Thomas K. Marsh, OD
- Affiliated sites
- 1
- Medical group
- 1
- State license
- 1
- Year NPI issued
- 2005
- Practice address
- 1280 Summit Avenue, Oconomowoc, WI 53066
- Practice phone
- Call (262) 567-3214
- Professional email
- Get professional email
- Personal email
- Get personal email
- Mobile number
- Get mobile number
Primary practice
Primary Eyecare Associates
Eye care practice · Oconomowoc, Wisconsin
Find Thomas Marsh's professional email, personal email and mobile number
Dmand AI checks each channel through healthcare-specific waterfall enrichment. See what is on file with a free account, with practice phones, licenses and affiliations.
Thomas K. Marsh is an optometrist in Oconomowoc, Wisconsin
Thomas Marsh practices at Primary Eyecare Associates in Oconomowoc, Wisconsin.
Thomas Marsh's NPI, 1578556239, was assigned on August 29, 2005. Thomas Marsh holds Wisconsin license 1507.
- NPI
- 1578556239NPI Registry (opens in a new tab)
- NPI enumeration date
- August 29, 2005
- NPI status
- Active
- Practice phone
- (262) 567-3214
- Professional email
- Get email
- Personal email
- Get email
- Mobile number
- Get number
- Sex
- Male
Sources: NPPES NPI Registry (CMS); Dmand AI Professional Profile Data; and Dmand AI Affiliation Data
Thomas K. Marsh practices at Primary Eyecare Associates in Oconomowoc, Wisconsin
Thomas Marsh's primary practice is Primary Eyecare Associates, at 1280 Summit Avenue, Oconomowoc, WI 53066. The practice phone is (262) 567-3214.
- Primary Eyecare Associates1280 Summit Avenue, Oconomowoc, WI 53066Phone(262) 567-3214
Source: Dmand AI Affiliation Data
Thomas K. Marsh is affiliated with 1 site of care and 1 medical group
Thomas Marsh's primary practice is Primary Eyecare Associates in Oconomowoc, Wisconsin. Dmand AI also links Thomas Marsh to 1 medical group, named with a free account.
Source: Dmand AI Affiliation Data
Dmand AI tracks the EHR system at Thomas K. Marsh's practice
Dmand AI tracks the electronic health record (EHR) system at each site where Thomas Marsh practices. Vendor and product names are available with a free account.
| Site | EHR vendor and product |
|---|---|
| Primary Eyecare Associates | Available with a free account |
| +1 medical group | Available with a free account |
Source: Dmand AI Technology Install Data
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Thomas K. Marsh is one of 946 optometrists in Wisconsin
Optometrist is Thomas Marsh's primary specialty in the NPI Registry, under taxonomy code 152W00000X. Thomas Marsh is licensed in Wisconsin.
Specialties and state licenses
- Optometrist, WisconsinPrimary
Optometrists near Thomas Marsh
Counts of optometrists with a Dmand AI profile, by place and practice. Each opens the list.
Sources: NPPES NPI Registry (CMS); Dmand AI Professional Profile Data; and Dmand AI Peer Benchmarks
Thomas K. Marsh's patients have a median age of 73
Across all payers, Dmand AI patient panel data puts Thomas Marsh's median patient age at 73, with 45% women.
Thomas Marsh's patients across all payers
Dmand AI patient panel data covers Medicare, Medicaid and commercial patients.
Patient panel by age, all payers
Median age 73
Patient panel by sex, all payers
- Women45%
- Men55%
Source: Dmand AI Patient Panel Data
Sources for Thomas K. Marsh's profile data
| Data on this page | Source |
|---|---|
| NPI, name, sex, specialty and licenses | NPPES NPI Registry (CMS) (opens in a new tab)Dmand AI Professional Profile Data |
| Practice locations and phone | Dmand AI Affiliation Data |
| Primary practice, affiliations and health system | Dmand AI Affiliation Data |
| Medicare patients and the all-payer patient panel | Dmand AI Patient Panel Data |
| EHR at each practice site | Dmand AI Technology Install Data |
| Similar physicians | Dmand AI Affiliation Data |
Data last refreshed October 2026Report an inaccuracyRemove my information
FAQ
Frequently asked questions about Thomas K. Marsh
Spotted something out of date? Email hello@dmand.ai and we will check the record. Contact details live in the free trial.
What is Thomas K. Marsh's NPI number?
Thomas K. Marsh's NPI number is 1578556239. It was assigned on August 29, 2005, and it is active in the NPI Registry.
What does Thomas K. Marsh specialize in?
Thomas K. Marsh is an optometrist in Oconomowoc, Wisconsin. The primary specialty in the NPI Registry is Optometrist (taxonomy code 152W00000X).
Where does Thomas K. Marsh practice?
Thomas Marsh practices at 1280 Summit Avenue, Oconomowoc, WI 53066. Thomas Marsh's primary practice is Primary Eyecare Associates in Oconomowoc, Wisconsin. Dmand AI also links Thomas Marsh to 1 medical group.
What is Thomas K. Marsh's office phone number?
The practice phone on file for Thomas Marsh is (262) 567-3214.
What is Thomas K. Marsh's medical license number?
Thomas Marsh holds Wisconsin license 1507.
How long has Thomas K. Marsh been practicing?
Thomas Marsh's NPI was assigned in 2005.
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