Mark E. Fredrick, DC
- Medicare patients, 2026
- 38
- Industry payments
- $16
- Affiliated sites
- 1
- State license
- 1
- Year NPI issued
- 2006
- Practice address
- 3930 Washington St Suite B Suite B, Gurnee, IL 60031
- Practice phone
- Call (847) 662-1600
- Professional email
- Get professional email
- Personal email
- Get personal email
- Mobile number
- Get mobile number
Primary practice
Fredrick Chiropractic Plus
Physician office · Gurnee, Illinois
Find Mark Fredrick's professional email, personal email and mobile number
Dmand AI checks each channel through healthcare-specific waterfall enrichment. See what is on file with a free account, with practice phones, licenses and affiliations.
Mark E. Fredrick is a chiropractor in Gurnee, Illinois
Mark Fredrick practices at Fredrick Chiropractic Plus in Gurnee, Illinois.
Mark Fredrick's NPI, 1467478404, was assigned on July 14, 2006. Mark Fredrick graduated from National College of Chiropractic in 1983. Mark Fredrick holds Illinois license 038005092.
- NPI
- 1467478404NPI Registry (opens in a new tab)
- Medicare PAC ID
- 0840484085
- NPI enumeration date
- July 14, 2006
- NPI status
- Active
- Accepts Medicare assignment
- Yes
- Practice phone
- (847) 662-1600
- Professional email
- Get email
- Personal email
- Get email
- Mobile number
- Get number
- Sex
- Male
- Estimated age
- 69
- Medical school graduation
- 1983
Sources: NPPES NPI Registry (CMS); Dmand AI Professional Profile Data; Dmand AI Affiliation Data; and Doctors and Clinicians National Downloadable File (CMS)
Mark E. Fredrick practices at Fredrick Chiropractic Plus in Gurnee, Illinois
Mark Fredrick's primary practice is Fredrick Chiropractic Plus, at 3930 Washington St Suite B Suite B, Gurnee, IL 60031. The practice phone is (847) 662-1600.
- Fredrick Chiropractic Plus3930 Washington St Suite B Suite B, Gurnee, IL 60031Phone(847) 662-1600
Source: Dmand AI Affiliation Data
Mark E. Fredrick is affiliated with 1 site of care
Mark Fredrick's primary practice is Fredrick Chiropractic Plus in Gurnee, Illinois.
Source: Dmand AI Affiliation Data
Dmand AI tracks the EHR system at Mark E. Fredrick's practice
Dmand AI tracks the electronic health record (EHR) system at each site where Mark Fredrick practices. Vendor and product names are available with a free account.
| Site | EHR vendor and product |
|---|---|
| Fredrick Chiropractic Plus | Available with a free account |
Source: Dmand AI Technology Install Data
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Mark E. Fredrick is one of 2,276 chiropractors in Illinois
Chiropractor is Mark Fredrick's primary specialty in the NPI Registry, under taxonomy code 111N00000X. Mark Fredrick is licensed in Illinois.
Specialties and state licenses
- Chiropractor, IllinoisPrimary
Chiropractors near Mark Fredrick
Counts of chiropractors with a Dmand AI profile, by place and practice. Each opens the list.
Sources: NPPES NPI Registry (CMS); Dmand AI Professional Profile Data; and Dmand AI Peer Benchmarks
Mark E. Fredrick treated 38 Medicare patients in 2026, average age 73
CMS counts 38 Medicare patients who saw Mark Fredrick in 2026. The largest group is 65 to 74, with 25 patients. 75% of them have high cholesterol, and 61% have high blood pressure. Their average risk score is 0.93, where 1.00 is the Medicare average.
Across all payers, Dmand AI patient panel data puts Mark Fredrick's median patient age at 58, with 50% women.
Mark Fredrick's Medicare patients by age, 2026
CMS leaves out age groups with fewer than 11 patients.
Mark Fredrick's Medicare patients by sex, 2026
- Women2053%
- Men1847%
Chronic conditions among Mark Fredrick's Medicare patients, 2026
- High cholesterol75%
- High blood pressure61%
- Arthritis50%
- Diabetes34%
- Anxiety32%
Share of Medicare patients with each condition. A patient can have several.
Mark Fredrick's patients across all payers
Dmand AI patient panel data covers Medicare, Medicaid and commercial patients.
