Timothy Mark Beyer, OD
- Medicare patients, 2024
- 74
- Part D claims, 2024
- 47
- Hospital affiliations
- 1
- Industry payments
- $24
- Medical group
- 1
- Practice address
- 1425 North Randall Road, Elgin, IL 60123
- Practice phone
- Call (847) 742-9800
- Professional email
- Get professional email
- Personal email
- Get personal email
- Mobile number
- Get mobile number
Primary practice
Find Timothy Beyer'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.
Timothy Mark Beyer is an optometrist in Elgin, Illinois
Timothy Beyer practices at Advocate Sherman Hospital in Elgin, Illinois, part of Advocate Health.
Timothy Beyer's NPI, 1760689160, was assigned on June 28, 2007. Timothy Beyer graduated from Illinois College of Optometry at Chicago in 2007. Timothy Beyer holds Illinois license 046.009952.
- NPI
- 1760689160NPI Registry (opens in a new tab)
- Medicare PAC ID
- 0244324796
- NPI enumeration date
- June 28, 2007
- NPI status
- Active
- Accepts Medicare assignment
- Yes
- Practice phone
- (847) 742-9800
- Professional email
- Get email
- Personal email
- Get email
- Mobile number
- Get number
- Sex
- Male
- Estimated age
- 45
- Medical school graduation
- 2007
Sources: NPPES NPI Registry (CMS); Dmand AI Professional Profile Data; Dmand AI Affiliation Data; and Doctors and Clinicians National Downloadable File (CMS)
Timothy Mark Beyer practices at Advocate Sherman Hospital in Elgin, Illinois
Timothy Beyer's primary practice is Advocate Sherman Hospital, at 1425 North Randall Road, Elgin, IL 60123 in Kane County. The practice phone is (847) 742-9800.
- Advocate Sherman Hospital1425 North Randall Road, Elgin, IL 60123 · Kane CountyPhone(847) 742-9800
Source: Dmand AI Affiliation Data
Timothy Mark Beyer is affiliated with 2 sites of care and 1 medical group
Timothy Beyer's primary practice is Advocate Sherman Hospital in Elgin, Illinois, part of Advocate Health. Dmand AI also links Timothy Beyer to 1 group practice or clinic and 1 medical group, each named with a free account.
Sources: Dmand AI Affiliation Data; and Dmand AI Org Hierarchy Data
Dmand AI tracks the EHR system at Timothy Mark Beyer's practice
Dmand AI tracks the electronic health record (EHR) system at each site where Timothy Beyer practices, 2 sites in all. Vendor and product names are available with a free account.
| Site | EHR vendor and product |
|---|---|
| Advocate Sherman Hospital | Available with a free account |
| +1 more site and 1 medical group | Available with a free account |
Source: Dmand AI Technology Install Data
For health IT teams
Dmand AI maps EHR vendors, IT decision makers and buying committees across Advocate Health and 6.2K+ hospitals, with verified contacts in the same login.
Timothy Mark Beyer is one of 2,194 optometrists in Illinois
Optometrist is Timothy Beyer's primary specialty in the NPI Registry, under taxonomy code 152W00000X. Timothy Beyer is licensed in Illinois.
Specialties and state licenses
- Optometrist, IllinoisPrimary
Optometrists near Timothy Beyer
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
Timothy Mark Beyer treated 74 Medicare patients in 2024, average age 72
CMS counts 74 Medicare patients who saw Timothy Beyer in 2024. The largest group is 65 to 74, with 45 patients. 73% of them have high cholesterol, and 50% have high blood pressure. Their average risk score is 0.84, where 1.00 is the Medicare average.
Across all payers, Dmand AI patient panel data puts Timothy Beyer's median patient age at 58, with 51% women.
Timothy Beyer's Medicare patients by age, 2024
CMS leaves out age groups with fewer than 11 patients.
Timothy Beyer's Medicare patients by sex, 2024
- Women3750%
- Men3750%
Chronic conditions among Timothy Beyer's Medicare patients, 2024
- High cholesterol73%
- High blood pressure50%
- Arthritis41%
- Diabetes24%
- Chronic kidney disease20%
- Ischemic heart disease16%
- Anxiety15%
Share of Medicare patients with each condition. A patient can have several.
