LANDMARK PHYSICIAN OFFICE SERVICES
NPI 1457772543
Orthopaedic Surgery in Woonsocket, RI

Active since December 17, 2013
219 CASS AVE, WOONSOCKET, RI 02895(401) 769-4100(401) 766-9575 Get Directions Write a Review

NPPES record last updated: January 20, 2023. Verified against the NPPES registry weekly; last sync: November 01, 2026.

Record update history: Jan 20, 2023, Oct 24, 2022, Jan 11, 2017 (3 updates tracked since 2017).

About Landmark Physician Office Services NPPES

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

LANDMARK PHYSICIAN OFFICE SERVICES (NPI 1457772543) is a healthcare organization registered as an orthopaedic surgery in Woonsocket, Rhode Island and active in the NPI registry since December 2013. The organization lists Stacy Viens, Practice Administrator, as its authorized official.

NPPES Registry Identity

NPI1457772543
Entity TypeOrganization
Primary Taxonomy207X00000X
Legal Business NamePRIME HEALTHCARE SERVICES LANDMARK LLC
Location Address219 CASS AVEWoonsocket, RI 02895-4736
Mailing Address219 Cass AveWoonsocket, RI 02895-4736 · (401) 769-4100 · Fax (401) 766-9575
Fax(401) 766-9575
Organization SubpartYes
Authorized OfficialStacy ViensPractice Administrator · (401) 769-4100
Enumeration DateDecember 17, 2013
Last NPPES UpdateJanuary 20, 20233 updates tracked since enumeration
NPPES CertifiedJanuary 20, 2023
✔ NPI 1457772543 is a valid, active identifier and passes the ISO check-digit test.

Specialties & Licenses 14

★ Primary SpecialtyOrthopaedic SurgeryAllopathic & Osteopathic Physicians
Taxonomy Code207X00000X
Definition
An orthopaedic surgeon is trained in the preservation, investigation and restoration of the form and function of the extremities, spine and associated structures by medical, surgical and physical means. An orthopaedic surgeon is involved with the care of patients whose musculoskeletal problems include congenital deformities, trauma, infections, tumors, metabolic disturbances of the musculoskeletal system, deformities, injuries and degenerative diseases of the spine, hands, feet, knee, hip, shoulder and elbow in children and adults. An orthopaedic surgeon is also concerned with primary and secondary muscular problems and the effects of central or peripheral nervous system lesions of the musculoskeletal system.
Also ListedFamily MedicineTaxonomy 207Q00000X
Also ListedInternal MedicineTaxonomy 207R00000X
Also ListedInternal Medicine · Pulmonary DiseaseTaxonomy 207RP1001X
Also ListedObstetrics & GynecologyTaxonomy 207V00000X
Also ListedPediatricsTaxonomy 208000000X
Also ListedSurgeryTaxonomy 208600000X
Also ListedSurgery · Vascular SurgeryTaxonomy 2086S0129X
Also ListedSurgery · Surgical OncologyTaxonomy 2086X0206X
Also ListedPodiatristTaxonomy 213E00000X
Also ListedPodiatrist · Foot & Ankle SurgeryTaxonomy 213ES0103X
Also ListedPhysician Assistant · SurgicalTaxonomy 363AS0400X
Also ListedAdvanced Practice MidwifeTaxonomy 367A00000X
219 CASS AVE, Woonsocket, RI 02895

Other Names 1

Doing Business AsLandmark Physician Office Services

Other Identifiers 1

MedicaidPR95770RI

Group Practice 1

Group TaxonomyThis provider is a business group of one or more individual practitioners, who practice with different areas of specialization.193200000X MULTI-SPECIALTY GROUP

Medicare Participation & PECOS CMS

Medicare enrollment and the clinicians who bill Medicare through this organization, from CMS.

Medicare Enrollment Status

✔

Enrolled in Medicare (PECOS)

Landmark Physician Office Services is registered in the CMS Provider Enrollment, Chain and Ownership System (PECOS).

Clinicians Billing Medicare Through This Organization

65

Medicare enrollment records show 65 clinicians reassign Medicare billing to Landmark Physician Office Services, which bills Medicare for the services they deliver. Of these, 8 practice at this address and 26 within 10 miles. Listed here are the 20 practicing nearest to this location.

