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CHRISTY LILLY DELILLO NP
NPI 1033476437
Nurse Practitioner - Psychiatric/Mental Health in Boston, MA

Active since April 23, 2012PECOS EnrolledAccepts Medicare Assignment
780 ALBANY ST, BOSTON, MA 02118(857) 654-1000(857) 654-1100 Get Directions Write a Review

NPPES record last updated: January 17, 2025. Verified against the NPPES registry weekly; last sync: October 18, 2026.

About Christy Lilly Delillo Np NPPES

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

CHRISTY LILLY DELILLO NP (NPI 1033476437) is an individual psychiatric/mental health provider in Boston, Massachusetts, licensed in Massachusetts (RN2276204) and active in the NPI registry since April 2012. She is enrolled in Medicare PECOS and is a graduate of Other (2024).

NPPES Registry Identity

NPI1033476437
Entity TypeIndividualFemale
Primary Taxonomy363LP0808X
Provider Legal NameCHRISTY LILLY DELILLOCredential: NP
Location Address780 ALBANY STBoston, MA 02118-2524
Mailing Address780 Albany StBoston, MA 02118-2524 · (857) 654-1000 · Fax (857) 654-1100
Phone(857) 654-1000
Fax(857) 654-1100
Sole ProprietorNo
Medical School CMSOtherGraduated 2024
Enumeration DateApril 23, 2012
Last NPPES UpdateJanuary 17, 2025
NPPES CertifiedJanuary 17, 2025
✔ NPI 1033476437 is a valid, active identifier and passes the ISO check-digit test.

Specialties & Licenses 2

★ Primary SpecialtyNurse Practitioner · Psychiatric/Mental HealthPhysician Assistants & Advanced Practice Nursing Providers
Taxonomy Code363LP0808X
License✔ Licensed in MA · RN2276204
Also ListedRegistered NurseTaxonomy 163W00000X · License RN2276204 (MA)
780 ALBANY ST, Boston, MA 02118
Open in Google Maps ↗

Other Names 1

Former Name (1)Christy Lilly Xaysanasongkham

Accepted Insurance

The full list of accepted plans is on the Insurance tab. Issuers include Anthem Blue Cross and Blue Shield, Harvard Pilgrim Health Care.Insurance ›

Medicare Participation & PECOS CMS

Medicare enrollment, assignment, billing reassignment, and ordering and referring status from CMS.

Medicare Enrollment Status

✔

Enrolled in Medicare and accepts Medicare assignment

Christy Lilly Delillo Np is registered in PECOS and agrees to accept the Medicare-approved amount as full payment. Medicare patients are not billed beyond the standard deductible and coinsurance.

PECOS PAC ID7416486121
PECOS Enrollment IDI20250124002883
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.

Medicare Billing Reassignment

Medicare enrollment records show Christy Delillo reassigns Medicare billing to 1 organization. The organization bills Medicare for the services this provider delivers there.

Boston Health Care For The Homeless Program, Inc.
Same address
Federally Qualified Health Center (FQHC)
780 ALBANY ST
Boston, MA 02118
  • Reassigned Medicare billing, Massachusetts enrollment
  • 116 clinicians in this Medicare group
NPI 1013131804 (857) 654-1000

Source: CMS Revalidation Reassignment List, October 2026 release. Reassignment records can lag staffing changes; confirm a current affiliation with the organization.

Physician Visit Costs CMS claims · ZIP area

Typical Medicare office-visit costs in the 02118 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.

SARAH BAYER LICSW
Social Worker (Clinical)
780 ALBANY ST
BOSTON, MA 02118
Suffolk County (857) 654-1000
ENID RAMOS RN
Registered Nurse
780 ALBANY ST
BOSTON, MA 02118
Suffolk County (857) 654-1000
MS. KATHLEEN A. PALIMERI N.P.
Nurse Practitioner
780 ALBANY ST
BOSTON, MA 02118
Suffolk County (857) 654-1000
DR. ALAN FILZER DDS
Dentist (General Practice)
780 ALBANY ST
BOSTON, MA 02118
Suffolk County (857) 654-1000
BOSTON HEALTH CARE FOR THE HOMELESS PROGRAM, INC.
Clinic/Center (Federally Qualified Health Center (FQHC))
780 ALBANY ST
BOSTON, MA 02118
Suffolk County (857) 654-1000
APRIL RAMSEY RN
Registered Nurse
780 ALBANY ST
BOSTON, MA 02118
Suffolk County (857) 654-1000
GINA PIERRE
Registered Nurse
780 ALBANY ST
BOSTON, MA 02118
Suffolk County (857) 654-1000
DAVID RACHLIN LICSW
Social Worker (Clinical)
780 ALBANY ST
BOSTON, MA 02118
Suffolk County (857) 654-1000

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 Christy Delillo's NPI number?

The NPI number for Christy Delillo is 1033476437. It was assigned to this individual provider in the NPPES registry on April 23, 2012. The provider is also known as Christy Lilly Xaysanasongkham.

Where is Christy Delillo located?

Christy Delillo practices at 780 Albany St, Boston, MA 02118. The listed phone number is (857) 654-1000.

What is Christy Delillo's specialty?

The primary specialty registered for this NPI is Nurse Practitioner, specializing in Psychiatric/Mental Health, with taxonomy code 363LP0808X.

Is Christy Delillo enrolled in Medicare?

Yes. Christy Delillo is registered in the Medicare PECOS system and accepts Medicare assignment, which means accepting the Medicare-approved amount as payment in full for covered services.

Which organization bills Medicare for Christy Delillo's services?

According to the CMS Revalidation Reassignment List (October 2026 release), Christy Delillo reassigns Medicare benefits to Boston Health Care For The Homeless Program, Inc. (Boston, MA). The reassignment is filed with Medicare on form CMS-855R, signed by both the clinician and the organization, and lets the organization bill Medicare and receive payment for Christy Delillo's services. Reassignment records can lag staffing changes; confirm current arrangements with the organization.

What insurance does Christy Delillo accept?

Health plans from Anthem Blue Cross and Blue Shield and Harvard Pilgrim Health Care list Christy Delillo as in-network in at least one marketplace plan. Coverage varies by plan and year; verify with the insurer or the provider before a visit.

When was this NPI record last updated?

The NPPES record for Christy Delillo was last updated on January 17, 2025. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 21 months 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.