Physician Profile
Unclaimed ProfileAbout SHELLNUT
Jason Kimball Shellnut, M.D. practises colorectal surgery (proctology) in Royal Oak, MI. Jason is a 2003 graduate of University of Iowa, Rj & L Carver College of Medicine. Jason is also listed as specialising in surgery.
Summarised automatically from public NPI registry and CMS Medicare data. Not written or reviewed by this provider. Claim this profile to replace it.
Education & Training
Areas of Expertise
Common questions
What is Dr. Shellnut's specialty?
Dr. Shellnut is a colorectal surgery (proctology) in Royal Oak, MI. This is the primary taxonomy recorded against the NPI in the federal registry, listed there as “COLORECTAL SURGERY (PROCTOLOGY)”.
NPI registry
Where can I find Dr. Shellnut?
Dr. Shellnut is listed at 1121 CROOKS RD, Royal Oak, MI 48067. Addresses come from the NPI registry and can lag a move, so confirm before travelling.
NPI registry
How do I contact Dr. Shellnut?
The number on file is (248) 541-8554. Guide.md cannot book appointments or pass on messages — please call the office directly.
NPI registry
What is Dr. Shellnut's NPI number?
Dr. Shellnut's National Provider Identifier is 1144316340. It is issued by the Centers for Medicare & Medicaid Services and is unique and permanent — it does not change if they move practice.
NPI registry
What is Dr. Shellnut's medical education?
Dr. Shellnut attended University of Iowa, Rj & L Carver College of Medicine, graduating in 2003. This comes from the CMS National Downloadable File.
CMS public data
How long has Dr. Shellnut been practising?
Dr. Shellnut has 23 years experience. Calculated from a graduation year of 2003, reported in the CMS National Downloadable File.
CMS public data
What is Dr. Shellnut known for?
According to Medicare billing data, Dr. Shellnut performs procedures including biopsy of large bowel using a flexible endoscope, removal of external hemorrhoids by rubber banding and removal of polyps or growths of large bowel using an endoscope with mechanical snare, alongside routine visits and testing. This reflects Medicare patients only and is billing volume, not a measure of quality.
Medicare claims
Has Dr. Shellnut confirmed this information?
Not yet. This profile is built from public federal data and has not been confirmed by Dr. Shellnut. If this is you, claiming it is free.
Guide.md
Licensing & Certification
Source: NPPES NPI Registry
Contact Information
- (248) 541-8554
- Email not available
Practice Locations
1121 CROOKS RD
Royal Oak, MI 48067
Procedures Most Often Billed to Medicare
609 services · 486 patients · 12 distinct codes
| Procedure | Type | Code | Services |
|---|---|---|---|
| Biopsy of large bowel using a flexible endoscope | Procedure | 45380 |
73 |
| Removal of external hemorrhoids by rubber banding | Procedure | 46221 |
45 |
| Removal of polyps or growths of large bowel using an endoscope with mechanical snare | Procedure | 45385 |
39 |
| Diagnostic exam of large bowel using a flexible endoscope | Procedure | 45378 |
13 |
| Established patient office or other outpatient visit with low level od decision making, if using time, 20 minutes or more | Office visit | 99213 |
138 |
| Subsequent hospital care with straightforward or low level of medical decision making, per day, if using time, at least 25 minutes | Office visit | 99231 |
77 |
| New patient office or other outpatient visit with low level of medical decision making, if using time, 30 minutes or more | Office visit | 99203 |
62 |
| Colorectal cancer screening; colonoscopy on individual at high risk | Billing code | G0105 |
38 |
| New patient office or other outpatient visit with moderate level of medical decision making, if using time, 45 minutes or more | Office visit | 99204 |
36 |
| Colorectal cancer screening; colonoscopy on individual not meeting criteria for high risk | Billing code | G0121 |
31 |
Source: CMS Medicare public data. Shows how often procedures were billed — not quality of care or patient satisfaction.
Related providers
Connections drawn from the registry and from what providers have told us. A link here is not a referral or an endorsement.
Other colorectal surgery specialists at this location 2
Same specialty, same street address — most likely the same department or group.
Also at this address 4
Providers at the same street address. Each files their own registry entry, so a shared practice often appears under several different names.
Other colorectal surgery specialists in Royal Oak 1
Same specialty, same city.
More connections — 21 related providers in 3 groups
Trained at University of Iowa, Rj & L Carver College of Medicine 5
Other providers in the same specialty who trained at the same institution.
Class of 2003 at University of Iowa, Rj & L Carver College of Medicine 8
Providers who graduated from the same medical school in the same year.
Also performs Biopsy of large bowel using a flexible endoscope 8
Providers in MI who bill this service to Medicare most often.
Provider data sourced from the NPPES NPI Registry and CMS public datasets. Information is provided for reference and is not medical advice.