DR. NAGENDRA NATARAJAN (MD.,MPH) – Internal Medicine Physician, NPI 1124245618
Internal Medicine Physician
Main info
Doctor Profile
Profile Insights
NPPES metrics only — not quality of care.
310 HEMATOLOGY/ONCOLOGY in MO
Provider Addresses for DR. NAGENDRA NATARAJAN (MD.,MPH)
PO BOX 504407
SAINT LOUIS, MO 631504407
Phone: (816) 932-7940
Type: Mailing
4321 WASHINGTON ST
SUITE 4000
KANSAS CITY, MO 641115961
Phone: (816) 932-3300
Type: Location
PO BOX 241578
OMAHA, NE 681245578
Phone: (402) 334-4773
Type: Mailing
7500 MERCY RD STE 1300
OMAHA, NE 681242319
Phone: (402) 334-4773
Type: Location
NPPES updates history
No NPPES updates recorded for this provider.
Prescription Activity
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Open Payments (CMS)
CMS reports 8 Open Payments records for all available years, with a total value of $2,592.
Total Amount is formed as General ($2,592) + Research ($0) + Ownership ($0) = $2,592.
Last reported payment date: 2024-12-04 • Largest payer in this snapshot: Boehringer Ingelheim International GmbH ($2,390).
Total Amount
$2,592
General + Research + Ownership
Payments
8
Total payment records
General Amount
$2,592
General payments
Research Amount
$0
Research funding
Ownership Amount
$0
Ownership interests
Ownership Count
0
Ownership records
Last Payment Date
2024-12-04
Latest reported date
Top Companies
Largest payers in this snapshot
| Company | Amount |
|---|---|
| Boehringer Ingelheim International GmbH | $2,390 |
| Aveo Pharmaceuticals, Inc. | $134 |
| E.R. Squibb & Sons, L.L.C. | $39 |
| SOBI, INC | $17 |
| PFIZER INC. | $13 |
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: 2016-04-18
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 |
|---|---|---|---|---|
| I20160418001369 | I | Hematology/Oncology | NE | 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 |
|---|---|---|---|---|
| J1439 | Injection, ferric carboxymaltose, 1 mg | 28,500 | 27 | $0 |
| J9271 | Injection, pembrolizumab, 1 mg | 13,203 | 18 | $0 |
| J1453 | Injection, fosaprepitant, 1 mg | 12,000 | 33 | $0 |
| J0881 | Injection, darbepoetin alfa, 1 microgram (non-esrd use) | 8,685 | 15 | $0 |
| 85025 | Complete blood cell count (red cells, white blood cell, platelets), automated test and automated differential white blood cell count | 2,298 | 509 | $0 |
Insurance plans in this area (ZIP 63150)
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Provider's Procedures
| Specialty | Practice State | HCPCS Code | Description | Service Count | Beneficiary Count |
|---|---|---|---|---|---|
| MEDICAL ONCOLOGY | MO | 85610 | Blood test, clotting time | 23 | 14 |
Group practice members
| Name | Specialty | State |
|---|---|---|
| Nurse Practitioner | NE | |
| - | IA | |
| H E M A T O L O G Y/ O N C O L O G Y | NE | |
| Nurse Practitioner | NE | |
| H E M A T O L O G Y/ O N C O L O G Y | NE | |
| Medical Oncology, Hematology | NE | |
| Nurse Practitioner | NE | |
| Medical Oncology, Hematology | NE | |
| - | NE | |
| Physician Assistant | NE |
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