Patient panel by age, all payers
Median age 58
Patient panel by sex, all payers
- Women50%
- Men49%
Sources: Dmand AI Patient Panel Data; and Medicare Physician & Other Practitioners - by Provider (CMS), 2026 data
How Mark E. Fredrick takes part in Medicare
Mark Fredrick accepts Medicare assignment, so Medicare's approved amount is taken as full payment.
- Accepts Medicare assignment
- Yes
Source: Doctors and Clinicians National Downloadable File (CMS)
Mark E. Fredrick received $16 in industry payments in 2025
CMS Open Payments shows 1 general payment to Mark Fredrick from 1 drug or device company in 2025. Food and beverage make up the largest share, 100% of the total. International Rehabilitative Sciences, Inc paid the most, $16.
Companies that paid Mark Fredrick the most, 2025 to 2025
Share is of all general payments to this clinician.
Source: Open Payments (CMS), 2025 data, released July 7, 2026
Mark E. Fredrick graduated from National College of Chiropractic
Mark Fredrick graduated from National College of Chiropractic in 1983.
- Medical school
Source: Dmand AI Professional Profile Data
Sources for Mark E. Fredrick's profile data
| Data on this page | Source |
|---|---|
| NPI, name, sex, specialty and licenses | NPPES NPI Registry (CMS) (opens in a new tab)Dmand AI Professional Profile Data |
| Practice locations and phone | Dmand AI Affiliation Data |
| Primary practice, affiliations and health system | Dmand AI Affiliation Data |
| Medicare patients and the all-payer patient panel | Dmand AI Patient Panel DataMedicare Physician & Other Practitioners - by Provider (CMS) (opens in a new tab) |
| MIPS scores, telehealth, assignment and procedure percentiles | Doctors and Clinicians National Downloadable File (CMS) (opens in a new tab) |
| Industry payments | Open Payments (CMS) (opens in a new tab) |
| Training, board certification and memberships | Dmand AI Professional Profile Data |
| EHR at each practice site | Dmand AI Technology Install Data |
| Similar physicians | Dmand AI Affiliation Data |
Data last refreshed October 2026Report an inaccuracyRemove my information
FAQ
Frequently asked questions about Mark E. Fredrick
Spotted something out of date? Email hello@dmand.ai and we will check the record. Contact details live in the free trial.
What is Mark E. Fredrick's NPI number?
Mark E. Fredrick's NPI number is 1467478404. It was assigned on July 14, 2006, and it is active in the NPI Registry.
What does Mark E. Fredrick specialize in?
Mark E. Fredrick is a chiropractor in Gurnee, Illinois. The primary specialty in the NPI Registry is Chiropractor (taxonomy code 111N00000X).
Where does Mark E. Fredrick practice?
Mark Fredrick practices at 3930 Washington St Suite B Suite B, Gurnee, IL 60031. Mark Fredrick's primary practice is Fredrick Chiropractic Plus in Gurnee, Illinois.
What is Mark E. Fredrick's office phone number?
The practice phone on file for Mark Fredrick is (847) 662-1600. Dmand AI also checks direct phone and mobile numbers, available with a free account.
What is Mark E. Fredrick's email address?
Dmand AI checks professional and personal email addresses for Mark Fredrick through healthcare-specific waterfall enrichment. They are available with a free Dmand AI account.
What is Mark E. Fredrick's medical license number?
Mark Fredrick holds Illinois license 038005092.
Does Mark E. Fredrick accept Medicare?
Yes. CMS lists Mark Fredrick as accepting Medicare assignment.
How many Medicare patients does Mark E. Fredrick see?
CMS counts 38 Medicare patients who saw Mark Fredrick in 2026, with an average age of 73.
Where did Mark E. Fredrick go to medical school?
Mark Fredrick graduated from National College of Chiropractic in 1983.
Has Mark E. Fredrick received payments from drug or device companies?
CMS Open Payments shows $16 in general payments to Mark Fredrick from 1 company from 2025 to 2025. The largest total came from International Rehabilitative Sciences, Inc.
How long has Mark E. Fredrick been practicing?
Mark Fredrick graduated from medical school in 1983, 43 years ago.
What EHR does Mark E. Fredrick's practice use?
Dmand AI tracks the EHR system at Fredrick Chiropractic Plus. The vendor and product are available with a free Dmand AI account.
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