Catherine Pearl Barker, OD
- Part D claims, 2024
- 15
- Affiliated sites
- 1
- Medical groups
- 2
- State license
- 1
- Year NPI issued
- 2007
- Practice address
- 3800 Kilroy Airport Way, Long Beach, CA 90806
- Practice phone
- Call (512) 316-4603
- Professional email
- Get professional email
- Personal email
- Get personal email
- Mobile number
- Get mobile number
Primary practice
Fifth Optometric Care of California
Long Beach, California
Find Catherine Barker'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.
Catherine Pearl Barker is an optometrist in Long Beach, California
Catherine Barker practices at Fifth Optometric Care of California in Long Beach, California.
Catherine Barker's NPI, 1306988167, was assigned on February 12, 2007. Catherine Barker graduated from Southern California College of Optometry in 2001. Catherine Barker holds California license 11742T.
- NPI
- 1306988167NPI Registry (opens in a new tab)
- NPI enumeration date
- February 12, 2007
- NPI status
- Active
- Practice phone
- (512) 316-4603
- Professional email
- Get email
- Personal email
- Get email
- Mobile number
- Get number
- Sex
- Female
- Estimated age
- 51
- Medical school graduation
- 2001
Sources: NPPES NPI Registry (CMS); Dmand AI Professional Profile Data; and Dmand AI Practice Data
Catherine Pearl Barker practices at Fifth Optometric Care of California in Long Beach, California
Catherine Barker's primary practice is Fifth Optometric Care of California, at 3800 Kilroy Airport Way, Long Beach, CA 90806 in Los Angeles County. The practice phone is (512) 316-4603.
- Fifth Optometric Care of California3800 Kilroy Airport Way, Long Beach, CA 90806 · Los Angeles CountyPhone(512) 316-4603
Sources: NPPES NPI Registry (CMS); and Dmand AI Practice Data
Catherine Pearl Barker is affiliated with 2 sites of care and 2 medical groups
Catherine Barker's primary practice is Fifth Optometric Care of California in Long Beach, California. Dmand AI also links Catherine Barker to 2 medical groups and 1 group practice or clinic, 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 Catherine Pearl Barker's practice
Dmand AI tracks the electronic health record (EHR) system at each site where Catherine Barker practices. Vendor and product names are available with a free account.
| Site | EHR vendor and product |
|---|---|
| Fifth Optometric Care of California | Available with a free account |
| +1 more site and 2 medical groups | Available with a free account |
Source: Dmand AI Technology Install Data
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Catherine Pearl Barker is one of 7,206 optometrists in California
Optometrist is Catherine Barker's primary specialty in the NPI Registry, under taxonomy code 152W00000X. Catherine Barker is licensed in California.
Specialties and state licenses
- Optometrist, CaliforniaPrimary
Optometrists near Catherine Barker
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
Catherine Pearl Barker's patients have a median age of 76
Across all payers, Dmand AI patient panel data puts Catherine Barker's median patient age at 76, with 55% women.
Catherine Barker's patients across all payers
Dmand AI patient panel data covers Medicare, Medicaid and commercial patients.
Patient panel by age, all payers
Median age 76
Patient panel by sex, all payers
- Women55%
- Men36%
Source: Dmand AI Patient Panel Data
Catherine Pearl Barker wrote 15 Medicare Part D claims in 2024
In 2024, Catherine Barker wrote 15 Medicare Part D claims. 93% of them were for generic drugs.
Catherine Barker's Part D claims by kind of drug, 2024
- Generic14 claims93%
- Brand-name and other1 claims7%
Source: Medicare Part D Prescribers - by Provider (CMS), 2024 data
For MedTech and pharma teams
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Catherine Pearl Barker graduated from Southern California College of Optometry
Catherine Barker graduated from Southern California College of Optometry in 2001.
- Medical school
Source: Dmand AI Professional Profile Data
Sources for Catherine Pearl Barker'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 |
| Part D prescribing | Medicare Part D Prescribers - by Provider (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 Catherine Pearl Barker
Spotted something out of date? Email hello@dmand.ai and we will check the record. Contact details live in the free trial.
What is Catherine Pearl Barker's NPI number?
Catherine Pearl Barker's NPI number is 1306988167. It was assigned on February 12, 2007, and it is active in the NPI Registry.
What does Catherine Pearl Barker specialize in?
Catherine Pearl Barker is an optometrist in Long Beach, California. The primary specialty in the NPI Registry is Optometrist (taxonomy code 152W00000X).
Where does Catherine Pearl Barker practice?
Catherine Barker practices at 3800 Kilroy Airport Way, Long Beach, CA 90806. Catherine Barker's primary practice is Fifth Optometric Care of California in Long Beach, California. Dmand AI also links Catherine Barker to 2 medical groups and 1 group practice or clinic.
What is Catherine Pearl Barker's office phone number?
The practice phone on file for Catherine Barker is (512) 316-4603.
What is Catherine Pearl Barker's medical license number?
Catherine Barker holds California license 11742T.
Where did Catherine Pearl Barker go to medical school?
Catherine Barker graduated from Southern California College of Optometry in 2001.
How long has Catherine Pearl Barker been practicing?
Catherine Barker graduated from medical school in 2001, 25 years ago.
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