Dis Colon Rectum
Dr. Jason Kimball Shellnut, MD
- Medicare services, 2024
- 609
- Medicare patients, 2024
- 415
- Part D claims, 2024
- 610
- Publications
- 2
- Hospital affiliations
- 3
- Practice address
- 1121 Crooks Rd, Royal Oak, MI 48067
- Practice phone
- Call (248) 541-8554
- Professional email
- Get professional email
- Personal email
- Get personal email
- Mobile number
- Get mobile number
Primary practice
Jason Shellnut, MD
Royal Oak, Michigan
Find Dr. Shellnut'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.
Dr. Jason Kimball Shellnut is a general surgeon in Royal Oak, Michigan
Dr. Shellnut practices at Jason Shellnut, MD in Royal Oak, Michigan.
Dr. Shellnut's NPI, 1144316340, was assigned on October 5, 2006. Dr. Shellnut graduated from University of Iowa, RJ & L Carver College of Medicine in 2003. Dr. Shellnut holds Iowa license R-6999.
- NPI
- 1144316340NPI Registry (opens in a new tab)
- Medicare PAC ID
- 8224182183
- NPI enumeration date
- October 5, 2006
- NPI status
- Active
- Accepts Medicare assignment
- Yes
- Practice phone
- (248) 541-8554
- Professional email
- Get email
- Personal email
- Get email
- Mobile number
- Get number
- Sex
- Male
- Estimated age
- 49
- Medical school graduation
- 2003
Sources: NPPES NPI Registry (CMS); Dmand AI Professional Profile Data; Dmand AI Practice Data; and Doctors and Clinicians National Downloadable File (CMS)
Dr. Jason Kimball Shellnut practices at Jason Shellnut, MD in Royal Oak, Michigan
Dr. Shellnut's primary practice is Jason Shellnut, MD, at 1121 Crooks Rd, Royal Oak, MI 48067 in Oakland County. The practice phone is (248) 541-8554.
- Jason Shellnut, MD1121 Crooks Rd, Royal Oak, MI 48067 · Oakland CountyPhone(248) 541-8554
Sources: NPPES NPI Registry (CMS); and Dmand AI Practice Data
Dr. Jason Kimball Shellnut is affiliated with 7 sites of care and 3 medical groups
Dr. Shellnut's primary practice is Jason Shellnut, MD in Royal Oak, Michigan. Dr. Shellnut is also affiliated with Corewell Health William Beaumont University Hospital. The medical group on file is Beaumont Medical Group - Specialty Services. Dmand AI also links Dr. Shellnut to 2 more hospitals, 2 group practices and clinics, 2 medical groups and 1 physician office, each named with a free account.
Sources: NPPES NPI Registry (CMS); Dmand AI Practice Data; and Dmand AI Affiliation Data
Dmand AI tracks the EHR system at Dr. Jason Kimball Shellnut's practice
Dmand AI tracks the electronic health record (EHR) system at each site where Dr. Shellnut practices, 6 sites in all. Vendor and product names are available with a free account.
| Site | EHR vendor and product |
|---|---|
| Jason Shellnut, MD | Available with a free account |
| +6 more sites and 2 medical groups | Available with a free account |
Source: Dmand AI Technology Install Data
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Dr. Jason Kimball Shellnut is one of 1,095 general surgeons in Michigan
Surgery is Dr. Shellnut's primary specialty in the NPI Registry, under taxonomy code 208600000X. Dr. Shellnut is licensed in Iowa.
Specialties and state licenses
- Surgery, IowaPrimary
General surgeons near Dr. Shellnut
Counts of general surgeons 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. Jason Kimball Shellnut billed Medicare for 609 services in 2024
CMS data shows 609 Medicare services from Dr. Shellnut across 12 procedure codes in 2024, for 415 Medicare patients. Medicare paid $69,952 for them.
Dr. Shellnut's Medicare services by type, 2023 to 2024
- 2023
- 2024
- Office and hospital visits
- 2023: 3912024: 3705%
- Surgery
- 2023: 1792024: 1705%
- Other services
- 2023: 582024: 6919%
Where Dr. Shellnut's Medicare services took place, 2024
- In an office30750%
- In a facility30250%
Dr. Shellnut compared with the Michigan median for general surgeons, 2024
- Dr. Shellnut
- Michigan median
- Medicare services
- 609vs 1264.8 times
- Medicare patients
- 415vs 1073.9 times
- Part D claims
- 476vs 3015.9 times
Medians across 1,046 general surgeons in Michigan with Dmand AI profiles that report each measure.
