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Recently Updated NPI Information — some details in this NPI profile have been updated in the NPI registry within the last 60 days.

DR. NISHANT PODDAR MD
NPI 1124387675
Internal Medicine - Medical Oncology in Ballwin, MO

Active since May 03, 2012PECOS Enrolled
15945 CLAYTON RD STE 120, BALLWIN, MO 63011(636) 256-5000 Get Directions Write a Review

NPPES record last updated: October 6, 2026. Verified against the NPPES registry weekly; last sync: October 25, 2026.

Record update history: Oct 6, 2026, May 9, 2025, Dec 8, 2023 and 3 more (6 updates tracked since 2016).

About Dr. Nishant Poddar Md NPPES

Official registry information on file with the National Plan and Provider Enumeration System.

DR. NISHANT PODDAR MD (NPI 1124387675) is an individual medical oncology provider in Ballwin, Missouri, licensed in Missouri (2012034335) and active in the NPI registry since May 2012. He is enrolled in Medicare PECOS and maintains 2 additional practice locations.

NPPES Registry Identity

NPI1124387675
Entity TypeIndividualMale
Primary Taxonomy207RX0202X
Provider Legal NameDR. NISHANT PODDARCredential: MD
Location Address15945 CLAYTON RD STE 120Ballwin, MO 63011-2490
Mailing Address13125 Bellerive Farm DrCreve Coeur, MO 63141-6099
Phone(636) 256-5000
Sole ProprietorNo
Enumeration DateMay 3, 2012
Last NPPES UpdateOctober 6, 20266 updates tracked since enumeration
NPPES CertifiedOctober 6, 2026
✔ NPI 1124387675 is a valid, active identifier and passes the ISO check-digit test.

Specialties & Licenses 2

★ Primary SpecialtyInternal Medicine · Medical OncologyAllopathic & Osteopathic Physicians
Taxonomy Code207RX0202X
Licenses✔ Licensed in MO · 2012034335✔ Licensed in IL · 036147565
Definition
An internist who specializes in the diagnosis and treatment of all types of cancer and other benign and malignant tumors. This specialist decides on and administers therapy for these malignancies as well as consults with surgeons and radiotherapists on other treatments for cancer.
Also ListedInternal Medicine · Hematology & OncologyTaxonomy 207RH0003X · License 036147565 (IL)
15945 CLAYTON RD STE 120, Ballwin, MO 63011
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Secondary Practice Locations 2

Location 11400 Pin Oak DrCarterville, IL 62918-1600 · Phone (618) 985-3333 · Fax (618) 985-1318
Location 2315 W Carpenter StSpringfield, IL 62702-4901 · Phone (217) 545-8000

Other Identifiers 1

Medicaid200001507MO

Accepted Insurance

The full list of accepted plans is on the Insurance tab. Issuers include Health Advantage, Octave.Insurance ›

Medicare Participation & PECOS CMS

Medicare enrollment, assignment, billing reassignment, and ordering and referring status from CMS.

Medicare Enrollment Status

✔

Enrolled in Medicare (PECOS)

Dr. Nishant Poddar Md is registered in the CMS Provider Enrollment, Chain and Ownership System (PECOS).

Eligible to Order & Refer✔ Part B Labs & Imaging✔ Durable Medical Equipment✔ Home Health Agency✔ Power Mobility DevicesPer the CMS Ordering and Referring file. Eligibility means Medicare pays claims that this provider orders or refers for these categories.

Medicare Billing Reassignments

4

Medicare enrollment records show Nishant Poddar reassigns Medicare billing to 4 organizations. Each organization bills Medicare for the services this provider delivers there; the nearest is listed first.

Washington University Physicians In Illinois, Inc
18 mi
Multi-Specialty
4901 FOREST PARK AVE STE 341
Saint Louis, MO 63108
  • Reassigned Medicare billing, Illinois enrollment
  • 530 clinicians in this Medicare group
NPI 1457203135 (314) 454-8181
Physician Services Corporation Of Southern Illinois Inc.
91 mi
Internal Medicine
4218 LINCOLNSHIRE DR
Mount Vernon, IL 62864
  • Reassigned Medicare billing, Illinois enrollment
  • 296 clinicians in this Medicare group
NPI 1831101807 (618) 899-3600
Southern Illinois Medical Services, Nfp
97 mi
Internal Medicine
1239 E MAIN ST
Carbondale, IL 62901
  • Reassigned Medicare billing, Illinois enrollment
  • 702 clinicians in this Medicare group
NPI 1770656837 (618) 457-5200
Ozarks Medical Center
116 mi
Cardiovascular Disease
1333 S SAM HOUSTON BLVD
Houston, MO 65483
  • Reassigned Medicare billing, Missouri enrollment
  • 338 clinicians in this Medicare group
NPI 1770424541 (417) 257-5950

Source: CMS Revalidation Reassignment List, October 2026 release. Reassignment records can lag staffing changes; confirm a current affiliation with the organization.

