Katherine De Castro, PA-C
- Hospital affiliations
- 2
- Medical group
- 1
- State license
- 1
- Year NPI issued
- 2024
- Practice address
- 3901 Lone Tree Way, Antioch, CA 94509
- Practice phone
- Call (925) 779-7200
- Professional email
- Get professional email
- Personal email
- Get personal email
- Mobile number
- Get mobile number
Primary practice
Find Katherine De Castro's professional email, personal email and mobile number
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Katherine De Castro is a physician assistant in Antioch, California
Katherine De Castro practices at Sutter Delta Medical Center in Antioch, California, part of Sutter Health.
Katherine De Castro's NPI, 1598501991, was assigned on July 4, 2024.
- NPI
- 1598501991NPI Registry (opens in a new tab)
- Medicare PAC ID
- 5496250995
- NPI enumeration date
- July 4, 2024
- NPI status
- Active
- Practice phone
- (925) 779-7200
- Professional email
- Get email
- Personal email
- Get email
- Mobile number
- Get number
- Sex
- Female
- Estimated age
- 27
- Medical school graduation
- 2025
Sources: NPPES NPI Registry (CMS); Dmand AI Professional Profile Data; and Dmand AI Affiliation Data
Katherine De Castro practices at Sutter Delta Medical Center in Antioch, California
Katherine De Castro's primary practice is Sutter Delta Medical Center, at 3901 Lone Tree Way, Antioch, CA 94509 in Contra Costa County. The practice phone is (925) 779-7200.
- Sutter Delta Medical Center3901 Lone Tree Way, Antioch, CA 94509 · Contra Costa CountyPhone(925) 779-7200
Source: Dmand AI Affiliation Data
Katherine De Castro is affiliated with 3 sites of care and 1 medical group
Katherine De Castro's primary practice is Sutter Delta Medical Center in Antioch, California, part of Sutter Health. Katherine De Castro is also affiliated with John Muir Medical Center, Walnut Creek. The medical group on file is BASS Medical Group. Dmand AI also links Katherine De Castro to 1 more group practice or clinic, named with a free account.
Sources: Dmand AI Affiliation Data; and Dmand AI Org Hierarchy Data
Dmand AI tracks the EHR system at Katherine De Castro's practice
Dmand AI tracks the electronic health record (EHR) system at each site where Katherine De Castro practices, 3 sites in all. Vendor and product names are available with a free account.
| Site | EHR vendor and product |
|---|---|
| Sutter Delta Medical Center | Available with a free account |
| +2 more affiliated sites | Available with a free account |
Source: Dmand AI Technology Install Data
For health IT teams
Dmand AI maps EHR vendors, IT decision makers and buying committees across Sutter Health and 6.2K+ hospitals, with verified contacts in the same login.
Katherine De Castro is one of 2,381 physician assistants in California
Medical is Katherine De Castro's primary specialty in the NPI Registry, under taxonomy code 363AM0700X. Katherine De Castro has a license on file in California.
Specialties and state licenses
- Medical physician assistant, California
Physician assistants near Katherine De Castro
Counts of physician assistants 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 De Castro's patients have a median age of 70
Across all payers, Dmand AI patient panel data puts Katherine De Castro's median patient age at 70, with 59% women.
Katherine De Castro's patients across all payers
Dmand AI patient panel data covers Medicare, Medicaid and commercial patients.
Patient panel by age, all payers
Median age 70
Patient panel by sex, all payers
- Women59%
- Men34%
Source: Dmand AI Patient Panel Data
Sources for Katherine De Castro'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 | Dmand AI Affiliation 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 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 De Castro
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 De Castro's NPI number?
Katherine De Castro's NPI number is 1598501991. It was assigned on July 4, 2024, and it is active in the NPI Registry.
What does Katherine De Castro specialize in?
Katherine De Castro is a physician assistant in Antioch, California. The primary specialty in the NPI Registry is Medical Physician Assistant (taxonomy code 363AM0700X).
Where does Katherine De Castro practice?
Katherine De Castro practices at 3901 Lone Tree Way, Antioch, CA 94509. Katherine De Castro's primary practice is Sutter Delta Medical Center in Antioch, California, part of Sutter Health. Dmand AI also links Katherine De Castro to 1 group practice or clinic.
What is Katherine De Castro's office phone number?
The practice phone on file for Katherine De Castro is (925) 779-7200.
Which hospitals is Katherine De Castro affiliated with?
Katherine De Castro practices at Sutter Delta Medical Center in Antioch, California. Katherine De Castro is also affiliated with John Muir Medical Center, Walnut Creek.
What medical group is Katherine De Castro part of?
Katherine De Castro is linked to BASS Medical Group.
How long has Katherine De Castro been practicing?
Katherine De Castro graduated from medical school in 2025, 1 years ago.
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