Lawrence Tam, OD
- Medicare patients, 2024
- 72
- Part D claims, 2024
- 54
- Industry payments
- $75
- Affiliated sites
- 1
- State license
- 1
- Practice address
- 4000 Luxottica Pl, Mason, OH 45040
- Practice phone
- Call (513) 765-6000
- Professional email
- Get professional email
- Personal email
- Get personal email
- Mobile number
- Get mobile number
Primary practice
Luxottica of America Inc.
Mason, Ohio
Find Lawrence Tam'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.
Lawrence Tam is an optometrist in Mason, Ohio
Lawrence Tam practices at Luxottica of America Inc. in Mason, Ohio.
Lawrence Tam's NPI, 1508242520, was assigned on July 31, 2015. Lawrence Tam holds Louisiana license 1793-727AT.
- NPI
- 1508242520NPI Registry (opens in a new tab)
- Medicare PAC ID
- 1850646431
- NPI enumeration date
- July 31, 2015
- NPI status
- Active
- Accepts Medicare assignment
- Yes
- Practice phone
- (513) 765-6000
- Professional email
- Get email
- Personal email
- Get email
- Mobile number
- Get number
- Sex
- Male
- Estimated age
- 37
- Medical school graduation
- 2015
Sources: NPPES NPI Registry (CMS); Dmand AI Professional Profile Data; Dmand AI Practice Data; and Doctors and Clinicians National Downloadable File (CMS)
Lawrence Tam practices at Luxottica of America Inc. in Mason, Ohio
Lawrence Tam's primary practice is Luxottica of America Inc., at 4000 Luxottica Pl, Mason, OH 45040 in Warren County. The practice phone is (513) 765-6000.
- Luxottica of America Inc.4000 Luxottica Pl, Mason, OH 45040 · Warren CountyPhone(513) 765-6000
Sources: NPPES NPI Registry (CMS); and Dmand AI Practice Data
Lawrence Tam is affiliated with 2 sites of care
Lawrence Tam's primary practice is Luxottica of America Inc. in Mason, Ohio. Dmand AI also links Lawrence Tam to 1 physician office, 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 Lawrence Tam's practice
Dmand AI tracks the electronic health record (EHR) system at each site where Lawrence Tam practices. Vendor and product names are available with a free account.
| Site | EHR vendor and product |
|---|---|
| Luxottica of America Inc. | Available with a free account |
| +1 more affiliated site | Available with a free account |
Source: Dmand AI Technology Install Data
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Lawrence Tam is one of 2,779 optometrists in Ohio
Optometrist is Lawrence Tam's primary specialty in the NPI Registry, under taxonomy code 152W00000X. Lawrence Tam is licensed in Louisiana.
Specialties and state licenses
- Optometrist, LouisianaPrimary
Optometrists near Lawrence Tam
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
Lawrence Tam treated 72 Medicare patients in 2024, average age 71
CMS counts 72 Medicare patients who saw Lawrence Tam in 2024. The largest group is 65 to 74, with 41 patients. 75% of them have high cholesterol, and 65% have high blood pressure. Their average risk score is 0.77, where 1.00 is the Medicare average.
Across all payers, Dmand AI patient panel data puts Lawrence Tam's median patient age at 67, with 59% women.
Lawrence Tam's Medicare patients by age, 2024
CMS leaves out age groups with fewer than 11 patients.
Lawrence Tam's Medicare patients by sex, 2024
- Women4664%
- Men2636%
Chronic conditions among Lawrence Tam's Medicare patients, 2024
- High cholesterol75%
- High blood pressure65%
- Arthritis32%
- Anxiety25%
- Diabetes25%
- Mood disorders25%
- Ischemic heart disease24%
- Depression21%
Share of Medicare patients with each condition. A patient can have several.
Lawrence Tam'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
- Women59%
- Men41%
Sources: Dmand AI Patient Panel Data; and Medicare Physician & Other Practitioners - by Provider (CMS), 2024 data
Lawrence Tam wrote 54 Medicare Part D claims in 2024
In 2024, Lawrence Tam wrote 54 Medicare Part D claims for 31 patients. 39% of them were for generic drugs.
Lawrence Tam's Part D claims by kind of drug, 2024
- Generic21 claims39%
- Brand-name33 claims61%
Source: Medicare Part D Prescribers - by Provider (CMS), 2024 data
How Lawrence Tam takes part in Medicare
Lawrence Tam 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.
Lawrence Tam received $75 in industry payments in 2025
CMS Open Payments shows 3 general payments to Lawrence Tam from 2 drug and device companies in 2025. Food and beverage make up the largest share, 100% of the total. Bausch & Lomb Americas Inc. paid the most, $62.
Companies that paid Lawrence Tam 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 Lawrence Tam'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) |
| 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 Lawrence Tam
Spotted something out of date? Email hello@dmand.ai and we will check the record. Contact details live in the free trial.
What is Lawrence Tam's NPI number?
Lawrence Tam's NPI number is 1508242520. It was assigned on July 31, 2015, and it is active in the NPI Registry.
What does Lawrence Tam specialize in?
Lawrence Tam is an optometrist in Mason, Ohio. The primary specialty in the NPI Registry is Optometrist (taxonomy code 152W00000X).
Where does Lawrence Tam practice?
Lawrence Tam practices at 4000 Luxottica Pl, Mason, OH 45040. Lawrence Tam's primary practice is Luxottica of America Inc. in Mason, Ohio. Dmand AI also links Lawrence Tam to 1 physician office.
What is Lawrence Tam's office phone number?
The practice phone on file for Lawrence Tam is (513) 765-6000.
What is Lawrence Tam's medical license number?
Lawrence Tam holds Louisiana license 1793-727AT.
Does Lawrence Tam accept Medicare?
Yes. CMS lists Lawrence Tam as accepting Medicare assignment.
How many Medicare patients does Lawrence Tam see?
CMS counts 72 Medicare patients who saw Lawrence Tam in 2024, with an average age of 71.
Has Lawrence Tam received payments from drug or device companies?
CMS Open Payments shows $75 in general payments to Lawrence Tam from 2 companies from 2025 to 2025. The largest total came from Bausch & Lomb Americas Inc.
How long has Lawrence Tam been practicing?
Lawrence Tam graduated from medical school in 2015, 11 years ago.
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