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HILLARY TRUMBOWER SINICA LICSW
NPI 1326651571
Social Worker - Clinical in Providence, RI

Active since August 27, 2020PECOS EnrolledAccepts Medicare Assignment
164 SUMMIT AVE, PROVIDENCE, RI 02906(401) 553-1031(401) 454-0148 Get Directions Write a Review

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

Record update history: Nov 17, 2025, Sep 4, 2025, Mar 27, 2025 and 1 more (4 updates tracked since 2020).

About Hillary Trumbower Sinica Licsw NPPES

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

HILLARY TRUMBOWER SINICA LICSW (NPI 1326651571) is an individual clinical provider in Providence, Rhode Island, licensed in Rhode Island (ISW04646) and active in the NPI registry since August 2020. She is enrolled in Medicare PECOS, is affiliated with The Miriam Hospital, and is a graduate of Other (2020).

NPPES Registry Identity

NPI1326651571
Entity TypeIndividualFemale
Primary Taxonomy1041C0700X
Provider Legal NameHILLARY TRUMBOWER SINICACredential: LICSW
Location Address164 SUMMIT AVEProvidence, RI 02906-2853
Mailing Address15 La Salle SqProvidence, RI 02903-1814
Phone(401) 553-1031
Fax(401) 454-0148
Sole ProprietorNo
Medical School CMSOtherGraduated 2020
Enumeration DateAugust 27, 2020
Last NPPES UpdateNovember 17, 20254 updates tracked since enumeration
NPPES CertifiedNovember 17, 2025
✔ NPI 1326651571 is a valid, active identifier and passes the ISO check-digit test.

Specialties & Licenses

★ Primary SpecialtySocial Worker · ClinicalBehavioral Health & Social Service Providers
Taxonomy Code1041C0700X
License✔ Licensed in RI · ISW04646
Definition
A social worker who holds a master's or doctoral degree in social work from an accredited school of social work in addition to at least two years of post-master's supervised experience in a clinical setting. The social worker must be licensed, certified, or registered at the clinical level in the jurisdiction of practice. A clinical social worker provides direct services, including interventions focused on interpersonal interactions, intrapsychic dynamics, and life management issues. Clinical social work services are based on bio-psychosocial perspectives. Services consist of assessment, diagnosis, treatment (including psychotherapy and counseling), client-centered advocacy, consultation, evaluation, and prevention of mental illness, emotional, or behavioral disturbances.
164 SUMMIT AVE, Providence, RI 02906
Open in Google Maps ↗

Accepted Insurance

The full list of accepted plans is on the Insurance tab. Issuers include 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

Hillary Trumbower Sinica Licsw 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 ID1254721640
PECOS Enrollment IDI20211129000385
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 Hillary Sinica reassigns Medicare billing to 1 organization. The organization bills Medicare for the services this provider delivers there.

Gateway Healthcare Inc
2.1 mi
Mental Health (Including Community Mental Health Center)
101-103 BACON ST
Pawtucket, RI 02860
  • Reassigned Medicare billing, Rhode Island enrollment
  • 150 clinicians in this Medicare group
NPI 1821078932 (401) 722-3560

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

Hospital Affiliations CMS Care Compare

Hospitals where this provider delivers care, identified from recent Medicare claims and place-of-service records.

The Miriam Hospital

Acute Care Hospitals · Providence, RI
5/5 CMS rating
OwnershipVoluntary non-profit - Private
CMS Certification Number410012
Location164 Summit AvenueProvidence, RI 02906 · Providence County
Emergency services

Physician Visit Costs CMS claims · ZIP area

Typical Medicare office-visit costs in the 02906 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
$0.00 typical visit price
range $58.57 – $177.03
Typical copayment $0.00 (range $14.64 – $44.25)
Most-billed visit code NA
Established Patient
$72.93 typical visit price
range $18.92 – $144.38
Typical copayment $18.23 (range $4.73 – $36.09)
Most-billed visit code 99213
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.

MRS. HALINA KUC-MAZGAJ
Nurse Practitioner (Family)
164 SUMMIT AVE, THE MIRIAM HOSPITAL
PROVIDENCE, RI 02906
Providence County (401) 793-3902
KARL HERMAN M.D.
Internal Medicine
164 SUMMIT AVE, FAIN BLDG.
PROVIDENCE, RI 02906
Providence County (401) 793-4489
MUHAMMAD BAIG M.D.
Internal Medicine (Cardiovascular Disease)
164 SUMMIT AVE, FAIN BLDG
PROVIDENCE, RI 02906
Providence County (401) 793-4489
MS. LEANNE LAPARLE LICSW
Social Worker (Clinical)
164 SUMMIT AVE
PROVIDENCE, RI 02906
Providence County (401) 793-2069
THOMAS FAIRWEATHER CRAIN MD
Internal Medicine (Cardiovascular Disease)
164 SUMMIT AVE
PROVIDENCE, RI 02906
Providence County (401) 793-4630
JAMES ATKINSON MD
Internal Medicine
164 SUMMIT AVE
PROVIDENCE, RI 02906
Providence County (401) 793-4500
DR. ORIANE DIANA LONGERSTAEY MD
Emergency Medicine
164 SUMMIT AVE
PROVIDENCE, RI 02906
Providence County (704) 355-3181
JEFFREY M BUROCK MD
Psychiatry & Neurology (Psychiatry)
164 SUMMIT AVE
PROVIDENCE, RI 02906
Providence County (401) 793-4500

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 Hillary Sinica's NPI number?

The NPI number for Hillary Sinica is 1326651571. It was assigned to this individual provider in the NPPES registry on August 27, 2020.

Where is Hillary Sinica located?

Hillary Sinica practices at 164 Summit Ave, Providence, RI 02906. The listed phone number is (401) 553-1031.

What is Hillary Sinica's specialty?

The primary specialty registered for this NPI is Social Worker, specializing in Clinical, with taxonomy code 1041C0700X.

Is Hillary Sinica enrolled in Medicare?

Yes. Hillary Sinica 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 Hillary Sinica's services?

According to the CMS Revalidation Reassignment List (October 2026 release), Hillary Sinica reassigns Medicare benefits to Gateway Healthcare Inc (Pawtucket, RI). 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 Hillary Sinica's services. Reassignment records can lag staffing changes; confirm current arrangements with the organization.

What insurance does Hillary Sinica accept?

Health plans from Harvard Pilgrim Health Care list Hillary Sinica 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.

Is Hillary Sinica affiliated with any hospitals?

According to CMS data, Hillary Sinica is affiliated with The Miriam Hospital.

When was this NPI record last updated?

The NPPES record for Hillary Sinica was last updated on November 17, 2025. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 11 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.