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Dr. Chad Claus, DO
NPI1134579451PAC ID5698066579
- Medicare services, 2024
- 246
- Medicare patients, 2024
- 130
- Part D claims, 2024
- 69
- Publications
- 20
- Hospital affiliations
- 5
- Practice address
- 47601 Grand River Ave, Novi, MI 48374
- Professional email
- Get professional email
- Personal email
- Get personal email
- Mobile number
- Get mobile number
Primary practice
St John Hospital and Medical Center - Assarian Cancer Center - HOPD
Acute Care Hospital outpatient department · Novi, Michigan
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Dr. Chad Claus is a neurosurgeon in Novi, Michigan
Dr. Claus practices at St John Hospital and Medical Center - Assarian Cancer Center - HOPD in Novi, Michigan.
Dr. Claus' NPI, 1134579451, was assigned on June 17, 2016. Dr. Claus holds Michigan license 5101026931.
NPI and contact details
- NPI
- 1134579451NPI Registry (opens in a new tab)
- Medicare PAC ID
- 5698066579
- NPI enumeration date
- June 17, 2016
- NPI status
- Active
- Accepts Medicare assignment
- Yes
- Professional email
- Get email
- Personal email
- Get email
- Mobile number
- Get number
- Sex
- Male
- Estimated age
- 36
- Medical school graduation
- 2016
Sources: NPPES NPI Registry (CMS); Dmand AI Professional Profile Data; Dmand AI Affiliation Data; and Doctors and Clinicians National Downloadable File (CMS)
Dr. Chad Claus practices at St John Hospital and Medical Center - Assarian Cancer Center - HOPD in Novi, Michigan
Dr. Claus' primary practice is St John Hospital and Medical Center - Assarian Cancer Center - HOPD, at 47601 Grand River Ave, Novi, MI 48374.
- St John Hospital and Medical Center - Assarian Cancer Center - HOPD47601 Grand River Ave, Novi, MI 48374
Source: Dmand AI Affiliation Data
Dr. Chad Claus is affiliated with 10 sites of care and 4 medical groups
Dr. Claus' primary practice is St John Hospital and Medical Center - Assarian Cancer Center - HOPD in Novi, Michigan. Dr. Claus is also affiliated with University Hospital. The medical group on file is Henry Ford Health Providence Hospital. Dmand AI also links Dr. Claus to 4 more hospitals, 3 group practices and clinics, 3 medical groups and 1 clinical lab, each named with a free account.
St John Hospital and Medical Center - Assarian Cancer Center - HOPDPrimary
Source: Dmand AI Affiliation Data
Dmand AI tracks the EHR system at Dr. Chad Claus' practice
Dmand AI tracks the electronic health record (EHR) system at each site where Dr. Claus practices, 10 sites in all. Vendor and product names are available with a free account.
| Site | EHR vendor and product |
|---|---|
| St John Hospital and Medical Center - Assarian Cancer Center - HOPD | Available with a free account |
| +9 more sites and 3 medical groups | Available with a free account |
Source: Dmand AI Technology Install Data
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Dr. Chad Claus is one of 256 neurosurgeons in Michigan
Neurological surgery is Dr. Claus' primary specialty in the NPI Registry, under taxonomy code 207T00000X. Dmand AI has Dr. Claus' licenses on file in 2 states: Michigan and Alabama.
Specialties and state licenses
- Neurological surgery, MichiganPrimary
- Alabama license
Neurosurgeons near Dr. Claus
Counts of neurosurgeons 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
Dr. Chad Claus billed Medicare for 246 services in 2024
CMS data shows 246 Medicare services from Dr. Claus across 11 procedure codes in 2024, for 130 Medicare patients. Medicare paid $17,861 for them.
Medicare services, 2024246
Medicare patients130
Paid by Medicare$17,861
Procedure codes11
Dr. Claus' Medicare services by type, 2024
- Office and hospital visits171
- Imaging75
Where Dr. Claus' Medicare services took place, 2024
- In an office13354%
- In a facility11346%
Dr. Claus compared with the Michigan median for neurosurgeons, 2024
- Dr. Claus
- Michigan median
- Medicare services
- 246vs 16252% above
- Medicare patients
- 130vs 1227% above
- Part D claims
- 42vs 3327% above
Medians across 219 neurosurgeons in Michigan with Dmand AI profiles that report each measure.
Dr. Claus' most billed Medicare procedure codes, 2024
CMS publishes codes billed for 11 or more Medicare patients. Each label is the code family; CPT descriptions are licensed by the AMA.