Timothy Beyer's patients across all payers
Dmand AI patient panel data covers Medicare, Medicaid and commercial patients.
Patient panel by age, all payers
Median age 58
Patient panel by sex, all payers
- Women51%
- Men46%
Sources: Dmand AI Patient Panel Data; and Medicare Physician & Other Practitioners - by Provider (CMS), 2024 data
Timothy Mark Beyer wrote 47 Medicare Part D claims in 2024
In 2024, Timothy Beyer wrote 47 Medicare Part D claims for 18 patients. 32% of them were for generic drugs.
Timothy Beyer's Part D claims by kind of drug, 2024
- Generic15 claims32%
- Brand-name32 claims68%
Source: Medicare Part D Prescribers - by Provider (CMS), 2024 data
Timothy Mark Beyer ranks in the 36th percentile for cataract surgery in Medicare
Timothy Beyer accepts Medicare assignment, so Medicare's approved amount is taken as full payment. CMS counts 13 procedures of cataract surgery by Timothy Beyer, more than 36% of the clinicians it reports for that procedure.
- Accepts Medicare assignment
- Yes
Where Timothy Beyer ranks in Medicare procedure volume
- Cataract surgery
- 36th percentile13 procedures
CMS ranks each clinician against every clinician it reports for the same procedure category.
Sources: Doctors and Clinicians National Downloadable File (CMS); and Doctors and Clinicians Utilization Data (CMS)
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Timothy Mark Beyer received $24 in industry payments in 2025
CMS Open Payments shows 1 general payment to Timothy Beyer from 1 drug or device company in 2025. Food and beverage make up the largest share, 100% of the total. Johnson & Johnson Vision Care, Inc. paid the most, $24.
Companies that paid Timothy Beyer the most, 2025 to 2025
Share is of all general payments to this clinician.
Source: Open Payments (CMS), 2025 data, released July 7, 2026
Timothy Mark Beyer graduated from Illinois College of Optometry at Chicago
Timothy Beyer graduated from Illinois College of Optometry at Chicago in 2007.
- Medical school
Source: Dmand AI Professional Profile Data
Sources for Timothy Mark Beyer'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 DataDmand AI Org Hierarchy 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)Doctors and Clinicians Utilization Data (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 Timothy Mark Beyer
Spotted something out of date? Email hello@dmand.ai and we will check the record. Contact details live in the free trial.
What is Timothy Mark Beyer's NPI number?
Timothy Mark Beyer's NPI number is 1760689160. It was assigned on June 28, 2007, and it is active in the NPI Registry.
What does Timothy Mark Beyer specialize in?
Timothy Mark Beyer is an optometrist in Elgin, Illinois. The primary specialty in the NPI Registry is Optometrist (taxonomy code 152W00000X).
Where does Timothy Mark Beyer practice?
Timothy Beyer practices at 1425 North Randall Road, Elgin, IL 60123. Timothy Beyer's primary practice is Advocate Sherman Hospital in Elgin, Illinois, part of Advocate Health. Dmand AI also links Timothy Beyer to 1 group practice or clinic and 1 medical group.
What is Timothy Mark Beyer's office phone number?
The practice phone on file for Timothy Beyer is (847) 742-9800.
What is Timothy Mark Beyer's medical license number?
Timothy Beyer holds Illinois license 046.009952.
Which hospitals is Timothy Mark Beyer affiliated with?
Timothy Beyer practices at Advocate Sherman Hospital in Elgin, Illinois.
Does Timothy Mark Beyer accept Medicare?
Yes. CMS lists Timothy Beyer as accepting Medicare assignment.
How many Medicare patients does Timothy Mark Beyer see?
CMS counts 74 Medicare patients who saw Timothy Beyer in 2024, with an average age of 72.
Where did Timothy Mark Beyer go to medical school?
Timothy Beyer graduated from Illinois College of Optometry at Chicago in 2007.
Has Timothy Mark Beyer received payments from drug or device companies?
CMS Open Payments shows $24 in general payments to Timothy Beyer from 1 company from 2025 to 2025. The largest total came from Johnson & Johnson Vision Care, Inc.
How long has Timothy Mark Beyer been practicing?
Timothy Beyer graduated from medical school in 2007, 19 years ago.
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