Daniel P. Johnston, OD
- Medicare patients, 2024
- 171
- Part D claims, 2024
- 47
- Industry payments
- $118
- Affiliated sites
- 2
- Medical groups
- 2
- Practice address
- 8614 Westwood Center Dr, Vienna, VA 22182
- Practice phone
- Call (610) 692-8300
- Professional email
- Get professional email
- Personal email
- Get personal email
- Mobile number
- Get mobile number
Primary practice
Myeyedr.
Vienna, Virginia
Find Daniel Johnston'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 P. Johnston is an optometrist in Vienna, Virginia
Daniel Johnston practices at Myeyedr. in Vienna, Virginia.
Daniel Johnston's NPI, 1831161744, was assigned on February 3, 2006. Daniel Johnston graduated from Pennsylvania College of Optometry in 2002. Daniel Johnston holds Pennsylvania license OEG001893.
- NPI
- 1831161744NPI Registry (opens in a new tab)
- Medicare PAC ID
- 3577531334
- NPI enumeration date
- February 3, 2006
- NPI status
- Active
- Accepts Medicare assignment
- Yes
- Practice phone
- (610) 692-8300
- Professional email
- Get email
- Personal email
- Get email
- Mobile number
- Get number
- Sex
- Male
- Estimated age
- 50
- Medical school graduation
- 2002
Sources: NPPES NPI Registry (CMS); Dmand AI Professional Profile Data; Dmand AI Practice Data; and Doctors and Clinicians National Downloadable File (CMS)
Daniel P. Johnston practices at Myeyedr. in Vienna, Virginia
Daniel Johnston's primary practice is Myeyedr., at 8614 Westwood Center Dr, Vienna, VA 22182 in Fairfax County. The practice phone is (610) 692-8300.
- Myeyedr.8614 Westwood Center Dr, Vienna, VA 22182 · Fairfax CountyPhone(610) 692-8300
Sources: NPPES NPI Registry (CMS); and Dmand AI Practice Data
Daniel P. Johnston is affiliated with 3 sites of care and 2 medical groups
Daniel Johnston's primary practice is Myeyedr. in Vienna, Virginia. Dmand AI also links Daniel Johnston 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 Daniel P. Johnston's practice
Dmand AI tracks the electronic health record (EHR) system at each site where Daniel Johnston practices, 2 sites in all. Vendor and product names are available with a free account.
| Site | EHR vendor and product |
|---|---|
| Myeyedr. | 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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Daniel P. Johnston is one of 2,487 optometrists in Virginia
Optometrist is Daniel Johnston's primary specialty in the NPI Registry, under taxonomy code 152W00000X. Dmand AI has Daniel Johnston's licenses on file in 2 states: Pennsylvania and Florida.
Specialties and state licenses
- Optometrist, PennsylvaniaPrimary
- Florida license
Optometrists near Daniel Johnston
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 P. Johnston treated 171 Medicare patients in 2024, average age 74
CMS counts 171 Medicare patients who saw Daniel Johnston in 2024. The largest group is 65 to 74, with 96 patients. 75% of them have high cholesterol, and 55% have high blood pressure. Their average risk score is 0.85, where 1.00 is the Medicare average.
Across all payers, Dmand AI patient panel data puts Daniel Johnston's median patient age at 69, with 58% women.
Daniel Johnston's Medicare patients by age, 2024
CMS leaves out age groups with fewer than 11 patients.
Daniel Johnston's Medicare patients by sex, 2024
- Women10763%
- Men6437%
Chronic conditions among Daniel Johnston's Medicare patients, 2024
- High cholesterol75%
- High blood pressure55%
- Arthritis40%
- Osteoporosis23%
- Ischemic heart disease21%
- Mood disorders19%
- Diabetes17%
- Anxiety16%
Share of Medicare patients with each condition. A patient can have several.
Daniel Johnston's patients across all payers
Dmand AI patient panel data covers Medicare, Medicaid and commercial patients.
Patient panel by age, all payers
Median age 69
Patient panel by sex, all payers
- Women58%
- Men39%
Sources: Dmand AI Patient Panel Data; and Medicare Physician & Other Practitioners - by Provider (CMS), 2024 data
Daniel P. Johnston wrote 47 Medicare Part D claims in 2024
In 2024, Daniel Johnston wrote 47 Medicare Part D claims for 30 patients. 60% of them were for generic drugs.
Daniel Johnston's Part D claims by kind of drug, 2024
- Generic28 claims60%
- Brand-name19 claims40%
Source: Medicare Part D Prescribers - by Provider (CMS), 2024 data
How Daniel P. Johnston takes part in Medicare
Daniel Johnston 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)
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Daniel P. Johnston received $118 in industry payments in 2025
CMS Open Payments shows 1 general payment to Daniel Johnston from 1 drug or device company in 2025. Food and beverage make up the largest share, 100% of the total. Bausch & Lomb Americas Inc. paid the most, $118.
Companies that paid Daniel Johnston 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 P. Johnston graduated from Pennsylvania College of Optometry
Daniel Johnston graduated from Pennsylvania College of Optometry in 2002.
- Medical school
Source: Dmand AI Professional Profile Data
Sources for Daniel P. Johnston'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) |
| 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 P. Johnston
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 P. Johnston's NPI number?
Daniel P. Johnston's NPI number is 1831161744. It was assigned on February 3, 2006, and it is active in the NPI Registry.
What does Daniel P. Johnston specialize in?
Daniel P. Johnston is an optometrist in Vienna, Virginia. The primary specialty in the NPI Registry is Optometrist (taxonomy code 152W00000X).
Where does Daniel P. Johnston practice?
Daniel Johnston practices at 8614 Westwood Center Dr, Vienna, VA 22182. Daniel Johnston's primary practice is Myeyedr. in Vienna, Virginia. Dmand AI also links Daniel Johnston to 2 group practices and clinics and 2 medical groups.
What is Daniel P. Johnston's office phone number?
The practice phone on file for Daniel Johnston is (610) 692-8300.
What is Daniel P. Johnston's medical license number?
Daniel Johnston holds Pennsylvania license OEG001893, one of the licenses on file in 2 states.
Which states has Daniel P. Johnston been licensed in?
Dmand AI has state licenses on file for Daniel Johnston in Pennsylvania and Florida.
Does Daniel P. Johnston accept Medicare?
Yes. CMS lists Daniel Johnston as accepting Medicare assignment.
How many Medicare patients does Daniel P. Johnston see?
CMS counts 171 Medicare patients who saw Daniel Johnston in 2024, with an average age of 74.
Where did Daniel P. Johnston go to medical school?
Daniel Johnston graduated from Pennsylvania College of Optometry in 2002.
Has Daniel P. Johnston received payments from drug or device companies?
CMS Open Payments shows $118 in general payments to Daniel Johnston from 1 company from 2025 to 2025. The largest total came from Bausch & Lomb Americas Inc.
How long has Daniel P. Johnston been practicing?
Daniel Johnston graduated from medical school in 2002, 24 years ago.
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