Sonia Nadeesha De Alwis
Endocrinology, Diabetes & Metabolism Physician · New York, NY
Sonia Nadeesha De Alwis is an endocrinology, diabetes & metabolism physician with a practice address in New York, New York, and NPI 1649539990, issued on May 8, 2012. Check the license (New York 281048, as entered in NPPES) on the NYS Education Department, Office of the Professions; the Medicare figures below come from public CMS files.
- Name
- Sonia Nadeesha De Alwis
- Primary taxonomy
- Endocrinology, Diabetes & Metabolism Physician 207RE0101X
- License number
- 281048 NY
Self-reported in NPPES; status is on the state search - Practice location
- 317 E 34TH St, New York, NY 10016
- Phone
- (212) 726-7437
- Enumerated
- May 8, 2012
- Record last updated
- Feb 6, 2020 (not updated in 6 years: call before relying on the address or phone)
- Fax
- (212) 981-7243
- Medicare enrollment
- Enrolled (PECOS I20160318001580); accepts Medicare assignment
- Telehealth
- Offers telehealth (CMS)
- Entity
- Type 1 · individual
8 nearest endocrinology, diabetes & metabolism physician records → All 970 in New York → Look up another NPI →
Also registered at 317 E 34TH St
A shared address usually means a shared clinic or building; it does not show who employs whom.
- Mitchell Adler, MDInternal Medicine Physician1881699791
- Olubunmi Afonja, MB, BSPediatric Hematology & Oncology Physician1194719492
- Eileen Alexander, M.D.Pediatrics Physician1447488150
- Jeffrey Allen, MDPediatric Hematology & Oncology Physician1154397727
- Robert Anolik, MDSpecialist1932314929
- Ann Aurigemma, NPPediatric Nurse Practitioner1013887330
Verify Sonia Nadeesha De Alwis 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 281048Check the board - 3Other statesLicenses and actions elsewhereDocInfo (FSMB)Not checked
- 4ExclusionsMedicare and Medicaid bansHHS-OIG exclusion listNot checked
- 5CertificationBoard certificationABMS AOA NCCPA AANPNot checked
44% fewer Medicare Part D claims than the average endocrinology, diabetes & metabolism physician in 2024
1,465 Medicare Part D claims for 226 beneficiaries, against an average of 2,630 among the 8,223 providers of this specialty who prescribed in Part D. Brand-name drugs were 44% of claims.
Most prescribed
- Levothyroxine Sodium152 claims
- Metformin Hcl Er140 claims
- Synthroid110 claims
- Metformin Hcl85 claims
- Alendronate Sodium83 claims
- Mounjaro82 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: $286.06
4 payments; by number, the most common kind was food and beverage; the largest payer was Abbvie Inc. The 5,661 providers of this specialty with any payment received $5,742.15 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.
Bills Medicare through one group practice
- Optum Medical Care PCNew York, NY
Source: CMS Doctors and Clinicians National Downloadable File (the group practices a clinician bills Medicare through) (data.cms.gov).
Sonia Nadeesha De Alwis among 970 endocrinology, diabetes & metabolism physician records in New York
Sonia Nadeesha De Alwis is one of 970 endocrinology, diabetes & metabolism physician records with a practice address in New York. 86% of them appear in a Medicare file (Part D prescribing, MIPS, Open Payments or Medicare group billing); this one does. Its NPI, issued in 2012, is newer than 68% of them.
- NPI issued2012 · 68% of these records are older, 29% newer
- In a Medicare fileYes · 86% of these records are
- In the CMS Doctors and Clinicians fileYes · 72% of these records are
- Graduated2012 · median 2004 among the 694 with a school on file
- Record last updated2020 · 59% of these records were not updated in five years or more
Source: CMS NPPES, file of Aug 9, 2026, every record with primary taxonomy 207RE0101X and a New York practice address; Medicare files: CMS Part D Prescribers 2024, MIPS 2023, Open Payments 2024, Doctors and Clinicians (data.cms.gov).
Endocrinology, Diabetes & Metabolism Physician providers in New York
There are 970 endocrinology, diabetes & metabolism physician records in New York.
All 970 in New York → Every provider in New York → Endocrinology, Diabetes & Metabolism Physician nationwide →
The 8 endocrinology, diabetes & metabolism physician records with the nearest ZIP codes
- Recaredo Berbano, MDNew York, NY 100161942275748
- Veronica CataneseNew York, NY 100161750491759
- Loren Greene, M.D.New York, NY 100161881607810
- Gillian Katz, MDNew York, NY 100161386643625
- Sanjiv Kinkhabwala, MDNew York, NY 100161154320067
- Valerie Peck, MDNew York, NY 100161730103011
- Julie Probst-Riordan, M.D.New York, NY 100161548278609
- Stephen Richardson, MDNew York, NY 100161144328261
Common questions
What is Sonia Nadeesha De Alwis's NPI number?
Sonia Nadeesha De Alwis's National Provider Identifier (NPI) is 1649539990, issued on May 8, 2012. An NPI identifies a provider in billing; it is not a license.
Where is Sonia Nadeesha De Alwis located?
The NPPES record lists a practice address at 317 E 34TH St, New York, NY, 10016. Phone: (212) 726-7437. Providers update this record themselves, so call before visiting.
How can I verify Sonia Nadeesha De Alwis's license?
NPPES lists New York license number 281048, 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 Sonia Nadeesha De Alwis prescribe under Medicare Part D?
In 2024, Sonia Nadeesha De Alwis had 1,465 Medicare Part D claims for 226 beneficiaries; the average among endocrinology, diabetes & metabolism physician prescribers was 2,630. 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.