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Edit this profileAt a glance
- 14008 Glen Mill Rd, Rockville, MD 20850
About Dr. Jan
Eric C. Jan, OD practices optometry in Rockville, MD. Eric is a 2009 graduate of Pennsylvania College of Optometry. Eric is also listed as specializing in optometrist. According to Medicare claims data, Eric cared for 50 Medicare patients across 50 services. The services billed most often include new patient complete exam of visual system. The provider's National Provider Identifier (NPI) is 1285862110.
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
- (301) 996-7806
- Email not available
Practice Locations
14008 GLEN MILL RD
Rockville, MD 20850
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
50 services · 50 patients · 1 distinct code
| Procedure | Type | Code | Services | Compared with peers |
|---|---|---|---|---|
| New patient complete exam of visual system | Treatment | 92004 |
50 | More often than most peers in Optometry |
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 1
Providers at the same street address. Each files their own registry entry, so a shared practice often appears under several different names.
Other optometry specialists in Rockville 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 2009 at Pennsylvania College of Optometry 6
Providers who graduated from the same medical school in the same year.
Also performs New patient complete exam of visual system 8
Providers in MD who bill this service to Medicare most often.
Common questions
What does Dr. Jan specialize in?
Dr. Jan is an optometry in Rockville, MD. That is the designation recorded for this NPI in the federal registry.
NPI registry
Where is Dr. Jan located?
Dr. Jan is listed at 14008 Glen Mill Rd, Rockville, MD 20850. Addresses come from the NPI registry and can lag a move, so confirm before travelling.
NPI registry
What is Dr. Jan's phone number?
The number on file is (301) 996-7806. Contact the office directly to confirm availability and scheduling.
NPI registry
What is Dr. Jan's NPI number?
Dr. Jan's National Provider Identifier is 1285862110. 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. Jan go to medical school?
Dr. Jan attended Pennsylvania College of Optometry, graduating in 2009. This comes from the CMS National Downloadable File.
CMS public data
How long has Dr. Jan been practicing?
Dr. Jan has 17 years experience. Calculated from a graduation year of 2009, reported in the CMS National Downloadable File.
CMS public data
What does Dr. Jan do most often?
According to Medicare billing data, Dr. Jan provides treatments such as new patient complete exam of visual system. This reflects Medicare patients only and is billing volume, not a measure of quality.
Medicare claims
Has Dr. Jan confirmed this information?
Not yet. This profile is built from public federal data and has not been confirmed by Dr. Jan. If this is you, claiming it is free.
Guide.md
Guide.md listings do not constitute medical advice or an endorsement.