Physician Profile
Unclaimed ProfileAbout BAHN
Charles F Bahn, M.D. practices ophthalmology in Bethesda, MD. Charles is a 1977 graduate of Tulane University School of Medicine. According to Medicare claims data, Charles cared for 1,465 Medicare patients across 1,865 services.
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
Licensing & Certification
Source: NPPES NPI Registry
Contact Information
- (301) 657-3022
- Email not available
Practice Locations
4848 BATTERY LN SUITE 102
Bethesda, MD 20814
Procedures Most Often Billed to Medicare
1,865 services · 1,465 patients · 8 distinct codes
| Procedure | Type | Code | Services |
|---|---|---|---|
| Removal of recurring cataract in lens capsule using a laser | Procedure | 66821 |
34 |
| Established patient complete exam of visual system | Treatment | 92014 |
799 |
| Established patient problem focused exam of visual system | Treatment | 92012 |
717 |
| Exam of visual field with extended testing | Treatment | 92083 |
128 |
| Imaging of optic nerve | Treatment | 92133 |
86 |
| Imaging of retina | Treatment | 92134 |
58 |
| Established patient office or other outpatient visit with moderate level of decision making, if using time, 30 minutes or more | Office visit | 99214 |
27 |
| New patient office or other outpatient visit with moderate level of medical decision making, if using time, 45 minutes or more | Office visit | 99204 |
16 |
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 Bethesda 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 1977 at Tulane University School of Medicine 8
Providers who graduated from the same medical school in the same year.
Also performs Removal of recurring cataract in lens capsule using a laser 8
Providers in MD who bill this service to Medicare most often.
Common questions
What does Dr. Bahn specialize in?
Dr. Bahn is an ophthalmology in Bethesda, MD. This is the primary taxonomy recorded against the NPI in the federal registry, listed there as “OPHTHALMOLOGY”.
NPI registry
Where is Dr. Bahn located?
Dr. Bahn is listed at 4848 BATTERY LN SUITE 102, Bethesda, MD 20814. Addresses come from the NPI registry and can lag a move, so confirm before travelling.
NPI registry
What is Dr. Bahn's phone number?
The number on file is (301) 657-3022. Guide.md cannot book appointments or pass on messages — please call the office directly.
NPI registry
What is Dr. Bahn's NPI number?
Dr. Bahn's National Provider Identifier is 1609834654. 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. Bahn go to medical school?
Dr. Bahn attended Tulane University School of Medicine, graduating in 1977. This comes from the CMS National Downloadable File.
CMS public data
How long has Dr. Bahn been practicing?
Dr. Bahn has 49 years experience. Calculated from a graduation year of 1977, reported in the CMS National Downloadable File.
CMS public data
What does Dr. Bahn do most often?
According to Medicare billing data, Dr. Bahn performs procedures including removal of recurring cataract in lens capsule using a laser; 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
Has Dr. Bahn confirmed this information?
Not yet. This profile is built from public federal data and has not been confirmed by Dr. Bahn. If this is you, claiming it is free.
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Claim this profileProvider data sourced from the NPPES NPI Registry and CMS public datasets. Information is provided for reference and is not medical advice.