Quick answers
- Does John C. Canzano accept Medicare assignment?
- Yes. Medicare's clinician data says John C. Canzano accepts Medicare assignment (the Medicare-approved amount as full payment for covered services), as of October 2, 2026. Ask the office to confirm before your visit.
- How many Medicare patients does John C. Canzano see?
- In 2024, CMS data shows 1,806 Original Medicare patients and 56,455 services for John C. Canzano. This counts Original Medicare only and measures volume, not quality.
- What is John C. Canzano's NPI number?
- 1134232648. The NPI (National Provider Identifier) is the clinician's permanent federal ID; you can look it up in the official NPI Registry.
Medicare activity in 2024
Official CMS public-use data for John C. Canzano, data year 2024 (released May 21, 2026). It covers Original Medicare (fee-for-service) patients only, not Medicare Advantage or other insurance. It shows volume, not quality or outcomes. CMS hides any count of 10 or fewer patients.
| Original Medicare patients | 1,806 |
|---|---|
| Services billed to Medicare | 56,455 |
| Different services or procedures | 47 |
| Participating Medicare provider | Yes |
| Average age of these patients | 76 |
Most frequent services
- Injection, faricimab-svoa, 0.1 mg (J2777)28,380 services
- Chloroprocaine hcl ophthalmic, 3% gel, 1 mg (J2403)20,000 services
- Imaging of retina (92134)1,204 services
- Established patient office or other outpatient visit with moderate level of decision making, if using time, 30 minutes or more (99214)1,195 services
- Measurement of corneal curvature and depth of eye (92136)663 services
Chronic conditions among these patients
Share of this clinician’s Original Medicare patients with each condition, as published by CMS (it describes the patients, not the care given).
- High blood pressure75%
- High cholesterol75%
- Arthritis43%
- Diabetes39%
- Chronic kidney disease29%
- Ischemic heart disease27%
Practice locations
Addresses where John C. Canzano is enrolled with Medicare (CMS data updated October 2, 2026). The first 5 of 6; the Medicare profile lists all.
- 1630 W Yosemite Ave, Suite 3Manteca, CA 95337 (209) 466‑5566
- 1801 E March Ln, Suite A160Stockton, CA 95210 (209) 466‑5566
- 1801 E March Ln, Suite C350Stockton, CA 95210 (209) 466‑5566
- 255 E Weber AveStockton, CA 95202 (209) 466‑5566
- 421 S Ham LnLodi, CA 95242
Group practices
Medicare enrollment lists John C. Canzano as a member of this group (CMS data updated October 2, 2026).
- Zeiter Eye Medical Group Inc11 clinicians in the group
Specialties
- Ophthalmologyprimary
Other ophthalmologists in Manteca
Clinicians with the same Medicare primary specialty in Manteca, CA — not a recommendation.
Other clinicians in Zeiter Eye Medical Group Inc
Medicare enrollment lists these clinicians in the same group practice — not a recommendation.
Clinician information
| Credential | MD |
|---|---|
| Medical school | Emory University School Of Medicine |
| Graduation year | 1994 (32 years since medical school) |
| Gender (as listed) | Male |
| Medicare assignment | Accepts (Medicare-approved amount as full payment) |
| NPI (National Provider Identifier) | 1134232648 |
| Corrections | Report an error or suggest an update → |
Most corrections must be made at the source: clinicians update their NPI Registry record (NPPES) and their Medicare enrollment (PECOS); this page follows the next data release.
Sources
- National Downloadable File (Doctors and Clinicians) — CMS, data updated October 2, 2026, retrieved October 29, 2026
- Medicare Physician & Other Practitioners - by Provider — CMS, data year 2024, released May 21, 2026; Medicare Physician & Other Practitioners - by Provider and Service
- NPI Registry — U.S. Department of Health and Human Services (NPPES), the clinician’s official record
- Medicare Care Compare — official Medicare tool to look up clinicians