Physician Profile
Unclaimed ProfileAbout CARRERA
Based in Oakland, CA, William Martin Carrera, M.D. is listed in the NPI registry under ophthalmology. William graduated from Clvlnd Clinic Lerner College of Med of Case Wstn Rsv University in 2017. William is also listed as specializing in ophthalmology — retina specialist. Medicare claims data shows William provided 1,278 services to 1,020 patients.
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
- (510) 444-1600
- Email not available
Practice Locations
3300 TELEGRAPH AVE
Oakland, CA 94609
Procedures Most Often Billed to Medicare
1,278 services · 1,020 patients · 16 distinct codes
| Procedure | Type | Code | Services |
|---|---|---|---|
| Injection of drug into eye | Procedure | 67028 |
101 |
| Removal of membrane of retina with removal of internal limiting membrane of retina | Procedure | 67042 |
29 |
| Removal of eye fluid (vitreous) between lens and retina | Procedure | 67036 |
28 |
| Repair of detached retina with drainage and removal of eye fluid between lens and retina | Procedure | 67108 |
20 |
| Imaging of retina | Treatment | 92134 |
378 |
| Extended exam of the back part of the eye with optic nerve drawing | Treatment | 92202 |
206 |
| Established patient problem focused exam of visual system | Treatment | 92012 |
120 |
| Extended exam of the back part of the eye with retinal drawing | Treatment | 92201 |
44 |
| Established patient complete exam of visual system | Treatment | 92014 |
41 |
| Imaging of retina | Treatment | 92134 |
35 |
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 5
Same specialty, same street address — most likely the same department or group.
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 ophthalmology specialists in Oakland 8
Same specialty, same city.
More connections — 24 related providers in 3 groups
Trained at Clvlnd Clinic Lerner College of Med of Case Wstn Rsv University 8
Other providers in the same specialty who trained at the same institution.
Class of 2017 at Clvlnd Clinic Lerner College of Med of Case Wstn Rsv University 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.
Common questions
What kind of doctor is Dr. Carrera?
Dr. Carrera is an ophthalmology in Oakland, CA. This is the primary taxonomy recorded against the NPI in the federal registry, listed there as “OPHTHALMOLOGY”.
NPI registry
What is Dr. Carrera's address?
Dr. Carrera is listed at 3300 TELEGRAPH AVE, Oakland, CA 94609. Addresses come from the NPI registry and can lag a move, so confirm before travelling.
NPI registry
How can I make an appointment with Dr. Carrera?
The number on file is (510) 444-1600. Guide.md cannot book appointments or pass on messages — please call the office directly.
NPI registry
What is the NPI for Dr. Carrera?
Dr. Carrera's National Provider Identifier is 1679014013. 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. Carrera train?
Dr. Carrera attended Clvlnd Clinic Lerner College of Med of Case Wstn Rsv University, graduating in 2017. This comes from the CMS National Downloadable File.
CMS public data
How much experience does Dr. Carrera have?
Dr. Carrera has 9 years experience. Calculated from a graduation year of 2017, reported in the CMS National Downloadable File.
CMS public data
What procedures does Dr. Carrera perform?
According to Medicare billing data, Dr. Carrera performs procedures including injection of drug into eye, removal of membrane of retina with removal of internal limiting membrane of retina and removal of eye fluid between lens and retina; provides treatments such as imaging of retina and extended exam of the back part of the eye with optic nerve drawing, alongside routine visits and testing. This reflects Medicare patients only and is billing volume, not a measure of quality.
Medicare claims
Is Dr. Carrera's profile verified?
Not yet. This profile is built from public federal data and has not been confirmed by Dr. Carrera. 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.