Physician Profile
Unclaimed ProfileAbout JAN
Eric Chi-Jun Jan, OD practises optometry in Rockville, MD. Eric is a 2009 graduate of Pennsylvania College of Optometry. Eric is also listed as specialising in optometrist.
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. Jan specialise in?
Dr. Jan is an optometry in Rockville, MD. This is the primary taxonomy recorded against the NPI in the federal registry, listed there as “OPTOMETRY”.
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. Guide.md cannot book appointments or pass on messages — please call the office directly.
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 practising?
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
Licensing & Certification
Source: NPPES NPI Registry
Contact Information
- (301) 996-7806
- Email not available
Practice Locations
14008 GLEN MILL RD
Rockville, MD 20850
Procedures Most Often Billed to Medicare
50 services · 50 patients · 1 distinct codes
| Procedure | Type | Code | Services |
|---|---|---|---|
| New patient complete exam of visual system | Treatment | 92004 |
50 |
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 — 16 related providers in 2 groups
Class of 2009 at Pennsylvania College of Optometry 8
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.
Provider data sourced from the NPPES NPI Registry and CMS public datasets. Information is provided for reference and is not medical advice.