Jean Michel R Grillon, M.D.
Diagnostic Radiology (CMS) · Denver, CO
At a glance
2045 N Franklin St, Denver, CO 80205-5437
NPPES record updated Mar 16, 2026. Public records can lag behind changes at a practice.
Before you call: a quick checklist
- Are you accepting new patients?
- Do you accept my specific insurance plan?
- Do you provide the service I need at this address?
- Do I need a referral, and what is the earliest appointment?
Insurance participation and appointment availability are not established by these public records.
Medicare & insurance
Insurance participation is not established by these public records. Ask the practice and your insurer about your specific plan and this location.
How to check your coverage
Use your plan’s provider directory or the member-services number on your insurance card. Confirm the clinician, practice address, service, and whether a referral is required. A missing opt-out record does not establish Medicare acceptance.
Check the official Medicare directory ↗Practice location
2045 N Franklin StDenver, CO 80205-5437
Additional reported practice locations
10800 E Geddes Ave Ste 300Englewood, CO 801123895
Phone: 3037619190
Fax: 7208744462
Education & affiliations
- Medical / professional school
- University Of Illinois College Of Med (Chi/Peor/Rock/Chm-Urb)
- Graduation year
- 2015
- CMS specialties
- Diagnostic Radiology
Practice groups
- Colorado Permanente Medical Group Pc
- Hawaii Radiologic Associates Ltd
- Medical Imaging Of Colorado Radiology Imaging Assc Pc Etal Pt
- National Jewish Health
- Radiology Imaging Associates Pc
Reported hospital affiliations
- Adventhealth Littleton Littleton, CO
- Adventhealth Parker Parker, CO
- Adventhealth Porter Denver, CO
- Banner North Colorado Medical Center Greeley, CO
- Hca-Healthone Dba Swedish Medical Center Englewood, CO
Graduation year does not establish years in practice. A reported affiliation does not establish employment, current admitting privileges, or insurance participation.
Source: CMS National Downloadable File · Published Oct 15, 2026.
Source: CMS Facility Affiliation Data · Published Oct 15, 2026.
Procedures in the public data
Reported activity can help you ask more informed questions about a practice’s services.
No displayed procedure-category record in this release. This does not mean the clinician performs no procedures.
CMS uses a one-year claims window with a reporting lag. Counts cover the Medicare activity included by CMS, not all patients. “1–10” is a published range. Volume is not a quality or outcomes score. Coverage and methodology
Source: CMS Utilization Data · Published Oct 15, 2026.
Find providers with a similar service mix
Compare 2024 published Medicare activity in the same reported specialty, here or in another city.
Industry-reported general payments
No matching general-payment summary in the imported release. This is not a verified zero and does not rule out other payment types or years.
Source: CMS 2025 payments grouped by covered recipient and nature of payments · Published Jun 30, 2026.
Professional details: NPI, taxonomy & registry record
Registry details
- Primary taxonomy
- Diagnostic Radiology (CMS)
- Taxonomy code
- 2085R0202X
- Enumeration date
- Apr 29, 2015
- Record updated
- Mar 16, 2026
More registry details
- Provider type
- Individual · Type 1
- Other reported name
- JM GRILLON
- Reported credentials
- M.D.
Reported taxonomies and licenses
2085B0100X
License reported: A146596 CA
2085R0202X
License reported: 33357 NE
2085R0202X · Primary
License reported: DR.0065453 CO
2085R0202X
License reported: MD21717 HI
2085R0202X
License reported: 04-44350 KS
License numbers and credentials are reported to NPPES; HCPList does not independently verify them.
Practice location
2045 N Franklin StDenver, CO 80205-5437
- Phone
- (303) 338-4545
Mailing address
10350 E DAKOTA AVEDENVER, CO 802471314
Information may be outdated or incomplete. Confirm details directly with the practice. HCPList is an independent directory and is not affiliated with CMS.
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