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Dr. Dan M Olson , DC

Chiropractor โ€ข Madison, WI

Active NPI 1255359345 Individual Practitioner Male Practitioner Accepts Medicare assignment
Practice location in NPPES

675 W Washington Ave
Madison, WI 537032637

Call 6082579700 Location details and other listings
Medical Disclaimer

This profile restates public CMS/NPPES data; T-MedInfo gives no medical advice — consult a licensed professional, and call 911 for emergencies.

Practice Location & Contact Primary Location

Practice Address

675 W Washington Ave

Madison, WI 537032637

Telephone 6082579700
Organization at the Same NPPES Address or Phone
Group Health Cooperative Of South Central Wisconsin Facility NPI 1255342754

Matched by practice address or phone in NPPES. A shared address or phone does not confirm that this clinician works there.

Other Listings in Public Data

CMS Doctors and Clinicians lists 1 group name: Group Health Cooperative Of South Central Wisconsin. See the list

Source: CMS Doctors and Clinicians National Downloadable File, release date unavailable.

Listings do not confirm current availability, employment or a shared ownership network.

Medicare Profile & Education

Source: CMS Doctors and Clinicians National Downloadable File

Medical School

Palmer College Chiropractic - Davenport

Graduation Year

1995

Medicare patients

94 people with Original Medicare in 2024

Different Original Medicare patients in 2024; counts below 11 are hidden; this does not show availability or quality.

Source: CMS, Medicare Physician & Other Practitioners โ€“ by Provider, 2024.

Medicare-allowed amount

About $12,049 in 2024

The total amount Medicare approved for these services in 2024. It includes what Medicare paid and what patients or their other insurance owed, such as the deductible and coinsurance.

What this does not show: Medicare-allowed amount

This is not the clinician's income. Part of it can go to a clinic or group practice, staff, equipment or drugs. It is not the price you will pay.

Source: CMS, Medicare Physician & Other Practitioners โ€“ by Provider and Service, 2024.

Paid by Medicare

About $8,259 in 2024

The part of the Medicare-allowed amount that Medicare itself paid in 2024, after patients' deductibles and coinsurance.

What this does not show: Paid by Medicare

This is not the clinician's income and not a measure of quality.

Source: CMS, Medicare Physician & Other Practitioners โ€“ by Provider and Service, 2024.

30-day fills

38 standardized 30-day fills in 2013

CMS converts prescriptions to 30-day supplies so they can be compared. A 90-day prescription counts as about three 30-day fills.

What this does not show: 30-day fills

It is not a count of patients and not a measure of quality.

Part D drug cost

$2,077 in 2013

The total cost of these prescriptions in 2013, paid by Medicare drug plans, patients and other payers together.

What this does not show: Part D drug cost

A higher cost often reflects the type of medicines a specialty uses. It is not your out-of-pocket cost and not a measure of quality.

Source: CMS, Medicare Part D Prescribers โ€“ by Provider and Drug, 2013.

Industry payments (Open Payments)

No Open Payments records are listed for this clinician for 2019โ€“2025.

Guide: How to read an Open Payments record

Years since graduation

31 years (graduated 1995)

CMS Doctors and Clinicians data list 1995 as the year this clinician finished professional school.

What this does not show: Years since graduation

It is not the number of years in practice, and more years does not mean better care.

Source: CMS Doctors and Clinicians National Downloadable File.

NPI first issued

2006

The year this clinician's National Provider Identifier (NPI) was issued. An NPI is a unique 10-digit ID that US health care providers use for billing.

What this does not show: NPI first issued

NPIs have been issued only since 2005, so this year is not necessarily when the clinician started practicing.

Source: CMS NPPES NPI Registry.

Accepts Medicare assignment

CMS data list this clinician as accepting Medicare assignment. This means agreeing to take the Medicare-approved amount as full payment for covered services.

