Michael William Thomas, OD
- Medicare patients, 2024
- 185
- Part D claims, 2024
- 94
- Industry payments
- $14
- Affiliated sites
- 1
- Medical group
- 1
- Practice address
- 205 N State St, Marengo, IL 60152-2239
- Practice phone
- Call (815) 568-6508
- Professional email
- Get professional email
- Personal email
- Get personal email
- Mobile number
- Get mobile number
Primary practice
Marengo Vision Center
Eye care practice · Marengo, Illinois
Find Michael Thomas' 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.
Michael William Thomas is an optometrist in Marengo, Illinois
Michael Thomas practices at Marengo Vision Center in Marengo, Illinois.
Michael Thomas' NPI, 1679539993, was assigned on April 25, 2006. Michael Thomas graduated from Indiana University - School of Optometry in 1995. Michael Thomas holds Illinois license 046-009334.
- NPI
- 1679539993NPI Registry (opens in a new tab)
- Medicare PAC ID
- 9830177286
- NPI enumeration date
- April 25, 2006
- NPI status
- Active
- Accepts Medicare assignment
- Yes
- Practice phone
- (815) 568-6508
- Professional email
- Get email
- Personal email
- Get email
- Mobile number
- Get number
- Sex
- Male
- Estimated age
- 57
- Medical school graduation
- 1995
Sources: NPPES NPI Registry (CMS); Dmand AI Professional Profile Data; Dmand AI Affiliation Data; and Doctors and Clinicians National Downloadable File (CMS)
Michael William Thomas practices at Marengo Vision Center in Marengo, Illinois
Michael Thomas' primary practice is Marengo Vision Center, at 205 N State St, Marengo, IL 60152-2239. The practice phone is (815) 568-6508.
- Marengo Vision Center205 N State St, Marengo, IL 60152-2239Phone(815) 568-6508
Source: Dmand AI Affiliation Data
Michael William Thomas is affiliated with 1 site of care and 1 medical group
Michael Thomas' primary practice is Marengo Vision Center in Marengo, Illinois. Dmand AI also links Michael Thomas to 1 medical group, named with a free account.
Source: Dmand AI Affiliation Data
Dmand AI tracks the EHR system at Michael William Thomas' practice
Dmand AI tracks the electronic health record (EHR) system at each site where Michael Thomas practices. Vendor and product names are available with a free account.
| Site | EHR vendor and product |
|---|---|
| Marengo Vision Center | Available with a free account |
| +1 medical group | Available with a free account |
Source: Dmand AI Technology Install Data
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Michael William Thomas is one of 2,194 optometrists in Illinois
Optometrist is Michael Thomas' primary specialty in the NPI Registry, under taxonomy code 152W00000X. Michael Thomas is licensed in Illinois.
Specialties and state licenses
- Optometrist, IllinoisPrimary
Optometrists near Michael Thomas
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
Michael William Thomas treated 185 Medicare patients in 2024, average age 72
CMS counts 185 Medicare patients who saw Michael Thomas in 2024. The largest group is 65 to 74, with 83 patients. 68% of them have high blood pressure, and 66% have high cholesterol. 22% are also on Medicaid. Their average risk score is 1.06, where 1.00 is the Medicare average.
Across all payers, Dmand AI patient panel data puts Michael Thomas' median patient age at 53, with 58% women.
Michael Thomas' Medicare patients by age, 2024
Michael Thomas' Medicare patients by sex, 2024
- Women11663%
- Men6937%
Chronic conditions among Michael Thomas' Medicare patients, 2024
- High blood pressure68%
- High cholesterol66%
- Arthritis32%
- Diabetes29%
- Ischemic heart disease22%
- Chronic kidney disease17%
- Anxiety16%
- Cancer14%
Share of Medicare patients with each condition. A patient can have several.
Michael Thomas' patients across all payers
Dmand AI patient panel data covers Medicare, Medicaid and commercial patients.
Patient panel by age, all payers
Median age 53
Patient panel by sex, all payers
- Women58%
- Men41%
Sources: Dmand AI Patient Panel Data; and Medicare Physician & Other Practitioners - by Provider (CMS), 2024 data
Michael William Thomas wrote 94 Medicare Part D claims in 2024
In 2024, Michael Thomas wrote 94 Medicare Part D claims for 27 patients. 55% of them were for generic drugs.
Michael Thomas' Part D claims by kind of drug, 2024
- Generic52 claims55%
- Brand-name42 claims45%
Source: Medicare Part D Prescribers - by Provider (CMS), 2024 data
How Michael William Thomas takes part in Medicare
Michael Thomas accepts Medicare assignment, so Medicare's approved amount is taken as full payment.
- Accepts Medicare assignment
- Yes
Source: Doctors and Clinicians National Downloadable File (CMS)
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Michael William Thomas received $14 in industry payments in 2025
CMS Open Payments shows 1 general payment to Michael Thomas from 1 drug or device company in 2025. Food and beverage make up the largest share, 100% of the total. Bausch & Lomb Americas Inc. paid the most, $14.
Companies that paid Michael Thomas the most, 2025 to 2025
Share is of all general payments to this clinician.
Source: Open Payments (CMS), 2025 data, released July 7, 2026
Michael William Thomas graduated from Indiana University - School of Optometry
Michael Thomas graduated from Indiana University - School of Optometry in 1995.
- Medical school
Source: Dmand AI Professional Profile Data
Sources for Michael William Thomas'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 DataMedicare Physician & Other Practitioners - by Provider (CMS) (opens in a new tab) |
| Part D prescribing | Medicare Part D Prescribers - by Provider (CMS) (opens in a new tab) |
| MIPS scores, telehealth, assignment and procedure percentiles | Doctors and Clinicians National Downloadable File (CMS) (opens in a new tab) |
| Industry payments | Open Payments (CMS) (opens in a new tab) |
| Training, board certification and memberships | Dmand AI Professional Profile 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 Michael William Thomas
Spotted something out of date? Email hello@dmand.ai and we will check the record. Contact details live in the free trial.
What is Michael William Thomas' NPI number?
Michael William Thomas' NPI number is 1679539993. It was assigned on April 25, 2006, and it is active in the NPI Registry.
What does Michael William Thomas specialize in?
Michael William Thomas is an optometrist in Marengo, Illinois. The primary specialty in the NPI Registry is Optometrist (taxonomy code 152W00000X).
Where does Michael William Thomas practice?
Michael Thomas practices at 205 N State St, Marengo, IL 60152-2239. Michael Thomas' primary practice is Marengo Vision Center in Marengo, Illinois. Dmand AI also links Michael Thomas to 1 medical group.
What is Michael William Thomas' office phone number?
The practice phone on file for Michael Thomas is (815) 568-6508.
What is Michael William Thomas' medical license number?
Michael Thomas holds Illinois license 046-009334.
Does Michael William Thomas accept Medicare?
Yes. CMS lists Michael Thomas as accepting Medicare assignment.
How many Medicare patients does Michael William Thomas see?
CMS counts 185 Medicare patients who saw Michael Thomas in 2024, with an average age of 72.
Where did Michael William Thomas go to medical school?
Michael Thomas graduated from Indiana University - School of Optometry in 1995.
Has Michael William Thomas received payments from drug or device companies?
CMS Open Payments shows $14 in general payments to Michael Thomas from 1 company from 2025 to 2025. The largest total came from Bausch & Lomb Americas Inc.
How long has Michael William Thomas been practicing?
Michael Thomas graduated from medical school in 1995, 31 years ago.
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