Oliver T. Chen, OD
- Medicare patients, 2024
- 69
- Part D claims, 2024
- 19
- Industry payments
- $168
- Affiliated sites
- 1
- Medical group
- 1
- Practice address
- 1901 Calle Barcelona, Carlsbad, CA 92009
- Practice phone
- Call (760) 930-9696
- Professional email
- Get professional email
- Personal email
- Get personal email
- Mobile number
- Get mobile number
Primary practice
North County Laser Eye Associates, APC
Carlsbad, California
Find Oliver Chen'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.
Oliver T. Chen is a corneal and contact management optometrist in Carlsbad, California
Oliver Chen practices at North County Laser Eye Associates, APC in Carlsbad, California.
Oliver Chen's NPI, 1245332089, was assigned on September 2, 2006. Oliver Chen graduated from New England College of Optometry in 2002. Oliver Chen holds California license 12395T.
- NPI
- 1245332089NPI Registry (opens in a new tab)
- Medicare PAC ID
- 7517988421
- NPI enumeration date
- September 2, 2006
- NPI status
- Active
- Accepts Medicare assignment
- Yes
- Practice phone
- (760) 930-9696
- 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)
Oliver T. Chen practices at North County Laser Eye Associates, APC in Carlsbad, California
Oliver Chen's primary practice is North County Laser Eye Associates, APC, at 1901 Calle Barcelona, Carlsbad, CA 92009 in San Diego County. The practice phone is (760) 930-9696.
- North County Laser Eye Associates, APC1901 Calle Barcelona, Carlsbad, CA 92009 · San Diego CountyPhone(760) 930-9696
Sources: NPPES NPI Registry (CMS); and Dmand AI Practice Data
Oliver T. Chen is affiliated with 2 sites of care and 1 medical group
Oliver Chen's primary practice is North County Laser Eye Associates, APC in Carlsbad, California. Dmand AI also links Oliver Chen to 1 group practice or clinic and 1 medical group, 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 Oliver T. Chen's practice
Dmand AI tracks the electronic health record (EHR) system at each site where Oliver Chen practices. Vendor and product names are available with a free account.
| Site | EHR vendor and product |
|---|---|
| North County Laser Eye Associates, APC | Available with a free account |
| +1 more site and 1 medical group | Available with a free account |
Source: Dmand AI Technology Install Data
For health IT teams
Dmand AI maps EHR vendors, IT decision makers and buying committees across each health system and 6.2K+ hospitals, with verified contacts in the same login.
Oliver T. Chen is one of 105 corneals and contact management optometrists in California
Corneal and contact management is Oliver Chen's primary specialty in the NPI Registry, under taxonomy code 152WC0802X. Oliver Chen is licensed in California.
Specialties and state licenses
- Corneal and contact management optometrist, CaliforniaPrimary
Corneals and contact management optometrists near Oliver Chen
Counts of corneals and contact management 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
Oliver T. Chen treated 69 Medicare patients in 2024, average age 75
CMS counts 69 Medicare patients who saw Oliver Chen in 2024. The largest group is 65 to 74, with 41 patients. 75% of them have high cholesterol, and 52% have high blood pressure. Their average risk score is 0.87, where 1.00 is the Medicare average.
Across all payers, Dmand AI patient panel data puts Oliver Chen's median patient age at 69, with 57% women.
Oliver Chen's Medicare patients by age, 2024
CMS leaves out age groups with fewer than 11 patients.
Oliver Chen's Medicare patients by sex, 2024
- Women3957%
- Men3043%
Chronic conditions among Oliver Chen's Medicare patients, 2024
- High cholesterol75%
- High blood pressure52%
- Arthritis41%
- Ischemic heart disease29%
- Osteoporosis23%
- Anxiety22%
- Atrial fibrillation19%
- Diabetes17%
Share of Medicare patients with each condition. A patient can have several.
Oliver Chen'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
- Women57%
- Men43%
Sources: Dmand AI Patient Panel Data; and Medicare Physician & Other Practitioners - by Provider (CMS), 2024 data
Oliver T. Chen wrote 19 Medicare Part D claims in 2024
In 2024, Oliver Chen wrote 19 Medicare Part D claims for 16 patients.
Source: Medicare Part D Prescribers - by Provider (CMS), 2024 data
How Oliver T. Chen takes part in Medicare
Oliver Chen accepts Medicare assignment, so Medicare's approved amount is taken as full payment.
- Accepts Medicare assignment
- Yes
Cataract surgery: 1 to 10 procedures (CMS shows small counts as a range)
Sources: Doctors and Clinicians National Downloadable File (CMS); and Doctors and Clinicians Utilization Data (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.
Oliver T. Chen received $168 in industry payments in 2025
CMS Open Payments shows 6 general payments to Oliver Chen from 5 drug and device companies in 2025. Food and beverage make up the largest share, 100% of the total. Abbvie Inc. paid the most, $52.
Companies that paid Oliver Chen the most, 2025 to 2025
Share is of all general payments to this clinician.
Source: Open Payments (CMS), 2025 data, released July 7, 2026
Oliver T. Chen graduated from New England College of Optometry
Oliver Chen graduated from New England College of Optometry in 2002.
- Medical school
Source: Dmand AI Professional Profile Data
Sources for Oliver T. Chen'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 Oliver T. Chen
Spotted something out of date? Email hello@dmand.ai and we will check the record. Contact details live in the free trial.
What is Oliver T. Chen's NPI number?
Oliver T. Chen's NPI number is 1245332089. It was assigned on September 2, 2006, and it is active in the NPI Registry.
What does Oliver T. Chen specialize in?
Oliver T. Chen is a corneal and contact management optometrist in Carlsbad, California. The primary specialty in the NPI Registry is Corneal and Contact Management Optometrist (taxonomy code 152WC0802X).
Where does Oliver T. Chen practice?
Oliver Chen practices at 1901 Calle Barcelona, Carlsbad, CA 92009. Oliver Chen's primary practice is North County Laser Eye Associates, APC in Carlsbad, California. Dmand AI also links Oliver Chen to 1 group practice or clinic and 1 medical group.
What is Oliver T. Chen's office phone number?
The practice phone on file for Oliver Chen is (760) 930-9696.
What is Oliver T. Chen's medical license number?
Oliver Chen holds California license 12395T.
Does Oliver T. Chen accept Medicare?
Yes. CMS lists Oliver Chen as accepting Medicare assignment.
How many Medicare patients does Oliver T. Chen see?
CMS counts 69 Medicare patients who saw Oliver Chen in 2024, with an average age of 75.
Where did Oliver T. Chen go to medical school?
Oliver Chen graduated from New England College of Optometry in 2002.
Has Oliver T. Chen received payments from drug or device companies?
CMS Open Payments shows $168 in general payments to Oliver Chen from 5 companies from 2025 to 2025. The largest total came from Abbvie Inc.
How long has Oliver T. Chen been practicing?
Oliver Chen graduated from medical school in 2002, 24 years ago.
Selling to corneal and contact management practices?
See corneals and contact management optometrists in California by site of care and group
Find the practices, groups and hospitals they work with, and the right people to contact at each.
- 30 days free
- Self-serve
- No credit card