Medicare assignment applies to Original Medicare. It does not tell you whether the clinician is in a Medicare Advantage plan's network, accepts other insurance, or is taking new patients.

Source: CMS Doctors and Clinicians; Medicare.gov, โ€œDoes your provider accept Medicare as full payment?โ€

Guide: What Medicare assignment means

No telehealth indicator

CMS shows this indicator only when recent Medicare claims include telehealth services. The clinician may still offer telehealth; ask the office.

Source: CMS, Telehealth Indicator on Medicare Care Compare (fact sheet, January 2023); CMS Doctors and Clinicians.

Guide: How Medicare covers telehealth

Enrolled in Medicare (PECOS)

Dr. Olson has a Medicare enrollment record in PECOS, the CMS system clinicians use to enroll so they can bill Medicare or order services for people with Medicare.

It does not show whether the clinician accepts assignment, is in your plan's network, or is taking new patients.

Source: CMS Medicare Fee-For-Service Public Provider Enrollment (PECOS); CMS Order and Referring file.

Guide: What Medicare enrollment (PECOS) means

Compared with the same specialty in Madison and Wisconsin

Billing and prescribing volume is not a quality rating.

Medicare Part B services

More Medicare Part B services than 60% of clinicians listed under Chiropractor in Madison, WI (2024, 51 clinicians with data). Median for this group: 290. Middle half: 206 to 618.

Close to the middle for clinicians listed under Chiropractor in Wisconsin (2024, 1,190 clinicians with data). Median for this group: 319. Middle half: 188 to 554.

Medicare-allowed amount

A higher Medicare-allowed amount than 60% of clinicians listed under Chiropractor in Madison, WI (2024, 51 clinicians with data). Median for this group: $9,842. Middle half: $6,791 to $21,843.

Close to the middle for clinicians listed under Chiropractor in Wisconsin (2024, 1,190 clinicians with data). Median for this group: $10,808. Middle half: $6,361 to $19,292.

Paid by Medicare

Close to the middle for clinicians listed under Chiropractor in Madison, WI (2024, 51 clinicians with data). Median for this group: $6,970. Middle half: $4,563 to $14,406.

Close to the middle for clinicians listed under Chiropractor in Wisconsin (2024, 1,190 clinicians with data). Median for this group: $7,448. Middle half: $4,379 to $13,320.

111 active clinicians are listed under Chiropractor with a practice address in Madison, WI (2,550 in Wisconsin).

Addresses are self-reported to NPPES and may be out of date.

Telehealth indicator in Madison

0% of these 111 clinicians have the CMS telehealth indicator.

36% of these 111 clinicians are listed by CMS as accepting Medicare assignment.

Sources: CMS Medicare Physician & Other Practitioners (2024), CMS Medicare Part D Prescribers (2013), CMS Doctors and Clinicians, CMS NPPES NPI Registry. Specialty names follow the NUCC Health Care Provider Taxonomy.

Text: T-MedInfo ยท Report an error.

Performed Procedures & Service Volume

Services billed to Original Medicare Part B in 2024.

CMS Part B ยท Data Year 2024
Reporting Year:

CPTยฎ is a registered trademark of the American Medical Association. CPT codes, descriptions and other data only are copyright 2017โ€“2023 American Medical Association. All rights reserved. Applicable FARS/HHSARS apply. Descriptions of CPT codes are the AMA's CPT Consumer Friendly Descriptors as published by CMS in the Medicare Physician & Other Practitioners โ€“ by Provider and Service data, 2018โ€“2024; they are plain-language summaries, not for clinical coding or documentation. HCPCS Level II codes and descriptions are from CMS. Fee schedules, relative value units, conversion factors and/or related components are not assigned by the AMA, are not part of CPT, and the AMA is not recommending their use. The AMA does not directly or indirectly practice medicine or dispense medical services. The AMA assumes no liability for data contained or not contained herein.

