Chidambaranathan Chandrasekaran, M.D.
Adult Medicine Physician · East Patchogue, NY
Chidambaranathan Chandrasekaran, M.D. is an adult medicine physician with a practice address in East Patchogue, New York, and NPI 1942367883, issued on Jan 2, 2007. Check the license (New York 164610, as entered in NPPES) on the NYS Education Department, Office of the Professions; the Medicare figures below come from public CMS files.
- Name
- Chidambaranathan Chandrasekaran
- Credential
- M.D.
- Primary taxonomy
- Adult Medicine Physician 207QA0505X
- License number
- 164610 NY
Self-reported in NPPES; status is on the state search - Practice location
- 286 Patchogue Yaphank RD, East Patchogue, NY 11772
- Phone
- (631) 289-7862
- Enumerated
- Jan 2, 2007
- Record last updated
- Jul 16, 2013 (not updated in 13 years: call before relying on the address or phone)
- Fax
- (631) 475-1969
- Medicare enrollment
- Enrolled (PECOS I20110516000638); accepts Medicare assignment
- Entity
- Type 1 · individual
8 nearest adult medicine physician records → All 171 in New York → Look up another NPI →
Also registered at 286 Patchogue Yaphank RD
A shared address usually means a shared clinic or building; it does not show who employs whom.
- Steven Shepherd, M.D.Family Medicine Physician1427149988
- Robert Stone, NPAdult Health Nurse Practitioner1033830799
Verify Chidambaranathan Chandrasekaran 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 164610Check the board - 3Other statesLicenses and actions elsewhereDocInfo (FSMB)Not checked
- 4ExclusionsMedicare and Medicaid bansHHS-OIG exclusion listNot checked
- 5CertificationBoard certificationABMS AOA NCCPA AANPNot checked
3.1 times the Medicare Part D claims of the average adult medicine physician in 2024
9,329 Medicare Part D claims for 416 beneficiaries, against an average of 3,002 among the 1,307 providers of this specialty who prescribed in Part D. Brand-name drugs were 17% of claims. 111 claims were for opioids.
Most prescribed
- Levothyroxine Sodium431 claims
- Atorvastatin Calcium427 claims
- Amlodipine Besylate322 claims
- Metoprolol Succinate206 claims
- Pravastatin Sodium206 claims
- Pantoprazole Sodium204 claims
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.
Industry payments in 2024: $1,655.81
27 payments; by number, the most common kind was food and beverage; the largest payer was AstraZeneca Pharmaceuticals LP. The 664 providers of this specialty with any payment received $1,405.95 on average. Payments are reported by manufacturers, not by the provider, and are not a sign of wrongdoing.
Source: CMS Open Payments, program year 2024 (openpaymentsdata.cms.gov); average among providers of this specialty with at least one payment.
Chidambaranathan Chandrasekaran among 171 adult medicine physician records in New York
Chidambaranathan Chandrasekaran, M.D. is one of 171 adult medicine physician records with a practice address in New York. 65% 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 32% of them.
- NPI issued2007 · 32% of these records are older, 57% newer
- In a Medicare fileYes · 65% of these records are
- In the CMS Doctors and Clinicians fileYes · 46% of these records are
- Graduated1973 · median 2008 among the 79 with a school on file
- Record last updated2013 · 62% of these records were not updated in five years or more
Source: CMS NPPES, file of Aug 9, 2026, every record with primary taxonomy 207QA0505X and a New York practice address; Medicare files: CMS Part D Prescribers 2024, MIPS 2023, Open Payments 2024, Doctors and Clinicians (data.cms.gov).
Adult Medicine Physician providers in New York
There are 171 adult medicine physician records in New York.
All 171 in New York → Every provider in East Patchogue → Adult Medicine Physician nationwide →
The 8 adult medicine physician records with the nearest ZIP codes
- Dewan Rahman, D.OEast Patchogue, NY 117721427312446
- Francesca La RosaSaint James, NY 117801447660675
- Adam Carpentieri, DOMassapequa, NY 117581275617193
- Dorit Ben-Moha, DOJericho, NY 117531831288851
- Eli Naghdi, DOSyosset, NY 117911770088320
- Jasminepreet Chohan, MDWantagh, NY 117931467912394
- Taranjit Arneja, M.D.Islandia, NY 117491275064867
- Philip Benanti, DOMelville, NY 117471407943707
Common questions
What is Chidambaranathan Chandrasekaran, M.D.'s NPI number?
Chidambaranathan Chandrasekaran, M.D.'s National Provider Identifier (NPI) is 1942367883, issued on Jan 2, 2007. An NPI identifies a provider in billing; it is not a license.
Where is Chidambaranathan Chandrasekaran, M.D. located?
The NPPES record lists a practice address at 286 Patchogue Yaphank RD, East Patchogue, NY, 11772. Phone: (631) 289-7862. Providers update this record themselves, so call before visiting.
How can I verify Chidambaranathan Chandrasekaran, M.D.'s license?
NPPES lists New York license number 164610, 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 Chidambaranathan Chandrasekaran, M.D. prescribe under Medicare Part D?
In 2024, Chidambaranathan Chandrasekaran, M.D. had 9,329 Medicare Part D claims for 416 beneficiaries; the average among adult medicine physician prescribers was 3,002. 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.