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Edit this profileAt a glance
- 5401 Old York Rd, Klein Bldg. Ste 205, Philadelphia, PA 19141
About Dr. Brennan
Christopher M. Brennan, OD is an optometrist based in Philadelphia, PA. Christopher is a 2006 graduate of Pennsylvania College of Optometry. Medicare claims data shows Christopher provided 558 services to 495 patients. The services billed most often include established patient complete exam of visual system, established patient problem focused exam of visual system, and new patient complete exam of visual system. The provider's National Provider Identifier (NPI) is 1801806625.
Factual summary compiled by Guide.md from public records; not written by this provider.
Education & Training
Specialty
Credentials & Licensing
Medicare information
Exactly as CMS reports it (National Downloadable File, Opt-Out Affidavits, Order & Referring). Not an insurance directory; confirm coverage with the office.
Contact Information
- (215) 456-7150
- Email not available
Is this your home address or personal number? Hide it
Practice Locations
5401 OLD YORK RD KLEIN BLDG. STE 205
Philadelphia, PA 19141
Conditions Commonly Evaluated or Treated
Within Optometry generally. Availability varies by clinician, training and location — this profile has not been claimed, so nothing here is a personal claim by the provider.
Conditions
Most searched conditions
Contact lens issues
Cornea conditions
Corneal issues
Eye conditions
Eye discomfort
Eye diseases
Eye infections
Eye inflammation
Eye injuries
Eye irritation
Eye surface issues
Eyelid conditions
Eyelid issues
Pediatric eye conditions
Pupil issues
Tear duct issues
Vision changes
- Blurry Vision
- Color Blindness
- Distorted Vision
- Double Vision
- Eye Floaters and Flashes
- Eye Strain
- Farsightedness
- Halos Around Lights
- Light Sensitivity
- Night Blindness
- Posterior vitreous detachment
- Tunnel Vision
- Visual Migraines
Procedures & services
Most searched procedures
Contact lens exams
- Bifocal or Multifocal Contact Lens Fitting
- Contact Lens Training
- Plano (Non-Prescription) Colored Contact Lens Exam
- Toric Contact Lens Fitting
Dry eye treatments
Examinations
- Comprehensive medical eye examination
- Diabetic Eye Exam
- DMV Vision Test
- Low Vision Assessment
- Pediatric Eye Exam
Eyelid care
Eyelid treatments
General exams
Glasses and eyewear
- Blue Light Glasses Consultation
- Eyeglass Frame Adjustment and Repair
- Prescription Sunglasses Consultation
- Prism Eyeglasses Fitting
Imaging & tests
- Color Vision Testing
- Corneal topography
- Coronary optical coherence tomography
- Eye-pressure measurement
- Pachymetry
- Retinal photography
- Visual Field Test
Imaging and scans
Minor procedures
Specialty lenses
Surgical evaluations
Tear duct procedures
Therapy
Urgent care
Vision correction
Procedures Most Often Billed to Medicare
558 services · 495 patients · 9 distinct codes
| Procedure | Type | Code | Services | Compared with peers |
|---|---|---|---|---|
| Established patient complete exam of visual system | Treatment | 92014 |
196 | More often than most peers in Optometrist |
| Established patient problem focused exam of visual system | Treatment | 92012 |
176 | More often than most peers in Optometrist |
| New patient complete exam of visual system | Treatment | 92004 |
66 | More often than most peers in Optometrist |
| Imaging of optic nerve | Treatment | 92133 |
34 | As often as other peers in Optometrist |
| Exam of visual field with extended testing | Treatment | 92083 |
27 | As often as other peers in Optometrist |
| Imaging of retina with remote review by physician | Treatment | 92228 |
21 | Less often than most peers in Optometrist |
| Imaging of retina | Treatment | 92134 |
12 | Less often than most peers in Optometrist |
| Initial hospital care with straightforward or low-level medical decision making, if using time, at least 55 minutes | Office visit | 99222 |
15 | Too few peers to compare |
| Initial hospital care with moderate level of medical decision making, if using time, at least 75 minutes | Office visit | 99223 |
11 | Too few peers to compare |
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 optometrists in Philadelphia 8
Same specialty, same city.
Trained at Pennsylvania College of Optometry 8
Other providers in the same specialty who trained at the same institution.
More connections — 14 related providers in 2 groups
Class of 2006 at Pennsylvania College of Optometry 8
Providers who graduated from the same medical school in the same year.
Also performs Established patient complete exam of visual system 6
Providers in PA who bill this service to Medicare most often.
Common questions
What does Dr. Brennan specialize in?
Dr. Brennan is an optometrist in Philadelphia, PA. That is the designation recorded for this NPI in the federal registry.
NPI registry
Where is Dr. Brennan located?
Dr. Brennan is listed at 5401 Old York Rd Klein Bldg. Ste 205, Philadelphia, PA 19141. Addresses come from the NPI registry and can lag a move, so confirm before travelling.
NPI registry
What is Dr. Brennan's phone number?
The number on file is (215) 456-7150. Contact the office directly to confirm availability and scheduling.
NPI registry
What is the NPI for Dr. Brennan?
Dr. Brennan's National Provider Identifier is 1801806625. 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. Brennan go to medical school?
Dr. Brennan attended Pennsylvania College of Optometry, graduating in 2006. This comes from the CMS National Downloadable File.
CMS public data
How much experience does Dr. Brennan have?
Dr. Brennan has 20 years experience. Calculated from a graduation year of 2006, reported in the CMS National Downloadable File.
CMS public data
What does Dr. Brennan do most often?
According to Medicare billing data, Dr. Brennan provides treatments such as established patient complete exam of visual system and established patient problem focused exam of visual system, alongside routine visits and testing. This reflects Medicare patients only and is billing volume, not a measure of quality.
Medicare claims
Is Dr. Brennan's profile verified?
Not yet. This profile is built from public federal data and has not been confirmed by Dr. Brennan. If this is you, claiming it is free.
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