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AJAY BHASKAR IYER MD
NPI 1194342576
Internal Medicine - Hematology & Oncology in Columbia, MO

Active since July 01, 2020PECOS Enrolled
1 HOSPITAL DR, COLUMBIA, MO 65201(573) 882-0598 Get Directions Write a Review

NPPES record last updated: July 22, 2024. Verified against the NPPES registry weekly; last sync: October 25, 2026.

Record update history: Jul 22, 2024, Mar 22, 2021, Jul 1, 2020 (3 updates tracked since 2020).

About Ajay Bhaskar Iyer Md NPPES

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

AJAY BHASKAR IYER MD (NPI 1194342576) is an individual hematology & oncology provider in Columbia, Missouri, licensed in Missouri (2024025374) and active in the NPI registry since July 2020. He is enrolled in Medicare PECOS and maintains 2 additional practice locations.

NPPES Registry Identity

NPI1194342576
Entity TypeIndividualMale
Primary Taxonomy207RH0003X
Provider Legal NameAJAY BHASKAR IYERCredential: MD
Location Address1 HOSPITAL DRColumbia, MO 65201-5276
Mailing Address1 Hospital DrColumbia, MO 65201-5276 · (573) 882-0598
Phone(573) 882-0598
Sole ProprietorNo
Enumeration DateJuly 1, 2020
Last NPPES UpdateJuly 22, 20243 updates tracked since enumeration
NPPES CertifiedJuly 22, 2024
✔ NPI 1194342576 is a valid, active identifier and passes the ISO check-digit test.

Specialties & Licenses 3

★ Primary SpecialtyInternal Medicine · Hematology & OncologyAllopathic & Osteopathic Physicians
Taxonomy Code207RH0003X
License✔ Licensed in MO · 2024025374
Definition
An internist doctor of osteopathy that specializes in the treatment of the combination of hematology and oncology disorders. A doctor of osteopathy that is board eligible/certified by the American Osteopathic Board of Internal Medicine WAS able to obtain a Certificate of Special Qualifications in the field of Hematology and Oncology. The Certificate is NO longer offered.
Also ListedInternal MedicineTaxonomy 207R00000X · License 9410459 (KS)
Also ListedStudent in an Organized Health Care Education/Training ProgramTaxonomy 390200000X
1 HOSPITAL DR, Columbia, MO 65201
Open in Google Maps ↗

Secondary Practice Locations 2

Location 12100 SE Blue PkwyLees Summit, MO 64063-1007 · Phone (816) 282-5000 · Fax (913) 498-6708
Location 2Elm and Carlton StBuffalo, NY 14263-0001 · Phone (716) 845-2300

Medicare Participation & PECOS CMS

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

Medicare Enrollment Status

✔

Enrolled in Medicare (PECOS)

Ajay Bhaskar Iyer 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 Reassignment

Medicare enrollment records show Ajay Iyer reassigns Medicare billing to 1 organization. The organization bills Medicare for the services this provider delivers there.

Roswell Park Cancer Institute
755 mi
Multi-Specialty
ELM AND CARLTON ST
Buffalo, NY 14263
  • Reassigned Medicare billing, New York enrollment
  • 602 clinicians in this Medicare group
NPI 1720036593 (716) 845-2300

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.

Initial hospital care with moderate level of medical decision making, if using time, at least 75 minutes 99223
Initial hospital inpatient care per day, typically 70 minutes, refers to the daily medical service provided to patients admitted to the hospital. This includes a comprehensive evaluation, diagnosis, treatment plan, and monitoring of your health condition. It ensures your well-being during your hospital stay.
12 services12 patients

Physician Visit Costs CMS claims · ZIP area

Typical Medicare office-visit costs in the 65201 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
$161.24 typical visit price
range $52.28 – $161.24
Typical copayment $40.31 (range $13.07 – $40.31)
Most-billed visit code 99205
Established Patient
$93.24 typical visit price
range $16.30 – $131.05
Typical copayment $23.31 (range $4.07 – $32.76)
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.

Other Providers at the Same Location NPPES 20

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

JANIE LEATHERS BRUCE MD
Dermatology
1 HOSPITAL DR
COLUMBIA, MO 65201
Boone County (573) 882-1767
FREDERICK T O'DONNELL M.D.
Anesthesiology
1 HOSPITAL DR
COLUMBIA, MO 65201
Boone County (573) 882-2568
MANMEET SINGH M.D.
Internal Medicine
1 HOSPITAL DR
COLUMBIA, MO 65201
Boone County (573) 882-8885
LINCOLN RALPH SHEETS M.D.
Family Medicine
1 HOSPITAL DR, DC018.00, MA101
COLUMBIA, MO 65201
Boone County (573) 882-8885
JESSICA M GODSEY PA-C
Physician Assistant
1 HOSPITAL DR
COLUMBIA, MO 65201
Boone County (573) 884-4400
KELLEY BLECHA RN
Registered Nurse
1 HOSPITAL DR
COLUMBIA, MO 65201
Boone County (573) 814-6000
MOLLY CATHERINE QUINN GUNTER
Surgery
1 HOSPITAL DR
COLUMBIA, MO 65201
Boone County (573) 884-0762
CATHY DAO PHARMD
Pharmacist
1 HOSPITAL DR
COLUMBIA, MO 65201
Boone County (573) 882-4141

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 Ajay Iyer's NPI number?

The NPI number for Ajay Iyer is 1194342576. It was assigned to this individual provider in the NPPES registry on July 1, 2020.

Where is Ajay Iyer located?

Ajay Iyer practices at 1 Hospital Dr, Columbia, MO 65201. The listed phone number is (573) 882-0598.

What is Ajay Iyer's specialty?

The primary specialty registered for this NPI is Internal Medicine, specializing in Hematology & Oncology, with taxonomy code 207RH0003X.

Is Ajay Iyer enrolled in Medicare?

Yes. Ajay Iyer is registered in the Medicare PECOS enrollment system.

Which organization bills Medicare for Ajay Iyer's services?

According to the CMS Revalidation Reassignment List (October 2026 release), Ajay Iyer reassigns Medicare benefits to Roswell Park Cancer Institute (Buffalo, NY). The 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 Ajay Iyer's services. Reassignment records can lag staffing changes; confirm current arrangements with the organization.

When was this NPI record last updated?

The NPPES record for Ajay Iyer was last updated on July 22, 2024. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 2 years 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.