Mark Edward Nakano, OD
- Part D claims, 2024
- 100
- Industry payments
- $482
- Affiliated sites
- 2
- Medical groups
- 2
- State license
- 1
- Practice address
- 5460 E La Palma Ave, Anaheim, CA 92807
- Practice phone
- Call (714) 463-7500
- Professional email
- Get professional email
- Personal email
- Get personal email
- Mobile number
- Get mobile number
Primary practice
Marshall B. Ketchum University
Anaheim, California
Find Mark Nakano'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 Edward Nakano is an optometrist in Anaheim, California
Mark Nakano practices at Marshall B. Ketchum University in Anaheim, California.
Mark Nakano's NPI, 1821072133, was assigned on November 30, 2005. Mark Nakano holds California license 8818TPL.
- NPI
- 1821072133NPI Registry (opens in a new tab)
- Medicare PAC ID
- 1456265172
- NPI enumeration date
- November 30, 2005
- NPI status
- Active
- Accepts Medicare assignment
- Yes
- Practice phone
- (714) 463-7500
- Professional email
- Get email
- Personal email
- Get email
- Mobile number
- Get number
- Sex
- Male
- Estimated age
- 66
- Medical school graduation
- 1986
Sources: NPPES NPI Registry (CMS); Dmand AI Professional Profile Data; Dmand AI Practice Data; and Doctors and Clinicians National Downloadable File (CMS)
Mark Edward Nakano practices at Marshall B. Ketchum University in Anaheim, California
Mark Nakano's primary practice is Marshall B. Ketchum University, at 5460 E La Palma Ave, Anaheim, CA 92807 in Orange County. The practice phone is (714) 463-7500.
- Marshall B. Ketchum University5460 E La Palma Ave, Anaheim, CA 92807 · Orange CountyPhone(714) 463-7500
Sources: NPPES NPI Registry (CMS); and Dmand AI Practice Data
Mark Edward Nakano is affiliated with 3 sites of care and 2 medical groups
Mark Nakano's primary practice is Marshall B. Ketchum University in Anaheim, California. Dmand AI also links Mark Nakano 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 Edward Nakano's practice
Dmand AI tracks the electronic health record (EHR) system at each site where Mark Nakano practices, 2 sites in all. Vendor and product names are available with a free account.
| Site | EHR vendor and product |
|---|---|
| Marshall B. Ketchum University | 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 Edward Nakano is one of 7,206 optometrists in California
Optometrist is Mark Nakano's primary specialty in the NPI Registry, under taxonomy code 152W00000X. Mark Nakano is licensed in California.
Specialties and state licenses
- Optometrist, CaliforniaPrimary
Optometrists near Mark Nakano
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 Edward Nakano's patients have a median age of 67
Across all payers, Dmand AI patient panel data puts Mark Nakano's median patient age at 67, with 48% women.
Mark Nakano's patients across all payers
Dmand AI patient panel data covers Medicare, Medicaid and commercial patients.
Patient panel by age, all payers
Median age 67
Patient panel by sex, all payers
- Women48%
- Men52%
Source: Dmand AI Patient Panel Data
Mark Edward Nakano wrote 100 Medicare Part D claims in 2024
In 2024, Mark Nakano wrote 100 Medicare Part D claims for 28 patients. 49% of them were for generic drugs.
Mark Nakano's Part D claims by kind of drug, 2024
- Generic49 claims49%
- Brand-name51 claims51%
Source: Medicare Part D Prescribers - by Provider (CMS), 2024 data
How Mark Edward Nakano takes part in Medicare
Mark Nakano 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)
For MedTech and pharma teams
Filter 7.4M+ HCPs by Medicare procedures, Part D drugs and Open Payments history, then reach them with verified contacts in one login.
Mark Edward Nakano received $482 in industry payments in 2025
CMS Open Payments shows 7 general payments to Mark Nakano from 4 drug and device companies in 2025. Food and beverage make up the largest share, 100% of the total. Carl Zeiss Meditec USA, Inc. paid the most, $201.
Companies that paid Mark Nakano 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 Edward Nakano'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 |
| 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) |
| 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 Edward Nakano
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 Edward Nakano's NPI number?
Mark Edward Nakano's NPI number is 1821072133. It was assigned on November 30, 2005, and it is active in the NPI Registry.
What does Mark Edward Nakano specialize in?
Mark Edward Nakano is an optometrist in Anaheim, California. The primary specialty in the NPI Registry is Optometrist (taxonomy code 152W00000X).
Where does Mark Edward Nakano practice?
Mark Nakano practices at 5460 E La Palma Ave, Anaheim, CA 92807. Mark Nakano's primary practice is Marshall B. Ketchum University in Anaheim, California. Dmand AI also links Mark Nakano to 2 group practices and clinics and 2 medical groups.
What is Mark Edward Nakano's office phone number?
The practice phone on file for Mark Nakano is (714) 463-7500.
What is Mark Edward Nakano's medical license number?
Mark Nakano holds California license 8818TPL.
Does Mark Edward Nakano accept Medicare?
Yes. CMS lists Mark Nakano as accepting Medicare assignment.
Has Mark Edward Nakano received payments from drug or device companies?
CMS Open Payments shows $482 in general payments to Mark Nakano from 4 companies from 2025 to 2025. The largest total came from Carl Zeiss Meditec USA, Inc.
How long has Mark Edward Nakano been practicing?
Mark Nakano graduated from medical school in 1986, 40 years ago.
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