DR. KATHRYN T HOWELL (MD) – Radiation Oncology Physician, NPI 1811971542
Radiation Oncology Physician
Main info
Doctor Profile
Profile Insights
NPPES metrics only — not quality of care.
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Provider Addresses for DR. KATHRYN T HOWELL (MD)
7951, East Maplewood Avenue, Greenwood Village, Arapahoe County, Colorado, 80111, United States
STE 300
GREENWOOD VILLAGE, CO 801114723
Phone: (303) 930-7800
Fax: (303) 930-7860
Type: Mailing
Rocky Mountain Cancer Center, 1800, Williams Street, City Park West, Denver, Denver County, Colorado, 80218, United States
STE 100
DENVER, CO 802181234
Phone: (303) 839-6530
Fax: (303) 869-2323
Type: Location
NPPES updates history
No NPPES updates recorded for this provider.
Prescription Activity
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Open Payments (CMS)
No Open Payments data available for this provider.
This can happen when there are no reportable CMS Open Payments records.
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: 2011-04-22
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 |
|---|---|---|---|---|
| I20110422000281 | 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 80111)
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Provider's Procedures
| Specialty | Practice State | HCPCS Code | Description | Service Count | Beneficiary Count |
|---|---|---|---|---|---|
| RADIATION ONCOLOGY | CO | 77427 | Radiation treatment management, 5 treatments | 257 | 83 |
| RADIATION ONCOLOGY | CO | 78815 | Nuclear medicine study with CT imaging skull base to mid-thigh | 60 | 60 |
| RADIATION ONCOLOGY | CO | 96367 | Infusion into a vein for therapy prevention or diagnosis additional sequential infusion up to 1 hour | 43 | 22 |
Group practice members
| Name | Specialty | State |
|---|---|---|
| Physician Assistant | CO | |
| H E M A T O L O G Y/ O N C O L O G Y | CO | |
| Radiation Oncology | CO | |
| Medical Oncology, Hematology/Oncology | CO | |
| - | CO | |
| Internal Medicine, Medical Oncology | CO | |
| Physician Assistant | CO | |
| Medical Oncology | MO | |
| - | CO | |
| Nurse Practitioner | CO |
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