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DR. DONALD K BOJNOWSKI D.C.
NPI 1922385061
Chiropractor in Sacramento, CA

Active since November 03, 2011
1500 21ST ST, SACRAMENTO, CA 95811(916) 443-3299 Get Directions Write a Review

NPPES record last updated: April 30, 2021. Verified against the NPPES registry weekly; last sync: November 08, 2026.

Record update history: Apr 30, 2021, Nov 15, 2019 (2 updates tracked since 2019).

About Dr. Donald K Bojnowski D.c. NPPES

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

DR. DONALD K BOJNOWSKI D.C. (NPI 1922385061) is an individual chiropractor in Sacramento, California, licensed in California (DC15527) and active in the NPI registry since November 2011. He maintains a secondary practice location in Petaluma.

NPPES Registry Identity

NPI1922385061
Entity TypeIndividualMale
Primary Taxonomy111N00000X
Provider Legal NameDR. DONALD K BOJNOWSKICredential: D.C.
Location Address1500 21ST STSacramento, CA 95811-5216
Mailing Address1500 21st StSacramento, CA 95811-5216 · (916) 443-3299
Phone(916) 443-3299
Sole ProprietorYes
Enumeration DateNovember 3, 2011
Last NPPES UpdateApril 30, 20212 updates tracked since enumeration
NPPES CertifiedApril 30, 2021
✔ NPI 1922385061 is a valid, active identifier and passes the ISO check-digit test.

Specialties & Licenses

★ Primary SpecialtyChiropractorChiropractic Providers
Taxonomy Code111N00000X
License✔ Licensed in CA · DC15527
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.
1500 21ST ST, Sacramento, CA 95811
Open in Google Maps ↗

Secondary Practice Location 1

Location 11179 N McDowell BlvdPetaluma, CA 94954-6559 · Phone (707) 559-7500 · Fax (707) 559-7620

Medicare Participation & PECOS CMS

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

Medicare Enrollment Status

✔

Enrolled in Medicare (PECOS)

Dr. Donald K Bojnowski D.c. is registered in the CMS Provider Enrollment, Chain and Ownership System (PECOS).

Medicare Billing Reassignment

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

Petaluma Health Center Inc
65 mi
Federally Qualified Health Center (FQHC)
1179 N MCDOWELL BLVD
Petaluma, CA 94954
  • Reassigned Medicare billing, California enrollment
  • 63 clinicians in this Medicare group
NPI 1588656268 (707) 559-7500

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.
160 services43 patients

Other Providers at the Same Location NPPES 20

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

SUSAN HOPE DUNDAS PA-C
Physician Assistant
1500 21ST ST
SACRAMENTO, CA 95811
Sacramento County (916) 443-3299
DEBRAH DELOIS DELONEY-DEANS LMFT
Marriage & Family Therapist
1500 21ST ST
SACRAMENTO, CA 95811
Sacramento County (916) 914-6226
STELLA MORDEN PHD, NP-C
Nurse Practitioner (Family)
1500 21ST ST
SACRAMENTO, CA 95811
Sacramento County (916) 914-6358
DIVYA MATTATHIL
Nurse Practitioner (Primary Care)
1500 21ST ST
SACRAMENTO, CA 95811
Sacramento County (916) 443-3299
TRACY A DUPLANTIER PA
Physician Assistant
1500 21ST ST
SACRAMENTO, CA 95811
Sacramento County (916) 443-3299
MARK F MINDER LCSW
Social Worker (Clinical)
1500 21ST ST
SACRAMENTO, CA 95811
Sacramento County (916) 443-3299
MR. JORGE REYNALDO HERNANDEZ LCSW
Social Worker (Clinical)
1500 21ST ST
SACRAMENTO, CA 95811
Sacramento County (916) 914-6354
CRYSTAL OROZCO RDN
Dietitian, Registered
1500 21ST ST
SACRAMENTO, CA 95811
Sacramento County (916) 443-3299

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 Donald Bojnowski's NPI number?

The NPI number for Donald Bojnowski is 1922385061. It was assigned to this individual provider in the NPPES registry on November 3, 2011.

Where is Donald Bojnowski located?

Donald Bojnowski practices at 1500 21st St, Sacramento, CA 95811. The listed phone number is (916) 443-3299.

What is Donald Bojnowski's specialty?

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

Is Donald Bojnowski enrolled in Medicare?

Yes. Donald Bojnowski is registered in the Medicare PECOS enrollment system.

Which organization bills Medicare for Donald Bojnowski's services?

According to the CMS Revalidation Reassignment List (October 2026 release), Donald Bojnowski reassigns Medicare benefits to Petaluma Health Center Inc (Petaluma, 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 Donald Bojnowski'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 Donald Bojnowski was last updated on April 30, 2021. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 5 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.