Mark John Roy, OD
- Industry payments
- $21
- Affiliated sites
- 1
- State license
- 1
- Year NPI issued
- 2006
- Practice locations
- 2
- Practice address
- 4970 N Adams Rd, Rochester, MI 48306-1416
- Practice phone
- Call (248) 373-6500
- Professional email
- Get professional email
- Personal email
- Get personal email
- Mobile number
- Get mobile number
Primary practice
Oakland Optometry
Physician office · Rochester, Michigan
Find Mark Roy'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 John Roy is an optometrist in Plymouth, Michigan
Mark Roy practices at Oakland Optometry in Rochester, Michigan.
Mark Roy's NPI, 1174572143, was assigned on May 8, 2006. Mark Roy graduated from Ferris State College - College of Optometry in 1987. Mark Roy holds Michigan license 4901003127.
- NPI
- 1174572143NPI Registry (opens in a new tab)
- Medicare PAC ID
- 3678593647
- NPI enumeration date
- May 8, 2006
- NPI status
- Active
- Accepts Medicare assignment
- Yes
- Practice phone
- (248) 373-6500
- Professional email
- Get email
- Personal email
- Get email
- Mobile number
- Get number
- Sex
- Male
- Estimated age
- 65
- Medical school graduation
- 1987
Sources: NPPES NPI Registry (CMS); Dmand AI Professional Profile Data; Dmand AI Affiliation Data; and Doctors and Clinicians National Downloadable File (CMS)
Mark John Roy practices in Rochester and Plymouth
Mark Roy's primary practice is Oakland Optometry, at 4970 N Adams Rd, Rochester, MI 48306-1416. The practice phone is (248) 373-6500. The NPI Registry lists Mark Roy's practice address as 729 W Ann Arbor Trl, Plymouth, MI 48170.
- Oakland OptometryPrimary4970 N Adams Rd, Rochester, MI 48306-1416Phone(248) 373-6500
- NPI Registry address729 W Ann Arbor Trl, Plymouth, MI 48170 · Wayne County
Sources: NPPES NPI Registry (CMS); Dmand AI Affiliation Data; and Dmand AI Practice Data
Mark John Roy is affiliated with 1 site of care
Mark Roy's primary practice is Oakland Optometry in Rochester, Michigan.
Source: Dmand AI Affiliation Data
Dmand AI tracks the EHR system at Mark John Roy's practice
Dmand AI tracks the electronic health record (EHR) system at each site where Mark Roy practices. Vendor and product names are available with a free account.
| Site | EHR vendor and product |
|---|---|
| Oakland Optometry | 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 each health system and 6.2K+ hospitals, with verified contacts in the same login.
Mark John Roy is one of 1,416 optometrists in Michigan
Optometrist is Mark Roy's primary specialty in the NPI Registry, under taxonomy code 152W00000X. Mark Roy is licensed in Michigan.
Specialties and state licenses
- Optometrist, MichiganPrimary
Optometrists near Mark Roy
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 John Roy's patients have a median age of 71
Across all payers, Dmand AI patient panel data puts Mark Roy's median patient age at 71, with 48% women.
Mark Roy's patients across all payers
Dmand AI patient panel data covers Medicare, Medicaid and commercial patients.
Patient panel by age, all payers
Median age 71
Patient panel by sex, all payers
- Women48%
- Men52%
Source: Dmand AI Patient Panel Data
How Mark John Roy takes part in Medicare
Mark Roy 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)
Mark John Roy received $21 in industry payments in 2025
CMS Open Payments shows 1 general payment to Mark Roy 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, $21.
Companies that paid Mark Roy the most, 2025 to 2025
Share is of all general payments to this clinician.
Source: Open Payments (CMS), 2025 data, released July 7, 2026
Mark John Roy graduated from Ferris State College - College of Optometry
Mark Roy graduated from Ferris State College - College of Optometry in 1987.
- Medical school
Source: Dmand AI Professional Profile Data
Sources for Mark John Roy'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 Affiliation DataDmand AI Practice Data |
| Primary practice, affiliations and health system | Dmand AI Affiliation Data |
| Medicare patients and the all-payer patient panel | Dmand AI Patient Panel Data |
| 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 Mark John Roy
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 John Roy's NPI number?
Mark John Roy's NPI number is 1174572143. It was assigned on May 8, 2006, and it is active in the NPI Registry.
What does Mark John Roy specialize in?
Mark John Roy is an optometrist in Plymouth, Michigan. The primary specialty in the NPI Registry is Optometrist (taxonomy code 152W00000X).
Where does Mark John Roy practice?
Mark Roy practices at 4970 N Adams Rd, Rochester, MI 48306-1416. Mark Roy also practices at 729 W Ann Arbor Trl, Plymouth, MI 48170. Mark Roy's primary practice is Oakland Optometry in Rochester, Michigan.
What is Mark John Roy's office phone number?
The practice phone on file for Mark Roy is (248) 373-6500.
What is Mark John Roy's medical license number?
Mark Roy holds Michigan license 4901003127.
Does Mark John Roy accept Medicare?
Yes. CMS lists Mark Roy as accepting Medicare assignment.
Where did Mark John Roy go to medical school?
Mark Roy graduated from Ferris State College - College of Optometry in 1987.
Has Mark John Roy received payments from drug or device companies?
CMS Open Payments shows $21 in general payments to Mark Roy from 1 company from 2025 to 2025. The largest total came from Alcon Laboratories Inc.
How long has Mark John Roy been practicing?
Mark Roy graduated from medical school in 1987, 39 years ago.
Selling to optometrist practices?
See optometrists in Michigan by site of care and group
Find the practices, groups and hospitals they work with, and the right people to contact at each.
- 30 days free
- Self-serve
- No credit card