DR. BRIAN ROBERT KNAB (M.D.) – Radiation Oncology Physician, NPI 1427180363
Radiation Oncology Physician
Main info
Doctor Profile
Profile Insights
NPPES metrics only — not quality of care.
49 RADIATION ONCOLOGY in NH
Provider Addresses for DR. BRIAN ROBERT KNAB (M.D.)
424 W BELDEN AVE
APARTMENT #2W
CHICAGO, IL 606143829
Phone: (773) 472-1987
Fax: (773) 834-7340
Type: Mailing
1 ELLIOT WAY
MANCHESTER, NH 031033502
Phone: (603) 663-1800
Fax: (603) 663-1807
Type: Location
NPPES updates history
No NPPES updates recorded for this provider.
Prescription Activity
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Open Payments (CMS)
CMS reports 1 Open Payments records for all available years, with a total value of $119.
Total Amount is formed as General ($119) + Research ($0) + Ownership ($0) = $119.
Last reported payment date: 2024-09-26 • Largest payer in this snapshot: Myriad Genetic Laboratories, Inc. ($119).
Total Amount
$119
General + Research + Ownership
Payments
1
Total payment records
General Amount
$119
General payments
Research Amount
$0
Research funding
Ownership Amount
$0
Ownership interests
Ownership Count
0
Ownership records
Last Payment Date
2024-09-26
Latest reported date
Top Companies
Largest payers in this snapshot
| Company | Amount |
|---|---|
| Myriad Genetic Laboratories, Inc. | $119 |
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: 2008-06-06
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 |
|---|---|---|---|---|
| I20071011000303 | I | Radiation Oncology | NH | TBD |
| I20080606000642 | I | Radiation Oncology | MA | 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 | 1,275 | 168 | $0 |
| 77427 | Radiation treatment management, 5 treatment sessions | 329 | 109 | $0 |
| 77300 | Calculation of radiation therapy dose | 273 | 84 | $0 |
| 77334 | Design and construction of complex radiation treatment device | 115 | 41 | $0 |
| 99212 | Established patient office or other outpatient visit, 10-19 minutes | 109 | 90 | $0 |
Insurance plans in this area (ZIP 60614)
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Group practice members
| Name | Specialty | State |
|---|---|---|
| Radiation Oncology | NH | |
| Radiation Oncology | MN | |
| Radiation Oncology | MA | |
| Radiation Oncology | MO | |
| Radiation Oncology | NH | |
| Radiation Oncology | DC | |
| Radiation Oncology | NH | |
| Radiation Oncology | NH | |
| Radiation Oncology | NH | |
| Radiation Oncology | MA |
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