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THANDAVABABU CHELLIAH MD
NPI 1730100744
Internal Medicine - Hematology & Oncology in Brooklyn, NY

Active since July 22, 2006PECOS EnrolledAccepts Medicare Assignment
2601 OCEAN PKWY, BROOKLYN, NY 11235(718) 616-4408(718) 616-4105 Get Directions Write a Review

NPPES record last updated: July 8, 2007. Verified against the NPPES registry weekly; last sync: August 02, 2026.

About Thandavababu Chelliah Md NPPES

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

THANDAVABABU CHELLIAH MD (NPI 1730100744) is an individual hematology & oncology provider in Brooklyn, New York, licensed in New York (238914) and active in the NPI registry since July 2006. He is enrolled in Medicare PECOS, is affiliated with South Brooklyn Health, and is a graduate of Other (1993).

NPPES Registry Identity

NPI1730100744
Entity TypeIndividualMale
Primary Taxonomy207RH0003X
Provider Legal NameTHANDAVABABU CHELLIAHCredential: MD
Location Address2601 OCEAN PKWYBrooklyn, NY 11235-7745
Mailing Address4249 Colden St, Apt 14eFlushing, NY 11355-3902 · (718) 939-2633
Phone(718) 616-4408
Fax(718) 616-4105
Sole ProprietorNo
Medical School CMSOtherGraduated 1993
Enumeration DateJuly 22, 2006
Last NPPES UpdateJuly 8, 2007
✔ NPI 1730100744 is a valid, active identifier and passes the ISO check-digit test.

Specialties & Licenses

★ Primary SpecialtyInternal Medicine · Hematology & OncologyAllopathic & Osteopathic Physicians
Taxonomy Code207RH0003X
License✔ Licensed in NY · 238914
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.
2601 OCEAN PKWY, Brooklyn, NY 11235
Open in Google Maps ↗

Other Identifiers 1

Medicaid02744329NY

Medicare Participation & PECOS CMS

Medicare enrollment, assignment, and ordering and referring status from the CMS PECOS system.

Medicare Enrollment Status

✔

Enrolled in Medicare and accepts Medicare assignment

Thandavababu Chelliah Md is registered in PECOS and agrees to accept the Medicare-approved amount as full payment. Medicare patients are not billed beyond the standard deductible and coinsurance.

PECOS PAC ID5294730156
PECOS Enrollment IDI20060927000283
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.

Areas of Expertise CMS Part B claims 3

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.
76 services31 patients
Established patient office or other outpatient visit with low level od decision making, if using time, 20 minutes or more 99213
This is a routine visit for patients who have already been seen by the healthcare provider. During this approximately 20-29 minute appointment, your health status will be evaluated and any necessary treatments or tests will be discussed. It's a chance to address any health concerns you may have.
36 services23 patients
Initial hospital care with straightforward or low-level medical decision making, if using time, at least 55 minutes 99222
Initial hospital inpatient care is a service where a healthcare provider spends about 50 minutes per day overseeing your care while you're admitted in the hospital. This includes reviewing your health status, planning your treatment, and ensuring your safety and comfort.
22 services22 patients

Hospital Affiliations CMS Care Compare

Hospitals where this provider delivers care, identified from recent Medicare claims and place-of-service records.

South Brooklyn Health

Acute Care Hospitals · Brooklyn, NY
1/5 CMS rating
OwnershipVoluntary non-profit - Other
CMS Certification Number330196
Location2601 Ocean ParkwayBrooklyn, NY 11235 · Kings County
Emergency services Birthing friendly

Physician Visit Costs CMS claims · ZIP area

Typical Medicare office-visit costs in the 11235 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
$203.53 typical visit price
range $67.40 – $203.53
Typical copayment $50.88 (range $16.85 – $50.88)
Most-billed visit code 99205
Established Patient
$117.62 typical visit price
range $21.66 – $164.45
Typical copayment $29.40 (range $5.41 – $41.11)
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.

LEYLA DAHBALI PA
Physician Assistant
2601 OCEAN PKWY, 8TH FLOOR ROOM 8N53
BROOKLYN, NY 11235
Kings County (718) 616-3260
DIMITRI LIVSHITS DO
Emergency Medicine
2601 OCEAN PKWY
BROOKLYN, NY 11235
Kings County (718) 616-3000
SAMIRA DUJA
Pharmacist
2601 OCEAN PKWY, 2N1D - INPATIENT PHARMACY
BROOKLYN, NY 11235
Kings County (718) 616-3636
RAJWOANA AHMED PHARMD
Pharmacist
2601 OCEAN PKWY
BROOKLYN, NY 11235
Kings County (718) 616-3000
RACHEL PASTERNAK
Physician Assistant
2601 OCEAN PKWY
BROOKLYN, NY 11235
Kings County (718) 616-3000
ARISTOTLE JOHN LYSSIKATOS DDS
Dentist (General Practice)
2601 OCEAN PKWY
BROOKLYN, NY 11235
Kings County (718) 319-4339
MS. ELIZABETH A CLEARY BS
Pharmacist
2601 OCEAN PKWY, PHARMACY DEPARTMENT
BROOKLYN, NY 11235
Kings County (718) 616-4080
DR. OLUFEMI OGUNSEMI DDS
Student in an Organized Health Care Education/Training Program
2601 OCEAN PKWY
BROOKLYN, NY 11235
Kings County (718) 449-1889

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 Thandavababu Chelliah's NPI number?

The NPI number for Thandavababu Chelliah is 1730100744. It was assigned to this individual provider in the NPPES registry on July 22, 2006.

Where is Thandavababu Chelliah located?

Thandavababu Chelliah practices at 2601 Ocean Pkwy, Brooklyn, NY 11235. The listed phone number is (718) 616-4408.

What is Thandavababu Chelliah's specialty?

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

Is Thandavababu Chelliah enrolled in Medicare?

Yes. Thandavababu Chelliah is registered in the Medicare PECOS system and accepts Medicare assignment, which means accepting the Medicare-approved amount as payment in full for covered services.

Is Thandavababu Chelliah affiliated with any hospitals?

According to CMS data, Thandavababu Chelliah is affiliated with South Brooklyn Health.

When was this NPI record last updated?

The NPPES record for Thandavababu Chelliah was last updated on July 8, 2007. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 19 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.