DR. CHARLES L YEN (M.D.) – Hematology & Oncology Physician, NPI 1215930268
Hematology & Oncology Physician
Main info
Doctor Profile
Profile Insights
NPPES metrics only — not quality of care.
1,006 HEMATOLOGY/ONCOLOGY in TX
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Provider Addresses for DR. CHARLES L YEN (M.D.)
Red Oak Drive, Houston County, Texas, United States of America
HOUSTON, TX 770901243
Phone: (281) 440-5006
Fax: (281) 440-6149
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 682 Open Payments records for all available years, with a total value of $17,585.
Total Amount is formed as General ($17,585) + Research ($0) + Ownership ($0) = $17,585.
Last reported payment date: 2024-12-26 • Largest payer in this snapshot: Karyopharm Therapeutics Inc. ($3,008).
Total Amount
$17,585
General + Research + Ownership
Payments
682
Total payment records
General Amount
$17,585
General payments
Research Amount
$0
Research funding
Ownership Amount
$0
Ownership interests
Ownership Count
0
Ownership records
Last Payment Date
2024-12-26
Latest reported date
Top Companies
Largest payers in this snapshot
| Company | Amount |
|---|---|
| Karyopharm Therapeutics Inc. | $3,008 |
| Janssen Biotech, Inc. | $1,201 |
| AstraZeneca Pharmaceuticals LP | $1,132 |
| PFIZER INC. | $867 |
| GlaxoSmithKline, LLC. | $454 |
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: 2010-05-26
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 |
|---|---|---|---|---|
| I20100526000595 | I | Hematology/Oncology | 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 |
|---|---|---|---|---|
| J1439 | Injection, ferric carboxymaltose, 1 mg | 21,000 | 14 | $0 |
| J1100 | Injection, dexamethasone sodium phosphate, 1 mg | 2,196 | 22 | $0 |
| Q9967 | Low osmolar contrast material, 300-399 mg/ml iodine concentration, per ml | 2,100 | 15 | $0 |
| J2469 | Injection, palonosetron hcl, 25 mcg | 760 | 14 | $0 |
| 99214 | Established patient office or other outpatient visit, 30-39 minutes | 701 | 265 | $0 |
Insurance plans in this area (ZIP 77090)
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Provider's Procedures
Group practice members
| Name | Specialty | State |
|---|---|---|
| Surgical Oncology | TX | |
| Medical Oncology, Internal Medicine | TX | |
| Certified Clinical Nurse Specialist (Cns) | TX | |
| Medical Oncology, Internal Medicine | TX | |
| Physician Assistant | TX | |
| Medical Oncology, Internal Medicine | TX | |
| Medical Oncology, Hematology/Oncology, Internal Medicine | TX | |
| Radiation Oncology | TX | |
| - | TX | |
| - | TX |
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