Christopher Toshio Obi
- Medicare patients, 2024
- 37
- Part D claims, 2024
- 1,035
- Industry payments
- $1,477
- Affiliated sites
- 3
- Medical groups
- 3
- Practice address
- 44815 Fig Avenue, Suite 100, Lancaster, CA 93534
- Practice phone
- Call (626) 479-8383
- Professional email
- Get professional email
- Personal email
- Get personal email
- Mobile number
- Get mobile number
Primary practice
Acuity Eye Group - Trinity Surgical Solutions
Surgery Center - Medicare-Certified · Lancaster, California
Find Christopher Obi'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.
Christopher Toshio Obi is an optometrist in San Gabriel, California
Christopher Obi practices at Acuity Eye Group - Trinity Surgical Solutions in Lancaster, California.
Christopher Obi's NPI, 1649865080, was assigned on March 8, 2021. Christopher Obi graduated from Southern California College of Optometry in 2022. Christopher Obi holds California license 35329.
- NPI
- 1649865080NPI Registry (opens in a new tab)
- NPI enumeration date
- March 8, 2021
- NPI status
- Active
- Practice phone
- (626) 479-8383
- Professional email
- Get email
- Personal email
- Get email
- Mobile number
- Get number
- Sex
- Male
- Estimated age
- 30
- Medical school graduation
- 2022
Sources: NPPES NPI Registry (CMS); Dmand AI Professional Profile Data; and Dmand AI Affiliation Data
Christopher Toshio Obi practices in Lancaster and San Gabriel
Christopher Obi's primary practice is Acuity Eye Group - Trinity Surgical Solutions, at 44815 Fig Avenue, Suite 100, Lancaster, CA 93534. The practice phone is (626) 479-8383. Christopher Obi also practices at Trinity Surgical Solutions, Inc, 207 S Santa Anita St, San Gabriel, CA 91776.
- Acuity Eye Group - Trinity Surgical SolutionsPrimary44815 Fig Avenue, Suite 100, Lancaster, CA 93534Phone(626) 479-8383
- Trinity Surgical Solutions, Inc207 S Santa Anita St, San Gabriel, CA 91776 · Los Angeles CountyPhone(844) 408-6589
Sources: NPPES NPI Registry (CMS); Dmand AI Affiliation Data; and Dmand AI Practice Data
Christopher Toshio Obi is affiliated with 3 sites of care and 3 medical groups
Christopher Obi's primary practice is Acuity Eye Group - Trinity Surgical Solutions in Lancaster, California. Dmand AI also links Christopher Obi to 3 medical groups and 2 group practices and clinics, each named with a free account.
Sources: Dmand AI Affiliation Data; and Dmand AI Org Hierarchy Data
Dmand AI tracks the EHR system at Christopher Toshio Obi's practice
Dmand AI tracks the electronic health record (EHR) system at each site where Christopher Obi practices, 3 sites in all. Vendor and product names are available with a free account.
| Site | EHR vendor and product |
|---|---|
| Acuity Eye Group - Trinity Surgical Solutions | Available with a free account |
| +2 more sites and 3 medical groups | Available with a free account |
Source: Dmand AI Technology Install Data
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Christopher Toshio Obi is one of 7,206 optometrists in California
Optometrist is Christopher Obi's primary specialty in the NPI Registry, under taxonomy code 152W00000X. Christopher Obi is licensed in California.
Specialties and state licenses
- Optometrist, CaliforniaPrimary
Optometrists near Christopher Obi
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
Christopher Toshio Obi treated 37 Medicare patients in 2024, average age 70
CMS counts 37 Medicare patients who saw Christopher Obi in 2024. The largest group is 65 to 74, with 22 patients. 75% of them have high cholesterol, and 65% have high blood pressure. 54% are also on Medicaid. Their average risk score is 1.21, where 1.00 is the Medicare average.
