CAITLIN LOSI PA
NPI 1548726870
Physician Assistant in Boston, MA

Active since February 12, 2019PECOS EnrolledAccepts Medicare Assignment
1153 CENTRE ST, BOSTON, MA 02130(617) 983-7080(617) 983-7658 Get Directions Write a Review

NPPES record last updated: February 12, 2019. Verified against the NPPES registry weekly; last sync: August 30, 2026.

About Caitlin Losi Pa NPPES

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

CAITLIN LOSI PA (NPI 1548726870) is an individual physician assistant in Boston, Massachusetts, licensed in Massachusetts (PA6820) and active in the NPI registry since February 2019. She is enrolled in Medicare PECOS, is affiliated with Brigham And Women's Hospital, and is a graduate of Other (2018).

NPPES Registry Identity

NPI1548726870
Entity TypeIndividualFemale
Primary Taxonomy363A00000X
Provider Legal NameCAITLIN LOSICredential: PA
Location Address1153 CENTRE STBoston, MA 02130-3446
Mailing Address54 Milton AveHyde Park, MA 02136-3617 · (617) 455-5024
Fax(617) 983-7658
Sole ProprietorNo
Medical School CMSOtherGraduated 2018
Enumeration DateFebruary 12, 2019
NPI 1548726870 is a valid, active identifier and passes the ISO check-digit test.

Specialties & Licenses

Primary SpecialtyPhysician AssistantPhysician Assistants & Advanced Practice Nursing Providers
Taxonomy Code363A00000X
License Licensed in MA · PA6820
Definition
A physician assistant is a person who has successfully completed an accredited education program for physician assistant, is licensed by the state and is practicing within the scope of that license. Physician assistants are formally trained to perform many of the routine, time-consuming tasks a physician can do. In some states, they may prescribe medications. They take medical histories, perform physical exams, order lab tests and x-rays, and give inoculations. Most states require that they work under the supervision of a physician.
1153 CENTRE ST, Boston, MA 02130

Medicare Participation & PECOS CMS

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

Medicare Enrollment Status

Enrolled in Medicare and accepts Medicare assignment

Caitlin Losi Pa 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 ID6204176654
PECOS Enrollment IDI20190321000069
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.

Hospital Affiliations CMS Care Compare

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

Brigham And Women's Hospital

Acute Care Hospitals · Boston, MA
5/5 CMS rating
OwnershipVoluntary non-profit - Private
CMS Certification Number220110
Location75 Francis StreetBoston, MA 02115 · Suffolk County
Emergency services Birthing friendly

Physician Visit Costs CMS claims · ZIP area

Typical Medicare office-visit costs in the 02130 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
$78.84 typical visit price
range $21.07 – $155.29
Typical copayment $19.71 (range $5.26 – $38.82)
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.

Social Worker (Clinical)
1153 CENTRE ST, 2ND FLOOR
BOSTON, MA 02130
Nurse Practitioner (Adult Health)
1153 CENTRE ST, FAULKNER HOSPITAL , DEPT OF PREADMISSION TESTING
BOSTON, MA 02130
Pharmacist
1153 CENTRE ST
BOSTON, MA 02130
Surgery (Surgical Oncology)
1153 CENTRE ST, FAULKNER BREAST CENTRE
BOSTON, MA 02130
Physician Assistant
1153 CENTRE ST
JAMAICA PLAIN, MA 02130
Physician Assistant
1153 CENTRE ST
BOSTON, MA 02130
Internal Medicine
1153 CENTRE ST
JAMAICA PLAIN, MA 02130
Psychiatric Unit
1153 CENTRE ST
BOSTON, MA 02130

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 Caitlin Losi's NPI number?

The NPI number for Caitlin Losi is 1548726870. It was assigned to this individual provider in the NPPES registry on February 12, 2019.

Where is Caitlin Losi located?

Caitlin Losi practices at 1153 Centre St, Boston, MA 02130. The listed phone number is (617) 983-7080.

What is Caitlin Losi's specialty?

The primary specialty registered for this NPI is Physician Assistant with taxonomy code 363A00000X.

Is Caitlin Losi enrolled in Medicare?

Yes. Caitlin Losi 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.

Is Caitlin Losi affiliated with any hospitals?

According to CMS data, Caitlin Losi is affiliated with Brigham And Women's Hospital.

When was this NPI record last updated?

The NPPES record for Caitlin Losi was last updated on February 12, 2019. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 7 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.