Ownership records
Last Payment Date
2024-09-24
Latest reported date
Top Companies
Largest payers in this snapshot
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: 2023-05-25
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 |
|---|---|---|---|---|
| I20110214000648 | I | Internal Medicine | CA | TBD |
| I20230525002345 | I | Gastroenterology | TX | 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 |
|---|---|---|---|---|
| 99233 | Subsequent hospital care with moderate levelof medical decision making, if using time, at least 50 minutes | 303 | 143 | $0 |
| 99214 | Established patient office or other outpatient visit, 30-39 minutes | 238 | 175 | $0 |
| 99204 | New patient office or other outpatient visit, 45-59 minutes | 142 | 142 | $0 |
| 99223 | Initial hospital care with moderate level of medical decision making, if using time, at least 75 minutes | 125 | 117 | $0 |
| 43239 | Biopsy of esophagus, stomach, and/or upper small bowel using a flexible endoscope | 90 | 90 | $0 |
Insurance plans in this area (ZIP 55369)
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Group practice members
| Name | Specialty | State |
|---|---|---|
| N E U R O S U R G E R Y | OK | |
| General Surgery, Vascular Surgery | TX | |
| Internal Medicine, Gastroenterology | TX | |
| Orthopedic Surgery, Sports Medicine | TX | |
| Thoracic Surgery, General Surgery | TX | |
| Orthopedic Surgery, Sports Medicine | TX | |
| Orthopedic Surgery | TX | |
| Physician Assistant | TX | |
| Physician Assistant | TX | |
| Physician Assistant | NM |
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