Physician Profile
Unclaimed ProfileAbout O'BRIEN
Christopher Patrick O'Brien, M.D. practises ophthalmology in Knoxville, TN. Christopher is a 2007 graduate of Tulane University School of Medicine. Christopher is also listed as specialising in student in an organized health care education program and ophthalmology — pediatric.
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 is Dr. O'Brien's specialty?
Dr. O'Brien is an ophthalmology in Knoxville, TN. This is the primary taxonomy recorded against the NPI in the federal registry, listed there as “OPHTHALMOLOGY”.
NPI registry
Where can I find Dr. O'Brien?
Dr. O'Brien is listed at 6311 KINGSTON PIKE SUITE 6W, Knoxville, TN 37919. Addresses come from the NPI registry and can lag a move, so confirm before travelling.
NPI registry
How do I contact Dr. O'Brien?
The number on file is (865) 262-8473. Guide.md cannot book appointments or pass on messages — please call the office directly.
NPI registry
What is the NPI for Dr. O'Brien?
Dr. O'Brien's National Provider Identifier is 1629263421. 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
What is Dr. O'Brien's medical education?
Dr. O'Brien attended Tulane University School of Medicine, graduating in 2007. This comes from the CMS National Downloadable File.
CMS public data
How much experience does Dr. O'Brien have?
Dr. O'Brien has 19 years experience. Calculated from a graduation year of 2007, reported in the CMS National Downloadable File.
CMS public data
What is Dr. O'Brien known for?
According to Medicare billing data, Dr. O'Brien provides treatments such as exam to measure eye deviation and range of motion. This reflects Medicare patients only and is billing volume, not a measure of quality.
Medicare claims
Is Dr. O'Brien's profile verified?
Not yet. This profile is built from public federal data and has not been confirmed by Dr. O'Brien. If this is you, claiming it is free.
Guide.md
Licensing & Certification
Source: NPPES NPI Registry
Contact Information
- (865) 262-8473
- Email not available
Practice Locations
6311 KINGSTON PIKE SUITE 6W
Knoxville, TN 37919
Procedures Most Often Billed to Medicare
19 services · 16 patients · 1 distinct codes
| Procedure | Type | Code | Services |
|---|---|---|---|
| Exam to measure eye deviation and range of motion | Treatment | 92060 |
19 |
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.
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 ophthalmology specialists in Knoxville 8
Same specialty, same city.
Trained at Tulane University School of Medicine 8
Other providers in the same specialty who trained at the same institution.
More connections — 16 related providers in 2 groups
Class of 2007 at Tulane University School of Medicine 8
Providers who graduated from the same medical school in the same year.
Also performs Exam to measure eye deviation and range of motion 8
Providers in TN 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.