Lin Ma Chia, OD
- Medicare patients, 2024
- 64
- Industry payments
- $25
- Medical group
- 1
- State license
- 1
- Year NPI issued
- 2013
- Practice address
- 57 Old Road To 9 Acre Cor, Concord, MA 01742
- Professional email
- Get professional email
- Personal email
- Get personal email
- Mobile number
- Get mobile number
Medical group
Vision Care Specialists
Alton, Illinois
Find Lin Chia'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.
Lin Ma Chia is an optometrist in Concord, Massachusetts
Lin Chia practices with Vision Care Specialists, a medical group.
Lin Chia's NPI, 1578995866, was assigned on August 8, 2013. Lin Chia graduated from New England College of Optometry in 2018. Lin Chia holds Massachusetts license 4962.
- NPI
- 1578995866NPI Registry (opens in a new tab)
- NPI enumeration date
- August 8, 2013
- NPI status
- Active
- Professional email
- Get email
- Personal email
- Get email
- Mobile number
- Get number
- Sex
- Female
- Estimated age
- 34
- Medical school graduation
- 2018
Sources: NPPES NPI Registry (CMS); and Dmand AI Professional Profile Data
Lin Ma Chia's practice address is in Concord, Massachusetts
Lin Chia's practice address in the NPI Registry is 57 Old Road To 9 Acre Cor, Concord, MA 01742, in Middlesex County.
- NPI Registry address57 Old Road To 9 Acre Cor, Concord, MA 01742 · Middlesex County
Sources: NPPES NPI Registry (CMS); and Dmand AI Practice Data
Lin Ma Chia is affiliated with 1 medical group
Lin Chia is part of Vision Care Specialists, a medical group in Alton, Illinois.
Source: Dmand AI Affiliation Data
Dmand AI tracks the EHR system at Lin Ma Chia's practice
Dmand AI tracks the electronic health record (EHR) system at each site where Lin Chia practices. Vendor and product names are available with a free account.
| Site | EHR vendor and product |
|---|---|
| Vision Care Specialists | 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 Vision Care Specialists and 6.2K+ hospitals, with verified contacts in the same login.
Lin Ma Chia is one of 1,098 optometrists in Massachusetts
Optometrist is Lin Chia's primary specialty in the NPI Registry, under taxonomy code 152W00000X. Lin Chia is licensed in Massachusetts.
Specialties and state licenses
- Optometrist, MassachusettsPrimary
Optometrists near Lin Chia
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
Lin Ma Chia treated 64 Medicare patients in 2024, average age 74
CMS counts 64 Medicare patients who saw Lin Chia in 2024. The largest group is 65 to 74, with 39 patients. 59% of them have high cholesterol, and 55% have high blood pressure. Their average risk score is 0.83, where 1.00 is the Medicare average.
Across all payers, Dmand AI patient panel data puts Lin Chia's median patient age at 32, with 50% women.
Lin Chia's Medicare patients by age, 2024
CMS leaves out age groups with fewer than 11 patients.
Lin Chia's Medicare patients by sex, 2024
- Women3656%
- Men2844%
Chronic conditions among Lin Chia's Medicare patients, 2024
- High cholesterol59%
- High blood pressure55%
- Arthritis36%
- Ischemic heart disease20%
- Mood disorders19%
Share of Medicare patients with each condition. A patient can have several.
Lin Chia's patients across all payers
Dmand AI patient panel data covers Medicare, Medicaid and commercial patients.
Patient panel by age, all payers
Median age 32
Patient panel by sex, all payers
- Women50%
- Men50%
Sources: Dmand AI Patient Panel Data; and Medicare Physician & Other Practitioners - by Provider (CMS), 2024 data
Lin Ma Chia received $25 in industry payments in 2025
CMS Open Payments shows 1 general payment to Lin Chia 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, $25.
Companies that paid Lin Chia the most, 2025 to 2025
Share is of all general payments to this clinician.
Source: Open Payments (CMS), 2025 data, released July 7, 2026
Lin Ma Chia graduated from New England College of Optometry
Lin Chia graduated from New England College of Optometry in 2018.
- Medical school
Source: Dmand AI Professional Profile Data
Sources for Lin Ma Chia'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 | 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) |
| 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 Lin Ma Chia
Spotted something out of date? Email hello@dmand.ai and we will check the record. Contact details live in the free trial.
What is Lin Ma Chia's NPI number?
Lin Ma Chia's NPI number is 1578995866. It was assigned on August 8, 2013, and it is active in the NPI Registry.
What does Lin Ma Chia specialize in?
Lin Ma Chia is an optometrist in Concord, Massachusetts. The primary specialty in the NPI Registry is Optometrist (taxonomy code 152W00000X).
Where does Lin Ma Chia practice?
Lin Chia practices at 57 Old Road To 9 Acre Cor, Concord, MA 01742. Lin Chia's primary practice is Vision Care Specialists, a medical group.
What is Lin Ma Chia's medical license number?
Lin Chia holds Massachusetts license 4962.
What medical group is Lin Ma Chia part of?
Lin Chia is part of Vision Care Specialists in Alton, Illinois.
How many Medicare patients does Lin Ma Chia see?
CMS counts 64 Medicare patients who saw Lin Chia in 2024, with an average age of 74.
Where did Lin Ma Chia go to medical school?
Lin Chia graduated from New England College of Optometry in 2018.
Has Lin Ma Chia received payments from drug or device companies?
CMS Open Payments shows $25 in general payments to Lin Chia from 1 company from 2025 to 2025. The largest total came from Alcon Laboratories Inc.
How long has Lin Ma Chia been practicing?
Lin Chia graduated from medical school in 2018, 8 years ago.
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