DR. YAN CHEN (MD, PHD) – Specialist, NPI 1184627101
Specialist
Main info
Doctor Profile
Profile Insights
NPPES metrics only — not quality of care.
489 GASTROENTEROLOGY in MO
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Provider Addresses for DR. YAN CHEN (MD, PHD)
Highway 40, Independence, Tangipahoa Parish, Louisiana, 70446, United States
STE 213A
INDEPENDENCE, MO 640556445
Phone: (816) 478-4887
Fax: (816) 478-7222
Type: Mailing
South Whitney Avenue, Independence, Jackson County, Missouri, 64055, United States
# 200
INDEPENDENCE, MO 640556765
Phone: (816) 478-4887
Fax: (816) 478-7222
Type: Location
2305 S Highway 65
Marshall, MO 653403702
Phone: (660) 886-7431
Type: Location
NPPES updates history
No NPPES updates recorded for this provider.
Prescription Activity
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Open Payments (CMS)
CMS reports 16 Open Payments records for all available years, with a total value of $317.
Total Amount is formed as General ($317) + Research ($0) + Ownership ($0) = $317.
Last reported payment date: 2024-09-19 • Largest payer in this snapshot: ABBVIE INC. ($125).
Total Amount
$317
General + Research + Ownership
Payments
16
Total payment records
General Amount
$317
General payments
Research Amount
$0
Research funding
Ownership Amount
$0
Ownership interests
Ownership Count
2
Ownership records
Last Payment Date
2024-09-19
Latest reported date
Top Companies
Largest payers in this snapshot
| Company | Amount |
|---|---|
| ABBVIE INC. | $125 |
| Janssen Biotech, Inc. | $34 |
| Ferring Pharmaceuticals Inc. | $32 |
| Stryker Corporation | $25 |
| Regeneron Healthcare Solutions, 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: 2004-08-28
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 |
|---|---|---|---|---|
| I20040828000012 | I | Gastroenterology | MO | 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 |
|---|---|---|---|---|
| 99439 | Chronic care management services for two or more chronic conditions, additional 20 minutes of clinical staff time directed by health care professional, per calendar month | 198 | 24 | $0 |
| 99490 | Chronic care management services, first 20 minutes of clinical staff time directed by health care professional, per calendar month | 117 | 24 | $0 |
| 45385 | Removal of polyps or growths of large bowel using an endoscope with mechanical snare | 91 | 91 | $0 |
| 99213 | Established patient office or other outpatient visit, 20-29 minutes | 54 | 51 | $0 |
| 43235 | Diagnostic exam of esophagus, stomach, and/or upper small bowel using a flexible endoscope | 51 | 50 | $0 |
Insurance plans in this area (ZIP 64055)
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Provider's Procedures
| Specialty | Practice State | HCPCS Code | Description | Service Count | Beneficiary Count |
|---|---|---|---|---|---|
| GASTROENTEROLOGY | MO | 43235 | Diagnostic examination of esophagus, stomach, and/or upper small bowel using an endoscope | 83 | 76 |
| GASTROENTEROLOGY | MO | 45378 | Diagnostic examination of large bowel using an endoscope | 41 | 41 |
| GASTROENTEROLOGY | MO | 45385 | Removal of polyps or growths of large bowel using an endoscope | 80 | 76 |
Group practice members
| Name | Specialty | State |
|---|---|---|
| Emergency Medicine | MO | |
| Certified Nurse Midwife (Cnm) | MO | |
| Orthopedic Surgery | MO | |
| Hospitalist, Family Practice, Emergency Medicine, Internal Medicine | MO | |
| Family Practice | OH | |
| Family Practice | MO | |
| Nurse Practitioner | MO | |
| Family Practice | MO | |
| Family Practice | VA | |
| O B S T E T R I C S/ G Y N E C O L O G Y | MO |
Reviews
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