DR. SIVA KRISHNA MANNEM (MD) – Hematology & Oncology Physician, NPI 1073822235
Hematology & Oncology Physician
Main info
Doctor Profile
Profile Insights
NPPES metrics only — not quality of care.
352 HEMATOLOGY/ONCOLOGY in WI
Provider Addresses for DR. SIVA KRISHNA MANNEM (MD)
9200 W Wisconsin Ave
Neoplastic Diseases
Milwaukee, WI 532263522
Phone: (414) 805-6800
Fax: (414) 805-6850
Type: Location
808 N 39TH AVE
YAKIMA, WA 989026388
Phone: (509) 574-3600
Fax: (590) 574-3654
Type: Mailing
NPPES updates history
No NPPES updates recorded for this provider.
Prescription Activity
Loading prescription activity...
Open Payments (CMS)
CMS reports 33 Open Payments records for all available years, with a total value of $25,071.
Total Amount is formed as General ($25,071) + Research ($0) + Ownership ($0) = $25,071.
Last reported payment date: 2024-12-11 • Largest payer in this snapshot: Seagen Inc. ($9,440).
Total Amount
$25,071
General + Research + Ownership
Payments
33
Total payment records
General Amount
$25,071
General payments
Research Amount
$0
Research funding
Ownership Amount
$0
Ownership interests
Ownership Count
0
Ownership records
Last Payment Date
2024-12-11
Latest reported date
Top Companies
Largest payers in this snapshot
| Company | Amount |
|---|---|
| Seagen Inc. | $9,440 |
| Incyte Corporation | $6,540 |
| BeiGene USA, Inc. | $3,025 |
| CTI BioPharma Corp. | $1,725 |
| Kite Pharma, Inc. | $1,610 |
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: 2016-12-06
PECOS data refreshed: 2026-06-15
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 |
|---|---|---|---|---|
| I20150930001859 | I | Hematology/Oncology | WI | TBD |
| I20161206002567 | I | Hematology/Oncology | WA | 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 | 870 | 282 | $0 |
| 99215 | Established patient office or other outpatient visit, 40-54 minutes | 330 | 146 | $0 |
| 99213 | Established patient office or other outpatient visit, 20-29 minutes | 103 | 80 | $0 |
| 99205 | New patient office or other outpatient visit, 60-74 minutes | 44 | 43 | $0 |
Insurance plans in this area (ZIP 53226)
Loading plans...
Group practice members
| Name | Specialty | State |
|---|---|---|
| Emergency Medicine | WA | |
| Internal Medicine | NJ | |
| Certified Registered Nurse Anesthetist (Crna) | WA | |
| Certified Registered Nurse Anesthetist (Crna) | WA | |
| - | WA | |
| Internal Medicine | WA | |
| Emergency Medicine | WA | |
| - | WA | |
| Family Practice | WA | |
| - | WA |
Reviews
All reviews are moderated before publication. Reviews reflect users' opinions; we do not verify the accuracy of individual reviews.
No reviews yet. Be the first to share your experience — your opinion helps families compare providers.