Mark Allan Blackledge, OD
- Industry payments
- $93
- Medical group
- 1
- State licenses
- 2
- Year NPI issued
- 2006
- Practice address
- 23600 El Toro Rd, Lake Forest, CA 92630
- Practice phone
- Call (800) 571-5202
- Professional email
- Get professional email
- Personal email
- Get personal email
- Mobile number
- Get mobile number
Primary practice
National Vision, Inc.
Lake Forest, California
Find Mark Blackledge'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 Allan Blackledge is an optometrist in Lake Forest, California
Mark Blackledge practices at National Vision, Inc. in Lake Forest, California.
Mark Blackledge's NPI, 1679521397, was assigned on May 5, 2006. Mark Blackledge holds Missouri license 2015007758.
- NPI
- 1679521397NPI Registry (opens in a new tab)
- NPI enumeration date
- May 5, 2006
- NPI status
- Active
- Practice phone
- (800) 571-5202
- Professional email
- Get email
- Personal email
- Get email
- Mobile number
- Get number
- Sex
- Male
Sources: NPPES NPI Registry (CMS); Dmand AI Professional Profile Data; and Dmand AI Practice Data
Mark Allan Blackledge practices at National Vision, Inc. in Lake Forest, California
Mark Blackledge's primary practice is National Vision, Inc., at 23600 El Toro Rd, Lake Forest, CA 92630 in Orange County. The practice phone is (800) 571-5202.
- National Vision, Inc.23600 El Toro Rd, Lake Forest, CA 92630 · Orange CountyPhone(800) 571-5202
Sources: NPPES NPI Registry (CMS); and Dmand AI Practice Data
Mark Allan Blackledge is affiliated with 1 site of care and 1 medical group
Mark Blackledge's primary practice is National Vision, Inc. in Lake Forest, California. Dmand AI also links Mark Blackledge to 1 medical group, 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 Allan Blackledge's practice
Dmand AI tracks the electronic health record (EHR) system at each site where Mark Blackledge practices. Vendor and product names are available with a free account.
| Site | EHR vendor and product |
|---|---|
| National Vision, Inc. | Available with a free account |
| +1 medical group | Available with a free account |
Source: Dmand AI Technology Install Data
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Mark Allan Blackledge is one of 7,206 optometrists in California
Optometrist is Mark Blackledge's primary specialty in the NPI Registry, under taxonomy code 152W00000X. Dmand AI has Mark Blackledge's licenses on file in 2 states: Missouri and Nebraska.
Specialties and state licenses
- Optometrist, MissouriPrimary
- Nebraska license
Optometrists near Mark Blackledge
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 Allan Blackledge's patients have a median age of 60
Across all payers, Dmand AI patient panel data puts Mark Blackledge's median patient age at 60, with 45% women.
Mark Blackledge's patients across all payers
Dmand AI patient panel data covers Medicare, Medicaid and commercial patients.
Patient panel by age, all payers
Median age 60
Patient panel by sex, all payers
- Women45%
- Men55%
Source: Dmand AI Patient Panel Data
Mark Allan Blackledge received $93 in industry payments in 2025
CMS Open Payments shows 1 general payment to Mark Blackledge from 1 drug or device company in 2025. Food and beverage make up the largest share, 100% of the total. CooperVision Inc. paid the most, $93.
Companies that paid Mark Blackledge 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 Allan Blackledge'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 Data |
| 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 Allan Blackledge
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 Allan Blackledge's NPI number?
Mark Allan Blackledge's NPI number is 1679521397. It was assigned on May 5, 2006, and it is active in the NPI Registry.
What does Mark Allan Blackledge specialize in?
Mark Allan Blackledge is an optometrist in Lake Forest, California. The primary specialty in the NPI Registry is Optometrist (taxonomy code 152W00000X).
Where does Mark Allan Blackledge practice?
Mark Blackledge practices at 23600 El Toro Rd, Lake Forest, CA 92630. Mark Blackledge's primary practice is National Vision, Inc. in Lake Forest, California. Dmand AI also links Mark Blackledge to 1 medical group.
What is Mark Allan Blackledge's office phone number?
The practice phone on file for Mark Blackledge is (800) 571-5202.
What is Mark Allan Blackledge's medical license number?
Mark Blackledge holds Missouri license 2015007758, one of the licenses on file in 2 states.
Which states has Mark Allan Blackledge been licensed in?
Dmand AI has state licenses on file for Mark Blackledge in Missouri and Nebraska.
Has Mark Allan Blackledge received payments from drug or device companies?
CMS Open Payments shows $93 in general payments to Mark Blackledge from 1 company from 2025 to 2025. The largest total came from CooperVision Inc.
How long has Mark Allan Blackledge been practicing?
Mark Blackledge's NPI was assigned in 2006.
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