CHRISTINA T GAMBOA (MD) – Radiation Oncology Physician, NPI 1144563370
Radiation Oncology Physician
Main info
Doctor Profile
Profile Insights
NPPES metrics only — not quality of care.
57 RADIATION ONCOLOGY in OK
Provider Addresses for CHRISTINA T GAMBOA (MD)
800 NE 10th St
OKCC L100
Oklahoma City, OK 731045418
Phone: (405) 271-5641
Type: Location
1801 16th St
Greeley, CO 806315154
Phone: (970) 810-3894
Type: Location
9357 W EMERALD ST
BOISE, ID 837049752
Phone: (208) 672-1000
Fax: (208) 672-1010
Type: Mailing
2000 Boise Ave Ste A
Loveland, CO 805385006
Phone: (970) 810-3894
Type: Location
1801 16TH ST
GREELEY, CO 80631
Phone: (970) 810-3894
Fax: (970) 810-3897
Type: Mailing
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: 2023-12-11
PECOS data refreshed: 2026-05-27
Medicare revalidation (CMS due date list)
Due date not assigned yet
CMS is tracking 2 Medicare enrollment records; no due dates published yet.
Enrollment records
2
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 |
|---|---|---|---|---|
| I20180801001761 | I | Radiation Oncology | ID | TBD |
| I20231211000632 | 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.
Top Medicare procedures (2023) · refreshed 2026-05-27
| HCPCS | Description | Services | Beneficiaries | Medicare allowed |
|---|---|---|---|---|
| 99214 | Established patient office or other outpatient visit, 30-39 minutes | 21 | 13 | $0 |
| 99215 | Established patient office or other outpatient visit, 40-54 minutes | 18 | 13 | $0 |
Insurance plans in this area (ZIP 73104)
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Group practice members
| Name | Specialty | State |
|---|---|---|
| - | WY | |
| Nurse Practitioner | ID | |
| - | CO | |
| - | CO | |
| - | CO | |
| - | AZ | |
| - | CO | |
| - | CO | |
| Diagnostic Radiology, Interventional Radiology | TX | |
| Thoracic Surgery, Surgical Oncology | CO |
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