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JOHN T HARRINGTON DC
NPI 1659499226
Chiropractor in Vallejo, CA

Active since March 26, 2007Accepts Medicare Assignment
2900 SONOMA BLVD, SUITE B, VALLEJO, CA 94590(707) 553-2225(707) 648-2501 Get Directions Write a Review

NPPES record last updated: July 8, 2007. Verified against the NPPES registry weekly; last sync: October 25, 2026.

About John T Harrington Dc NPPES

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

JOHN T HARRINGTON DC (NPI 1659499226) is an individual chiropractor in Vallejo, California, licensed in California (DC 18230) and active in the NPI registry since March 2007. He is a graduate of Life Chiropractic College - West (1986).

NPPES Registry Identity

NPI1659499226
Entity TypeIndividualMale
Primary Taxonomy111N00000X
Provider Legal NameJOHN T HARRINGTONCredential: DC
Location Address2900 SONOMA BLVD, SUITE BVallejo, CA 94590-3810
Mailing Address2900 Sonoma Blvd, Suite BVallejo, CA 94590-3810 · (707) 553-2225 · Fax (707) 648-2501
Phone(707) 553-2225
Fax(707) 648-2501
Sole ProprietorYes
Medical School CMSLife Chiropractic College - WestGraduated 1986
Enumeration DateMarch 26, 2007
Last NPPES UpdateJuly 8, 2007
✔ NPI 1659499226 is a valid, active identifier and passes the ISO check-digit test.

Specialties & Licenses

★ Primary SpecialtyChiropractorChiropractic Providers
Taxonomy Code111N00000X
License✔ Licensed in CA · DC 18230
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.
2900 SONOMA BLVD, Vallejo, CA 94590
Open in Google Maps ↗

Other Identifiers 1

Medicare ID-Type UnspecifiedDC 0182300CA

Medicare Participation & PECOS CMS

Medicare enrollment, assignment, billing reassignment, and ordering and referring status from CMS.

Medicare Enrollment Status

✔

Enrolled in Medicare and accepts Medicare assignment

John T Harrington 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 ID547157133
PECOS Enrollment IDI20240919001775

Medicare Billing Reassignment

Medicare enrollment records show John Harrington reassigns Medicare billing to 1 organization. The organization bills Medicare for the services this provider delivers there.

Family Chirpractic Care Inc.
1,695 mi
Chiropractor
163 HEBER SPRINGS RD
Southside, AR 72501
  • Reassigned Medicare billing, Arkansas enrollment
  • 3 clinicians in this Medicare group
NPI 1316035330 (870) 251-2560

Source: CMS Revalidation Reassignment List, October 2026 release. Reassignment records can lag staffing changes; confirm a current affiliation with the organization.

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.

DR. DAY DENTAL OFFICE, APC
Dentist (General Practice)
2900 SONOMA BLVD, SUITE A
VALLEJO, CA 94590
Solano County (707) 552-8684
DR. EDITHA LEGASPI BOONGALING DMD
Dentist (General Practice)
2900 SONOMA BLVD, SUITE A
VALLEJO, CA 94590
Solano County (707) 552-8684

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 John Harrington's NPI number?

The NPI number for John Harrington is 1659499226. It was assigned to this individual provider in the NPPES registry on March 26, 2007.

Where is John Harrington located?

John Harrington practices at 2900 Sonoma Blvd Suite B, Vallejo, CA 94590. The listed phone number is (707) 553-2225.

What is John Harrington's specialty?

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

Is John Harrington enrolled in Medicare?

Yes. John Harrington 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.

Which organization bills Medicare for John Harrington's services?

According to the CMS Revalidation Reassignment List (October 2026 release), John Harrington reassigns Medicare benefits to Family Chirpractic Care Inc. (Southside, AR). The 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 John Harrington's services. Reassignment records can lag staffing changes; confirm current arrangements with the organization.

When was this NPI record last updated?

The NPPES record for John Harrington was last updated on July 8, 2007. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 19 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.