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- 1121 Crooks Rd, Royal Oak, MI 48067
About Dr. Shellnut
Jason K. Shellnut, M.D. practices 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 specializing in surgery. According to Medicare claims data, Jason cared for 486 Medicare patients across 609 services. The services billed most often include established patient office or other outpatient visit with low level od decision making, if using time, 20 minutes or more, subsequent hospital care with straightforward or low level of medical decision making, per day, if using time, at least 25 minutes, and biopsy of large bowel using a flexible endoscope. The provider's National Provider Identifier (NPI) is 1144316340.
Factual summary compiled by Guide.md from public records; not written by this provider.
Education & Training
Specialty
Credentials & Licensing
Medicare information
Exactly as CMS reports it (National Downloadable File, Opt-Out Affidavits, Order & Referring). Not an insurance directory; confirm coverage with the office.
Contact Information
- (248) 541-8554
- Email not available
Practice Locations
1121 CROOKS RD
Royal Oak, MI 48067
Conditions Commonly Evaluated or Treated
Within Colon and Rectal Surgery generally. Availability varies by clinician, training and location — this profile has not been claimed, so nothing here is a personal claim by the provider.
Conditions
Most searched conditions
- Anal fissures
- Colon cancer
- Crohn's disease
- Diverticulitis
- Hemorrhoids
Anorectal conditions
- Anal fistula
- Rectal Ulcer
Anorectal disorders
- Anal Itching
- Anal Skin Tags
- Anal Stricture
- Perianal Hematoma
- Rectovaginal Fistula
Bowel disorders
- Bowel Blockage in Babies
- Chronic diarrhea
- Constipation From Pain Medicine
- Difficulty Emptying Bowels
- Severely Enlarged Colon
- Twisted Bowel
Bowel symptoms
- Constipation
- Diverticulosis
- Lower gastrointestinal bleeding
Cancer
- Anal cancer
- Appendix cancer
- Inherited Cancer Risk
- Precancerous Anal Cells
Colon conditions
- Inherited Colon Polyps
Digestive emergencies
Infections
Infections & cysts
Inflammatory bowel disease
- Radiation Proctitis
- Ulcerative colitis
Inflammatory conditions
- Rectal Inflammation
Ostomy & surgical complications
- Stoma Problems
Pain
- Rectal Pain
- Tailbone pain
Pelvic disorders
- Bowel Endometriosis
Pelvic floor & structure
Skin conditions
- Perianal Boils
Tumors & growths
Vascular & inflammatory
Procedures & services
Most searched procedures
- Bowel resection
- Colonoscopy
- Fistula repair
- Hemorrhoid removal
Abdominal surgery
- Appendectomy
- Bowel Adhesion Removal
Anorectal procedures
- Anal Dilation
Bowel management
- Transanal Irrigation
Cancer screening
Cancer surgery
- Complete Rectum and Anus Removal
- Heated Chemotherapy for Abdominal Cancer
- Low Anterior Resection
Diagnostic tests
- Endorectal Ultrasound
- J-Pouch Scope
- Rectal Exam with Scope
Diagnostics
- Defecography
- High-Resolution Anorectal Manometry
- High-Resolution Anoscopy
- Prostate Ultrasound
Digestive health
Endoscopy & minimally invasive
- Colon polyp removal
- Flexible sigmoidoscopy
- Transanal Minimally Invasive Surgery
Excision & drainage
- Anal Skin Tag Removal
- Anal Wart Removal
- Drainage of anal abscess
- Pilonidal cyst surgery
Fistula procedures
- Seton Drain Placement
Hemorrhoid treatments
- Hemorrhoid Injections
- Laser Hemorrhoid Treatment
- Rubber-band ligation of hemorrhoids
Inflammatory bowel surgery
- Bowel-Sparing Surgery for Crohn's
Injections & pain relief
- Anal Sphincter Botox
Minimally invasive surgery
- Robotic Colon Surgery
Ostomy surgery
- Colostomy Placement
- Ileostomy Surgery
- Parastomal Hernia Repair
- Stoma Revision
Pelvic floor & prolapse
Pelvic therapy
- Pelvic Biofeedback Therapy
Reconstructive surgery
- Anal Sphincter Repair
- J-Pouch Surgery
- Ostomy reversal
- Rectovaginal Fistula Repair
Therapy & rehabilitation
Procedures Most Often Billed to Medicare
609 services · 486 patients · 12 distinct codes
| Procedure | Type | Code | Services | Compared with peers |
|---|---|---|---|---|
| Biopsy of large bowel using a flexible endoscope | Procedure | 45380 |
73 | More than most peers in Colorectal Surgery (Proctology) |
| Removal of external hemorrhoids by rubber banding | Procedure | 46221 |
45 | More often than most peers in Colorectal Surgery (Proctology) |
| Removal of polyps or growths of large bowel using an endoscope with mechanical snare | Procedure | 45385 |
39 | More often than most peers in Colorectal Surgery (Proctology) |
| Diagnostic exam of large bowel using a flexible endoscope | Procedure | 45378 |
13 | Less often than most peers in Colorectal Surgery (Proctology) |
| Established patient office or other outpatient visit with low level od decision making, if using time, 20 minutes or more | Office visit | 99213 |
138 | More often than most peers in Colorectal Surgery (Proctology) |
| 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 | More often than most peers in Colorectal Surgery (Proctology) |
| 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 | More often than most peers in Colorectal Surgery (Proctology) |
| Colorectal cancer screening; colonoscopy on individual at high risk | Billing code | G0105 |
38 | More often than most peers in Colorectal Surgery (Proctology) |
| 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 | More often than most peers in Colorectal Surgery (Proctology) |
| Colorectal cancer screening; colonoscopy on individual not meeting criteria for high risk | Billing code | G0121 |
31 | More often than most peers in Colorectal Surgery (Proctology) |
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.
More connections — 20 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 7
Providers in MI who bill this service to Medicare most often.
Common questions
What is Jason K. Shellnut's specialty?
Jason K. Shellnut is a colorectal surgery (proctology) in Royal Oak, MI. That is the designation recorded for this NPI in the federal registry.
NPI registry
Where can I find Jason K. Shellnut?
Jason K. 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 Jason K. Shellnut?
The number on file is (248) 541-8554. Contact the office directly to confirm availability and scheduling.
NPI registry
What is Jason K. Shellnut's NPI number?
Jason K. 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 Jason K. Shellnut's education?
Jason K. 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 Jason K. Shellnut been practicing?
Jason K. Shellnut has 23 years experience. Calculated from a graduation year of 2003, reported in the CMS National Downloadable File.
CMS public data
What is Jason K. Shellnut known for?
According to Medicare billing data, Jason K. 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 Jason K. Shellnut confirmed this information?
Not yet. This profile is built from public federal data and has not been confirmed by Jason K. Shellnut. If this is you, claiming it is free.
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