Areas of Expertise CMS Part B claims

Services this provider delivered to Medicare fee-for-service patients, from the CMS Medicare utilization data. Higher counts generally reflect more experience with a service; care delivered outside Medicare is not included.

Established patient office or other outpatient visit with moderate level of decision making, if using time, 30 minutes or more 99214
This is a routine check-up for patients who have previously visited our clinic. It involves a comprehensive review of your health and any ongoing treatments. The consultation lasts between 30-39 minutes, allowing enough time to discuss any concerns.
13 services13 patients

Physician Visit Costs CMS claims · ZIP area

Typical Medicare office-visit costs in the 63011 ZIP code area, from fee-for-service claims. These are area statistics, not this provider’s prices; actual charges vary by service and coverage.

New Patient
$169.38 typical visit price
range $55.65 – $169.38
Typical copayment $42.34 (range $13.91 – $42.34)
Most-billed visit code 99205
Established Patient
$98.37 typical visit price
range $17.76 – $137.92
Typical copayment $24.59 (range $4.44 – $34.48)
Most-billed visit code 99214
Amounts reflect what Medicare beneficiaries in this ZIP area are typically charged for office visits. Patients with other coverage should check their individual plans.

Referred Medical Equipment & Supplies CMS DME claims 2

Durable medical equipment, devices and supplies this provider ordered from DME suppliers for patients, from Medicare fee-for-service claims.

Capecitabine, oral, 500 mg J8521
Treatment-Treatment - Miscellaneous · category RX029N
1 supplier11 claims1,008 services$0.69 avg. paid by Medicare
Pharmacy supply fee for oral anti-cancer, oral anti-emetic or immunosuppressive drug(s); for a subsequent prescription in a 30-day period Q0512
Treatment-Chemotherapy · category RH012N
1 supplier15 claims18 services$12.55 avg. paid by Medicare
Dollar amounts are the average Medicare paid the supplier per service. They are not the cost to the patient.

Other Providers at the Same Location NPPES 4

Providers registered at the same practice address, or within the immediate area, according to the NPPES registry.

SAMIR MUKUNDRAY DALIA MD
Internal Medicine (Hematology & Oncology)
15945 CLAYTON RD STE 120
BALLWIN, MO 63011
St. Louis County (636) 256-5000
PASCALE A. SALEM MD
Internal Medicine (Hematology & Oncology)
15945 CLAYTON RD STE 120
BALLWIN, MO 63011
St. Louis County (636) 256-5000
MRS. LINDSEY M MCCARTHY FNP
Nurse Practitioner (Family)
15945 CLAYTON RD STE 120
BALLWIN, MO 63011
St. Louis County (636) 256-5000
DR. SARAH EDWARDS COLWICK M.D.
Surgery
15945 CLAYTON RD STE 120
BALLWIN, MO 63011
St. Louis County (636) 256-5000

Frequently Asked Questions NPPES & CMS

Common questions about this NPI record, answered from the official NPPES registry and CMS datasets shown on this page.

What is Nishant Poddar's NPI number?

The NPI number for Nishant Poddar is 1124387675. It was assigned to this individual provider in the NPPES registry on May 3, 2012.

Where is Nishant Poddar located?

Nishant Poddar practices at 15945 Clayton Rd Ste 120, Ballwin, MO 63011. The listed phone number is (636) 256-5000.

What is Nishant Poddar's specialty?

The primary specialty registered for this NPI is Internal Medicine, specializing in Medical Oncology, with taxonomy code 207RX0202X.

Is Nishant Poddar enrolled in Medicare?

Yes. Nishant Poddar is registered in the Medicare PECOS enrollment system.

Which organizations bill Medicare for Nishant Poddar's services?

According to the CMS Revalidation Reassignment List (October 2026 release), Nishant Poddar reassigns Medicare benefits to 4 organizations: Washington University Physicians In Illinois, Inc (Saint Louis, MO), Physician Services Corporation Of Southern Illinois Inc. (Mount Vernon, IL), Southern Illinois Medical Services, Nfp (Carbondale, IL) and Ozarks Medical Center (Houston, MO). Each reassignment is filed with Medicare on form CMS-855R, signed by both the clinician and the organization, and lets the organization bill Medicare and receive payment for Nishant Poddar's services. Reassignment records can lag staffing changes; confirm current arrangements with the organization.

What insurance does Nishant Poddar accept?

Health plans from Health Advantage and Octave list Nishant Poddar as in-network in at least one marketplace plan. Coverage varies by plan and year; verify with the insurer or the provider before a visit.

When was this NPI record last updated?

The NPPES record for Nishant Poddar was last updated on October 6, 2026. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 29 days ago. If this record has changed at CMS more recently, you can request an on-demand re-check against the live CMS registry, directly from this page.