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OC SPORTS AND ORTHOPAEDICS
NPI 1831556844
Orthopaedic Surgery in Mission Viejo, CA

Active since January 21, 2016
27725 SANTA MARGARITA PKWY STE 100, MISSION VIEJO, CA 92691(949) 393-3193(949) 393-3199 Get Directions Write a Review

NPPES record last updated: February 5, 2026. Verified against the NPPES registry weekly; last sync: October 25, 2026.

Record update history: Feb 5, 2026, Jan 21, 2016 (2 updates tracked since 2016).

About Oc Sports And Orthopaedics NPPES

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

OC SPORTS AND ORTHOPAEDICS (NPI 1831556844) is a healthcare organization registered as an orthopaedic surgery in Mission Viejo, California and active in the NPI registry since January 2016. The organization lists Daniel Paul Duggan, Owner, as its authorized official.

NPPES Registry Identity

NPI1831556844
Entity TypeOrganization
Primary Taxonomy207X00000X
Legal Business NameOC SPORTS AND ORTHOPAEDICS
Location Address27725 SANTA MARGARITA PKWY STE 100Mission Viejo, CA 92691-6706
Mailing Address27725 Santa Margarita Pkwy Ste 100Mission Viejo, CA 92691-6706 · (949) 393-3193 · Fax (949) 393-3199
Phone(949) 393-3193
Fax(949) 393-3199
Organization SubpartNo
Authorized OfficialDaniel Paul DugganOwner · (949) 393-3193
Enumeration DateJanuary 21, 2016
Last NPPES UpdateFebruary 5, 20262 updates tracked since enumeration
NPPES CertifiedFebruary 5, 2026
✔ NPI 1831556844 is a valid, active identifier and passes the ISO check-digit test.

Specialties & Licenses

★ Primary SpecialtyOrthopaedic SurgeryAllopathic & Osteopathic Physicians
Taxonomy Code207X00000X
License✔ Licensed in CA · 20A11369
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.
27725 SANTA MARGARITA PKWY STE 100, Mission Viejo, CA 92691
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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)

Oc Sports And Orthopaedics is registered in the CMS Provider Enrollment, Chain and Ownership System (PECOS).

Clinicians Billing Medicare Through This Organization

2

Medicare enrollment records show 2 clinicians reassign Medicare billing to Oc Sports And Orthopaedics, which bills Medicare for the services they deliver. Of these, 1 practice at this address and 2 within 10 miles. They are listed nearest first.

Clinicians, nearest first (2)

Daniel Duggan, D.O.
Orthopedic Surgery
NPI 1750575437
27725 SANTA MARGARITA PKWY STE 100
Mission Viejo, CA 92691
(949) 393-3193
✔ PECOS✔ Accepts MedicareSame address
Sharoun Porat, MD
Orthopedic Surgery
NPI 1366644486
26700 TOWNE CENTRE DR SUITE 115
Foothill Ranch, CA 92610
(949) 393-3193
✔ PECOS✔ Accepts Medicare1.7 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 Oc Sports And Orthopaedics's NPI number?

The NPI number for Oc Sports And Orthopaedics is 1831556844. It was assigned to this organization in the NPPES registry on January 21, 2016.

Where is Oc Sports And Orthopaedics located?

Oc Sports And Orthopaedics is located at 27725 Santa Margarita Pkwy Ste 100, Mission Viejo, CA 92691. The listed phone number is (949) 393-3193.

What is Oc Sports And Orthopaedics's specialty?

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

Is Oc Sports And Orthopaedics enrolled in Medicare?

Yes. Oc Sports And Orthopaedics is registered in the Medicare PECOS enrollment system.

How many clinicians bill Medicare through Oc Sports And Orthopaedics?

According to the CMS Revalidation Reassignment List (October 2026 release), 2 clinicians, all in Orthopedic Surgery, reassign their Medicare billing to Oc Sports And Orthopaedics. 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. Of these, 1 practice at this address and 2 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 Oc Sports And Orthopaedics was last updated on February 5, 2026. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 8 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.