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ALYSSA MARIE NIELSEN MD
NPI 1417659780
Student in an Organized Health Care Education/Training Program in New Haven, CT

Active since March 20, 2023PECOS Enrolled
34 PARK ST, NEW HAVEN, CT 06519(203) 444-8879 Get Directions Write a Review

NPPES record last updated: July 1, 2026. Verified against the NPPES registry weekly; last sync: July 26, 2026.

About Alyssa Marie Nielsen Md NPPES

Official registry information on file with the National Plan and Provider Enumeration System.

ALYSSA MARIE NIELSEN MD (NPI 1417659780) is an individual student in an organized health care education/training program in New Haven, Connecticut, licensed in Connecticut (82207) and active in the NPI registry since March 2023. She is enrolled in Medicare PECOS.

NPPES Registry Identity

NPI1417659780
Entity TypeIndividualFemale
Primary Taxonomy390200000X
Provider Legal NameALYSSA MARIE NIELSENCredential: MD
Location Address34 PARK STNew Haven, CT 06519-1109
Mailing Address300 George St Ste 901New Haven, CT 06511-6662 · (203) 785-2095
Phone(203) 444-8879
Sole ProprietorYes
Enumeration DateMarch 20, 2023
Last NPPES UpdateJuly 1, 2026
NPPES CertifiedJuly 1, 2026
✔ NPI 1417659780 is a valid, active identifier and passes the ISO check-digit test.

Specialties & Licenses

★ Primary SpecialtyStudent in an Organized Health Care Education/Training ProgramStudent, Health Care
Taxonomy Code390200000X
License✔ Licensed in CT · 82207
Definition
An individual who is enrolled in an organized health care education/training program leading to a degree, certification, registration, and/or licensure to provide health care.
34 PARK ST, New Haven, CT 06519
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Medicare Participation & PECOS CMS

Medicare enrollment, assignment, and ordering and referring status from the CMS PECOS system.

Medicare Enrollment Status

✔

Enrolled in Medicare (PECOS)

Alyssa Marie Nielsen Md is registered in the CMS Provider Enrollment, Chain and Ownership System (PECOS).

Eligible to Order & Refer✔ Part B Labs & Imaging✔ Durable Medical Equipment✔ Home Health Agency✔ Power Mobility DevicesPer the CMS Ordering and Referring file. Eligibility means Medicare pays claims that this provider orders or refers for these categories.

Other Providers at the Same Location NPPES 20

Providers registered at the same practice address, or within the immediate area, according to the NPPES registry.

CELESTE ERIKA VALENCIA M.D.
Psychiatry & Neurology (Psychiatry)
34 PARK ST
NEW HAVEN, CT 06519
South Central Connecticut Planning Region (203) 974-7158
JEANNE LAURA STEINER DO
Psychiatry & Neurology (Psychiatry)
34 PARK ST, CONNECTICUT MENTAL HEALTH CENTER
NEW HAVEN, CT 06519
South Central Connecticut Planning Region (203) 974-7417
DR. JOHN R SAKSA PSY.D.
Psychologist (Clinical)
34 PARK ST, RM. B-38
NEW HAVEN, CT 06519
South Central Connecticut Planning Region (203) 974-7043
DR. VINOD H SRIHARI MD
Psychiatry & Neurology (Psychiatry)
34 PARK ST, CONNECTICUT MENTAL HEALTH CENTER
NEW HAVEN, CT 06519
South Central Connecticut Planning Region (203) 974-7417
DR. HAGER KORAYM MD
Psychiatry & Neurology (Addiction Psychiatry)
34 PARK ST
NEW HAVEN, CT 06519
South Central Connecticut Planning Region (203) 974-7300
JO R KREMER MD
Psychiatry & Neurology (Psychiatry)
34 PARK ST, CONNECTICUT MENTAL HEALTH CENTER
NEW HAVEN, CT 06519
South Central Connecticut Planning Region (203) 974-7417
ANDREA PATRICIA MENDIOLA IPARRAGUIRRE
Student in an Organized Health Care Education/Training Program
34 PARK ST
NEW HAVEN, CT 06519
South Central Connecticut Planning Region (475) 217-6217
PAYAL KHENGAR
Student in an Organized Health Care Education/Training Program
34 PARK ST
NEW HAVEN, CT 06519
South Central Connecticut Planning Region (203) 974-5777

Frequently Asked Questions NPPES & CMS

Common questions about this NPI record, answered from the official NPPES registry and CMS datasets shown on this page.

What is Alyssa Nielsen's NPI number?

The NPI number for Alyssa Nielsen is 1417659780. It was assigned to this individual provider in the NPPES registry on March 20, 2023.

Where is Alyssa Nielsen located?

Alyssa Nielsen practices at 34 Park St, New Haven, CT 06519. The listed phone number is (203) 444-8879.

What is Alyssa Nielsen's specialty?

The primary specialty registered for this NPI is Student in an Organized Health Care Education/Training Program with taxonomy code 390200000X.

Is Alyssa Nielsen enrolled in Medicare?

Yes. Alyssa Nielsen is registered in the Medicare PECOS enrollment system.

When was this NPI record last updated?

The NPPES record for Alyssa Nielsen was last updated on July 1, 2026. NPI Profile syncs with the weekly NPPES data releases published by CMS.