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DR. JACK R SIEKERKA D.C.
NPI 1598848566
Chiropractor in El Cajon, CA

Active since October 23, 2006Accepts Medicare Assignment
983 E WASHINGTON AVE, EL CAJON, CA 92020(619) 447-3779(619) 447-3899 Get Directions Write a Review

NPPES record last updated: August 20, 2010. Verified against the NPPES registry weekly; last sync: August 09, 2026.

About Dr. Jack R Siekerka D.c. NPPES

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

DR. JACK R SIEKERKA D.C. (NPI 1598848566) is an individual chiropractor in El Cajon, California, licensed in California (21509) and active in the NPI registry since October 2006. He is a graduate of Los Angeles College Of Chiropractic (1990).

NPPES Registry Identity

NPI1598848566
Entity TypeIndividualMale
Primary Taxonomy111N00000X
Provider Legal NameDR. JACK R SIEKERKACredential: D.C.
Location Address983 E WASHINGTON AVEEl Cajon, CA 92020-6611
Mailing Address983 E Washington AveEl Cajon, CA 92020-6611 · (619) 447-3779 · Fax (619) 447-3899
Phone(619) 447-3779
Fax(619) 447-3899
Sole ProprietorYes
Medical School CMSLos Angeles College Of ChiropracticGraduated 1990
Enumeration DateOctober 23, 2006
Last NPPES UpdateAugust 20, 2010
✔ NPI 1598848566 is a valid, active identifier and passes the ISO check-digit test.

Specialties & Licenses

★ Primary SpecialtyChiropractorChiropractic Providers
Taxonomy Code111N00000X
License✔ Licensed in CA · 21509
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.
983 E WASHINGTON AVE, El Cajon, CA 92020
Open in Google Maps ↗

Other Identifiers 2

Medicare ID-Type Unspecified6353324CA
Medicare UPINU19861CA

Accepted Insurance

The full list of accepted plans is on the Insurance tab. Issuers include Providence Health Plan.Insurance ›

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

Dr. Jack R Siekerka 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 ID446433429
PECOS Enrollment IDI20110329000636

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.
815 services50 patients

Other Providers at the Same Location NPPES

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

KAREN E. HERMANSON D.C.
Chiropractor
983 E WASHINGTON AVE
EL CAJON, CA 92020
San Diego County (619) 447-3779

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 Jack Siekerka's NPI number?

The NPI number for Jack Siekerka is 1598848566. It was assigned to this individual provider in the NPPES registry on October 23, 2006.

Where is Jack Siekerka located?

Jack Siekerka practices at 983 E Washington Ave, El Cajon, CA 92020. The listed phone number is (619) 447-3779.

What is Jack Siekerka's specialty?

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

Is Jack Siekerka enrolled in Medicare?

Yes. Jack Siekerka 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.

What insurance does Jack Siekerka accept?

Health plans from Providence Health Plan list Jack Siekerka as in-network in at least one marketplace plan. Coverage varies by plan and year; verify with the insurer or the provider before a visit.

When was this NPI record last updated?

The NPPES record for Jack Siekerka was last updated on August 20, 2010. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 15 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.