Dr. Shellnut's 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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Medicare shows one payer. Book a meeting to get commercial claims data for Dr. Shellnut and other general surgeons in Michigan.
Sources: Medicare Physician & Other Practitioners - by Provider and Service (CMS), 2024 data; and Dmand AI Peer Benchmarks
Dr. Jason Kimball Shellnut treated 415 Medicare patients in 2024, average age 72
CMS counts 415 Medicare patients who saw Dr. Shellnut in 2024. The largest group is 65 to 74, with 224 patients. 75% of them have high cholesterol, and 69% have high blood pressure. 10% are also on Medicaid. Their average risk score is 1.46, where 1.00 is the Medicare average.
Across all payers, Dmand AI patient panel data puts Dr. Shellnut's median patient age at 63, with 53% women.
Dr. Shellnut's Medicare patients by age, 2024
Dr. Shellnut's Medicare patients by sex, 2024
- Women24960%
- Men16640%
Chronic conditions among Dr. Shellnut's Medicare patients, 2024
- High cholesterol75%
- High blood pressure69%
- Arthritis44%
- Ischemic heart disease31%
- Anxiety30%
- Cancer30%
- Mood disorders28%
- Diabetes26%
Share of Medicare patients with each condition. A patient can have several.
Dr. Shellnut's patients across all payers
Dmand AI patient panel data covers Medicare, Medicaid and commercial patients.
Patient panel by age, all payers
Median age 63
Patient panel by sex, all payers
- Women53%
- Men46%
Sources: Dmand AI Patient Panel Data; and Medicare Physician & Other Practitioners - by Provider (CMS), 2024 data
Dr. Jason Kimball Shellnut wrote 610 Medicare Part D claims in 2024
In 2024, Dr. Shellnut wrote 610 Medicare Part D claims for 178 patients. 84% of them were for generic drugs. CMS names the drug for 476 of them, across 15 drugs with 11 or more claims each, at $63,285 in total drug cost. In 2023, CMS named 418 claims across 17 drugs.
Dr. Shellnut's Part D claims by kind of drug, 2024
- Generic513 claims84%
- Brand-name97 claims16%
Dr. Shellnut's 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. Shellnut's Part D claims, 2024
- Opioids8%46 of 610 claims
- Antibiotics23%141 of 610 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, 2023 to 2024
- 2023
- 2024
- Claims for drugs CMS names
- 2023: 4182024: 47614%
Drugs named by CMS: 15 in 2024, 17 in 2023.
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. Jason Kimball Shellnut ranks in the 88th percentile for colonoscopy in Medicare
Dr. Shellnut accepts Medicare assignment, so Medicare's approved amount is taken as full payment. CMS counts 147 procedures of colonoscopy by Dr. Shellnut, more than 88% of the clinicians it reports for that procedure.
- Accepts Medicare assignment
- Yes
Where Dr. Shellnut ranks in Medicare procedure volume
- Colonoscopy
- 88th percentile147 procedures
CMS ranks each clinician against every clinician it reports for the same procedure category.
Melanoma (skin cancer) excision: 1 to 10 procedures (CMS shows small counts as a range)
Removal of skin lesions: 1 to 10 procedures (CMS shows small counts as a range)
Skin biopsy: 1 to 10 procedures (CMS shows small counts as a range)
Sources: Doctors and Clinicians National Downloadable File (CMS); and Doctors and Clinicians Utilization Data (CMS)
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Dr. Jason Kimball Shellnut has 2 publications on record
Dmand AI links 2 papers to Dr. Shellnut in 2013. Dr. Shellnut's most frequent co-authors are Thomas Riggs, MD, Harry J. Wasvary, MD and Claire Elise Peeples.
Dr. Shellnut's most frequent co-authors
- Thomas Riggs, MD2 shared papers
- Harry J. Wasvary, MD2 shared papers
- Claire Elise Peeples1 shared paper
Recent publications by Dr. Shellnut
See who Dr. Shellnut researches with
Physician Network Discovery turns co-authorship, shared hospitals and shared groups into a map of who Dr. Shellnut works with, so you can find a warm path to the right general surgeons.
Sources: PubMed (National Library of Medicine); and Dmand AI Research Linkage
Dr. Jason Kimball Shellnut received $68 in industry payments from 2016 to 2024
CMS Open Payments shows 3 general payments to Dr. Shellnut from 3 drug and device companies from 2016 to 2024. Food and beverage make up the largest share, 71% of the total. Intuitive Surgical, Inc. paid the most, $33.