HCPCS Code Services Patients Submitted Charge Medicare Allowed
98941 Chiropractic manipulative treatment, 3-4 spinal regions
218 55 $136.00 $37.68
98940 Chiropractic manipulative treatment, 1-2 spinal regions
147 53 $107.00 $26.09

Source: CMS Part B by Provider and Service, 2024; services under 11 beneficiaries omitted by CMS. Privacy limits

Submitted charges are billed amounts, not a price quote for your visit.

Medicare Part D Prescribing Profile & Medications

Medicare Part D prescriptions filled, including refills, in 2013.

CMS Part D ยท Data Year 2013
Brand Name Generic Name Prescriptions Day Supply Total Cost Patients
Clopidogrel Clopidogrel Bisulfate 13 390 $1,040.94 โ€”
Oxybutynin Chloride Er Oxybutynin Chloride 13 390 $921.14 โ€”
Zolpidem Tartrate Zolpidem Tartrate 12 360 $115.08 โ€”

Source: CMS Part D by Provider and Drug, 2013; rows below 11 claims omitted by CMS; volume isn’t quality. Privacy limits

Specialties & License Numbers Reported to NPPES

Chiropractor Primary Specialty

NUCC Taxonomy Code: 111N00000X

License # reported to NPPES WI 3197

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.

Check License Status with the State Board License numbers are self-reported to NPPES; T-MedInfo does not confirm them against state records. Current status: Wisconsin Department of Safety and Professional Services.
Look Up on State Board Site

Additional State Medicaid & Healthcare Payer Identifiers

Medicaid ID
38887300 (WI)

Medicare (PECOS) Enrollment & Ordering Eligibility

Source: CMS PECOS
Medicare FFS Enrollment Status Medicare Enrollment on File
CMS Provider Specialty

PRACTITIONER - CHIROPRACTIC

Medicare Enrollment ID

I20050110000897

Enrollment State Jurisdiction

WI

PECOS Control ID

6305894924

Sources: CMS Provider Enrollment and Order and Referring. Medicare enrollment is a billing status, not an accreditation or quality rating.

Medicare Group Practice Enrollments

Source: CMS Doctors and Clinicians National Downloadable File

Group Health Cooperative Of South Central Wisconsin

8202 Excelsior Dr, Madison, WI 537171906

Phone: 6088311766

Clinicians Sharing This Practice Address or Phone

Clinicians sharing this NPPES address, phone or fax; a shared contact does not mean they work together.

29 listed
Dr. Rebecca Bull , MD

Family Medicine

NPI 1003831991

Doctor of Medicine (M.D.)

NPI 1124043278

Doctor of Medicine (M.D.)

Dr. David Eckerle , MD

Internal Medicine

NPI 1487673273

Doctor of Medicine (M.D.)

Ellen Evans , PA-C

Physician Assistant - Medical

NPI 1669420527

Physician Assistant (Certified)

Kyoko Felland , PA

Physician Assistant

NPI 1356867006

Physician Assistant

Bryan Geigler

Physician Assistant - Medical

NPI 1629451240

Career & Practice History

NPI enumerated July 17, 2006.

No changes to the name, practice address, taxonomy or NPI status in this record have been observed in the monthly NPPES data files from January 2017 to August 2026.

No reviews have been published yet. Leave a review.

NPI Administrative Meta

NPI Number: 1255359345
Entity Type:
Individual Provider Physician, Nurse Practitioner, or Solo Healthcare Professional (Type 1 NPI)
Enumeration Date: July 17, 2006
Last Update: September 25, 2012
Sole Proprietor: No

Other Chiropractors in Madison

All Chiropractors in Madison

Mailing Address

1265 John Q Hammons Dr

Madison, WI 537171941

Phone: 6082514156

About This Data NPPES fields (address, phone, specialty, license) are self-reported and may be outdated; Medicare fields follow the CMS dataset named in each section. Correct directly at NPPES.