LINDSAY RUMBERGER RIVERA (MD) – Hematology & Oncology Physician, NPI 1235440843
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Main info
Doctor Profile
Profile Insights
NPPES metrics only — not quality of care.
Provider Addresses for LINDSAY RUMBERGER RIVERA (MD)
1924 ALCOA HWY # U-114
KNOXVILLE, TN 379201511
Phone: (865) 305-5137
Fax: (865) 305-9144
Type: Location
4300 B ST STE 200
ANCHORAGE, AK 995035933
Phone: (907) 375-3355
Fax: (907) 375-3351
Type: Mailing
4300 B St Ste 200
Anchorage, AK 995035933
Phone: (907) 375-3355
Fax: (907) 375-3351
Type: Location
1926 ALCOA HWY STE 210
KNOXVILLE, TN 379201543
Phone: (865) 305-8780
Fax: (865) 305-9144
Type: Location
NPPES updates history
No NPPES updates recorded for this provider.
Prescription Activity
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Open Payments (CMS)
CMS reports 66 Open Payments records for all available years, with a total value of $1,749.
Total Amount is formed as General ($1,749) + Research ($0) + Ownership ($0) = $1,749.
Last reported payment date: 2024-12-20 • Largest payer in this snapshot: Astellas Pharma US Inc ($229).
Total Amount
$1,749
General + Research + Ownership
Payments
66
Total payment records
General Amount
$1,749
General payments
Research Amount
$0
Research funding
Ownership Amount
$0
Ownership interests
Ownership Count
0
Ownership records
Last Payment Date
2024-12-20
Latest reported date
Top Companies
Largest payers in this snapshot
| Company | Amount |
|---|---|
| Astellas Pharma US Inc | $229 |
| ABBVIE INC. | $143 |
| PFIZER INC. | $138 |
| Novartis Pharmaceuticals Corporation | $133 |
| Janssen Biotech, Inc. | $104 |
Medicare Enrollment & Revalidation
Source: CMS public data · Not endorsed by CMS ·
Educational use only—not medical, billing, or legal advice.
No Medicare enrollment or revalidation data available for this provider in our database.
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 |
|---|---|---|---|---|
| 99232 | Subsequent hospital care with moderate levelof medical decision making, if using time, at least 35 minutes | 213 | 18 | $0 |
| 99223 | Initial hospital care with moderate level of medical decision making, if using time, at least 75 minutes | 11 | 11 | $0 |
Insurance plans in this area (ZIP 37920)
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Group practice members
| Name | Specialty | State |
|---|---|---|
| Family Practice, Hospitalist | UT | |
| - | WA | |
| - | WA | |
| Family Practice | WA | |
| Internal Medicine | WA | |
| Family Practice | AK | |
| - | WA | |
| Internal Medicine, Hospitalist | OH | |
| Internal Medicine, Hospitalist, Internal Medicine | VA | |
| Physician Assistant | OR |
Reviews
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