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DR. GARY RUELAS D.O., PH.D.
NPI 1154461549
Neuromusculoskeletal Medicine & OMM in Orange, CA

Active since February 07, 2007Opted out of Medicare · through Apr 1, 2028
707 E CHAPMAN AVE, ORANGE, CA 92866(714) 771-2880(714) 771-2693 Get Directions Write a Review

NPPES record last updated: September 11, 2025. Verified against the NPPES registry weekly; last sync: July 26, 2026.

About Dr. Gary Ruelas D.o., Ph.d. NPPES

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

DR. GARY RUELAS D.O., PH.D. (NPI 1154461549) is an individual neuromusculoskeletal medicine & omm provider in Orange, California, licensed in California (20A7737) and active in the NPI registry since February 2007. He has opted out of Medicare through April 1, 2028 and remains eligible to order and refer.

NPPES Registry Identity

NPI1154461549
Entity TypeIndividualMale
Primary Taxonomy204D00000X
Provider Legal NameDR. GARY RUELASCredential: D.O., PH.D.
Location Address707 E CHAPMAN AVEOrange, CA 92866-1620
Mailing Address707 E Chapman AveOrange, CA 92866-1620 · (714) 771-2880 · Fax (714) 771-2693
Phone(714) 771-2880
Fax(714) 771-2693
Sole ProprietorYes
Enumeration DateFebruary 7, 2007
Last NPPES UpdateSeptember 11, 2025
✔ NPI 1154461549 is a valid, active identifier and passes the ISO check-digit test.

Specialties & Licenses 4

★ Primary SpecialtyNeuromusculoskeletal Medicine & OMMAllopathic & Osteopathic Physicians
Taxonomy Code204D00000X
License✔ Licensed in CA · 20A7737
Definition

The Neuromusculoskeletal Medicine and Osteopathic Manipulative Medicine physician directs special attention to the neuromusculoskeletal system and its interaction with other body systems. Neuromusculoskeletal Medicine and Osteopathic Manipulative Medicine encompasses increased knowledge and understanding of osteopathic principles and practice and heightened technical skills of osteopathic manipulative medicine, and integrates each of these into the management of pediatric, adolescent, adult, and geriatric patients.

Also ListedClinical NeuropsychologistTaxonomy 103G00000X · License PSY13999 (CA)
Also ListedPsychologist · ClinicalTaxonomy 103TC0700X · License PSY13999 (CA)
Also ListedFamily MedicineTaxonomy 207Q00000X · License 20A7737 (CA)
707 E CHAPMAN AVE, Orange, CA 92866
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Medicare Participation & PECOS CMS

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

Medicare Enrollment Status

ⓘ

Opted out of Medicare

Dr. Gary Ruelas D.o., Ph.d. has filed a Medicare opt-out affidavit. Services are provided under private contract between the provider and the patient, and are not billed to or reimbursed by Medicare. The opt-out is on file from April 1, 2018 through April 1, 2028.

Opt-Out Effective DateApril 1, 2018
Opt-Out In Effect ThroughApril 1, 2028Opt-out affidavits renew automatically every two years unless cancelled
Eligible to Order & Refer✔ Part B Labs & Imaging✔ Durable Medical Equipment✔ Home Health Agency✔ Power Mobility DevicesAn opted-out provider can still order and refer for Medicare patients in the categories marked above, even though their own services are not covered.

Other Providers at the Same Location NPPES 2

Providers registered at the same practice address, or within the immediate area, according to the NPPES registry.

VIVIANA AIDA SCHILPP LCSW
Social Worker (Clinical)
707 E CHAPMAN AVE
ORANGE, CA 92866
Orange County (714) 528-3292
MRS. VIDA PIRATA
Acupuncturist
707 E CHAPMAN AVE
ORANGE, CA 92866
Orange County (951) 808-7256

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 Gary Ruelas's NPI number?

The NPI number for Gary Ruelas is 1154461549. It was assigned to this individual provider in the NPPES registry on February 7, 2007.

Where is Gary Ruelas located?

Gary Ruelas practices at 707 E Chapman Ave, Orange, CA 92866. The listed phone number is (714) 771-2880.

What is Gary Ruelas's specialty?

The primary specialty registered for this NPI is Neuromusculoskeletal Medicine & OMM with taxonomy code 204D00000X.

Is Gary Ruelas enrolled in Medicare?

No. Gary Ruelas has opted out of Medicare through April 1, 2028. Care is provided under private contracts, and Medicare does not pay for services furnished by providers who have opted out. The provider remains eligible to order and refer services for Medicare patients.

When was this NPI record last updated?

The NPPES record for Gary Ruelas was last updated on September 11, 2025. NPI Profile syncs with the weekly NPPES data releases published by CMS.