DR. JOHN BLAIR HAMNER (MD) – Surgical Oncology Physician, NPI 1275750978
Surgical Oncology Physician
Main info
Doctor Profile
Profile Insights
NPPES metrics only — not quality of care.
40 SURGICAL ONCOLOGY in CO
Provider Addresses for DR. JOHN BLAIR HAMNER (MD)
12605 E 16TH AVE
AURORA, CO 800452545
Phone: (720) 848-0000
Type: Location
PO BOX 110429
AURORA, CO 800420429
Phone:
Type: Mailing
NPPES updates history
No NPPES updates recorded for this provider.
Prescription Activity
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Open Payments (CMS)
CMS reports 2 Open Payments records for all available years, with a total value of $153.
Total Amount is formed as General ($153) + Research ($0) + Ownership ($0) = $153.
Last reported payment date: 2024-09-10 • Largest payer in this snapshot: Boston Scientific Corporation ($129).
Total Amount
$153
General + Research + Ownership
Payments
2
Total payment records
General Amount
$153
General payments
Research Amount
$0
Research funding
Ownership Amount
$0
Ownership interests
Ownership Count
0
Ownership records
Last Payment Date
2024-09-10
Latest reported date
Top Companies
Largest payers in this snapshot
| Company | Amount |
|---|---|
| Boston Scientific Corporation | $129 |
| Ethicon US, LLC | $24 |
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: 2019-08-21
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 |
|---|---|---|---|---|
| I20190821000531 | I | Surgical 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 |
|---|---|---|---|---|
| 99213 | Established patient office or other outpatient visit, 20-29 minutes | 57 | 44 | $0 |
| 99203 | New patient office or other outpatient visit, 30-44 minutes | 48 | 48 | $0 |
| 99214 | Established patient office or other outpatient visit, 30-39 minutes | 29 | 27 | $0 |
| 99442 | Telephone medical discussion with physician, 11-20 minutes | 14 | 14 | $0 |
| 11606 | Removal of cancer skin growth of body, arms, or legs, more than 4.0 cm | 12 | 11 | $0 |
Insurance plans in this area (ZIP 80045)
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Group practice members
| Name | Specialty | State |
|---|---|---|
| Pulmonary Disease | CO | |
| - | CO | |
| - | CO | |
| - | MO | |
| O T O L A R Y N G O L O G Y | CO | |
| Physician Assistant | CO | |
| - | CO | |
| Physician Assistant | CO | |
| Physician Assistant | CO | |
| Nurse Practitioner | CO |
Reviews
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