Mark A. Havera, OD
- Medicare patients, 2024
- 256
- Part D claims, 2024
- 149
- Industry payments
- $72
- Affiliated sites
- 2
- Medical groups
- 2
- Practice address
- 2701 Fieldstone Dr, Maryville, IL 62062
- Practice phone
- Call (618) 344-0511
- Professional email
- Get professional email
- Personal email
- Get personal email
- Mobile number
- Get mobile number
Primary practice
Havera Eye Care Specialists
Maryville, Illinois
Find Mark Havera'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.
Mark A. Havera is an optometrist in Maryville, Illinois
Mark Havera practices at Havera Eye Care Specialists in Maryville, Illinois.
Mark Havera's NPI, 1306125166, was assigned on August 11, 2011. Mark Havera holds Illinois license 046010454.
- NPI
- 1306125166NPI Registry (opens in a new tab)
- Medicare PAC ID
- 5496927576
- NPI enumeration date
- August 11, 2011
- NPI status
- Active
- Practice phone
- (618) 344-0511
- Professional email
- Get email
- Personal email
- Get email
- Mobile number
- Get number
- Sex
- Male
- Estimated age
- 41
- Medical school graduation
- 2011
Sources: NPPES NPI Registry (CMS); Dmand AI Professional Profile Data; and Dmand AI Practice Data
Mark A. Havera practices at Havera Eye Care Specialists in Maryville, Illinois
Mark Havera's primary practice is Havera Eye Care Specialists, at 2701 Fieldstone Dr, Maryville, IL 62062 in Madison County. The practice phone is (618) 344-0511.
- Havera Eye Care Specialists2701 Fieldstone Dr, Maryville, IL 62062 · Madison CountyPhone(618) 344-0511
Sources: NPPES NPI Registry (CMS); and Dmand AI Practice Data
Mark A. Havera is affiliated with 3 sites of care and 2 medical groups
Mark Havera's primary practice is Havera Eye Care Specialists in Maryville, Illinois. Dmand AI also links Mark Havera to 2 group practices and clinics and 2 medical groups, 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 Mark A. Havera's practice
Dmand AI tracks the electronic health record (EHR) system at each site where Mark Havera practices, 2 sites in all. Vendor and product names are available with a free account.
| Site | EHR vendor and product |
|---|---|
| Havera Eye Care Specialists | Available with a free account |
| +2 more sites and 2 medical groups | Available with a free account |
Source: Dmand AI Technology Install Data
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Mark A. Havera is one of 2,194 optometrists in Illinois
Optometrist is Mark Havera's primary specialty in the NPI Registry, under taxonomy code 152W00000X. Mark Havera is licensed in Illinois.
Specialties and state licenses
- Optometrist, IllinoisPrimary
Optometrists near Mark Havera
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
Mark A. Havera treated 256 Medicare patients in 2024, average age 76
CMS counts 256 Medicare patients who saw Mark Havera in 2024. The largest group is 65 to 74, with 117 patients. 75% of them have high blood pressure, and 75% have high cholesterol. Their average risk score is 0.85, where 1.00 is the Medicare average.
Across all payers, Dmand AI patient panel data puts Mark Havera's median patient age at 72, with 58% women.
Mark Havera's Medicare patients by age, 2024
CMS leaves out age groups with fewer than 11 patients.
Mark Havera's Medicare patients by sex, 2024
- Women15360%
- Men10340%
Chronic conditions among Mark Havera's Medicare patients, 2024
- High blood pressure75%
- High cholesterol75%
- Arthritis46%
- Diabetes24%
- Anxiety21%
- Ischemic heart disease17%
- Atrial fibrillation15%
- Cancer15%
Share of Medicare patients with each condition. A patient can have several.
Mark Havera's patients across all payers
Dmand AI patient panel data covers Medicare, Medicaid and commercial patients.
Patient panel by age, all payers
Median age 72
Patient panel by sex, all payers
- Women58%
- Men42%
Sources: Dmand AI Patient Panel Data; and Medicare Physician & Other Practitioners - by Provider (CMS), 2024 data
Mark A. Havera wrote 149 Medicare Part D claims in 2024
In 2024, Mark Havera wrote 149 Medicare Part D claims for 73 patients. 66% of them were for generic drugs.
Mark Havera's Part D claims by kind of drug, 2024
- Generic98 claims66%
- Brand-name51 claims34%
Drug classes CMS tracks in Mark Havera's Part D claims, 2024
- Antibiotics17%25 of 149 claims
Share of all Part D claims for each drug class CMS reports on. Classes with no claims are left out.
Source: Medicare Part D Prescribers - by Provider (CMS), 2024 data
Mark A. Havera ranks in the 67th percentile for cataract surgery in Medicare
CMS counts 62 procedures of cataract surgery by Mark Havera, more than 67% of the clinicians it reports for that procedure.
Where Mark Havera ranks in Medicare procedure volume
- Cataract surgery
- 67th percentile62 procedures
CMS ranks each clinician against every clinician it reports for the same procedure category.
Source: Doctors and Clinicians Utilization Data (CMS)
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Mark A. Havera received $72 in industry payments in 2025
CMS Open Payments shows 4 general payments to Mark Havera from 3 drug and device companies in 2025. Food and beverage make up the largest share, 100% of the total. Bausch & Lomb Americas Inc. paid the most, $36.
Companies that paid Mark Havera 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 Mark A. Havera'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 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 Utilization Data (CMS) (opens in a new tab) |
| 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 Mark A. Havera
Spotted something out of date? Email hello@dmand.ai and we will check the record. Contact details live in the free trial.
What is Mark A. Havera's NPI number?
Mark A. Havera's NPI number is 1306125166. It was assigned on August 11, 2011, and it is active in the NPI Registry.
What does Mark A. Havera specialize in?
Mark A. Havera is an optometrist in Maryville, Illinois. The primary specialty in the NPI Registry is Optometrist (taxonomy code 152W00000X).
Where does Mark A. Havera practice?
Mark Havera practices at 2701 Fieldstone Dr, Maryville, IL 62062. Mark Havera's primary practice is Havera Eye Care Specialists in Maryville, Illinois. Dmand AI also links Mark Havera to 2 group practices and clinics and 2 medical groups.
What is Mark A. Havera's office phone number?
The practice phone on file for Mark Havera is (618) 344-0511.
What is Mark A. Havera's medical license number?
Mark Havera holds Illinois license 046010454.
How many Medicare patients does Mark A. Havera see?
CMS counts 256 Medicare patients who saw Mark Havera in 2024, with an average age of 76.
Has Mark A. Havera received payments from drug or device companies?
CMS Open Payments shows $72 in general payments to Mark Havera from 3 companies from 2025 to 2025. The largest total came from Bausch & Lomb Americas Inc.
How long has Mark A. Havera been practicing?
Mark Havera graduated from medical school in 2011, 15 years ago.
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