Ryan Dhaemers, M.D.
NPI 1659646750 · Diagnostic Radiology Physician · Chicago, IL
Enrolled with Medicare as Practitioner - Diagnostic Radiology · source: CMS PECOS Public Provider Enrollment (2026.04.01)
Ryan Dhaemers, M.D. is a Diagnostic Radiology Physician provider in Chicago, IL (NPI 1659646750).
Provider details
- NPI number
- 1659646750
- Entity type
- Individual
- Primary specialty
- Diagnostic Radiology PhysicianAllopathic & Osteopathic Physicians
- Credential
- M.D.
- Sex
- Male
- Sole proprietor
- Yes
- License
- 01073867A (IN)
Specialties & taxonomies
Allopathic & Osteopathic Physicians
Allopathic & Osteopathic Physicians
Student, Health Care
Allopathic & Osteopathic Physicians
Profile Score
A profile completeness & documented-activity index — NOT a quality, outcomes, or patient-satisfaction rating.
- Registry tenure28% of score
14 yrs in NPPES registry
- Profile completeness28% of score
100% of core fields populated
- Practice footprint17% of score
2 documented practice locations
- Medicare service volume (vs. specialty peers)28% of score
4,309 Medicare services, 2024 (ranked within specialty)
Medicare volume is ranked against active providers in the same specialty. Signals a provider has no public data for (e.g. Medicare claims) are left out of the score entirely — never counted as zero — so providers without that data are not penalized. See the full formula and weights in our methodology.
What this provider does (Medicare)
Based on Medicare fee-for-service claims, 2024; not all care is captured.
| Service (HCPCS) | Medicare services | Typical Medicare-allowed (2024) |
|---|---|---|
| X-Ray of Chest, 1 View71045 | 1,156 | $8 |
| Ct Scan of Abdomen and Pelvis With Contrast74177 | 340 | $82 |
| Ct Scan of Blood Vessels of Chest With Contrast71275 | 225 | $80 |
| X-Ray of Abdomen, 1 View74018 | 199 | $8 |
| Ct Scan of Chest Without Contrast71250 | 180 | $48 |
| X-Ray of Chest, 2 Views71046 | 178 | $10 |
| Ct Scan of Chest With Contrast |
Practice location
Mailing address
Additional practice locations (1)
- 12530 Trophy DrFishers, IN 46038-3075Phone: (219) 508-0248
Registry dates
- Enumerated
- 2012-03-21
- Last updated
- 2022-07-21
Frequently asked questions
- What is Ryan Dhaemers's NPI number?
- Ryan Dhaemers's National Provider Identifier (NPI) is 1659646750, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Ryan Dhaemers's specialty?
- Ryan Dhaemers is listed in the NPPES registry with a primary specialty of Diagnostic Radiology Physician (Allopathic & Osteopathic Physicians).
- Where is Ryan Dhaemers located?
- Ryan Dhaemers's practice location on file with NPPES is 676 N Saint Clair St Ste 800, Chicago, IL 60611-2978.
- What is Ryan Dhaemers's phone number?
- The practice phone number listed in the NPPES registry for Ryan Dhaemers is (312) 695-5753.
- Does Ryan Dhaemers accept Medicare?
- Ryan Dhaemers is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Is Ryan Dhaemers's NPI active?
- Yes — Ryan Dhaemers's NPI (1659646750) is active in the NPPES registry as of the last update on 2022-07-21.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.