Clinicians by Medicare Specialty 16

Family Practice11
Internal Medicine11
Nurse Practitioner9
Obstetrics/Gynecology9
Certified Nurse Midwife (CNM)8
General Surgery3
Gastroenterology2
Hand Surgery2
8 other specialties10

Nearest to this location (20)

See all 65
Internal Medicine
NPI 1346399516
219 CASS AVE SUITE H
Woonsocket, RI 02895
(401) 768-6014
✔ PECOS✔ Accepts MedicareSame address
Certified Nurse Midwife (CNM)
NPI 1972148047
115 CASS AVE
Woonsocket, RI 02895
(401) 769-4100
✔ PECOSSame address
Family Practice
NPI 1346879095
115 CASS AVE
Woonsocket, RI 02895
(401) 769-4100
✔ PECOSSame address
General Surgery
NPI 1992202980
115 CASS AVE
Woonsocket, RI 02895
(401) 769-4100
✔ PECOS✔ Accepts MedicareSame address
Nurse Practitioner
NPI 1831802560
115 CASS AVE
Woonsocket, RI 02895
(401) 597-5070
✔ PECOSSame address
Obstetrics/Gynecology
NPI 1801837638
115 CASS AVE
Woonsocket, RI 02895
(401) 769-4100
✔ PECOS✔ Accepts MedicareSame address
General Surgery
NPI 1225096480
115 CASS AVE
Woonsocket, RI 02895
(401) 766-2970
✔ PECOS✔ Accepts MedicareSame address
Hematology/Oncology
NPI 1952332041
115 CASS AVE
Woonsocket, RI 02895
(401) 767-1541
✔ PECOS✔ Accepts MedicareSame address
Nurse Practitioner
NPI 1992323745
534 ELM ST
Woonsocket, RI 02895
(401) 284-9222
✔ PECOS✔ Accepts Medicare0.2 mi
Internal Medicine
NPI 1144332586
20 CUMBERLAND HILL RD SUITE 204
Woonsocket, RI 02895
(401) 765-1750
✔ PECOS✔ Accepts Medicare0.2 mi
Internal Medicine
NPI 1003860172
20 CUMBERLAND HILL RD UNIT 202
Woonsocket, RI 02895
(401) 488-4003
✔ PECOS✔ Accepts Medicare0.2 mi
Podiatry
NPI 1780025387
20 CUMBERLAND HILL RD UNIT 210
Woonsocket, RI 02895
(401) 356-4262
✔ PECOS✔ Accepts Medicare0.2 mi
Gastroenterology
NPI 1700271814
20 CUMBERLAND HILL RD UNIT 203
Woonsocket, RI 02895
(401) 769-4100
✔ PECOS✔ Accepts Medicare0.2 mi
Internal Medicine
NPI 1063460426
68 CUMBERLAND ST STE 205
Woonsocket, RI 02895
(401) 765-4100
✔ PECOS✔ Accepts Medicare0.4 mi
Family Practice
NPI 1689235632
450 CLINTON ST
Woonsocket, RI 02895
(401) 767-4100
✔ PECOS✔ Accepts Medicare0.6 mi
Family Practice
NPI 1679831937
450 CLINTON ST
Woonsocket, RI 02895
(401) 767-4100
✔ PECOS✔ Accepts Medicare0.6 mi
Family Practice
NPI 1699150813
450 CLINTON ST
Woonsocket, RI 02895
(401) 767-4100
✔ PECOS✔ Accepts Medicare0.6 mi
Nurse Practitioner
NPI 1780963934
450 CLINTON ST
Woonsocket, RI 02895
(401) 767-4100
✔ PECOS0.6 mi
Internal Medicine
NPI 1114927431
55 HAMLET AVE
Woonsocket, RI 02895
(401) 766-9500
✔ PECOS✔ Accepts Medicare0.6 mi
Obstetrics/Gynecology
NPI 1295998078
1625 DIAMOND HILL RD
Woonsocket, RI 02895
(401) 762-1511
✔ PECOS1.2 mi
See all 65 clinicians

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

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 Prime Healthcare Services Landmark LLC's NPI number?

The NPI number for Prime Healthcare Services Landmark LLC is 1457772543. It was assigned to this organization in the NPPES registry on December 17, 2013. The provider is doing business as Landmark Physician Office Services.

Where is Prime Healthcare Services Landmark LLC located?

Prime Healthcare Services Landmark LLC is located at 219 Cass Ave, Woonsocket, RI 02895. The listed phone number is (401) 769-4100.

What is Prime Healthcare Services Landmark LLC's specialty?

The primary specialty registered for this NPI is Orthopaedic Surgery with taxonomy code 207X00000X.

Is Prime Healthcare Services Landmark LLC enrolled in Medicare?

Yes. Prime Healthcare Services Landmark LLC is registered in the Medicare PECOS enrollment system.

How many clinicians bill Medicare through Prime Healthcare Services Landmark LLC?

According to the CMS Revalidation Reassignment List (October 2026 release), 65 clinicians in 16 Medicare specialties reassign their Medicare billing to Prime Healthcare Services Landmark LLC. A 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 the clinician's services. The largest specialties are Family Practice (11), Internal Medicine (11) and Nurse Practitioner (9). Of these, 8 practice at this address and 26 within 10 miles. Reassignment records can lag staffing changes; confirm a current affiliation with the organization.

When was this NPI record last updated?

The NPPES record for Prime Healthcare Services Landmark LLC was last updated on January 20, 2023. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 3 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.