CHRISTIANE NWAWOCK MBIANDA (M.D.) – Nephrology Physician, NPI 1255656138
Nephrology Physician
Main info
Doctor Profile
Profile Insights
NPPES metrics only — not quality of care.
3,511 INTERNAL MEDICINE in IN
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Provider Addresses for CHRISTIANE NWAWOCK MBIANDA (M.D.)
5909, Northwest 173rd Avenue, Arbor Oaks, Bethany, Portland, Metro, Washington County, Oregon, 97229, United States
PORTLAND, OR 972285909
Phone: (574) 273-6767
Fax: (749) 687-1605
Type: Mailing
710, Park Place, Mishawaka, Saint Joseph County, Indiana, 46545, United States
MISHAWAKA, IN 465453519
Phone: (574) 273-6787
Fax: (574) 968-7160
Type: Location
NPPES updates history
No NPPES updates recorded for this provider.
Prescription Activity
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Open Payments (CMS)
CMS reports 63 Open Payments records for all available years, with a total value of $1,452.
Total Amount is formed as General ($1,452) + Research ($0) + Ownership ($0) = $1,452.
Last reported payment date: 2024-12-06 • Largest payer in this snapshot: AstraZeneca Pharmaceuticals LP ($301).
Total Amount
$1,452
General + Research + Ownership
Payments
63
Total payment records
General Amount
$1,452
General payments
Research Amount
$0
Research funding
Ownership Amount
$0
Ownership interests
Ownership Count
0
Ownership records
Last Payment Date
2024-12-06
Latest reported date
Top Companies
Largest payers in this snapshot
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: 2015-06-12
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 |
|---|---|---|---|---|
| I20150612002065 | I | Nephrology | IN | 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 |
|---|---|---|---|---|
| 99232 | Subsequent hospital care with moderate levelof medical decision making, if using time, at least 35 minutes | 566 | 179 | $0 |
| 99214 | Established patient office or other outpatient visit, 30-39 minutes | 449 | 218 | $0 |
| 90960 | Dialysis services, 4 or more physician visits per month (20 years or older) | 279 | 42 | $0 |
| 99223 | Initial hospital care with moderate level of medical decision making, if using time, at least 75 minutes | 130 | 115 | $0 |
| 90935 | Hemodialysis procedure with physician evaluation | 118 | 52 | $0 |
Insurance plans in this area (ZIP 97228)
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Provider's Procedures
| Specialty | Practice State | HCPCS Code | Description | Service Count | Beneficiary Count |
|---|---|---|---|---|---|
| INTERNAL MEDICINE | IN | 90935 | Hemodialysis procedure with one physician evaluation | 130 | 73 |
Group practice members
| Name | Specialty | State |
|---|---|---|
| Nurse Practitioner | IN | |
| Interventional Radiology | FL | |
| - | IN | |
| Nephrology, Internal Medicine | IN | |
| N E P H R O L O G Y | PA | |
| Nurse Practitioner | IN | |
| Internal Medicine, Nephrology | OR | |
| - | NV | |
| Internal Medicine, Nephrology | OR | |
| Nurse Practitioner | IN |
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