Physician Profile
Jean Michel R. Grillon, M.D.
Unclaimed ProfileAbout Dr. Grillon
Based in Denver, CO, Jean Michel R. Grillon, M.D. is listed in the NPI registry under diagnostic radiology. Jean Michel graduated from University of Illinois College of Med (Chi/Peor/Rock/Chm-Urb) in 2015. Jean Michel is also listed as specializing in radiology. Medicare claims data shows Jean Michel provided 12,120 services to 1,941 patients. The services billed most often include low osmolar contrast material, 300-399 mg/ml iodine concentration, per ml, injection, gadobutrol, 0.1 ml, and injection, gadoteridol, (prohance multipack), per ml.
Summarised automatically from public NPI registry and CMS Medicare data. Not written or reviewed by this provider. Claim this profile to replace it — free, and no identity document with a practice or institutional email.
Education & Training
Specialty
Credentials & Licensing
License numbers are what the provider reported to NPPES when the NPI was issued or updated. NPPES does not verify licensure; confirm current standing with the state licensing board.
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
- (303) 338-4545
- Email not available
Practice Locations
2045 N FRANKLIN ST
Denver, CO 80205
10800 E Geddes Ave Ste 300
Englewood, CO 80112
Conditions Evaluated or Diagnosed
Within Diagnostic Radiology 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
Abdomen & Pelvis
- Abdominal Pain
- Appendicitis
- Diverticulitis
- Enlarged prostate
- Gallstones
- Kidney stones
- Liver Lesions
- Ovarian cysts
Bone & Joint
- Ankle Sprain or Fracture
- Bone fractures
- Heel pain
- Hip osteoarthritis
- Osteoporosis
- Rotator cuff tear
- Torn meniscus
Brain & Head
- Brain aneurysm
- Brain tumor
- Concussion in Children
- Migraines
- Sinus infection
- Transient ischemic attack
Brain & nerves
Breast
Chest & Heart
General
Heart & blood vessels
Joint & bone
Liver & digestion
Lungs & breathing
Men's health
Neck & Thyroid
Nerve pain
Pelvic health
Spine
Spine & back
Vascular
Women's health
Procedures & services
Abdominal imaging
Biopsies
Bone Density
Breast Imaging
CT Scan
Digestive & liver
Fluoroscopy
General imaging
Heart & blood vessels
Joint & bone
MRI
Nuclear Medicine
Pelvic imaging
Screening & Prevention
Spine & back
Ultrasound
- Abdominal Ultrasound
- Carotid Ultrasound
- Leg Vein Ultrasound
- Pelvic ultrasound
- Scrotal Ultrasound
- Thyroid ultrasound
- Ultrasound
Urinary & kidney
Women's health
X-Ray
Procedures Most Often Billed to Medicare
12,120 services · 1,941 patients · 25 distinct codes
| Procedure | Type | Code | Services | Compared with peers |
|---|---|---|---|---|
| Ct scan of abdomen and pelvis with contrast | Imaging | 74177 |
316 | More than most peers in Diagnostic Radiology |
| Ct scan of chest without contrast | Imaging | 71250 |
184 | More than most peers in Diagnostic Radiology |
| X-ray of chest, 1 view | Imaging | 71045 |
183 | Less often than most peers in Diagnostic Radiology |
| Ct scan of chest without contrast | Imaging | 71250 |
145 | More than most peers in Diagnostic Radiology |
| Ct scan of chest with contrast | Imaging | 71260 |
143 | More than most peers in Diagnostic Radiology |
| Ct scan of abdomen and pelvis without contrast | Imaging | 74176 |
139 | More often than most peers in Diagnostic Radiology |
| Ct scan of blood vessels of chest with contrast | Imaging | 71275 |
120 | More often than most peers in Diagnostic Radiology |
| Ct scan of abdomen and pelvis with contrast | Imaging | 74177 |
81 | More than most peers in Diagnostic Radiology |
| Mri scan of abdomen before and after contrast | Imaging | 74183 |
79 | More often than most peers in Diagnostic Radiology |
| Ct scan of chest with contrast | Imaging | 71260 |
74 | More than most peers in Diagnostic Radiology |
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 radiologists 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 radiologists in Denver 6
Same specialty, same city.
More connections — 24 related providers in 3 groups
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.
Class of 2015 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 Ct scan of abdomen and pelvis with contrast 8
Providers in CO who bill this service to Medicare most often.
Common questions
What does Jean Michel R. Grillon specialize in?
Jean Michel R. Grillon is a radiologist in Denver, CO. That is the designation recorded for this NPI in the federal registry, where it is listed as “Diagnostic Radiology”.
NPI registry
Where is Jean Michel R. Grillon located?
Jean Michel R. Grillon is listed at 2045 N Franklin St, Denver, CO 80205. Addresses come from the NPI registry and can lag a move, so confirm before travelling.
NPI registry
What is Jean Michel R. Grillon's phone number?
The number on file is (303) 338-4545. Guide.md cannot book appointments or pass on messages — please call the office directly.
NPI registry
What is the NPI for Jean Michel R. Grillon?
Jean Michel R. Grillon's National Provider Identifier is 1609253533. 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 Jean Michel R. Grillon train?
Jean Michel R. Grillon attended University of Illinois College of Med (Chi/Peor/Rock/Chm-Urb), graduating in 2015. This comes from the CMS National Downloadable File.
CMS public data
How much experience does Jean Michel R. Grillon have?
Jean Michel R. Grillon has 11 years experience. Calculated from a graduation year of 2015, reported in the CMS National Downloadable File.
CMS public data
What does Jean Michel R. Grillon do most often?
According to Medicare billing data, Jean Michel R. Grillon performs imaging including ct scan of abdomen and pelvis with contrast and ct scan of chest without contrast. This reflects Medicare patients only and is billing volume, not a measure of quality.
Medicare claims
Is Jean Michel R. Grillon's profile verified?
Not yet. This profile is built from public federal data and has not been confirmed by Jean Michel R. Grillon. If this is you, claiming it is free.
Guide.md
Provider data sourced from the NPPES NPI Registry and CMS public datasets. Information is provided for reference and is not medical advice.