Physician Profile
Yi Zhang, M.D., PhD
Unclaimed ProfileAbout Dr. Zhang
Based in Philadelphia, PA, Yi Zhang, M.D., PhD is listed in the NPI registry under ophthalmology. According to Medicare claims data, Yi cared for 884 Medicare patients across 1,782 services. The services billed most often include imaging of retina, injection, aflibercept, 1 mg, and established patient office or other outpatient visit with moderate level of decision making, if using time, 30 minutes or more.
Summarised automatically from public NPI registry and CMS Medicare data. Not written or reviewed by this provider. Claim this profile to replace it — free, and no identity document with a practice or institutional email.
Education & Training
Specialty
Credentials & Licensing
License numbers are what the provider reported to NPPES when the NPI was issued or updated. NPPES does not verify licensure; confirm current standing with the state licensing board.
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
- (215) 707-3185
- Email not available
Practice Locations
3401 N BROAD ST
Philadelphia, PA 19140
Conditions Commonly Evaluated or Treated
Within Ophthalmology 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
Cornea and external eye
Eyelid and tear drainage
Refractive and focusing
- Astigmatism
- Eye misalignment (strabismus)
- Farsightedness
- Lazy eye (amblyopia)
- Nearsightedness
- Presbyopia
Retina and vitreous
Eye injuries
Inflammation, neurologic, and orbit
Retina & vitreous
Procedures & services
Most searched procedures
Examination and imaging
Cataract and lens
Corneal procedures
Eye diagnostics
Eye injuries
Eyelid surgery
Eyelid, tear duct, and muscle
Glaucoma
- Glaucoma drainage-device implantation
- Laser peripheral iridotomy
- Minimally invasive glaucoma surgery
- Selective laser trabeculoplasty
Laser eye surgery
Laser procedures
Laser vision correction
Refractive surgery
Tear duct & Orbit
Procedures Most Often Billed to Medicare
1,782 services · 884 patients · 10 distinct codes
| Procedure | Type | Code | Services | Compared with peers |
|---|---|---|---|---|
| Injection of drug into eye | Procedure | 67028 |
264 | As often as other peers in Ophthalmology |
| Imaging of retina | Treatment | 92134 |
515 | More often than most peers in Ophthalmology |
| Extended exam of the back part of the eye with retinal drawing | Treatment | 92201 |
13 | Less often than most peers in Ophthalmology |
| Injection, aflibercept, 1 mg | Drug given | J0178 |
294 | As often as other peers in Ophthalmology |
| Injection, bevacizumab, 10 mg | Drug given | J9035 |
32 | Less often than most peers in Ophthalmology |
| Established patient office or other outpatient visit with moderate level of decision making, if using time, 30 minutes or more | Office visit | 99214 |
273 | More often than most peers in Ophthalmology |
| Established patient office or other outpatient visit with low level od decision making, if using time, 20 minutes or more | Office visit | 99213 |
213 | More often than most peers in Ophthalmology |
| Visit complexity inherent to evaluation and management associated with medical care services that serve as the continuing focal point for all needed health care services and/or with medical care services that are part of ongoing care related to a patient' | Billing code | G2211 |
150 | More often than most peers in Ophthalmology |
| New patient office or other outpatient visit with moderate level of medical decision making, if using time, 45 minutes or more | Office visit | 99204 |
14 | Less often than most peers in Ophthalmology |
| New patient office or other outpatient visit with low level of medical decision making, if using time, 30 minutes or more | Office visit | 99203 |
14 | Less often than most peers in Ophthalmology |
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 eye doctors in Philadelphia 8
Same specialty, same city.
Trained at Other 8
Other providers in the same specialty who trained at the same institution.
More connections — 16 related providers in 2 groups
Class of 1993 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 PA who bill this service to Medicare most often.
Common questions
What kind of doctor is Yi Zhang, M.D.?
Yi Zhang, M.D. is an eye doctor in Philadelphia, PA. That is the designation recorded for this NPI in the federal registry, where it is listed as “Ophthalmology”.
NPI registry
What is Yi Zhang, M.D.'s address?
Yi Zhang, M.D. is listed at 3401 N Broad St, Philadelphia, PA 19140. Addresses come from the NPI registry and can lag a move, so confirm before travelling.
NPI registry
How can I make an appointment with Yi Zhang, M.D.?
The number on file is (215) 707-3185. Guide.md cannot book appointments or pass on messages — please call the office directly.
NPI registry
What is Yi Zhang, M.D.'s NPI number?
Yi Zhang, M.D.'s National Provider Identifier is 1093958258. 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 Yi Zhang, M.D. train?
Yi Zhang, M.D. attended Other, graduating in 1993. This comes from the CMS National Downloadable File.
CMS public data
How long has Yi Zhang, M.D. been practicing?
Yi Zhang, M.D. has 33 years experience. Calculated from a graduation year of 1993, reported in the CMS National Downloadable File.
CMS public data
What procedures does Yi Zhang, M.D. perform?
According to Medicare billing data, Yi Zhang, M.D. performs procedures including injection of drug into eye; provides treatments such as imaging of retina and extended exam of the back part of the eye with retinal drawing, alongside routine visits and testing. This reflects Medicare patients only and is billing volume, not a measure of quality.
Medicare claims
Has Yi Zhang, M.D. confirmed this information?
Not yet. This profile is built from public federal data and has not been confirmed by Yi Zhang, M.D.. If this is you, claiming it is free.
Guide.md
Provider data sourced from the NPPES NPI Registry and CMS public datasets. Information is provided for reference and is not medical advice.