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Sources: Medicare Physician & Other Practitioners - by Provider and Service (CMS), 2024 data; and Dmand AI Peer Benchmarks
Dr. Chad Claus treated 130 Medicare patients in 2024, average age 74
CMS counts 130 Medicare patients who saw Dr. Claus in 2024. The largest group is 65 to 74, with 49 patients. 75% of them have high blood pressure, and 75% have high cholesterol. 21% are also on Medicaid. Their average risk score is 1.65, where 1.00 is the Medicare average, so they are sicker than most Medicare patients.
Across all payers, Dmand AI patient panel data puts Dr. Claus' median patient age at 68, with 54% women.
Medicare patients, 2024130
Average age74
Average risk score1.65
Also on Medicaid21%
Dr. Claus' Medicare patients by age, 2024
Dr. Claus' Medicare patients by sex, 2024
- Women7155%
- Men5945%
Chronic conditions among Dr. Claus' Medicare patients, 2024
- High blood pressure75%
- High cholesterol75%
- Arthritis72%
- Diabetes43%
- Ischemic heart disease43%
- Heart failure32%
- Mood disorders32%
- Chronic kidney disease31%
Share of Medicare patients with each condition. A patient can have several.
Dr. Claus' patients across all payers
Dmand AI patient panel data covers Medicare, Medicaid and commercial patients.
Patient panel by age, all payers
Median age 68
Patient panel by sex, all payers
- Women54%
- Men45%
Sources: Dmand AI Patient Panel Data; and Medicare Physician & Other Practitioners - by Provider (CMS), 2024 data
Dr. Chad Claus wrote 69 Medicare Part D claims in 2024
In 2024, Dr. Claus wrote 69 Medicare Part D claims for 34 patients. 100% of them were for generic drugs. CMS names the drug for 42 of them, across 3 drugs with 11 or more claims each, at $299 in total drug cost. In 2018, CMS named 14 claims across 1 drug.
Part D claims, 202469
Drugs named by CMS3
Total drug cost$299
Part D patients34
Dr. Claus' most prescribed drugs by claims, 2024
CMS names a drug when it has 11 or more claims. Share is of the claims for drugs CMS names.
Drug classes CMS tracks in Dr. Claus' Part D claims, 2024
- Opioids39%27 of 69 claims
Share of all Part D claims for each drug class CMS reports on. Classes with no claims are left out.
Part D claims for drugs CMS names, 2018 to 2024
- 2018
- 2024
- Claims for drugs CMS names
- 2018: 142024: 42200%
Drugs named by CMS: 3 in 2024, 1 in 2018.
Sources: Medicare Part D Prescribers - by Provider and Drug (CMS), 2024 data, released May 6, 2026; and Medicare Part D Prescribers - by Provider (CMS), 2024 data
Dr. Chad Claus ranks in the 74th percentile for spinal fusion in Medicare
Dr. Claus accepts Medicare assignment, so Medicare's approved amount is taken as full payment. CMS counts 101 procedures of spinal fusion by Dr. Claus, more than 74% of the clinicians it reports for that procedure.
- Accepts Medicare assignment
- Yes
Where Dr. Claus ranks in Medicare procedure volume
- Spinal fusion
- 74th percentile101 procedures
- Laminectomy or laminotomy (partial removal of spine bones)
- 60th percentile29 procedures
CMS ranks each clinician against every clinician it reports for the same procedure category.
Sources: Doctors and Clinicians National Downloadable File (CMS); and Doctors and Clinicians Utilization Data (CMS)
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Dr. Chad Claus has 20 publications on record
Dmand AI links 20 papers to Dr. Claus, published from 2019 to 2023. 2020 was the busiest year, with 4. The most frequent topics are Spinal Fusion, Lumbar Vertebrae and Patient Reported Outcome Measures. Dr. Claus has published most often in Spine (Phila Pa 1976). Dr. Claus' most frequent co-authors are Boyd Richards, DO, Clifford Michael Houseman, DO and Evan Lytle, DO.
Papers20
Years published2019 to 2023
Dr. Claus' papers by year, 2019 to 2023
Topics Dr. Claus writes about most
- Spinal Fusion
- Lumbar Vertebrae
- Patient Reported Outcome Measures
- Postoperative Complications
- Minimally Invasive Surgical Procedures
- Michigan
- Brain Ischemia
- Cervical Vertebrae
Dr. Claus' most frequent co-authors
- Boyd Richards, DO12 shared papers
- Clifford Michael Houseman, DO11 shared papers
- Evan Lytle, DO10 shared papers
Recent publications by Dr. Claus
KetorolacLumbar VertebraeMinimally Invasive Surgical Procedures
Ambulatory Surgical ProceduresCOVID-19Neurosurgery
See who Dr. Claus researches with
Physician Network Discovery turns co-authorship, shared hospitals and shared groups into a map of who Dr. Claus works with, so you can find a warm path to the right neurosurgeons.
