Physician Profile
Unclaimed ProfileAbout JOHNSON
Robert N. Johnson, M.D. is a healthcare provider in San Francisco, CA specialising in ophthalmology. Robert is also listed as specialising in ophthalmology — retina specialist.
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. Johnson specialise in?
Dr. Johnson is an ophthalmology in San Francisco, CA. This is the primary taxonomy recorded against the NPI in the federal registry, listed there as “OPHTHALMOLOGY”.
NPI registry
Where is Dr. Johnson located?
Dr. Johnson is listed at 1445 BUSH ST, San Francisco, CA 94109. Addresses come from the NPI registry and can lag a move, so confirm before travelling.
NPI registry
What is Dr. Johnson's phone number?
The number on file is (415) 972-4600. Guide.md cannot book appointments or pass on messages — please call the office directly.
NPI registry
What is the NPI for Dr. Johnson?
Dr. Johnson's National Provider Identifier is 1558339747. 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. Johnson go to medical school?
Dr. Johnson attended Other, graduating in 1982. This comes from the CMS National Downloadable File.
CMS public data
How much experience does Dr. Johnson have?
Dr. Johnson has 44 years experience. Calculated from a graduation year of 1982, reported in the CMS National Downloadable File.
CMS public data
What does Dr. Johnson do most often?
According to Medicare billing data, Dr. Johnson performs procedures including injection of drug into eye; reads or performs imaging such as 1d and 2d ultrasound scan of eye tissue and structures; provides treatments such as imaging of retina and established patient complete exam of visual system. This reflects Medicare patients only and is billing volume, not a measure of quality.
Medicare claims
Is Dr. Johnson's profile verified?
Not yet. This profile is built from public federal data and has not been confirmed by Dr. Johnson. If this is you, claiming it is free.
Guide.md
Licensing & Certification
Source: NPPES NPI Registry
Contact Information
- (415) 972-4600
- Email not available
Practice Locations
1445 BUSH ST
San Francisco, CA 94109
Procedures Most Often Billed to Medicare
16,608 services · 1,681 patients · 10 distinct codes
| Procedure | Type | Code | Services |
|---|---|---|---|
| Injection of drug into eye | Procedure | 67028 |
508 |
| 1d and 2d ultrasound scan of eye tissue and structures | Imaging | 76510 |
73 |
| Imaging of retina | Treatment | 92134 |
932 |
| Established patient complete exam of visual system | Treatment | 92014 |
718 |
| Photography of the retina | Treatment | 92250 |
102 |
| New patient complete exam of visual system | Treatment | 92004 |
29 |
| Injection, faricimab-svoa, 0.1 mg | Drug given | J2777 |
13,200 |
| Injection, aflibercept, 1 mg | Drug given | J0178 |
524 |
| Injection, ranibizumab, 0.1 mg | Drug given | J2778 |
450 |
| Compounded drug, not otherwise classified | Drug given | J7999 |
72 |
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.
Other ophthalmology specialists at this location 8
Same specialty, same street address — most likely the same department or group.
Also at this address 3
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 San Francisco 8
Same specialty, same city.
More connections — 23 related providers in 3 groups
Trained at Other 7
Other providers in the same specialty who trained at the same institution.
Class of 1982 at Other 8
Providers who graduated from the same medical school in the same year.
Also performs Injection of drug into eye 8
Providers in CA 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.