John Anthony Loesch, OD
- Industry payments
- $13
- Affiliated sites
- 1
- Medical groups
- 2
- State license
- 1
- Year NPI issued
- 2006
- Practice address
- 315 Stratford Dr, Bloomingdale, IL 60108
- Practice phone
- Call (630) 295-8031
- Professional email
- Get professional email
- Personal email
- Get personal email
- Mobile number
- Get mobile number
Primary practice
Visionworks
Bloomingdale, Illinois
Find John Loesch'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.
John Anthony Loesch is an optometrist in Bloomingdale, Illinois
John Loesch practices at Visionworks in Bloomingdale, Illinois.
John Loesch's NPI, 1124103916, was assigned on October 27, 2006. John Loesch holds Illinois license 046-008334.
- NPI
- 1124103916NPI Registry (opens in a new tab)
- NPI enumeration date
- October 27, 2006
- NPI status
- Active
- Practice phone
- (630) 295-8031
- 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 Practice Data
John Anthony Loesch practices at Visionworks in Bloomingdale, Illinois
John Loesch's primary practice is Visionworks, at 315 Stratford Dr, Bloomingdale, IL 60108 in Dupage County. The practice phone is (630) 295-8031.
- Visionworks315 Stratford Dr, Bloomingdale, IL 60108 · Dupage CountyPhone(630) 295-8031
Sources: NPPES NPI Registry (CMS); and Dmand AI Practice Data
John Anthony Loesch is affiliated with 2 sites of care and 2 medical groups
John Loesch's primary practice is Visionworks in Bloomingdale, Illinois. Dmand AI also links John Loesch to 2 medical groups and 1 group practice or clinic, each named with a free account.
Sources: NPPES NPI Registry (CMS); Dmand AI Practice Data; and Dmand AI Affiliation Data
Dmand AI tracks the EHR system at John Anthony Loesch's practice
Dmand AI tracks the electronic health record (EHR) system at each site where John Loesch practices. Vendor and product names are available with a free account.
| Site | EHR vendor and product |
|---|---|
| Visionworks | Available with a free account |
| +1 more site and 2 medical groups | Available with a free account |
Source: Dmand AI Technology Install Data
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John Anthony Loesch is one of 2,194 optometrists in Illinois
Optometrist is John Loesch's primary specialty in the NPI Registry, under taxonomy code 152W00000X. John Loesch is licensed in Illinois.
Specialties and state licenses
- Optometrist, IllinoisPrimary
Optometrists near John Loesch
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
John Anthony Loesch's patients have a median age of 45
Across all payers, Dmand AI patient panel data puts John Loesch's median patient age at 45, with 53% women.
John Loesch's patients across all payers
Dmand AI patient panel data covers Medicare, Medicaid and commercial patients.
Patient panel by age, all payers
Median age 45
Patient panel by sex, all payers
- Women53%
- Men46%
Source: Dmand AI Patient Panel Data
John Anthony Loesch received $13 in industry payments in 2025
CMS Open Payments shows 1 general payment to John Loesch from 1 drug or device company in 2025. Food and beverage make up the largest share, 100% of the total. Alcon Laboratories Inc paid the most, $13.
Companies that paid John Loesch the most, 2025 to 2025
Share is of all general payments to this clinician.
Source: Open Payments (CMS), 2025 data, released July 7, 2026
Sources for John Anthony Loesch'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 | NPPES NPI Registry (CMS) (opens in a new tab)Dmand AI Practice Data |
| Primary practice, affiliations and health system | NPPES NPI Registry (CMS) (opens in a new tab)Dmand AI Practice DataDmand AI Affiliation Data |
| Medicare patients and the all-payer patient panel | Dmand AI Patient Panel Data |
| Industry payments | Open Payments (CMS) (opens in a new tab) |
| 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 John Anthony Loesch
Spotted something out of date? Email hello@dmand.ai and we will check the record. Contact details live in the free trial.
What is John Anthony Loesch's NPI number?
John Anthony Loesch's NPI number is 1124103916. It was assigned on October 27, 2006, and it is active in the NPI Registry.
What does John Anthony Loesch specialize in?
John Anthony Loesch is an optometrist in Bloomingdale, Illinois. The primary specialty in the NPI Registry is Optometrist (taxonomy code 152W00000X).
Where does John Anthony Loesch practice?
John Loesch practices at 315 Stratford Dr, Bloomingdale, IL 60108. John Loesch's primary practice is Visionworks in Bloomingdale, Illinois. Dmand AI also links John Loesch to 2 medical groups and 1 group practice or clinic.
What is John Anthony Loesch's office phone number?
The practice phone on file for John Loesch is (630) 295-8031.
What is John Anthony Loesch's medical license number?
John Loesch holds Illinois license 046-008334.
Has John Anthony Loesch received payments from drug or device companies?
CMS Open Payments shows $13 in general payments to John Loesch from 1 company from 2025 to 2025. The largest total came from Alcon Laboratories Inc.
How long has John Anthony Loesch been practicing?
John Loesch's NPI was assigned in 2006.
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