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THERESA NGUYEN
NPI 1356994347
Nurse Practitioner - Gerontology in Boston, MA

Active since July 19, 2019PECOS Enrolled
450 BROOKLINE AVE, BOSTON, MA 02215(617) 632-1906 Get Directions Write a Review

NPPES record last updated: December 3, 2019. Verified against the NPPES registry weekly; last sync: August 16, 2026.

Record update history: Dec 3, 2019, Jul 19, 2019 (2 updates tracked since 2019).

About Theresa Nguyen NPPES

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

THERESA NGUYEN (NPI 1356994347) is an individual gerontology provider in Boston, Massachusetts, licensed in Massachusetts (RN2286457) and active in the NPI registry since July 2019. She is enrolled in Medicare PECOS.

NPPES Registry Identity

NPI1356994347
Entity TypeIndividualFemale
Primary Taxonomy363LG0600X
Provider Legal NameTHERESA NGUYEN
Location Address450 BROOKLINE AVEBoston, MA 02215
Mailing Address450 Brookline AveBoston, MA 02215 · (617) 632-1906
Phone(617) 632-1906
Sole ProprietorNo
Enumeration DateJuly 19, 2019
Last NPPES UpdateDecember 3, 20192 updates tracked since enumeration
✔ NPI 1356994347 is a valid, active identifier and passes the ISO check-digit test.

Specialties & Licenses 2

★ Primary SpecialtyNurse Practitioner · GerontologyPhysician Assistants & Advanced Practice Nursing Providers
Taxonomy Code363LG0600X
License✔ Licensed in MA · RN2286457
Also ListedRegistered NurseTaxonomy 163W00000X · License RN2286457 (MA)
450 BROOKLINE AVE, Boston, MA 02215
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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)

Theresa Nguyen 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.

Physician Visit Costs CMS claims · ZIP area

Typical Medicare office-visit costs in the 02215 ZIP code area, from fee-for-service claims. These are area statistics, not this provider’s prices; actual charges vary by service and coverage.

New Patient
$97.64 typical visit price
range $63.72 – $189.86
Typical copayment $24.41 (range $15.93 – $47.46)
Most-billed visit code 99203
Established Patient
$111.18 typical visit price
range $21.07 – $155.29
Typical copayment $27.79 (range $5.26 – $38.82)
Most-billed visit code 99214
Amounts reflect what Medicare beneficiaries in this ZIP area are typically charged for office visits. Patients with other coverage should check their individual plans.

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.

PRABHSIMRANJOT SINGH MD
Internal Medicine (Hematology & Oncology)
450 BROOKLINE AVE
BOSTON, MA 02215
Suffolk County (617) 582-7956
SHAWN MAGUIRE PA-C
Physician Assistant
450 BROOKLINE AVE
BOSTON, MA 02215
Suffolk County (617) 582-8487
KARINA FRANCA
Genetic Counselor, MS
450 BROOKLINE AVE
BOSTON, MA 02215
Suffolk County (857) 215-2285
DR. SUZANNE JAQUETH FORREST M.D.
Pediatrics (Pediatric Hematology-Oncology)
450 BROOKLINE AVE
BOSTON, MA 02215
Suffolk County (617) 632-3270
LAUREN KIRITSY MSW, LCSW
Counselor (Mental Health)
450 BROOKLINE AVE
BOSTON, MA 02215
Suffolk County (857) 215-3448
OFIR WOLAJ MD
Internal Medicine (Hematology & Oncology)
450 BROOKLINE AVE, DANA 2058
BOSTON, MA 02215
Suffolk County (617) 632-6139
JASON BATALHA AGPCNP-BC
Nurse Practitioner
450 BROOKLINE AVE
BOSTON, MA 02215
Suffolk County (617) 632-6140
FATIMA EMRAN AMIR MS, LGC
Genetic Counselor, MS
450 BROOKLINE AVE
BOSTON, MA 02215
Suffolk County (617) 632-3729

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 Theresa Nguyen's NPI number?

The NPI number for Theresa Nguyen is 1356994347. It was assigned to this individual provider in the NPPES registry on July 19, 2019.

Where is Theresa Nguyen located?

Theresa Nguyen practices at 450 Brookline Ave, Boston, MA 02215. The listed phone number is (617) 632-1906.

What is Theresa Nguyen's specialty?

The primary specialty registered for this NPI is Nurse Practitioner, specializing in Gerontology, with taxonomy code 363LG0600X.

Is Theresa Nguyen enrolled in Medicare?

Yes. Theresa Nguyen is registered in the Medicare PECOS enrollment system.

When was this NPI record last updated?

The NPPES record for Theresa Nguyen was last updated on December 3, 2019. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 6 years ago. If this record has changed at CMS more recently, you can request an on-demand re-check against the live CMS registry, directly from this page.