DR. CHRISTOPHER RYAN SPENCER (M.D.) – Radiation Oncology Physician, NPI 1568775567
Radiation Oncology Physician
Main info
Doctor Profile
Profile Insights
NPPES metrics only — not quality of care.
158 RADIATION ONCOLOGY in MO
Provider Addresses for DR. CHRISTOPHER RYAN SPENCER (M.D.)
1000 W 10th St
Rolla, MO 654012905
Phone: (573) 364-9000
Fax: (573) 426-2108
Type: Location
1060 W 10TH ST
ROLLA, MO 654012905
Phone: (855) 406-3324
Fax: (573) 458-8363
Type: Location
1000 W 10TH ST
ATTN: EXECUTIVE DIRECTOR OF PHYSICIAN CLINICS
ROLLA, MO 654012905
Phone: (573) 364-9000
Fax: (573) 426-2108
Type: Mailing
1050 W 10TH ST
ROLLA, MO 654012905
Phone: (573) 364-9000
Fax: (573) 426-2108
Type: Mailing
NPPES updates history
No NPPES updates recorded for this provider.
Prescription Activity
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Open Payments (CMS)
CMS reports 39 Open Payments records for all available years, with a total value of $37,856.
Total Amount is formed as General ($37,856) + Research ($0) + Ownership ($0) = $37,856.
Last reported payment date: 2024-12-12 • Largest payer in this snapshot: Blue Earth Diagnostics Limited ($37,250).
Total Amount
$37,856
General + Research + Ownership
Payments
39
Total payment records
General Amount
$37,856
General payments
Research Amount
$0
Research funding
Ownership Amount
$0
Ownership interests
Ownership Count
0
Ownership records
Last Payment Date
2024-12-12
Latest reported date
Top Companies
Largest payers in this snapshot
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: 2015-07-23
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 |
|---|---|---|---|---|
| I20150723009149 | I | Radiation Oncology | 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 |
|---|---|---|---|---|
| 77014 | Ct guidance for insertion of radiation therapy fields | 1,038 | 70 | $0 |
| 77427 | Radiation treatment management, 5 treatment sessions | 260 | 74 | $0 |
| 77300 | Calculation of radiation therapy dose | 250 | 87 | $0 |
| G6002 | Stereoscopic x-ray guidance for localization of target volume for the delivery of radiation therapy | 182 | 22 | $0 |
| 77334 | Design and construction of complex radiation treatment device | 164 | 90 | $0 |
Insurance plans in this area (ZIP 65401)
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Provider's Procedures
| Specialty | Practice State | HCPCS Code | Description | Service Count | Beneficiary Count |
|---|---|---|---|---|---|
| RADIATION ONCOLOGY | MO | 77263 | Management of radiation therapy, complex | 127 | 112 |
Group practice members
| Name | Specialty | State |
|---|---|---|
| Physician Assistant | MO | |
| - | MO | |
| - | MO | |
| Radiation Oncology | MO | |
| Otolaryngology, Plastic And Reconstructive Surgery, Allergy/Immunology | MO | |
| - | MO | |
| Nephrology, Internal Medicine, Hospitalist | MO | |
| - | MO | |
| Nurse Practitioner | MO | |
| Certified Nurse Midwife (Cnm) | MO |
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