Nicholas Philip Hasler, OD
- Medicare patients, 2024
- 14
- Part D claims, 2024
- 15
- Industry payments
- $14
- Affiliated sites
- 2
- Medical groups
- 3
- Practice address
- 8614 Westwood Center Dr, Vienna, VA 22182
- Practice phone
- Call (704) 545-9797
- Professional email
- Get professional email
- Personal email
- Get personal email
- Mobile number
- Get mobile number
Primary practice
Myeyedr
Eye care practice · Vienna, Virginia
Find Nicholas Hasler'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.
Nicholas Philip Hasler is an optometrist in Vienna, Virginia
Nicholas Hasler practices at Myeyedr in Vienna, Virginia.
Nicholas Hasler's NPI, 1356182398, was assigned on June 4, 2024. Nicholas Hasler holds Colorado license 4018.
- NPI
- 1356182398NPI Registry (opens in a new tab)
- Medicare PAC ID
- 7719422328
- NPI enumeration date
- June 4, 2024
- NPI status
- Active
- Accepts Medicare assignment
- Yes
- Practice phone
- (704) 545-9797
- Professional email
- Get email
- Personal email
- Get email
- Mobile number
- Get number
- Sex
- Male
- Estimated age
- 29
- Medical school graduation
- 2023
Sources: NPPES NPI Registry (CMS); Dmand AI Professional Profile Data; Dmand AI Affiliation Data; and Doctors and Clinicians National Downloadable File (CMS)
Nicholas Philip Hasler practices at Myeyedr in Vienna, Virginia
Nicholas Hasler's primary practice is Myeyedr, at 8614 Westwood Center Dr, Vienna, VA 22182. The practice phone is (704) 545-9797.
- Myeyedr8614 Westwood Center Dr, Vienna, VA 22182Phone(704) 545-9797
Source: Dmand AI Affiliation Data
Nicholas Philip Hasler is affiliated with 2 sites of care and 3 medical groups
Nicholas Hasler's primary practice is Myeyedr in Vienna, Virginia. Dmand AI also links Nicholas Hasler to 3 medical groups and 1 group practice or clinic, each named with a free account.
Source: Dmand AI Affiliation Data
Dmand AI tracks the EHR system at Nicholas Philip Hasler's practice
Dmand AI tracks the electronic health record (EHR) system at each site where Nicholas Hasler 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 |
| +1 more site and 3 medical groups | Available with a free account |
Source: Dmand AI Technology Install Data
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Nicholas Philip Hasler is one of 2,487 optometrists in Virginia
Optometrist is Nicholas Hasler's primary specialty in the NPI Registry, under taxonomy code 152W00000X. Nicholas Hasler is licensed in Colorado.
Specialties and state licenses
- Optometrist, ColoradoPrimary
Optometrists near Nicholas Hasler
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
Nicholas Philip Hasler treated 14 Medicare patients in 2024, average age 76
CMS counts 14 Medicare patients who saw Nicholas Hasler in 2024. 75% of them have high cholesterol. Their average risk score is 0.92, where 1.00 is the Medicare average.
Across all payers, Dmand AI patient panel data puts Nicholas Hasler's median patient age at 70, with 63% women.
Chronic conditions among Nicholas Hasler's Medicare patients, 2024
- High cholesterol75%
Share of Medicare patients with each condition. A patient can have several.
Nicholas Hasler's patients across all payers
Dmand AI patient panel data covers Medicare, Medicaid and commercial patients.
Patient panel by age, all payers
Median age 70
Patient panel by sex, all payers
- Women63%
- Men36%
Sources: Dmand AI Patient Panel Data; and Medicare Physician & Other Practitioners - by Provider (CMS), 2024 data
Nicholas Philip Hasler wrote 15 Medicare Part D claims in 2024
In 2024, Nicholas Hasler wrote 15 Medicare Part D claims.
Source: Medicare Part D Prescribers - by Provider (CMS), 2024 data
How Nicholas Philip Hasler takes part in Medicare
Nicholas Hasler 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.
Nicholas Philip Hasler received $14 in industry payments in 2025
CMS Open Payments shows 1 general payment to Nicholas Hasler 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, $14.
Companies that paid Nicholas Hasler 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 Nicholas Philip Hasler'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 | Dmand AI Affiliation Data |
| Primary practice, affiliations and health system | Dmand 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) |
| 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 Nicholas Philip Hasler
Spotted something out of date? Email hello@dmand.ai and we will check the record. Contact details live in the free trial.
What is Nicholas Philip Hasler's NPI number?
Nicholas Philip Hasler's NPI number is 1356182398. It was assigned on June 4, 2024, and it is active in the NPI Registry.
What does Nicholas Philip Hasler specialize in?
Nicholas Philip Hasler is an optometrist in Vienna, Virginia. The primary specialty in the NPI Registry is Optometrist (taxonomy code 152W00000X).
Where does Nicholas Philip Hasler practice?
Nicholas Hasler practices at 8614 Westwood Center Dr, Vienna, VA 22182. Nicholas Hasler's primary practice is Myeyedr in Vienna, Virginia. Dmand AI also links Nicholas Hasler to 3 medical groups and 1 group practice or clinic.
What is Nicholas Philip Hasler's office phone number?
The practice phone on file for Nicholas Hasler is (704) 545-9797.
What is Nicholas Philip Hasler's medical license number?
Nicholas Hasler holds Colorado license 4018.
Does Nicholas Philip Hasler accept Medicare?
Yes. CMS lists Nicholas Hasler as accepting Medicare assignment.
How many Medicare patients does Nicholas Philip Hasler see?
CMS counts 14 Medicare patients who saw Nicholas Hasler in 2024, with an average age of 76.
Has Nicholas Philip Hasler received payments from drug or device companies?
CMS Open Payments shows $14 in general payments to Nicholas Hasler from 1 company from 2025 to 2025. The largest total came from Alcon Laboratories Inc.
How long has Nicholas Philip Hasler been practicing?
Nicholas Hasler graduated from medical school in 2023, 3 years ago.
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