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MR. WILLIAM LYLE DEMOSS DC
NPI 1184798662
Chiropractor in Newport Beach, CA

Active since November 17, 2006Accepts Medicare Assignment
20321 SW BIRCH ST, SUITE 100, NEWPORT BEACH, CA 92660(949) 250-0600(949) 250-1442 Get Directions Write a Review

NPPES record last updated: November 9, 2011. Verified against the NPPES registry weekly; last sync: August 09, 2026.

About Mr. William Lyle Demoss Dc NPPES

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

MR. WILLIAM LYLE DEMOSS DC (NPI 1184798662) is an individual chiropractor in Newport Beach, California, licensed in California (DC17462) and active in the NPI registry since November 2006. He is a graduate of Other (1985).

NPPES Registry Identity

NPI1184798662
Entity TypeIndividualMale
Primary Taxonomy111N00000X
Provider Legal NameMR. WILLIAM LYLE DEMOSSCredential: DC
Location Address20321 SW BIRCH ST, SUITE 100Newport Beach, CA 92660-1756
Mailing Address20321 Sw Birch St, Suite 100Newport Beach, CA 92660-1756 · (949) 250-0600 · Fax (949) 250-1442
Phone(949) 250-0600
Fax(949) 250-1442
Sole ProprietorNo
Medical School CMSOtherGraduated 1985
Enumeration DateNovember 17, 2006
Last NPPES UpdateNovember 9, 2011
✔ NPI 1184798662 is a valid, active identifier and passes the ISO check-digit test.

Specialties & Licenses

★ Primary SpecialtyChiropractorChiropractic Providers
Taxonomy Code111N00000X
License✔ Licensed in CA · DC17462
Definition
A provider qualified by a Doctor of Chiropractic (D.C.), licensed by the State and who practices chiropractic medicine -that discipline within the healing arts which deals with the nervous system and its relationship to the spinal column and its interrelationship with other body systems.
20321 SW BIRCH ST, Newport Beach, CA 92660
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Other Identifiers 2

Medicare UPINU37789
Medicare ID-Type UnspecifiedDC17462

Medicare Participation & PECOS CMS

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

Medicare Enrollment Status

✔

Enrolled in Medicare and accepts Medicare assignment

Mr. William Lyle Demoss Dc is registered in PECOS and agrees to accept the Medicare-approved amount as full payment. Medicare patients are not billed beyond the standard deductible and coinsurance.

PECOS PAC ID7012177231
PECOS Enrollment IDI20120327000106

Areas of Expertise CMS Part B claims 2

Services this provider delivered to Medicare fee-for-service patients, from the CMS Medicare utilization data. Higher counts generally reflect more experience with a service; care delivered outside Medicare is not included.

Chiropractic manipulative treatment, 3-4 spinal regions 98941
Chiropractic manipulative treatment for 3-4 spinal regions involves a trained professional applying controlled force to specific areas of your spine. This can help alleviate pain, improve physical function, and support your body's natural healing process.
584 services53 patients
Chiropractic manipulative treatment, 1-2 spinal regions 98940
Chiropractic manipulative treatment focuses on adjusting your spine to improve your body's physical function. In this service, a chiropractor applies controlled force to 1-2 spinal regions. This helps to restore mobility and alleviate discomfort in those areas.
432 services33 patients

Other Providers at the Same Location NPPES 3

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

JOSEPH DEMOSS
Chiropractor
20321 SW BIRCH ST
NEWPORT BEACH, CA 92660
Orange County (949) 250-0600
DEMOSS CHIROPRACTIC
Chiropractor
20321 SW BIRCH ST, SUITE 100
NEWPORT BEACH, CA 92660
Orange County (949) 250-0600
JOSEPH CARL DEMOSS D.C.
Chiropractor
20321 SW BIRCH ST, SUITE 100
NEWPORT BEACH, CA 92660
Orange County (949) 250-0600

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 William Demoss's NPI number?

The NPI number for William Demoss is 1184798662. It was assigned to this individual provider in the NPPES registry on November 17, 2006.

Where is William Demoss located?

William Demoss practices at 20321 SW Birch St Suite 100, Newport Beach, CA 92660. The listed phone number is (949) 250-0600.

What is William Demoss's specialty?

The primary specialty registered for this NPI is Chiropractor with taxonomy code 111N00000X.

Is William Demoss enrolled in Medicare?

Yes. William Demoss is registered in the Medicare PECOS system and accepts Medicare assignment, which means accepting the Medicare-approved amount as payment in full for covered services.

When was this NPI record last updated?

The NPPES record for William Demoss was last updated on November 9, 2011. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 14 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.