Physician Profile
Based in Columbia, MO, Umasankar Ramadoss, MD is listed in the NPI registry under hematology & oncology. According to Medicare claims data, Umasankar cared for 2,559 Medicare patients across 244,470 services. The services billed most often include injection, darbepoetin alfa, 1 microgram (non-esrd use), injection, pembrolizumab, 1 mg, and low osmolar contrast material, 300-399 mg/ml iodine concentration, per ml.
Summarised automatically from public NPI registry and CMS Medicare data. Not written or reviewed by this provider. Claim this profile to replace it — free, and no identity document with a practice or institutional email.
License numbers are what the provider reported to NPPES when the NPI was issued or updated. NPPES does not verify licensure; confirm current standing with the state licensing board.
Exactly as CMS reports it (National Downloadable File, Opt-Out Affidavits, Order & Referring). Not an insurance directory; confirm coverage with the office.
1705 E BROADWAY SUITE 100
Columbia, MO 65201
Within Hematology and Oncology generally. Availability varies by clinician, training and location — this profile has not been claimed, so nothing here is a personal claim by the provider.
Most searched conditions
Advanced Cancers
Blood & Lymph Disorders
Blood Cancers
Blood Disorders
Blood disorders
Bone & Soft Tissue Cancers
Digestive Cancers
Endocrine Cancers
Endocrine tumors
Gastrointestinal cancer
General oncology
Genetic Blood Disorders
Gynecologic cancer
Gynecologic Cancers
Head & Neck Cancers
Head and neck cancer
Neurologic Cancers
Oncologic emergencies
Ophthalmologic oncology
Skin cancer
Skin Cancers
Urologic Cancers
Most searched procedures
Biopsies & Diagnostics
Blood disorder care
Cancer Therapies
Cancer therapy
Cellular Therapies
Consultations
Diagnostic testing
Hematology Treatments
Imaging
Infusions
Interventional oncology
Supportive Cancer Care
Supportive cancer care
Surgical & Vascular Access
Testing & Genetics
Vascular access care
244,470 services · 2,559 patients · 25 distinct codes
| Procedure | Type | Code | Services | Compared with peers |
|---|---|---|---|---|
| Administration of chemotherapy into vein, 1 hour or less | Treatment | 96413 |
630 | More than most peers in Hematology & Oncology |
| Injection, darbepoetin alfa, 1 microgram (non-esrd use) | Drug given | J0881 |
61,850 | More than most peers in Hematology & Oncology |
| Injection, pembrolizumab, 1 mg | Drug given | J9271 |
33,000 | More than most peers in Hematology & Oncology |
| Injection, aprepitant, 1 mg | Drug given | J0185 |
14,430 | More often than most peers in Hematology & Oncology |
| Injection, nivolumab, 1 mg | Drug given | J9299 |
14,160 | As often as other peers in Hematology & Oncology |
| Injection, azacitidine, 1 mg | Drug given | J9025 |
14,000 | More often than most peers in Hematology & Oncology |
| Injection, denosumab, 1 mg | Drug given | J0897 |
13,740 | More than most peers in Hematology & Oncology |
| Injection, oxaliplatin, 0.5 mg | Drug given | J9263 |
11,500 | As often as other peers in Hematology & Oncology |
| Injection, daratumumab, 10 mg and hyaluronidase-fihj | Drug given | J9144 |
11,160 | More often than most peers in Hematology & Oncology |
| Injection, paclitaxel, 1 mg | Drug given | J9267 |
10,724 | More often than most peers in Hematology & Oncology |
Source: CMS Medicare public data. Shows how often procedures were billed — not quality of care or patient satisfaction.
Dr. Ramadoss is a cancer specialist in Columbia, MO. That is the designation recorded for this NPI in the federal registry, where it is listed as “Hematology & Oncology”.
NPI registry
Dr. Ramadoss is listed at 1705 E Broadway Suite 100, Columbia, MO 65201. Addresses come from the NPI registry and can lag a move, so confirm before travelling.
NPI registry
The number on file is (573) 874-7800. Guide.md cannot book appointments or pass on messages — please call the office directly.
NPI registry
Dr. Ramadoss's National Provider Identifier is 1962499806. It is issued by the Centers for Medicare & Medicaid Services and is unique and permanent — it does not change if they move practice.
NPI registry
Dr. Ramadoss attended Other, graduating in 1992. This comes from the CMS National Downloadable File.
CMS public data
Dr. Ramadoss has 34 years experience. Calculated from a graduation year of 1992, reported in the CMS National Downloadable File.
CMS public data
According to Medicare billing data, Dr. Ramadoss provides treatments such as administration of chemotherapy into vein, 1 hour or less, alongside routine visits and testing. This reflects Medicare patients only and is billing volume, not a measure of quality.
Medicare claims
Not yet. This profile is built from public federal data and has not been confirmed by Dr. Ramadoss. If this is you, claiming it is free.
Guide.md
Provider data sourced from the NPPES NPI Registry and CMS public datasets. Information is provided for reference and is not medical advice.