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Edit this profileAt a glance
- 401 N Michigan Ave Ste 1200, Chicago, IL 60611
About Dr. Dehaan
Michael R. Dehaan, M.D. practices surgery in Chicago, IL. Michael is a 1985 graduate of University of Illinois College of Med (Chi/Peor/Rock/Chm-Urb). Medicare claims data shows Michael provided 84 services to 82 patients. 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, relocation of arm vein with connection to arm artery for hemodialysis, and established patient office or other outpatient visit with straightforward medical decision making, if using time, 10 minutes or more. The provider's National Provider Identifier (NPI) is 1770588287.
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
- (312) 635-0973
- Email not available
Practice Locations
401 N MICHIGAN AVE STE 1200
Chicago, IL 60611
Conditions Commonly Evaluated or Treated
Within Surgery (Unspecified) 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
Breast conditions
Cancer
- Colon cancer
- Esophageal cancer
- Liver cancer
- Neuroendocrine Tumors
- Pancreatic cancer
- Soft-tissue sarcoma
- Stomach cancer
- Thyroid cancer
Colorectal
Digestive
- Abdominal adhesions
- Acid reflux
- Acute pancreatitis
- Bowel obstruction
- Colon polyps
- Diverticulitis
- Gastroparesis
- Peptic ulcer disease
Digestive & blood
Digestive health
- Crohn's disease
- Fecal incontinence
- Perforated bowel
- Severe chronic constipation
- Swallowing difficulties
- Ulcerative colitis
Endocrine
Infections
Lumps & bumps
Lymphatic
Minor surgery
Skin & scars
Skin & soft tissue
Skin cancer
Vascular
Weight & metabolism
Wound care
Wounds
Procedures & services
Endocrine
Vascular
Wounds
Most searched procedures
Abdominal
Abdominal surgery
Bariatric
Breast surgery
Cancer
Cancer surgery
Colorectal
- Anal fistula surgery
- Anal Sphincter Repair
- Colon resection
- Hemorrhoid removal
- Ostomy reversal
- Ostomy surgery
- Rectal prolapse repair
- Surgery for chronic anal fissure
Consultations
Diagnostic
Digestive
Digestive health
Infections
Minor surgery
Post-op care
Reconstruction
Skin & soft tissue
- Cyst Removal
- Lipoma removal
- Mole removal
- Pilonidal cyst surgery
- Scar revision surgery
- Skin Tag Removal
Skin cancer
Vascular & cancer
Weight loss
Wound care
Procedures Most Often Billed to Medicare
84 services · 82 patients · 3 distinct codes
| Procedure | Type | Code | Services | Compared with peers |
|---|---|---|---|---|
| Relocation of arm vein with connection to arm artery for hemodialysis | Procedure | 36821 |
24 | More often than most peers in Surgery |
| Established patient office or other outpatient visit with low level od decision making, if using time, 20 minutes or more | Office visit | 99213 |
47 | As often as other peers in Surgery |
| Established patient office or other outpatient visit with straightforward medical decision making, if using time, 10 minutes or more | Office visit | 99212 |
13 | Less often than most peers in Surgery |
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.
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 general surgeons in Chicago 8
Same specialty, same city.
Trained at University of Illinois College of Med (Chi/Peor/Rock/Chm-Urb) 8
Other providers in the same specialty who trained at the same institution.
More connections — 13 related providers in 2 groups
Class of 1985 at University of Illinois College of Med (Chi/Peor/Rock/Chm-Urb) 8
Providers who graduated from the same medical school in the same year.
Also performs Relocation of arm vein with connection to arm artery for hemodialysis 5
Providers in IL who bill this service to Medicare most often.
Common questions
What kind of doctor is Michael R. Dehaan?
Michael R. Dehaan is a general surgeon in Chicago, IL. That is the designation recorded for this NPI in the federal registry, where it is listed as “Surgery”.
NPI registry
What is Michael R. Dehaan's address?
Michael R. Dehaan is listed at 401 N Michigan Ave Ste 1200, Chicago, IL 60611. Addresses come from the NPI registry and can lag a move, so confirm before travelling.
NPI registry
How can I make an appointment with Michael R. Dehaan?
The number on file is (312) 635-0973. Contact the office directly to confirm availability and scheduling.
NPI registry
What is the NPI for Michael R. Dehaan?
Michael R. Dehaan's National Provider Identifier is 1770588287. 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
Where did Michael R. Dehaan train?
Michael R. Dehaan attended University of Illinois College of Med (Chi/Peor/Rock/Chm-Urb), graduating in 1985. This comes from the CMS National Downloadable File.
CMS public data
How much experience does Michael R. Dehaan have?
Michael R. Dehaan has 41 years experience. Calculated from a graduation year of 1985, reported in the CMS National Downloadable File.
CMS public data
What procedures does Michael R. Dehaan perform?
According to Medicare billing data, Michael R. Dehaan performs procedures including relocation of arm vein with connection to arm artery for hemodialysis, alongside routine visits and testing. This reflects Medicare patients only and is billing volume, not a measure of quality.
Medicare claims
Is Michael R. Dehaan's profile verified?
Not yet. This profile is built from public federal data and has not been confirmed by Michael R. Dehaan. If this is you, claiming it is free.
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