Katherine Bich-Thi Do, OD
- Industry payments
- $405
- Affiliated sites
- 1
- Medical group
- 1
- State license
- 1
- Year NPI issued
- 2024
- Practice address
- 4300 Long Beach Blvd, Long Beach, CA 90807
- Practice phone
- Call (831) 588-7296
- Professional email
- Get professional email
- Personal email
- Get personal email
- Mobile number
- Get mobile number
Primary practice
Lb Surgery Center, LLC
Long Beach, California
Find Katherine Do'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.
Katherine Bich-Thi Do is an optometrist in Long Beach, California
Katherine Do practices at Lb Surgery Center, LLC in Long Beach, California.
Katherine Do's NPI, 1598591919, was assigned on September 11, 2024. Katherine Do graduated from Southern California College of Optometry in 2024. Katherine Do holds California license 35694-TLG.
- NPI
- 1598591919NPI Registry (opens in a new tab)
- Medicare PAC ID
- 6204362189
- NPI enumeration date
- September 11, 2024
- NPI status
- Active
- Accepts Medicare assignment
- Yes
- Practice phone
- (831) 588-7296
- Professional email
- Get email
- Personal email
- Get email
- Mobile number
- Get number
- Sex
- Female
- Estimated age
- 28
- Medical school graduation
- 2024
Sources: NPPES NPI Registry (CMS); Dmand AI Professional Profile Data; Dmand AI Practice Data; and Doctors and Clinicians National Downloadable File (CMS)
Katherine Bich-Thi Do practices at Lb Surgery Center, LLC in Long Beach, California
Katherine Do's primary practice is Lb Surgery Center, LLC, at 4300 Long Beach Blvd, Long Beach, CA 90807 in Los Angeles County. The practice phone is (831) 588-7296.
- Lb Surgery Center, LLC4300 Long Beach Blvd, Long Beach, CA 90807 · Los Angeles CountyPhone(831) 588-7296
Sources: NPPES NPI Registry (CMS); and Dmand AI Practice Data
Katherine Bich-Thi Do is affiliated with 2 sites of care and 1 medical group
Katherine Do's primary practice is Lb Surgery Center, LLC in Long Beach, California. Dmand AI also links Katherine Do 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 Katherine Bich-Thi Do's practice
Dmand AI tracks the electronic health record (EHR) system at each site where Katherine Do practices. Vendor and product names are available with a free account.
| Site | EHR vendor and product |
|---|---|
| Lb Surgery Center, LLC | Available with a free account |
| +1 more site and 1 medical group | Available with a free account |
Source: Dmand AI Technology Install Data
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Katherine Bich-Thi Do is one of 7,206 optometrists in California
Optometrist is Katherine Do's primary specialty in the NPI Registry, under taxonomy code 152W00000X. Katherine Do is licensed in California.
Specialties and state licenses
- Optometrist, CaliforniaPrimary
Optometrists near Katherine Do
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
Katherine Bich-Thi Do's patients have a median age of 68
Across all payers, Dmand AI patient panel data puts Katherine Do's median patient age at 68, with 61% women.
Katherine Do's patients across all payers
Dmand AI patient panel data covers Medicare, Medicaid and commercial patients.
Patient panel by age, all payers
Median age 68
Patient panel by sex, all payers
- Women61%
- Men39%
Source: Dmand AI Patient Panel Data
How Katherine Bich-Thi Do takes part in Medicare
Katherine Do 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)
Katherine Bich-Thi Do received $405 in industry payments in 2025
CMS Open Payments shows 14 general payments to Katherine Do from 5 drug and device companies in 2025. Food and beverage make up the largest share, 100% of the total. Harrow Eye, LLC paid the most, $149.
Companies that paid Katherine Do the most, 2025 to 2025
Share is of all general payments to this clinician.
Source: Open Payments (CMS), 2025 data, released July 7, 2026
Katherine Bich-Thi Do graduated from Southern California College of Optometry
Katherine Do graduated from Southern California College of Optometry in 2024.
- Medical school
Source: Dmand AI Professional Profile Data
Sources for Katherine Bich-Thi Do'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 Data |
| 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) |
| 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 Katherine Bich-Thi Do
Spotted something out of date? Email hello@dmand.ai and we will check the record. Contact details live in the free trial.
What is Katherine Bich-Thi Do's NPI number?
Katherine Bich-Thi Do's NPI number is 1598591919. It was assigned on September 11, 2024, and it is active in the NPI Registry.
What does Katherine Bich-Thi Do specialize in?
Katherine Bich-Thi Do is an optometrist in Long Beach, California. The primary specialty in the NPI Registry is Optometrist (taxonomy code 152W00000X).
Where does Katherine Bich-Thi Do practice?
Katherine Do practices at 4300 Long Beach Blvd, Long Beach, CA 90807. Katherine Do's primary practice is Lb Surgery Center, LLC in Long Beach, California. Dmand AI also links Katherine Do to 1 group practice or clinic and 1 medical group.
What is Katherine Bich-Thi Do's office phone number?
The practice phone on file for Katherine Do is (831) 588-7296.
What is Katherine Bich-Thi Do's medical license number?
Katherine Do holds California license 35694-TLG.
Does Katherine Bich-Thi Do accept Medicare?
Yes. CMS lists Katherine Do as accepting Medicare assignment.
Where did Katherine Bich-Thi Do go to medical school?
Katherine Do graduated from Southern California College of Optometry in 2024.
Has Katherine Bich-Thi Do received payments from drug or device companies?
CMS Open Payments shows $405 in general payments to Katherine Do from 5 companies from 2025 to 2025. The largest total came from Harrow Eye, LLC.
How long has Katherine Bich-Thi Do been practicing?
Katherine Do graduated from medical school in 2024, 2 years ago.
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