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Edit this profileWhere to find Johann J. Schlager, OD
- Merced location main office
3178 Collins Dr, Ste A, Merced, CA 95348 - Newport Beach location
901 Dover Dr Ste 100, Newport Beach, CA 92660
About Dr. Schlager
Listed in the NPI registry as an optometrist, Johann J. Schlager, OD practices in Merced, CA. According to Medicare claims data, Johann cared for 287 Medicare patients across 309 services. The services billed most often include established patient complete exam of visual system, established patient office or other outpatient visit with low level od decision making, if using time, 20 minutes or more, and established patient office or other outpatient visit with moderate level of decision making, if using time, 30 minutes or more. NPI 1255986014 identifies this record in the national registry.
Factual summary compiled by Guide.md from public records; not written by this provider.
Education & Training
Specialty
Credentials & Licensing
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
- (209) 383-1246
- Email not available
Is this your home address or personal number? Hide it
Practice Locations
3178 COLLINS DR STE A
Merced, CA 95348
901 Dover Dr Ste 100
Newport Beach, CA 92660
Conditions Commonly Evaluated or Treated
Within Optometry 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
Contact lens issues
Cornea conditions
Corneal issues
Eye conditions
Eye discomfort
Eye diseases
Eye infections
Eye inflammation
Eye injuries
Eye irritation
Eye surface issues
Eyelid conditions
Eyelid issues
Pediatric eye conditions
Pupil issues
Tear duct issues
Vision changes
- Blurry Vision
- Color Blindness
- Distorted Vision
- Double Vision
- Eye Floaters and Flashes
- Eye Strain
- Farsightedness
- Halos Around Lights
- Light Sensitivity
- Night Blindness
- Posterior vitreous detachment
- Tunnel Vision
- Visual Migraines
Procedures & services
Most searched procedures
Contact lens exams
- Bifocal or Multifocal Contact Lens Fitting
- Contact Lens Training
- Plano (Non-Prescription) Colored Contact Lens Exam
- Toric Contact Lens Fitting
Dry eye treatments
Examinations
- Comprehensive medical eye examination
- Diabetic Eye Exam
- DMV Vision Test
- Low Vision Assessment
- Pediatric Eye Exam
Eyelid care
Eyelid treatments
General exams
Glasses and eyewear
- Blue Light Glasses Consultation
- Eyeglass Frame Adjustment and Repair
- Prescription Sunglasses Consultation
- Prism Eyeglasses Fitting
Imaging & tests
- Color Vision Testing
- Corneal topography
- Coronary optical coherence tomography
- Eye-pressure measurement
- Pachymetry
- Retinal photography
- Visual Field Test
Imaging and scans
Minor procedures
Specialty lenses
Surgical evaluations
Tear duct procedures
Therapy
Urgent care
Vision correction
Procedures Most Often Billed to Medicare
309 services · 287 patients · 8 distinct codes
| Procedure | Type | Code | Services | Compared with peers |
|---|---|---|---|---|
| Established patient complete exam of visual system | Treatment | 92014 |
80 | As often as other peers in Optometrist |
| Imaging of optic nerve | Treatment | 92133 |
31 | As often as other peers in Optometrist |
| Photography of the retina | Treatment | 92250 |
27 | Less often than most peers in Optometrist |
| Exam of the internal drainage system of eye | Treatment | 92020 |
27 | As often as other peers in Optometrist |
| New patient complete exam of visual system | Treatment | 92004 |
21 | As often as other peers in Optometrist |
| Imaging of retina | Treatment | 92134 |
16 | Less often than most peers in Optometrist |
| Established patient office or other outpatient visit with low level od decision making, if using time, 20 minutes or more | Office visit | 99213 |
70 | As often as other peers in Optometrist |
| Established patient office or other outpatient visit with moderate level of decision making, if using time, 30 minutes or more | Office visit | 99214 |
37 | As often as other peers in Optometrist |
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 optometrists at this location 2
Same specialty, same street address — most likely the same department or group.
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 optometrists in Merced 8
Same specialty, same city.
More connections — 24 related providers in 3 groups
Trained at Other 8
Other providers in the same specialty who trained at the same institution.
Class of 2019 at Other 8
Providers who graduated from the same medical school in the same year.
Also performs Established patient complete exam of visual system 8
Providers in CA who bill this service to Medicare most often.
Common questions
What kind of doctor is Dr. Schlager?
Dr. Schlager is an optometrist in Merced, CA. That is the designation recorded for this NPI in the federal registry.
NPI registry
What is Dr. Schlager's address?
Dr. Schlager is listed at 3178 Collins Dr Ste A, Merced, CA 95348. 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. Schlager?
The number on file is (209) 383-1246. Contact the office directly to confirm availability and scheduling.
NPI registry
What is Dr. Schlager's NPI number?
Dr. Schlager's National Provider Identifier is 1255986014. 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. Schlager train?
Dr. Schlager attended Other, graduating in 2019. This comes from the CMS National Downloadable File.
CMS public data
How long has Dr. Schlager been practicing?
Dr. Schlager has 7 years experience. Calculated from a graduation year of 2019, reported in the CMS National Downloadable File.
CMS public data
What procedures does Dr. Schlager perform?
According to Medicare billing data, Dr. Schlager provides treatments such as established patient complete exam of visual system and imaging of optic nerve, alongside routine visits and testing. This reflects Medicare patients only and is billing volume, not a measure of quality.
Medicare claims
Has Dr. Schlager confirmed this information?
Not yet. This profile is built from public federal data and has not been confirmed by Dr. Schlager. If this is you, claiming it is free.
Guide.md
Guide.md listings do not constitute medical advice or an endorsement.