RICHARD B. D. CHUN (M.D.) – Gastroenterology Physician, NPI 1003818055
Gastroenterology Physician
Main info
Doctor Profile
Profile Insights
NPPES metrics only — not quality of care.
1,990 GASTROENTEROLOGY in CA
Provider Addresses for RICHARD B. D. CHUN (M.D.)
Sunrise Foot and Ankle. Podiatrist., 729, Sunrise Avenue, Roseville, Placer County, California, 95661, United States
SUITE 619
ROSEVILLE, CA 956614548
Phone: (916) 783-7118
Type: Mailing
7777 SUNRISE BLVD STE 2500
CITRUS HEIGHTS, CA 956102372
Phone: (916) 737-5555
Fax: (916) 880-5430
Type: Location
729 Sunrise Ave
Ste 619
Roseville, CA 956614548
Phone: (916) 783-7118
Type: Location
1101, Smith Lane, Roseville, Placer County, California, 95661, United States
ROSEVILLE, CA 956614103
Phone: (916) 407-2222
Fax: (916) 797-0343
Type: Location
NPPES updates history
No NPPES updates recorded for this provider.
Prescription Activity
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Open Payments (CMS)
CMS reports 3 Open Payments records for all available years, with a total value of $75.
Total Amount is formed as General ($75) + Research ($0) + Ownership ($0) = $75.
Last reported payment date: 2024-06-19 • Largest payer in this snapshot: Gilead Sciences, Inc. ($30).
Total Amount
$75
General + Research + Ownership
Payments
3
Total payment records
General Amount
$75
General payments
Research Amount
$0
Research funding
Ownership Amount
$0
Ownership interests
Ownership Count
0
Ownership records
Last Payment Date
2024-06-19
Latest reported date
Top Companies
Largest payers in this snapshot
| Company | Amount |
|---|---|
| Gilead Sciences, Inc. | $30 |
| Merck Sharp & Dohme LLC | $24 |
| Amgen Inc. | $22 |
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: 2010-11-22
PECOS data refreshed: 2026-06-15
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 |
|---|---|---|---|---|
| I20101122001233 | I | Internal Medicine | 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.
No Medicare fee-for-service utilization data available for this provider in our database.
Insurance plans in this area (ZIP 95661)
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Group practice members
| Name | Specialty | State |
|---|---|---|
| P S Y C H I A T R Y | CA | |
| Family Practice, Emergency Medicine | CA | |
| O B S T E T R I C S/ G Y N E C O L O G Y | CA | |
| Clinical Social Worker | CA | |
| Nurse Practitioner | CA | |
| Family Practice | CA | |
| E N D O C R I N O L O G Y | CA | |
| Internal Medicine, Pediatric Medicine | CA | |
| Physician Assistant | CA | |
| Nurse Practitioner | CA |
Reviews
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