General payments to Dr. Shellnut by program year, 2016 to 2024
General payments to Dr. Shellnut by kind, 2016 to 2024
- Food and beverage$4871%
- Education$2029%
Companies that paid Dr. Shellnut the most, 2016 to 2024
Share is of all general payments to this clinician.
Source: Open Payments (CMS), 2025 data, released July 7, 2026
Dr. Jason Kimball Shellnut graduated from University of Iowa, RJ & L Carver College of Medicine
Dr. Shellnut graduated from University of Iowa, RJ & L Carver College of Medicine in 2003.
- Medical school
Source: Dmand AI Professional Profile Data
Sources for Dr. Jason Kimball Shellnut'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 | NPPES NPI Registry (CMS) (opens in a new tab)Dmand AI Practice Data |
| Primary practice, affiliations and health system | NPPES NPI Registry (CMS) (opens in a new tab)Dmand AI Practice DataDmand 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) |
| 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 Dr. Jason Kimball Shellnut
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. Jason Kimball Shellnut's NPI number?
Dr. Jason Kimball Shellnut's NPI number is 1144316340. It was assigned on October 5, 2006, and it is active in the NPI Registry.
What kind of doctor is Dr. Jason Kimball Shellnut?
Dr. Jason Kimball Shellnut is a general surgeon in Royal Oak, Michigan. The primary specialty in the NPI Registry is Surgery Physician (taxonomy code 208600000X).
Where does Dr. Jason Kimball Shellnut practice?
Dr. Shellnut practices at 1121 Crooks Rd, Royal Oak, MI 48067. Dr. Shellnut's primary practice is Jason Shellnut, MD in Royal Oak, Michigan. Dmand AI also links Dr. Shellnut to 2 hospitals, 2 group practices and clinics, 2 medical groups and 1 physician office.
What is Dr. Jason Kimball Shellnut's office phone number?
The practice phone on file for Dr. Shellnut is (248) 541-8554.
What is Dr. Jason Kimball Shellnut's medical license number?
Dr. Shellnut holds Iowa license R-6999.
Which hospitals is Dr. Jason Kimball Shellnut affiliated with?
Dr. Shellnut is affiliated with Corewell Health William Beaumont University Hospital. Dmand AI links Dr. Shellnut to 2 more hospitals.
What medical group is Dr. Jason Kimball Shellnut part of?
Dr. Shellnut is linked to Beaumont Medical Group - Specialty Services. Dmand AI links Dr. Shellnut to 2 more medical groups.
Does Dr. Jason Kimball Shellnut accept Medicare?
Yes. CMS data shows Dr. Shellnut billed Medicare for 609 services in 2024, and Dr. Shellnut accepts Medicare assignment.
How many Medicare patients does Dr. Jason Kimball Shellnut see?
CMS counts 415 Medicare patients who saw Dr. Shellnut in 2024, with an average age of 72.
What services does Dr. Jason Kimball Shellnut bill to Medicare?
In 2024, Dr. Shellnut's most billed Medicare services were office visit, established patient (99213), hospital inpatient care (99231) and surgery: digestive system (45380).
Show 6 more questionsShow fewer questions
Where did Dr. Jason Kimball Shellnut go to medical school?
Dr. Shellnut graduated from University of Iowa, RJ & L Carver College of Medicine in 2003.
What drugs does Dr. Jason Kimball Shellnut prescribe most?
In 2024 Medicare Part D data, Dr. Shellnut's most prescribed drugs by claims were Betamethasone Valerate, Mesalamine and Metronidazole.
Has Dr. Jason Kimball Shellnut received payments from drug or device companies?
CMS Open Payments shows $68 in general payments to Dr. Shellnut from 3 companies from 2016 to 2024. The largest total came from Intuitive Surgical, Inc.
How long has Dr. Jason Kimball Shellnut been practicing?
Dr. Shellnut graduated from medical school in 2003, 23 years ago.
Does Dr. Jason Kimball Shellnut do research?
Dmand AI links 2 publications to Dr. Shellnut.
Who does Dr. Jason Kimball Shellnut publish with?
Dr. Shellnut's most frequent co-authors are Thomas Riggs, MD (2 shared papers), Harry J. Wasvary, MD (2 shared papers) and Claire Elise Peeples (1 shared paper).
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