Sources: PubMed (National Library of Medicine); and Dmand AI Research Linkage
Dr. Chad Claus received $9,053 in industry payments from 2016 to 2025
CMS Open Payments shows 104 general payments to Dr. Claus from 16 drug and device companies from 2016 to 2025. Food and beverage make up the largest share, 47% of the total. Medical Device Business Services, Inc. paid the most, $3,226.
General payments to Dr. Claus by program year, 2016 to 2025
General payments to Dr. Claus by kind, 2016 to 2025
$9.1Kin total
- Food and beverage$4,23247%
- Travel and lodging$3,46738%
- Education$1,35015%
- Gifts$40%
Companies that paid Dr. Claus the most, 2016 to 2025
Share is of all general payments to this clinician.
Source: Open Payments (CMS), 2025 data, released July 7, 2026
Sources for Dr. Chad Claus'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 services and procedure codes | Medicare Physician & Other Practitioners - by Provider and Service (CMS) (opens in a new tab) |
| State medians for the same specialty | Dmand AI Peer Benchmarks |
| Medicare patients and the all-payer patient panel | Dmand AI Patient Panel DataMedicare Physician & Other Practitioners - by Provider (CMS) (opens in a new tab) |
| Part D prescribing | Medicare Part D Prescribers - by Provider and Drug (CMS) (opens in a new tab)Medicare Part D Prescribers - 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)Doctors and Clinicians Utilization Data (CMS) (opens in a new tab) |
| Publications, topics and co-authors | PubMed (National Library of Medicine) (opens in a new tab)Dmand AI Research Linkage |
| Industry payments | Open Payments (CMS) (opens in a new tab) |
| 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 Dr. Chad Claus
Spotted something out of date? Email hello@dmand.ai and we will check the record. Contact details live in the free trial.
What is Dr. Chad Claus' NPI number?
Dr. Chad Claus' NPI number is 1134579451. It was assigned on June 17, 2016, and it is active in the NPI Registry.
What kind of doctor is Dr. Chad Claus?
Dr. Chad Claus is a neurosurgeon in Novi, Michigan. The primary specialty in the NPI Registry is Neurological Surgery Physician (taxonomy code 207T00000X).
Where does Dr. Chad Claus practice?
Dr. Claus practices at 47601 Grand River Ave, Novi, MI 48374. Dr. Claus' primary practice is St John Hospital and Medical Center - Assarian Cancer Center - HOPD in Novi, Michigan. Dmand AI also links Dr. Claus to 4 hospitals, 3 group practices and clinics, 3 medical groups and 1 clinical lab.
What is Dr. Chad Claus' medical license number?
Dr. Claus holds Michigan license 5101026931, one of the licenses on file in 2 states.
Which states has Dr. Chad Claus been licensed in?
Dmand AI has state licenses on file for Dr. Claus in Michigan and Alabama.
Which hospitals is Dr. Chad Claus affiliated with?
Dr. Claus is affiliated with University Hospital. Dmand AI links Dr. Claus to 4 more hospitals.
What medical group is Dr. Chad Claus part of?
Dr. Claus is linked to Henry Ford Health Providence Hospital. Dmand AI links Dr. Claus to 3 more medical groups.
Does Dr. Chad Claus accept Medicare?
Yes. CMS data shows Dr. Claus billed Medicare for 246 services in 2024, and Dr. Claus accepts Medicare assignment.
How many Medicare patients does Dr. Chad Claus see?
CMS counts 130 Medicare patients who saw Dr. Claus in 2024, with an average age of 74.
What services does Dr. Chad Claus bill to Medicare?
In 2024, Dr. Claus' most billed Medicare services were office visit, established patient (99213), hospital inpatient care (99232) and diagnostic imaging (76000).
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What drugs does Dr. Chad Claus prescribe most?
In 2024 Medicare Part D data, Dr. Claus' most prescribed drugs by claims were Oxycodone HCl, Gabapentin and Methocarbamol.
Has Dr. Chad Claus received payments from drug or device companies?
CMS Open Payments shows $9,053 in general payments to Dr. Claus from 16 companies from 2016 to 2025. The largest total came from Medical Device Business Services, Inc.
How long has Dr. Chad Claus been practicing?
Dr. Claus graduated from medical school in 2016, 10 years ago.
Does Dr. Chad Claus do research?
Dmand AI links 20 publications to Dr. Claus, published from 2019 to 2023.
Who does Dr. Chad Claus publish with?
Dr. Claus' most frequent co-authors are Boyd Richards, DO (12 shared papers), Clifford Michael Houseman, DO (11 shared papers) and Evan Lytle, DO (10 shared papers).
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