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ORTHOPEDIC AFFILIATES INC
NPI 1891861050
Orthopaedic Surgery in Concord, MA

Active since November 28, 2006
54 BAKER AVENUE EXT, SUITE 200, CONCORD, MA 01742(978) 369-5391(978) 369-7661 Get Directions Write a Review

NPPES record last updated: August 18, 2025. Verified against the NPPES registry weekly; last sync: October 25, 2026.

About Orthopedic Affiliates Inc NPPES

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

ORTHOPEDIC AFFILIATES INC (NPI 1891861050) is a healthcare organization registered as an orthopaedic surgery in Concord, Massachusetts and active in the NPI registry since November 2006. The organization maintains 3 additional practice locations and lists Jamie Richard, Ceo, as its authorized official.

NPPES Registry Identity

NPI1891861050
Entity TypeOrganization
Primary Taxonomy207X00000X
Legal Business NameORTHOPEDIC AFFILIATES INC
Location Address54 BAKER AVENUE EXT, SUITE 200Concord, MA 01742-2137
Mailing Address54 Baker Avenue Ext, Suite 200Concord, MA 01742-2137 · (978) 369-5391 · Fax (978) 369-7661
Phone(978) 369-5391
Fax(978) 369-7661
Organization SubpartNo
Authorized OfficialJamie RichardCeo · (978) 369-5391
Enumeration DateNovember 28, 2006
Last NPPES UpdateAugust 18, 2025
NPPES CertifiedAugust 18, 2025
✔ NPI 1891861050 is a valid, active identifier and passes the ISO check-digit test.

Specialties & Licenses

★ 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.
54 BAKER AVENUE EXT, Concord, MA 01742
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Secondary Practice Locations 3

Location 1133 Littleton Rd Ste 104Westford, MA 01886-3198 · Phone (978) 369-5391 · Fax (978) 369-7661
Location 2830 Constitution AveLittleton, MA 01460-1137 · Phone (978) 369-5391 · Fax (978) 369-7661
Location 334 Highland Cmn EHudson, MA 01749-2047 · Phone (978) 369-5391 · Fax (978) 369-7661

Other Identifiers 6

Other19200MA · Fallon Community Hp
Other600190Usfhp
OtherCA9820Railroad Medicare-palmett
OtherP0501878Ghi Ppo
Other600190MA · Tufts Health Plan
OtherM14423MA · Bcbs-ma

Group Practice 1

Group TaxonomyThis provdier is a business group of one or more individual practitioners, all of who practice with the same area of specialization.193400000X SINGLE 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)

Orthopedic Affiliates Inc is registered in the CMS Provider Enrollment, Chain and Ownership System (PECOS).

Clinicians Billing Medicare Through This Organization

12

Medicare enrollment records show 12 clinicians reassign Medicare billing to Orthopedic Affiliates Inc, which bills Medicare for the services they deliver. Of these, 7 practice at this address and 9 within 10 miles. They are listed nearest first.

Clinicians by Medicare Specialty 4

Orthopedic Surgery9
Nurse Practitioner1
Occupational Therapist in Private Practice1
Podiatry1

Clinicians, nearest first (12)

Christopher Baker, M.D.
Orthopedic Surgery
NPI 1982753703
54 BAKER AVENUE EXT STE 200
Concord, MA 01742
(978) 369-5391
✔ PECOS✔ Accepts MedicareSame address
Zina Model, MD
Orthopedic Surgery
NPI 1902368418
54 BAKER AVENUE EXT STE 200
Concord, MA 01742
(978) 369-5391
✔ PECOS✔ Accepts MedicareSame address
John Cahoy, M.D./PH.D.
Orthopedic Surgery
NPI 1952626350
54 BAKER AVENUE EXT SUITE 200
Concord, MA 01742
(978) 369-5391
✔ PECOS✔ Accepts MedicareSame address
Dean Howard, M.D.
Orthopedic Surgery
NPI 1083687511
54 BAKER AVENUE EXT
Concord, MA 01742
(978) 369-1337
✔ PECOS✔ Accepts MedicareSame address
Paul Re, M.D.
Orthopedic Surgery
NPI 1851367858
54 BAKER AVENUE EXT SUITE 200
Concord, MA 01742
(978) 369-5391
✔ PECOS✔ Accepts MedicareSame address
Matthew Sloan
Orthopedic Surgery
NPI 1801281357
54 BAKER AVENUE EXT STE 200
Concord, MA 01742
(978) 369-5391
✔ PECOS✔ Accepts MedicareSame address
Donald Driscoll, M.D.
Orthopedic Surgery
NPI 1013983907
54 BAKER AVENUE EXT SUITE 200
Concord, MA 01742
(978) 369-5391
✔ PECOS✔ Accepts MedicareSame address
Peter Kok, MD
Orthopedic Surgery
NPI 1538423496
54 BAKER AVENUE EXT STE 200
Concord, MA 01742
(978) 369-5391
✔ PECOS✔ Accepts Medicare0.3 mi
Christopher Worgul, M.D.
Orthopedic Surgery
NPI 1780034678
54 BAKER AVENUE EXT STE 200
Concord, MA 01742
(978) 369-5391
✔ PECOS✔ Accepts Medicare0.3 mi
Garrett Melick, DPM
Podiatry
NPI 1942720206
50 HAVEN ST
Reading, MA 01867
(617) 665-1000
✔ PECOS✔ Accepts Medicare15 mi
Briana Dewolfe, CNP
Nurse Practitioner
NPI 1487160206
55 FRUIT ST
Boston, MA 02114
(617) 726-2000
✔ PECOS✔ Accepts Medicare17 mi
Julia Fruscione
Occupational Therapist in Private Practice
NPI 1689555096
123 SUMMER ST
Worcester, MA 01608
(508) 363-6205
25 mi

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 Orthopedic Affiliates Inc's NPI number?

The NPI number for Orthopedic Affiliates Inc is 1891861050. It was assigned to this organization in the NPPES registry on November 28, 2006.

Where is Orthopedic Affiliates Inc located?

Orthopedic Affiliates Inc is located at 54 Baker Avenue Ext Suite 200, Concord, MA 01742. The listed phone number is (978) 369-5391.

What is Orthopedic Affiliates Inc's specialty?

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

Is Orthopedic Affiliates Inc enrolled in Medicare?

Yes. Orthopedic Affiliates Inc is registered in the Medicare PECOS enrollment system.

How many clinicians bill Medicare through Orthopedic Affiliates Inc?

According to the CMS Revalidation Reassignment List (October 2026 release), 12 clinicians in 4 Medicare specialties reassign their Medicare billing to Orthopedic Affiliates Inc. 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 Orthopedic Surgery (9), Nurse Practitioner (1) and Occupational Therapist in Private Practice (1). Of these, 7 practice at this address and 9 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 Orthopedic Affiliates Inc was last updated on August 18, 2025. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 14 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.