Physician Profile
Unclaimed ProfileAbout Dr. Cahill
Based in Grand Rapids, MI, Christopher E Cahill, DO is listed in the NPI registry under emergency medicine. Christopher graduated from Michigan State University College of Osteopathic Medicine in 2002. Christopher is also listed as specializing in emergency medical services and anesthesiology. Medicare claims data shows Christopher provided 1,552 services to 1,358 patients.
Summarised automatically from public NPI registry and CMS Medicare data. Not written or reviewed by this provider. Claim this profile to replace it.
Education & Training
Areas of Expertise
Licensing & Certification
Source: NPPES NPI Registry
Contact Information
- (616) 391-1680
- Email not available
Practice Locations
100 MICHIGAN ST NE
Grand Rapids, MI 49503
Procedures Most Often Billed to Medicare
1,552 services · 1,358 patients · 7 distinct codes
| Procedure | Type | Code | Services |
|---|---|---|---|
| Anesthesia for procedure to correct abnormal heart rhythm | Anaesthesia | 00410 |
13 |
| Anesthesia for x-ray or radiation therapy | Anaesthesia | 01922 |
12 |
| Routine electrocardiogram (ecg) using at least 12 leads with interpretation and report only | Treatment | 93010 |
1,425 |
| Initial hospital care with straightforward or low-level medical decision making, if using time, at least 55 minutes | Office visit | 99222 |
46 |
| Emergency department visit with high level of medical decision making | Office visit | 99285 |
29 |
| Emergency department visit with moderate level of medical decision making | Office visit | 99284 |
16 |
| Initial hospital care with moderate level of medical decision making, if using time, at least 75 minutes | Office visit | 99223 |
11 |
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 emergency medicines at this location 5
Same specialty, same street address — most likely the same department or group.
Related specialists at this location 2
Clinically related specialties at the same address — the people this provider most likely works alongside.
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 — 29 related providers in 4 groups
Other emergency medicines in Grand Rapids 6
Same specialty, same city.
Trained at Michigan State University College of Osteopathic Medicine 7
Other providers in the same specialty who trained at the same institution.
Class of 2002 at Michigan State University College of Osteopathic Medicine 8
Providers who graduated from the same medical school in the same year.
Also performs Anesthesia for procedure to correct abnormal heart rhythm 8
Providers in MI who bill this service to Medicare most often.
Common questions
What does Dr. Cahill specialize in?
Dr. Cahill is an emergency medicine in Grand Rapids, MI. This is the primary taxonomy recorded against the NPI in the federal registry, listed there as “EMERGENCY MEDICINE”.
NPI registry
Where is Dr. Cahill located?
Dr. Cahill is listed at 100 MICHIGAN ST NE, Grand Rapids, MI 49503. Addresses come from the NPI registry and can lag a move, so confirm before travelling.
NPI registry
What is Dr. Cahill's phone number?
The number on file is (616) 391-1680. Guide.md cannot book appointments or pass on messages — please call the office directly.
NPI registry
What is the NPI for Dr. Cahill?
Dr. Cahill's National Provider Identifier is 1265480263. 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 Dr. Cahill go to medical school?
Dr. Cahill attended Michigan State University College of Osteopathic Medicine, graduating in 2002. This comes from the CMS National Downloadable File.
CMS public data
How much experience does Dr. Cahill have?
Dr. Cahill has 24 years experience. Calculated from a graduation year of 2002, reported in the CMS National Downloadable File.
CMS public data
What does Dr. Cahill do most often?
According to Medicare billing data, Dr. Cahill provides treatments such as routine electrocardiogram using at least 12 leads with interpretation and report only and anesthesia for procedure to correct abnormal heart rhythm, alongside routine visits and testing. This reflects Medicare patients only and is billing volume, not a measure of quality.
Medicare claims
Is Dr. Cahill's profile verified?
Not yet. This profile is built from public federal data and has not been confirmed by Dr. Cahill. If this is you, claiming it is free.
Guide.md
Is this your profile?
Verify your identity to control how patients — and AI assistants — describe you.
Claim this profileProvider data sourced from the NPPES NPI Registry and CMS public datasets. Information is provided for reference and is not medical advice.