Physician assistants in Northridge, CA

  • Physician assistant
  • Northridge, California
Physician assistants
32
Linked to a hospital or group
28
Hospitals with a physician assistant
4
Medical groups with a physician assistant
32
Practice at a hospital
12

There are 32 physician assistants in Northridge. Ridgeline Emergency Physicians Medical Group, Inc. has the most, 7, and Dignity Health - Northridge Hospital Medical Center has the most affiliated physician assistants, 10.

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Northridge physician assistants, listed A to Z by last name

Each physician assistant on the list has physician assistant as their primary specialty and a Northridge practice address. The list shows the NPI, and how many hospitals and medical groups each one practices with. A free account names every hospital and group, with validated contacts.

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Northridge physician assistants, A to Z
Physician assistantHospitalsMedical groupsEmail and phone
David Abovian, PANPI 1326349960-2 groupsContacts
Zakira Saraya AliNPI 16490718611 hospital1 groupContacts
Charles Agustin Amador, PA-CNPI 16597862422 hospitals6 groupsContacts
Marta Blandyna Bill, PANPI 1710954946-1 groupContacts
Shalini Bhakta Desai, PANPI 1093449589-1 groupContacts
Sylva Garagulakian, PA-CNPI 1215445770-1 groupContacts
Heather Marie Haigler, PANPI 1497239719-4 groupsContacts
Habib HelmandiNPI 1144973298-4 groupsContacts
Nicholas George Herrmann, PA-CNPI 1821546342-1 groupContacts
Veronika Mae Heteniak, PA-CNPI 1629645635-1 groupContacts
Jennifer R. Kosova, PA-CNPI 10836362032 hospitals4 groupsContacts
Brandon Leon, PANPI 10934633741 hospital1 groupContacts
Alex Matthew Matavosian, PA-CNPI 18619664182 hospitals4 groupsContacts
Ryan S. McBirneyNPI 14577803893 hospitals4 groupsContacts
Justin Mendoza, PANPI 1275347973-1 groupContacts
Arshia Mirzadeh, PANPI 1326699398-2 groupsContacts
Alicia Moreno RosalesNPI 1659004935-1 groupContacts
Luna S. Oul, PA-CNPI 15689873112 hospitals5 groupsContacts
Hanna Ro, PA-CNPI 17004456402 hospitals1 groupContacts
Carrie A. Sadler, PA-CNPI 16898651642 hospitals1 groupContacts
Ani ShirinyanNPI 1982472833-1 groupContacts
Jeanne Marie Stewart, PA-CNPI 13068122352 hospitals3 groupsContacts
Marianna TerzianNPI 1982060836-1 groupContacts
Thomas Charles Torcivia, PA-CNPI 12551498523 hospitals2 groupsContacts
Valerie Ann Van Dellen, PA-CNPI 15489776972 hospitals1 groupContacts
Carissa Leigh Villavicencio, PA-CNPI 1205318938-2 groupsContacts
David Wallace, PA-CNPI 1730852179-1 groupContacts
Kam Chak Wong, PANPI 1255623542-2 groupsContacts

The list shows the 28 physician assistants with a public profile. The other 4 are counted in the total and searchable with a free account.

Sources: NPPES NPI Registry (CMS) and Dmand AI Affiliation Data

For health IT teams

Find Northridge physician assistants by the EHR they use

Dmand AI has the EHR for 28 of 32 Northridge physician assistants, at their hospital and their practice. Filter by Epic, Oracle Health, MEDITECH, athenahealth and more, then reach them with validated work emails and mobile numbers.

Ridgeline Emergency Physicians Medical Group, Inc. has the most physician assistants in Northridge, with 7

Lakeside Community Healthcare is second with 6, and Tarzana Treatment Centers third with 4. Counts are physician assistants with a California address linked to each group.

Sources: Dmand AI Affiliation Data and Dmand AI Org Hierarchy Data

Dignity Health - Northridge Hospital Medical Center has the most affiliated physician assistants in Northridge, with 10

Dignity Health - California Hospital Medical Center is second with 1, and Huntington Hospital third with 1. Northridge physician assistants are affiliated with 4 hospitals in all.

