Alyssa Marie Nielsen, MD
Student in an Organized Health Care Education/Training Program · New Haven, CT
Alyssa Marie Nielsen, MD is a student in an organized health care education/training program with a practice address in New Haven, Connecticut, and NPI 1417659780, issued on Mar 20, 2023. Check the license (Connecticut 82207, as entered in NPPES) with the Connecticut board that licenses this profession; the Medicare figures below come from public CMS files.
- Name
- Alyssa Marie Nielsen
- Credential
- MD
- Primary taxonomy
- Student in an Organized Health Care Education/Training Program 390200000X
- License number
- 82207 CT
Self-reported in NPPES; status is on the state search - Practice location
- 34 Park St, New Haven, CT 06519
- Phone
- (203) 444-8879
- Enumerated
- Mar 20, 2023
- Record last updated
- Jul 1, 2026
- Entity
- Type 1 · individual
8 nearest student in an organized health care education/training program records → All 5,184 in Connecticut → Look up another NPI →
Also registered at 34 Park St
A shared address usually means a shared clinic or building; it does not show who employs whom.
- Raina AggarwalStudent in an Organized Health Care Education/Training Program1154852374
- Mayra Aguirre, LCSWClinical Social Worker1326424938
- Edna Aklin, LCSWClinical Social Worker1407905805
- Milania Al-Jammaly, M.D.Psychiatry Physician1851704969
- Areej Ali, MDInternal Medicine Physician1629654629
- Margaret Allende, DNSC APRNClinical Nurse Specialist1386709756
Verify Alyssa Marie Nielsen in five checks
- 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
- 2LicenseActive license and public ordersWhich Connecticut board licenses this profession
Search for license 82207Check the board - 3Other statesLicenses and actions elsewhereDocInfo (FSMB)Not checked
- 4ExclusionsMedicare and Medicaid bansHHS-OIG exclusion listNot checked
- 5CertificationBoard certificationABMS AOA NCCPA AANPNot checked
91% fewer Medicare Part D claims than the average student in an organized health care education/training program in 2024
16 Medicare Part D claims, against an average of 185 among the 59,748 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.
Alyssa Marie Nielsen among 5,184 student in an organized health care education/training program records in Connecticut
Alyssa Marie Nielsen, MD is one of 5,184 student in an organized health care education/training program records with a practice address in Connecticut. 32% of them appear in a Medicare file (Part D prescribing, MIPS, Open Payments or Medicare group billing); this one does. Its NPI, issued in 2023, is newer than 43% of them.
- NPI issued2023 · 43% of these records are older, 46% newer
- In a Medicare fileYes · 32% of these records are
- In the CMS Doctors and Clinicians fileNo · 4% of these records are
- Record last updated2026 · 26% of these records were not updated in five years or more
Source: CMS NPPES, file of Aug 9, 2026, every record with primary taxonomy 390200000X and a Connecticut practice address; Medicare files: CMS Part D Prescribers 2024, MIPS 2023, Open Payments 2024, Doctors and Clinicians (data.cms.gov).
1,845 student in an organized health care education/training program records list a practice address in New Haven
They are 1,845 of the 9,793 NPPES records with a practice address in New Haven, and 5,184 student in an organized health care education/training program records in Connecticut.
All 5,184 in Connecticut → Every provider in New Haven → Student in an Organized Health Care Education/Training Program nationwide →
The 8 student in an organized health care education/training program records with the nearest ZIP codes
- Raina AggarwalNew Haven, CT 065191154852374
- Rattalerk Arunakul, M.D.New Haven, CT 065191316258130
- Elizabeth Bingham, D.M.D.New Haven, CT 065191093193013
- Angela Desilva, MANew Haven, CT 065191861726788
- Rebecca Dibiase, MD MPHNew Haven, CT 065191891152278
- Jennifer Farrell, M.SC.New Haven, CT 065191407380389
- Adam Kundishora, M.D.New Haven, CT 065191497103519
- Andrea Mendiola IparraguirreNew Haven, CT 065191053727701
Common questions
What is Alyssa Marie Nielsen, MD's NPI number?
Alyssa Marie Nielsen, MD's National Provider Identifier (NPI) is 1417659780, issued on Mar 20, 2023. An NPI identifies a provider in billing; it is not a license.
Where is Alyssa Marie Nielsen, MD located?
The NPPES record lists a practice address at 34 Park St, New Haven, CT, 06519. Phone: (203) 444-8879. Providers update this record themselves, so call before visiting.
How can I verify Alyssa Marie Nielsen, MD's license?
NPPES lists Connecticut license number 82207, as entered by the provider. Search the Connecticut board that licenses this profession; the NPPES record confirms identity only.
How much does Alyssa Marie Nielsen, MD prescribe under Medicare Part D?
In 2024, Alyssa Marie Nielsen, MD had 16 Medicare Part D claims; the average among student in an organized health care education/training program prescribers was 185. 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.