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DR. ASHLEY JOHN HERFINDAHL D.C.
NPI 1770625733
Chiropractor in San Diego, CA

Active since February 13, 2007Accepts Medicare Assignment
438 CAMINO DEL RIO S, SUITE 120, SAN DIEGO, CA 92108(619) 295-3885(619) 295-3825 Get Directions Write a Review

NPPES record last updated: July 8, 2007. Verified against the NPPES registry weekly; last sync: November 08, 2026.

About Dr. Ashley John Herfindahl D.c. NPPES

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

DR. ASHLEY JOHN HERFINDAHL D.C. (NPI 1770625733) is an individual chiropractor in San Diego, California, licensed in California (DC27238) and active in the NPI registry since February 2007. He is a graduate of Palmer College Chiropractic - West Sunnyvale (1999).

NPPES Registry Identity

NPI1770625733
Entity TypeIndividualMale
Primary Taxonomy111N00000X
Provider Legal NameDR. ASHLEY JOHN HERFINDAHLCredential: D.C.
Location Address438 CAMINO DEL RIO S, SUITE 120San Diego, CA 92108-3509
Mailing Address438 Camino Del Rio S, Suite 120San Diego, CA 92108-3509 · (619) 295-3885 · Fax (619) 295-3825
Phone(619) 295-3885
Fax(619) 295-3825
Sole ProprietorYes
Medical School CMSPalmer College Chiropractic - West SunnyvaleGraduated 1999
Enumeration DateFebruary 13, 2007
Last NPPES UpdateJuly 8, 2007
✔ NPI 1770625733 is a valid, active identifier and passes the ISO check-digit test.

Specialties & Licenses

★ Primary SpecialtyChiropractorChiropractic Providers
Taxonomy Code111N00000X
License✔ Licensed in CA · DC27238
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.
438 CAMINO DEL RIO S, San Diego, CA 92108
Open in Google Maps ↗

Other Identifiers 1

Medicare ID-Type UnspecifiedDC27238CA · Medicare

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

Dr. Ashley John Herfindahl D.c. 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 ID7315842093
PECOS Enrollment IDI20031204001206

Medicare Billing Reassignment

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

Herfindahl Chiropractic Inc
Same address
Chiropractor
438 CAMINO DEL RIO S
San Diego, CA 92108
  • Reassigned Medicare billing, California enrollment
NPI 1235334491 (619) 295-3885

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

Areas of Expertise CMS Part B claims

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.
206 services14 patients

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.

HERFINDAHL CHIROPRACTIC INC
Chiropractor
438 CAMINO DEL RIO S
SAN DIEGO, CA 92108
San Diego County (619) 295-3885
ZAVACKI CHIROPRACTIC HEALTH MANAGEMENT INC
Chiropractor
438 CAMINO DEL RIO S, SUITE 120
SAN DIEGO, CA 92108
San Diego County (619) 272-2773

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 Ashley Herfindahl's NPI number?

The NPI number for Ashley Herfindahl is 1770625733. It was assigned to this individual provider in the NPPES registry on February 13, 2007.

Where is Ashley Herfindahl located?

Ashley Herfindahl practices at 438 Camino Del Rio S Suite 120, San Diego, CA 92108. The listed phone number is (619) 295-3885.

What is Ashley Herfindahl's specialty?

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

Is Ashley Herfindahl enrolled in Medicare?

Yes. Ashley Herfindahl 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 Ashley Herfindahl's services?

According to the CMS Revalidation Reassignment List (October 2026 release), Ashley Herfindahl reassigns Medicare benefits to Herfindahl Chiropractic Inc (San Diego, CA). 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 Ashley Herfindahl'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 Ashley Herfindahl 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.