DR. JOHN MICHAEL LATHAM OD
NPI 1801729827
Optometrist in La Crosse, WI
About Dr. John Michael Latham Od NPPES
Official registry information on file with the National Plan and Provider Enumeration System.
DR. JOHN MICHAEL LATHAM OD (NPI 1801729827) is an individual optometrist in La Crosse, Wisconsin, licensed in Wisconsin (4142-35) and active in the NPI registry since June 2026. He is enrolled in Medicare PECOS and is a graduate of Illinois College Of Optometry At Chicago (2026).
NPPES Registry Identity
Specialties & Licenses 2
Accepted Insurance
Medicare Participation & PECOS CMS
Medicare enrollment, assignment, billing reassignment, and ordering and referring status from CMS.
Medicare Enrollment Status
Enrolled in Medicare and accepts Medicare assignment
Dr. John Michael Latham Od is registered in PECOS and agrees to accept the Medicare-approved amount as full payment. Medicare patients are not billed beyond the standard deductible and coinsurance.
Medicare Billing Reassignment
Medicare enrollment records show John Latham reassigns Medicare billing to 1 organization. The organization bills Medicare for the services this provider delivers there.
La Crosse, WI 54601
- Reassigned Medicare billing, Wisconsin enrollment
- 5 clinicians in this Medicare group
Source: CMS Revalidation Reassignment List, October 2026 release. Reassignment records can lag staffing changes; confirm a current affiliation with the organization.
Physician Visit Costs CMS claims · ZIP area
Typical Medicare office-visit costs in the 54601 ZIP code area, from fee-for-service claims. These are area statistics, not this provider’s prices; actual charges vary by service and coverage.
Frequently Asked Questions NPPES & CMS
Common questions about this NPI record, answered from the official NPPES registry and CMS datasets shown on this page.
What is John Latham's NPI number?
The NPI number for John Latham is 1801729827. It was assigned to this individual provider in the NPPES registry on June 8, 2026.
Where is John Latham located?
John Latham practices at 2104 Wi 16, La Crosse, WI 54601. The listed phone number is (608) 782-7127.
What is John Latham's specialty?
The primary specialty registered for this NPI is Optometrist with taxonomy code 152W00000X.
Is John Latham enrolled in Medicare?
Yes. John Latham is registered in the Medicare PECOS system and accepts Medicare assignment, which means accepting the Medicare-approved amount as payment in full for covered services.
Which organization bills Medicare for John Latham's services?
According to the CMS Revalidation Reassignment List (October 2026 release), John Latham reassigns Medicare benefits to Optical Fashions Ltd (La Crosse, WI). The reassignment is filed with Medicare on form CMS-855R, signed by both the clinician and the organization, and lets the organization bill Medicare and receive payment for John Latham's services. Reassignment records can lag staffing changes; confirm current arrangements with the organization.
What insurance does John Latham accept?
Health plans from Anthem Blue Cross and Blue Shield, HealthPartners, Providence Health Plan, Quartz and Security Health Plan list John Latham as in-network in at least one marketplace plan. Coverage varies by plan and year; verify with the insurer or the provider before a visit.
When was this NPI record last updated?
The NPPES record for John Latham was last updated on June 10, 2026. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 4 months ago. If this record has changed at CMS more recently, you can request an on-demand re-check against the live CMS registry, directly from this page.
# Dr. John Michael Latham, OD · NPI 1801729827
Optometrist provider in La Crosse, Wisconsin. Individual provider, active in the CMS NPPES registry since June 8, 2026.
## Identity
- **NPI:** 1801729827 (Entity type: Individual)
- **Enumerated:** June 8, 2026
- **Primary specialty:** Optometrist · taxonomy 152W00000X
- **State license:** 4142-35 (Wisconsin)
- **Sole proprietor:** No
## Practice location
- **Address:** 2104 WI 16, La Crosse, WI 54601-3046
- **Phone:** (608) 782-7127
## Medicare
- **Medicare:** Enrolled (PECOS); accepts Medicare assignment
- **Ordering & referring:** eligible for Part B labs & imaging, durable medical equipment, home health
- **Bills Medicare through:** Optical Fashions Ltd (NPI 1083718183, La Crosse, WI), under Medicare reassignment (form CMS-855R) · CMS Revalidation Reassignment List, October 2026 release
- **Medical school:** Illinois College Of Optometry At Chicago, class of 2026
## Record status
- **NPPES last updated:** June 10, 2026
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Source: [NPI Profile](https://npiprofile.com/npi/1801729827) · Data from the CMS NPPES public registry.