Kolathu A. Mathew, M.D.
Pediatrics Physician · West Islip, NY
Kolathu A. Mathew, M.D. is a pediatrics physician with a practice address in West Islip, New York, and NPI 1083744171, issued on Mar 7, 2007. Check the license (New York 111422, as entered in NPPES) on the NYS Education Department, Office of the Professions; the Medicare figures below come from public CMS files.
- Name
- Kolathu A. Mathew
- Credential
- M.D.
- Primary taxonomy
- Pediatrics Physician 208000000X
- License number
- 111422 NY
Self-reported in NPPES; status is on the state search - Practice location
- 720 Montauk Hwy, West Islip, NY 11795
- Phone
- (631) 669-2900
- Enumerated
- Mar 7, 2007
- Record last updated
- Jul 8, 2007 (not updated in 19 years: call before relying on the address or phone)
- Fax
- (631) 669-2547
- Entity
- Type 1 · individual
8 nearest pediatrics physician records → All 5,795 in New York → Look up another NPI →
Also registered at 720 Montauk Hwy
A shared address usually means a shared clinic or building; it does not show who employs whom.
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- Margaret Fiumano, M.D.Pediatrics Physician1609901263
- Eldose George, M.DPediatrics Physician1114127990
Verify Kolathu A. Mathew in five checks
- 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
- 2LicenseActive license and public ordersNYS Education Department, Office of the Professions
Search for license 111422Check the board - 3Other statesLicenses and actions elsewhereDocInfo (FSMB)Not checked
- 4ExclusionsMedicare and Medicaid bansHHS-OIG exclusion listNot checked
- 5CertificationBoard certificationABMS AOA NCCPA AANPNot checked
88% fewer Medicare Part D claims than the average pediatrics physician in 2024
46 Medicare Part D claims, against an average of 375 among the 5,609 providers of this specialty who prescribed in Part D.
Source: CMS Medicare Part D Prescribers by Provider and Drug, 2024 (data.cms.gov). Part D covers prescriptions for Medicare patients only; drugs with fewer than 11 claims are not published.
Kolathu A. Mathew among 5,795 pediatrics physician records in New York
Kolathu A. Mathew, M.D. is one of 5,795 pediatrics physician records with a practice address in New York. 36% of them appear in a Medicare file (Part D prescribing, MIPS, Open Payments or Medicare group billing); this one does. Its NPI, issued in 2007, is newer than 49% of them.
- NPI issued2007 · 49% of these records are older, 41% newer
- In a Medicare fileYes · 36% of these records are
- In the CMS Doctors and Clinicians fileNo · 8% of these records are
- Record last updated2007 · 66% of these records were not updated in five years or more
Source: CMS NPPES, file of Aug 9, 2026, every record with primary taxonomy 208000000X and a New York practice address; Medicare files: CMS Part D Prescribers 2024, MIPS 2023, Open Payments 2024, Doctors and Clinicians (data.cms.gov).
31 pediatrics physician records list a practice address in West Islip
They are 31 of the 1,107 NPPES records with a practice address in West Islip, and 5,795 pediatrics physician records in New York.
All 5,795 in New York → Every provider in West Islip → Pediatrics Physician nationwide →
The 8 pediatrics physician records with the nearest ZIP codes
- Rao Bodapati, MDWest Islip, NY 117951760482038
- Christine Cerniello, DOWest Islip, NY 117951790881167
- Reethamma Daniel, MDWest Islip, NY 117951235164609
- Margaret Fiumano, M.D.West Islip, NY 117951609901263
- Timothy George, M.D.West Islip, NY 117951205935863
- Oleg Goloubenko, MDWest Islip, NY 117951295789253
- Ciro Grello, MDWest Islip, NY 117951598836231
- Genevieve Lambert, M.D.West Islip, NY 117951902890106
Common questions
What is Kolathu A. Mathew, M.D.'s NPI number?
Kolathu A. Mathew, M.D.'s National Provider Identifier (NPI) is 1083744171, issued on Mar 7, 2007. An NPI identifies a provider in billing; it is not a license.
Where is Kolathu A. Mathew, M.D. located?
The NPPES record lists a practice address at 720 Montauk Hwy, West Islip, NY, 11795. Phone: (631) 669-2900. Providers update this record themselves, so call before visiting.
How can I verify Kolathu A. Mathew, M.D.'s license?
NPPES lists New York license number 111422, as entered by the provider. Search the NYS Education Department, Office of the Professions at https://www.op.nysed.gov/services/verifications/online-verification-searches. The NPPES record confirms identity only; the state search shows license status, expiration and public orders.
How much does Kolathu A. Mathew, M.D. prescribe under Medicare Part D?
In 2024, Kolathu A. Mathew, M.D. had 46 Medicare Part D claims; the average among pediatrics physician prescribers was 375. Part D covers Medicare prescriptions only.
Source: CMS National Plan and Provider Enumeration System (NPPES), file of Aug 9, 2026 (NPPES files on CMS.gov); NUCC Health Care Provider Taxonomy. Medicare files from data.cms.gov. An NPI identifies who bills; it is not a license.
Figures on PlainDoctor are read from the federal files each page names (CMS NPPES, Medicare Part D, MIPS, Open Payments; the HHS-OIG exclusion list only as counts) and from Census population estimates, with the file date shown beside them. See our editorial standards & corrections policy, the methodology behind these numbers, or report a data error. Data current as of Aug 9, 2026.