Hospitals with the most physician assistants in Northridge
#HospitalHealth systemPhysician assistants
1Dignity Health - Northridge Hospital Medical CenterNorthridgeCommonSpirit Health10
2Dignity Health - California Hospital Medical CenterLos AngelesCommonSpirit Health1
3Huntington HospitalPasadenaCedars-Sinai Health System1
4Tarzana Treatment CentersTarzanaTarzana Treatment Centers1

Top 4 of 4 Northridge hospitals with an affiliated physician assistant

See every hospital and group for each Northridge physician assistant

Each public profile names one place a physician assistant practices. A free account shows all of them, with the employer, the EHR and validated contacts.

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Source: Dmand AI Affiliation Data

Group practices and clinics are the most common site of care for Northridge physician assistants, with 17

12 also practice at hospitals, and 7 at urgent care centers. A physician assistant can practice at several kinds of site, so the shares overlap.

Northridge physician assistants by site of care

  1. Medical group practices17
  2. Hospitals12
  3. Urgent care centers7
  4. FQHCs6

Sources: Dmand AI Affiliation Data and Dmand AI Practice Data

Every Northridge physician assistant profile shows current hospitals and groups, Medicare activity and NPI details

  • Primary practiceThe main place they practice, with its type and cityOn every profile
  • Every site of careEach hospital, clinic and group where they practice nowWith a free account
  • EmployerThe organization they work for, when one is on fileWith a free account
  • Medicare servicesServices and procedure codes billed to Medicare, from CMSOn every profile
  • Medicare Part D prescribingClaims and drug costs from Part D, from CMSOn every profile
  • Industry paymentsPayments from drug and device makers, from CMS Open PaymentsOn every profile
  • Publications and clinical trialsResearch papers and trials linked to the NPI, when on fileOn every profile
  • Licenses and graduation yearState license numbers and medical school graduation yearOn every profile
  • NPI detailsNPI, enumeration date, primary taxonomy and practice addressOn every profile
  • Work email and mobile numberFound on request through healthcare waterfall enrichment, then validatedWith a free account
  • EHR in useThe EHR at each site where they practiceWith a free account
  • Colleagues at each siteThe clinicians they work with at each hospital and groupWith a free account

Free account: 30 days free, self-serve, no credit card.

Sources: NPPES NPI Registry (CMS), Medicare Physician & Other Practitioners (CMS), Open Payments (CMS) and Dmand AI Affiliation Data

Sources for the Northridge physician assistant directory

Sources for the data on this page
Data on this pageSource
HCPs, types and specialtiesNPPES NPI Registry (CMS) and Dmand AI Professional Profile Data
Sites of care, hospitals and medical groupsDmand AI Affiliation Data

Data last refreshed October 2026Report an inaccuracyRemove my information

Physician assistants are HCPs whose primary specialty is physician assistant (taxonomy code 363A00000X), with an active NPI and a Northridge practice address.

FAQ

Frequently asked questions about physician assistants in Northridge

Spotted something out of date? Email hello@dmand.ai and we will check the record. Contact details live in the free trial.

How many physician assistants are in Northridge?

32 physician assistants have an active NPI, a Northridge practice address and physician assistant (taxonomy code 363A00000X) as their primary specialty. 28 of them are linked to a hospital or medical group.

Which Northridge medical groups have the most physician assistants?

Ridgeline Emergency Physicians Medical Group, Inc., with 7, followed by Lakeside Community Healthcare with 6 and Tarzana Treatment Centers with 4.

Which Northridge hospitals have the most physician assistants?

Dignity Health - Northridge Hospital Medical Center, with 10 affiliated physician assistants, followed by Dignity Health - California Hospital Medical Center with 1 and Huntington Hospital with 1.

What share of Northridge physician assistants practice at a hospital?

12 of the 26 Northridge physician assistants with a mapped site of care, or 46%, have a current hospital affiliation.

What is the taxonomy code for physician assistant?

363A00000X is the NPPES taxonomy code for physician assistant. Sub-specialties with their own code are counted on their own lists.

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