Across all payers, Dmand AI patient panel data puts Christopher Obi's median patient age at 72, with 59% women.
Christopher Obi's Medicare patients by age, 2024
CMS leaves out age groups with fewer than 11 patients.
Christopher Obi's Medicare patients by sex, 2024
- Women2670%
- Men1130%
Chronic conditions among Christopher Obi's Medicare patients, 2024
- High cholesterol75%
- High blood pressure65%
- Diabetes54%
Share of Medicare patients with each condition. A patient can have several.
Christopher Obi's patients across all payers
Dmand AI patient panel data covers Medicare, Medicaid and commercial patients.
Patient panel by age, all payers
Median age 72
Patient panel by sex, all payers
- Women59%
- Men40%
Sources: Dmand AI Patient Panel Data; and Medicare Physician & Other Practitioners - by Provider (CMS), 2024 data
Christopher Toshio Obi wrote 1,035 Medicare Part D claims in 2024
In 2024, Christopher Obi wrote 1,035 Medicare Part D claims for 370 patients. 45% of them were for generic drugs.
Christopher Obi's Part D claims by kind of drug, 2024
- Generic466 claims45%
- Brand-name569 claims55%
Drug classes CMS tracks in Christopher Obi's Part D claims, 2024
- Antibiotics1%11 of 1,035 claims
Share of all Part D claims for each drug class CMS reports on. Classes with no claims are left out.
Source: Medicare Part D Prescribers - by Provider (CMS), 2024 data
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Christopher Toshio Obi received $1,477 in industry payments in 2025
CMS Open Payments shows 45 general payments to Christopher Obi from 12 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, $371.
Companies that paid Christopher Obi the most, 2025 to 2025
Share is of all general payments to this clinician.
Source: Open Payments (CMS), 2025 data, released July 7, 2026
Christopher Toshio Obi graduated from Southern California College of Optometry
Christopher Obi graduated from Southern California College of Optometry in 2022.
- Medical school
Source: Dmand AI Professional Profile Data
Sources for Christopher Toshio Obi'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 Affiliation DataDmand AI Practice Data |
| Primary practice, affiliations and health system | Dmand AI Affiliation DataDmand AI Org Hierarchy 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) |
| 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 Christopher Toshio Obi
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What is Christopher Toshio Obi's NPI number?
Christopher Toshio Obi's NPI number is 1649865080. It was assigned on March 8, 2021, and it is active in the NPI Registry.
What does Christopher Toshio Obi specialize in?
Christopher Toshio Obi is an optometrist in San Gabriel, California. The primary specialty in the NPI Registry is Optometrist (taxonomy code 152W00000X).
Where does Christopher Toshio Obi practice?
Christopher Obi practices at 44815 Fig Avenue, Suite 100, Lancaster, CA 93534. Christopher Obi also practices at 207 S Santa Anita St, San Gabriel, CA 91776. Christopher Obi's primary practice is Acuity Eye Group - Trinity Surgical Solutions in Lancaster, California. Dmand AI also links Christopher Obi to 3 medical groups and 2 group practices and clinics.
What is Christopher Toshio Obi's office phone number?
The practice phone on file for Christopher Obi is (626) 479-8383.
What is Christopher Toshio Obi's medical license number?
Christopher Obi holds California license 35329.
How many Medicare patients does Christopher Toshio Obi see?
CMS counts 37 Medicare patients who saw Christopher Obi in 2024, with an average age of 70.
Where did Christopher Toshio Obi go to medical school?
Christopher Obi graduated from Southern California College of Optometry in 2022.
Has Christopher Toshio Obi received payments from drug or device companies?
CMS Open Payments shows $1,477 in general payments to Christopher Obi from 12 companies from 2025 to 2025. The largest total came from Bausch & Lomb Americas Inc.
How long has Christopher Toshio Obi been practicing?
Christopher Obi graduated from medical school in 2022, 4 years ago.
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