Daniel L. Markley, OD
- Medicare patients, 2024
- 121
- Part D claims, 2024
- 171
- Industry payments
- $39
- Affiliated sites
- 3
- Medical groups
- 3
- Practice address
- 12606 Holly Rd, Grand Blanc, MI 48439
- Practice phone
- Call (810) 694-3652
- Professional email
- Get professional email
- Personal email
- Get personal email
- Mobile number
- Get mobile number
Primary practice
Grand Blanc Vision Clinic
Grand Blanc, Michigan
Find Daniel Markley'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.
Daniel L. Markley is an optometrist in Grand Blanc, Michigan
Daniel Markley practices at Grand Blanc Vision Clinic in Grand Blanc, Michigan.
Daniel Markley's NPI, 1902971997, was assigned on November 22, 2006. Daniel Markley graduated from Ferris State College - College of Optometry in 1998. Daniel Markley holds Michigan license 4901003949.
- NPI
- 1902971997NPI Registry (opens in a new tab)
- Medicare PAC ID
- 8325079064
- NPI enumeration date
- November 22, 2006
- NPI status
- Active
- Accepts Medicare assignment
- Yes
- Practice phone
- (810) 694-3652
- Professional email
- Get email
- Personal email
- Get email
- Mobile number
- Get number
- Sex
- Male
- Estimated age
- 54
- Medical school graduation
- 1998
Sources: NPPES NPI Registry (CMS); Dmand AI Professional Profile Data; Dmand AI Practice Data; and Doctors and Clinicians National Downloadable File (CMS)
Daniel L. Markley practices at Grand Blanc Vision Clinic in Grand Blanc, Michigan
Daniel Markley's primary practice is Grand Blanc Vision Clinic, at 12606 Holly Rd, Grand Blanc, MI 48439 in Genesee County. The practice phone is (810) 694-3652.
- Grand Blanc Vision Clinic12606 Holly Rd, Grand Blanc, MI 48439 · Genesee CountyPhone(810) 694-3652
Sources: NPPES NPI Registry (CMS); and Dmand AI Practice Data
Daniel L. Markley is affiliated with 4 sites of care and 3 medical groups
Daniel Markley's primary practice is Grand Blanc Vision Clinic in Grand Blanc, Michigan. Dmand AI also links Daniel Markley to 3 group practices and clinics and 3 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 Daniel L. Markley's practice
Dmand AI tracks the electronic health record (EHR) system at each site where Daniel Markley practices, 3 sites in all. Vendor and product names are available with a free account.
| Site | EHR vendor and product |
|---|---|
| Grand Blanc Vision Clinic | Available with a free account |
| +3 more sites and 3 medical groups | Available with a free account |
Source: Dmand AI Technology Install Data
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Daniel L. Markley is one of 1,416 optometrists in Michigan
Optometrist is Daniel Markley's primary specialty in the NPI Registry, under taxonomy code 152W00000X. Daniel Markley is licensed in Michigan.
Specialties and state licenses
- Optometrist, MichiganPrimary
Optometrists near Daniel Markley
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
Daniel L. Markley treated 121 Medicare patients in 2024, average age 75
CMS counts 121 Medicare patients who saw Daniel Markley in 2024. The largest group is 65 to 74, with 51 patients. 75% of them have high blood pressure, and 75% have high cholesterol. Their average risk score is 1.21, where 1.00 is the Medicare average.
Across all payers, Dmand AI patient panel data puts Daniel Markley's median patient age at 66, with 64% women.
Daniel Markley's Medicare patients by age, 2024
CMS leaves out age groups with fewer than 11 patients.
Daniel Markley's Medicare patients by sex, 2024
- Women7260%
- Men4940%
Chronic conditions among Daniel Markley's Medicare patients, 2024
- High blood pressure75%
- High cholesterol75%
- Arthritis46%
- Diabetes28%
- Ischemic heart disease28%
- Anxiety21%
- Chronic kidney disease21%
- Atrial fibrillation19%
Share of Medicare patients with each condition. A patient can have several.
Daniel Markley's patients across all payers
Dmand AI patient panel data covers Medicare, Medicaid and commercial patients.
Patient panel by age, all payers
Median age 66
Patient panel by sex, all payers
- Women64%
- Men36%
Sources: Dmand AI Patient Panel Data; and Medicare Physician & Other Practitioners - by Provider (CMS), 2024 data
Daniel L. Markley wrote 171 Medicare Part D claims in 2024
In 2024, Daniel Markley wrote 171 Medicare Part D claims for 60 patients. 67% of them were for generic drugs.
Daniel Markley's Part D claims by kind of drug, 2024
- Generic115 claims67%
- Brand-name56 claims33%
Source: Medicare Part D Prescribers - by Provider (CMS), 2024 data
Daniel L. Markley ranks in the 41st percentile for cataract surgery in Medicare
Daniel Markley accepts Medicare assignment, so Medicare's approved amount is taken as full payment. CMS counts 17 procedures of cataract surgery by Daniel Markley, more than 41% of the clinicians it reports for that procedure.
- Accepts Medicare assignment
- Yes
Where Daniel Markley ranks in Medicare procedure volume
- Cataract surgery
- 41st percentile17 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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Daniel L. Markley received $39 in industry payments in 2025
CMS Open Payments shows 2 general payments to Daniel Markley from 2 drug and device companies in 2025. Food and beverage make up the largest share, 100% of the total. CooperVision Inc. paid the most, $21.
Companies that paid Daniel Markley the most, 2025 to 2025
Share is of all general payments to this clinician.
Source: Open Payments (CMS), 2025 data, released July 7, 2026
Daniel L. Markley graduated from Ferris State College - College of Optometry
Daniel Markley graduated from Ferris State College - College of Optometry in 1998.
- Medical school
Source: Dmand AI Professional Profile Data
Sources for Daniel L. Markley'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 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 Daniel L. Markley
Spotted something out of date? Email hello@dmand.ai and we will check the record. Contact details live in the free trial.
What is Daniel L. Markley's NPI number?
Daniel L. Markley's NPI number is 1902971997. It was assigned on November 22, 2006, and it is active in the NPI Registry.
What does Daniel L. Markley specialize in?
Daniel L. Markley is an optometrist in Grand Blanc, Michigan. The primary specialty in the NPI Registry is Optometrist (taxonomy code 152W00000X).
Where does Daniel L. Markley practice?
Daniel Markley practices at 12606 Holly Rd, Grand Blanc, MI 48439. Daniel Markley's primary practice is Grand Blanc Vision Clinic in Grand Blanc, Michigan. Dmand AI also links Daniel Markley to 3 group practices and clinics and 3 medical groups.
What is Daniel L. Markley's office phone number?
The practice phone on file for Daniel Markley is (810) 694-3652.
What is Daniel L. Markley's medical license number?
Daniel Markley holds Michigan license 4901003949.
Does Daniel L. Markley accept Medicare?
Yes. CMS lists Daniel Markley as accepting Medicare assignment.
How many Medicare patients does Daniel L. Markley see?
CMS counts 121 Medicare patients who saw Daniel Markley in 2024, with an average age of 75.
Where did Daniel L. Markley go to medical school?
Daniel Markley graduated from Ferris State College - College of Optometry in 1998.
Has Daniel L. Markley received payments from drug or device companies?
CMS Open Payments shows $39 in general payments to Daniel Markley from 2 companies from 2025 to 2025. The largest total came from CooperVision Inc.
How long has Daniel L. Markley been practicing?
Daniel Markley graduated from medical school in 1998, 28 years ago.
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