Doctor profile · Federal record

Dr. Zachary Boltjes

Chiropractor (CMS: Chiropractic) · Sioux City, IA

  • NPI 1194259846
  • Accepts Medicare
  • 9 yrs in practice
  • Male
  • Group practice
  • No sanctions

Practice & contact

NPPES Updated May 11, 2026
Primary practice
2608 Hamilton Blvd
Sioux City, IA 511044048
(712) 255-5511
fax (712) 277-1336

Credentials & registration

NPPES · NUCC
NPI registered
April 2017 — 9 yrs on file
Year of graduation
2017 — 9 yrs since
Specialty taxonomy
111N00000X — NUCC code
State license (1)
Iowa #086550

Federal sanctions & exclusions

OIG LEIE Updated May 11, 2026

No sanctions, exclusions or revocations on file

Checked against OIG LEIE on NPI 1194259846. Last verified May 11, 2026.

Medicare procedures · 2023

Top services delivered

CMS Provider Utilization
Total services
497
Distinct HCPCS
2
Medicare allowed
$15,644
HCPCS Description Services Patients Avg allowed
98940 Chiropractic manipulative treatment, 1-2 spinal regions 272 26 $26
98941 Chiropractic manipulative treatment, 3-4 spinal regions 225 14 $38

In context: peer comparison

Among 14 peers in Sioux City Chiropractor, average services per provider: 447. This provider delivers 1.1× the peer median.

Frequently asked questions

Auto-generated from federal data
What is Dr. Zachary Boltjes's medical specialty?
Dr. Zachary Boltjes practices Chiropractor in Sioux City, IA.
Where does Dr. Zachary Boltjes practice?
Dr. Zachary Boltjes practices at 2608 Hamilton Blvd, Sioux City, IA 511044048. Office phone: 7122555511.
What is Dr. Zachary Boltjes's NPI?
Dr. Zachary Boltjes's National Provider Identifier (NPI) is 1194259846, issued by NPPES.
Does Dr. Zachary Boltjes accept Medicare assignment?
Yes. Dr. Zachary Boltjes accepts Medicare assignment, meaning Medicare-allowed amounts are accepted as full payment for covered services.
What procedures does Dr. Zachary Boltjes commonly perform?
Top Medicare-reported procedures in 2023: Chiropractic manipulative treatment, 1-2 spinal regions (HCPCS 98940); Chiropractic manipulative treatment, 3-4 spinal regions (HCPCS 98941). Source: CMS Medicare Physician & Other Practitioners file.