Physician Profile
Unclaimed ProfileAbout JOHN
Based in Orlando, FL, Christopher Mark John, D.O. is listed in the NPI registry under diagnostic radiology. Christopher graduated from Midwestern University, Chicago College of Osteopathic Med in 2006.
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
Common questions
What does Dr. John specialise in?
Dr. John is a diagnostic radiology in Orlando, FL. This is the primary taxonomy recorded against the NPI in the federal registry, listed there as “DIAGNOSTIC RADIOLOGY”.
NPI registry
Where is Dr. John located?
Dr. John is listed at 52 UNDERWOOD ST, Orlando, FL 32806. Addresses come from the NPI registry and can lag a move, so confirm before travelling.
NPI registry
What is Dr. John's phone number?
The number on file is (407) 481-7174. Guide.md cannot book appointments or pass on messages — please call the office directly.
NPI registry
What is the NPI for Dr. John?
Dr. John's National Provider Identifier is 1669679569. 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. John go to medical school?
Dr. John attended Midwestern University, Chicago College of Osteopathic Med, graduating in 2006. This comes from the CMS National Downloadable File.
CMS public data
How much experience does Dr. John have?
Dr. John has 20 years experience. Calculated from a graduation year of 2006, reported in the CMS National Downloadable File.
CMS public data
What does Dr. John do most often?
According to Medicare billing data, Dr. John performs imaging including ct scan head or brain without contrast and ct scan of upper spine without contrast; provides treatments such as ultrasound study of arm or leg veins with compression and maneuvers and ultrasound of both sides of head and neck blood flow. This reflects Medicare patients only and is billing volume, not a measure of quality.
Medicare claims
Is Dr. John's profile verified?
Not yet. This profile is built from public federal data and has not been confirmed by Dr. John. If this is you, claiming it is free.
Guide.md
Licensing & Certification
Source: NPPES NPI Registry
Contact Information
- (407) 481-7174
- Email not available
Practice Locations
52 UNDERWOOD ST
Orlando, FL 32806
Procedures Most Often Billed to Medicare
2,252 services · 2,213 patients · 25 distinct codes
| Procedure | Type | Code | Services |
|---|---|---|---|
| Ct scan head or brain without contrast | Imaging | 70450 |
536 |
| Ct scan of upper spine without contrast | Imaging | 72125 |
339 |
| X-ray of chest, 1 view | Imaging | 71045 |
244 |
| Ct scan of blood vessels of neck with contrast | Imaging | 70498 |
170 |
| Ct scan of blood vessels of head with contrast | Imaging | 70496 |
162 |
| Ct scan of abdomen and pelvis with contrast | Imaging | 74177 |
151 |
| Ct scan of blood vessels of chest with contrast | Imaging | 71275 |
112 |
| Ct scan of abdomen and pelvis without contrast | Imaging | 74176 |
84 |
| Ct scan of lower spine without contrast | Imaging | 72131 |
70 |
| Ct scan of face without contrast | Imaging | 70486 |
43 |
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 diagnostic radiology specialists at this location 2
Same specialty, same street address — most likely the same department or group.
Related specialists at this location 1
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 — 31 related providers in 4 groups
Other diagnostic radiology specialists in Orlando 7
Same specialty, same city.
Trained at Midwestern University, Chicago College of Osteopathic Med 8
Other providers in the same specialty who trained at the same institution.
Class of 2006 at Midwestern University, Chicago College of Osteopathic Med 8
Providers who graduated from the same medical school in the same year.
Also performs Ct scan head or brain without contrast 8
Providers in FL who bill this service to Medicare most often.
Provider data sourced from the NPPES NPI Registry and CMS public datasets. Information is provided for reference and is not medical advice.