DR. MATTHEW H STENMARK (M.D.) – Radiation Oncology Physician, NPI 1861692436
Radiation Oncology Physician
Main info
Doctor Profile
Contacts
Profile Insights
NPPES metrics only — not quality of care.
131 RADIATION ONCOLOGY in CO
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Provider Addresses for DR. MATTHEW H STENMARK (M.D.)
Kaiser Permanente, 2500, South Havana Street, Aurora, Arapahoe County, Colorado, 80014, United States
AURORA, CO 800141618
Phone: (303) 338-4545
Type: Mailing
10350 E DAKOTA AVE
DENVER, CO 802471314
Phone:
Type: Mailing
Good Samaritan Medical Center, 200, Exempla Circle, Lafayette, Boulder County, Colorado, 80026, United States
LAFAYETTE, CO 800263370
Phone: (303) 338-4545
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 $723.
Total Amount is formed as General ($723) + Research ($0) + Ownership ($0) = $723.
Last reported payment date: 2024-07-02 • Largest payer in this snapshot: AstraZeneca Pharmaceuticals LP ($525).
Total Amount
$723
General + Research + Ownership
Payments
3
Total payment records
General Amount
$723
General payments
Research Amount
$0
Research funding
Ownership Amount
$0
Ownership interests
Ownership Count
0
Ownership records
Last Payment Date
2024-07-02
Latest reported date
Top Companies
Largest payers in this snapshot
| Company | Amount |
|---|---|
| AstraZeneca Pharmaceuticals LP | $525 |
| PALETTE LIFE SCIENCES, INC. | $176 |
| Sumitomo Pharma America, 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: 2015-04-17
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 |
|---|---|---|---|---|
| I20150417001082 | I | Radiation Oncology | CO | 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 80014)
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Group practice members
| Name | Specialty | State |
|---|---|---|
| O B S T E T R I C S/ G Y N E C O L O G Y | CO | |
| - | CA | |
| - | CO | |
| Physician Assistant | CO | |
| Hospitalist, Family Practice | CO | |
| - | CO | |
| Interventional Cardiology, Cardiovascular Disease (Cardiology), Internal Medicine | CO | |
| O B S T E T R I C S/ G Y N E C O L O G Y | CO | |
| - | CO | |
| - | CO |
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