Provider records sourced from NPPES (CMS National Plan & Provider Enumeration System). Data current as of August 10, 2026.
NPIDirectory

Neil Gregory Harness, MD

Individual provider Neuromusculoskeletal Medicine & OMM Physician · NPI 1578634556

Neil Gregory Harness, MD is an Orthopedic Surgery in Anaheim, California. Graduated from Loyola University of Chicago, Stritch School of Medicine in 1999, 27 years ago. Practices with Southern California Permanente Medical Group, an 11,242-clinician group and accepts Medicare assignment. Licensed in California.

Years since qualifying
27
Trained at
Loyola University of Chicago, Stritch School of Medicine
Licensed in
CA
In the registry since
2006
What do these letters mean?
MD — Doctor of Medicine
A physician who completed allopathic medical school.

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Practice location Address checks out

441 N Lakeview Ave
Anaheim, CA 92807-3028
Phone: (888) 988-2800
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Pin is approximate — placed at the ZIP-code centre, not the exact door.

Specialties & licences

Neuromusculoskeletal Medicine & OMM Physician (primary) Taxonomy 204D00000X · Licence A84398 (CA)

Record details

NPI number1578634556
Entity typeIndividual (Type 1)
GenderMale
Credentials MD
Sole proprietorNo
NPI enumeratedNovember 13, 2006
Last updated in NPPESNovember 29, 2021
Mailing address441 N Lakeview Ave, Anaheim, CA 92807-3028

Medicare enrollment

From the CMS Doctors & Clinicians file — this clinician is enrolled in Medicare.

Medicare specialtyORTHOPEDIC SURGERY
Also practisesHAND SURGERY
Medical schoolLOYOLA UNIVERSITY OF CHICAGO, STRITCH SCHOOL OF MEDICINE
Graduated 1999 (27 years in practice)
Group practice Southern California Permanente Medical Group — 11242 clinicians
Accepts Medicare assignment Yes — accepts the Medicare-approved amount
Practice locations4 on file with Medicare

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