James Markle Tatum, OD
- Affiliated sites
- 1
- Medical group
- 1
- State license
- 1
- Year NPI issued
- 2007
- Practice locations
- 2
- Practice address
- 10165 Foothill Blvd, Rancho Cucamonga, CA 91730-0340
- Practice phone
- Call (909) 987-0728
- Professional email
- Get professional email
- Personal email
- Get personal email
- Mobile number
- Get mobile number
Primary practice
Drs. Tatum And Trezza INC
Eye care practice · Rancho Cucamonga, California
Find James Tatum'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.
James Markle Tatum is an optometrist in Brownsville, Texas
James Tatum practices at Drs. Tatum And Trezza INC in Rancho Cucamonga, California.
James Tatum's NPI, 1649307828, was assigned on February 27, 2007. James Tatum holds California license 6368T.
- NPI
- 1649307828NPI Registry (opens in a new tab)
- NPI enumeration date
- February 27, 2007
- NPI status
- Active
- Practice phone
- (909) 987-0728
- Professional email
- Get email
- Personal email
- Get email
- Mobile number
- Get number
- Sex
- Male
Sources: NPPES NPI Registry (CMS); Dmand AI Professional Profile Data; Dmand AI Affiliation Data; and Doctors and Clinicians National Downloadable File (CMS)
James Markle Tatum practices in Rancho Cucamonga and Brownsville
James Tatum's primary practice is Drs. Tatum and Trezza INC, at 10165 Foothill Blvd, Rancho Cucamonga, CA 91730-0340. The practice phone is (909) 987-0728. The NPI Registry lists James Tatum's practice address as 425 E Los Ebanos Blvd, Brownsville, TX 78520.
- Drs. Tatum and Trezza INCPrimary10165 Foothill Blvd, Rancho Cucamonga, CA 91730-0340Phone(909) 987-0728
- NPI Registry address425 E Los Ebanos Blvd, Brownsville, TX 78520 · Cameron County
Sources: NPPES NPI Registry (CMS); Dmand AI Affiliation Data; Doctors and Clinicians National Downloadable File (CMS); and Dmand AI Practice Data
James Markle Tatum is affiliated with 1 site of care and 1 medical group
James Tatum's primary practice is Drs. Tatum And Trezza INC in Rancho Cucamonga, California. Dmand AI also links James Tatum to 1 medical group, named with a free account.
Sources: Dmand AI Affiliation Data; and Doctors and Clinicians National Downloadable File (CMS)
Dmand AI tracks the EHR system at James Markle Tatum's practice
Dmand AI tracks the electronic health record (EHR) system at each site where James Tatum practices. Vendor and product names are available with a free account.
| Site | EHR vendor and product |
|---|---|
| Drs. Tatum And Trezza INC | Available with a free account |
| +1 medical group | Available with a free account |
Source: Dmand AI Technology Install Data
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James Markle Tatum is one of 3,272 optometrists in Texas
Optometrist is James Tatum's primary specialty in the NPI Registry, under taxonomy code 152W00000X. James Tatum is licensed in California.
Specialties and state licenses
- Optometrist, CaliforniaPrimary
Optometrists near James Tatum
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
James Markle Tatum's patients have a median age of 67
Across all payers, Dmand AI patient panel data puts James Tatum's median patient age at 67, with 47% women.
James Tatum'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
- Women47%
- Men53%
Source: Dmand AI Patient Panel Data
Sources for James Markle Tatum'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 DataDoctors and Clinicians National Downloadable File (CMS) (opens in a new tab)Dmand AI Practice Data |
| Primary practice, affiliations and health system | Dmand AI Affiliation DataDoctors and Clinicians National Downloadable File (CMS) (opens in a new tab) |
| Medicare patients and the all-payer patient panel | Dmand AI Patient Panel 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 James Markle Tatum
Spotted something out of date? Email hello@dmand.ai and we will check the record. Contact details live in the free trial.
What is James Markle Tatum's NPI number?
James Markle Tatum's NPI number is 1649307828. It was assigned on February 27, 2007, and it is active in the NPI Registry.
What does James Markle Tatum specialize in?
James Markle Tatum is an optometrist in Brownsville, Texas. The primary specialty in the NPI Registry is Optometrist (taxonomy code 152W00000X).
Where does James Markle Tatum practice?
James Tatum practices at 10165 Foothill Blvd, Rancho Cucamonga, CA 91730-0340. James Tatum also practices at 425 E Los Ebanos Blvd, Brownsville, TX 78520. James Tatum's primary practice is Drs. Tatum And Trezza INC in Rancho Cucamonga, California. Dmand AI also links James Tatum to 1 medical group.
What is James Markle Tatum's office phone number?
The practice phone on file for James Tatum is (909) 987-0728.
What is James Markle Tatum's medical license number?
James Tatum holds California license 6368T.
How long has James Markle Tatum been practicing?
James Tatum's NPI was assigned in 2007.
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