Alyssa Joan Mancini, MD
Endocrinology, Diabetes & Metabolism Physician · Stony Brook, NY
Alyssa Joan Mancini, MD is an endocrinology, diabetes & metabolism physician with a practice address in Stony Brook, New York, and NPI 1629562368, issued on Jun 17, 2018. Check the license (New York 321878, as entered in NPPES) on the NYS Education Department, Office of the Professions; the Medicare figures below come from public CMS files.
- Name
- Alyssa Joan Mancini
- Credential
- MD
- Primary taxonomy
- Endocrinology, Diabetes & Metabolism Physician 207RE0101X
- License numbers
- 321878 NY
276092 MA
286411 MA
Self-reported in NPPES; status is on the state search - Practice location
- 101 Nicolls RD, Stony Brook, NY 11794
- Phone
- (631) 444-0580
- Enumerated
- Jun 17, 2018
- Record last updated
- Jun 30, 2025
- Medicare enrollment
- Enrolled (PECOS I20250916000071); 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 101 Nicolls RD
A shared address usually means a shared clinic or building; it does not show who employs whom.
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- Rula Abdulrahman, M.D.Nephrology Physician1790180776
- Dua AbedeenStudent in an Organized Health Care Education/Training Program1457153934
Verify Alyssa Joan Mancini 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 321878Check the board - 3Other statesLicenses and actions elsewhereDocInfo (FSMB)Not checked
- 4ExclusionsMedicare and Medicaid bansHHS-OIG exclusion listNot checked
- 5CertificationBoard certificationABMS AOA NCCPA AANPNot checked
90% fewer Medicare Part D claims than the average endocrinology, diabetes & metabolism physician in 2024
258 Medicare Part D claims for 79 beneficiaries, against an average of 2,630 among the 8,223 providers of this specialty who prescribed in Part D. Brand-name drugs were 55% of claims.
Most prescribed
- Levothyroxine Sodium38 claims
- Ozempic30 claims
- Lantus Solostar22 claims
- Nano 2nd Gen Pen Needle17 claims
- Trulicity15 claims
- Novolog Flexpen12 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: $195.94
1 payment: food and beverage; the largest payer was Abbott Laboratories. 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
- Stony Brook Internists University Faculty Practice CorporationStony Brook, NY
Source: CMS Doctors and Clinicians National Downloadable File (the group practices a clinician bills Medicare through) (data.cms.gov).
Alyssa Joan Mancini among 970 endocrinology, diabetes & metabolism physician records in New York
Alyssa Joan Mancini, MD 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 2018, is newer than 87% of them.
- NPI issued2018 · 87% of these records are older, 10% newer
- In a Medicare fileYes · 86% of these records are
- In the CMS Doctors and Clinicians fileYes · 72% of these records are
- Graduated2018 · median 2004 among the 694 with a school on file
- Record last updated2025 · 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 Stony Brook → Endocrinology, Diabetes & Metabolism Physician nationwide →
The 8 endocrinology, diabetes & metabolism physician records with the nearest ZIP codes
- Esraa Askar, MBBCHStony Brook, NY 117941033746086
- Alma Devine, M.DStony Brook, NY 117941447487681
- Deirdre Eschler, M.D.Stony Brook, NY 117941073773297
- Muzammil Khan, MDStony Brook, NY 117941003337700
- Tiffany Mattis-PabifioStony Brook, NY 117941578029252
- Kimberly YuangStony Brook, NY 117941861020059
- Robert Courgi, MDWading River, NY 117921447336052
- Arpita Bhalodkar, M.D.Woodbury, NY 117971912314402
Common questions
What is Alyssa Joan Mancini, MD's NPI number?
Alyssa Joan Mancini, MD's National Provider Identifier (NPI) is 1629562368, issued on Jun 17, 2018. An NPI identifies a provider in billing; it is not a license.
Where is Alyssa Joan Mancini, MD located?
The NPPES record lists a practice address at 101 Nicolls RD, Stony Brook, NY, 11794. Phone: (631) 444-0580. Providers update this record themselves, so call before visiting.
How can I verify Alyssa Joan Mancini, MD's license?
NPPES lists New York license number 321878, 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 Alyssa Joan Mancini, MD prescribe under Medicare Part D?
In 2024, Alyssa Joan Mancini, MD had 258 Medicare Part D claims for 79 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.