Quick answers
- Where does John M. Latham see patients?
- Medicare's clinician data lists 2 practice locations, including La Crosse, WI and Holmen, WI. Call before your visit to confirm the address.
- What is John M. Latham's specialty?
- Medicare lists Optometry as the primary specialty.
- Does John M. Latham accept Medicare assignment?
- Yes. Medicare's clinician data says John M. Latham accepts Medicare assignment (the Medicare-approved amount as full payment for covered services), as of 2026-10-02. Ask the office to confirm before your visit.
- What is John M. Latham's NPI number?
- 1801729827. The NPI (National Provider Identifier) is the clinician's permanent federal ID; you can look it up in the official NPI Registry.
Practice locations
Addresses where John M. Latham is enrolled with Medicare (CMS data updated 2026-10-02).
- 2104 State Rd, Suite 16La Crosse, WI 54601
- 814 S Main St, Suite AHolmen, WI 54636
Group practices
Medicare enrollment lists John M. Latham as a member of this group (CMS data updated 2026-10-02).
- Optical Fashions Ltd5 clinicians in the group
Specialties
- Optometryprimary
Other optometrists in La Crosse
Clinicians with the same Medicare primary specialty in La Crosse, WI — not a recommendation.
Clinician information
| Credential | OD |
|---|---|
| Medical school | Illinois College Of Optometry At Chicago |
| Graduation year | 2026 |
| Gender (as listed) | Male |
| Medicare assignment | Accepts (Medicare-approved amount as full payment) |
| NPI (National Provider Identifier) | 1801729827 |
| 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 2026-10-02, retrieved 2026-10-29
- 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