Alla Khalfin, D.O.
Endocrinology, Diabetes & Metabolism Physician · Syosset, NY
Alla Khalfin, D.O. is an endocrinology, diabetes & metabolism physician with a practice address in Syosset, New York, and NPI 1528259843, issued on Aug 5, 2007. Check the license (New York 239938, as entered in NPPES) on the NYS Education Department, Office of the Professions; the Medicare figures below come from public CMS files.
- Name
- Alla Khalfin
- Credential
- D.O.
- Primary taxonomy
- Endocrinology, Diabetes & Metabolism Physician 207RE0101X
- License number
- 239938 NY
Self-reported in NPPES; status is on the state search - Practice location
- 175 Jericho Turnpike, Syosset, NY 11791
- Phone
- (516) 802-4884
- Enumerated
- Aug 5, 2007
- Record last updated
- Nov 7, 2013 (not updated in 13 years: call before relying on the address or phone)
- Fax
- (516) 496-4393
- Medicare enrollment
- Enrolled (PECOS I20080626000398); accepts Medicare assignment
- Medical or professional school
- New York College Of Osteo Medicine Of New York Institute Of Technology, 2003
- 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 175 Jericho Turnpike
A shared address usually means a shared clinic or building; it does not show who employs whom.
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Verify Alla Khalfin 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 239938Check the board - 3Other statesLicenses and actions elsewhereDocInfo (FSMB)Not checked
- 4ExclusionsMedicare and Medicaid bansHHS-OIG exclusion listNot checked
- 5CertificationBoard certificationABMS AOA NCCPA AANPNot checked
63% more Medicare Part D claims than the average endocrinology, diabetes & metabolism physician in 2024
4,279 Medicare Part D claims for 465 beneficiaries, against an average of 2,630 among the 8,223 providers of this specialty who prescribed in Part D. Brand-name drugs were 48% of claims. 11 claims were for opioids.
Most prescribed
- Levothyroxine Sodium332 claims
- Mounjaro302 claims
- Ozempic247 claims
- Synthroid213 claims
- Metformin Hcl204 claims
- Metformin Hcl Er204 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.
The MIPS final score for 2023 (Medicare payment program): 65.5 of 100
The Merit-based Incentive Payment System score is reported for this clinician. Four categories are weighted into the final score; the average among 454,083 clinicians with a measured score was 83.5.
Source: CMS Quality Payment Program, MIPS performance year 2023; category weights for 2023 (qpp.cms.gov).
Industry payments in 2024: $9,221.34
160 payments; by number, the most common kind was food and beverage; the largest payer was Amneal Pharmaceuticals LLC. 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.
Alla Khalfin among 970 endocrinology, diabetes & metabolism physician records in New York
Alla Khalfin, D.O. 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 2007, is newer than 43% of them.
- NPI issued2007 · 43% of these records are older, 49% newer
- In a Medicare fileYes · 86% of these records are
- In the CMS Doctors and Clinicians fileYes · 72% of these records are
- Graduated2003 · median 2004 among the 694 with a school on file
- Record last updated2013 · 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 Syosset → Endocrinology, Diabetes & Metabolism Physician nationwide →
The 8 endocrinology, diabetes & metabolism physician records with the nearest ZIP codes
- Reza Sabet, MDSyosset, NY 117911881640191
- Namyi Yu, M.D.Syosset, NY 117911831117399
- Robert Courgi, MDWading River, NY 117921447336052
- Monika Datt, D.O.Stony Brook, NY 117901578716262
- Mindy Griffith, M.D.Stony Brook, NY 117901487997821
- Michelle Jardine, MDStony Brook, NY 117901497740781
- Ribu Mathew, MDStony Brook, NY 117901649807678
- Phyllis Migdal, M.D.Stony Brook, NY 117901144246885
Common questions
What is Alla Khalfin, D.O.'s NPI number?
Alla Khalfin, D.O.'s National Provider Identifier (NPI) is 1528259843, issued on Aug 5, 2007. An NPI identifies a provider in billing; it is not a license.
Where is Alla Khalfin, D.O. located?
The NPPES record lists a practice address at 175 Jericho Turnpike, Syosset, NY, 11791. Phone: (516) 802-4884. Providers update this record themselves, so call before visiting.
How can I verify Alla Khalfin, D.O.'s license?
NPPES lists New York license number 239938, 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 Alla Khalfin, D.O. prescribe under Medicare Part D?
In 2024, Alla Khalfin, D.O. had 4,279 Medicare Part D claims for 465 beneficiaries; the average among endocrinology, diabetes & metabolism physician prescribers was 2,630. Part D covers Medicare prescriptions only.
What is Alla Khalfin, D.O.'s MIPS final score?
The 2023 MIPS final score is 65.5 of 100. The average among 454,083 clinicians with a measured score was 83.5.
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.