Matthew O'Brien, PA-C
- Hospital affiliations
- 1
- State license
- 1
- Year NPI issued
- 2024
- Practice address
- 1101 Van Ness Avenue, San Francisco, CA 94109
- Practice phone
- Call (415) 600-6000
- Professional email
- Get professional email
- Personal email
- Get personal email
- Mobile number
- Get mobile number
Primary practice
Find Matthew O'Brien's professional email, personal email and mobile number
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Matthew O'Brien is a physician assistant in San Francisco, California
Matthew O'Brien practices at California Pacific Medical Center Van Ness Campus in San Francisco, California, part of Sutter Health.
Matthew O'Brien's NPI, 1518725779, was assigned on March 11, 2024. Matthew O'Brien holds California license 64390.
- NPI
- 1518725779NPI Registry (opens in a new tab)
- NPI enumeration date
- March 11, 2024
- NPI status
- Active
- Practice phone
- (415) 600-6000
- Professional email
- Get email
- Personal email
- Get email
- Mobile number
- Get number
- Sex
- Male
Sources: NPPES NPI Registry (CMS); Dmand AI Professional Profile Data; and Dmand AI Affiliation Data
Matthew O'Brien practices at California Pacific Medical Center Van Ness Campus in San Francisco, California
Matthew O'Brien's primary practice is California Pacific Medical Center Van Ness Campus, at 1101 Van Ness Avenue, San Francisco, CA 94109 in San Francisco County. The practice phone is (415) 600-6000.
- California Pacific Medical Center Van Ness Campus1101 Van Ness Avenue, San Francisco, CA 94109 · San Francisco CountyPhone(415) 600-6000
Source: Dmand AI Affiliation Data
Matthew O'Brien is affiliated with 1 site of care
Matthew O'Brien's primary practice is California Pacific Medical Center Van Ness Campus in San Francisco, California, part of Sutter Health.
Sources: Dmand AI Affiliation Data; and Dmand AI Org Hierarchy Data
Dmand AI tracks the EHR system at Matthew O'Brien's practice
Dmand AI tracks the electronic health record (EHR) system at each site where Matthew O'Brien practices. Vendor and product names are available with a free account.
| Site | EHR vendor and product |
|---|---|
| California Pacific Medical Center Van Ness Campus | 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.
Matthew O'Brien is one of 11,482 physician assistants in California
Physician assistant is Matthew O'Brien's primary specialty in the NPI Registry, under taxonomy code 363A00000X. Matthew O'Brien is licensed in California.
Specialties and state licenses
- Physician assistant, CaliforniaPrimary
Physician assistants near Matthew O'Brien
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
Matthew O'Brien's patients have a median age of 14
Across all payers, Dmand AI patient panel data puts Matthew O'Brien's median patient age at 14, with 48% women.
Matthew O'Brien's patients across all payers
Dmand AI patient panel data covers Medicare, Medicaid and commercial patients.
Patient panel by age, all payers
Median age 14
Patient panel by sex, all payers
- Women48%
- Men51%
Source: Dmand AI Patient Panel Data
Sources for Matthew O'Brien'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 Matthew O'Brien
Spotted something out of date? Email hello@dmand.ai and we will check the record. Contact details live in the free trial.
What is Matthew O'Brien's NPI number?
Matthew O'Brien's NPI number is 1518725779. It was assigned on March 11, 2024, and it is active in the NPI Registry.
What does Matthew O'Brien specialize in?
Matthew O'Brien is a physician assistant in San Francisco, California. The primary specialty in the NPI Registry is Physician Assistant (taxonomy code 363A00000X).
Where does Matthew O'Brien practice?
Matthew O'Brien practices at 1101 Van Ness Avenue, San Francisco, CA 94109. Matthew O'Brien's primary practice is California Pacific Medical Center Van Ness Campus in San Francisco, California, part of Sutter Health.
What is Matthew O'Brien's office phone number?
The practice phone on file for Matthew O'Brien is (415) 600-6000.
What is Matthew O'Brien's medical license number?
Matthew O'Brien holds California license 64390, one of 2 state licenses on file.
Which hospitals is Matthew O'Brien affiliated with?
Matthew O'Brien practices at California Pacific Medical Center Van Ness Campus in San Francisco, California.
How long has Matthew O'Brien been practicing?
Matthew O'Brien's NPI was assigned in 2024.
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