Internists in California

  • Internal medicine
  • California
Internists
18,948
Linked to a hospital or group
15,803
Hospitals with an internist
370
Medical groups with an internist
2,215
Cities
510

There are 18,948 internists in California. The Permanente Medical Group, Inc. has the most, 2,011, and Stanford Hospital at 300 Pasteur Drive has the most affiliated internists, 584. Los Angeles is home to 1,376, and 34% finished medical school 30 or more years ago.

Find work emails and mobile numbers for all 18,948 California internists

Validated work emails and mobile numbers for California internists, found through healthcare waterfall enrichment, with a free Dmand AI account.

View contacts for free

California internists, listed A to Z by last name (15,851 to 15,900 of 16,751)

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

Filter this list with a free account

Sort and filter all 18,948 California internists by city, hospital, medical group, the EHR they use and Medicare volume in Dmand AI.

Filter in Dmand AI
California internists, A to Z, 15,851 to 15,900
InternistHospitalsMedical groupsEmail and phone
Mary WelterSan Francisco · NPI 19024639792 hospitals5 groupsContacts
Stephen Edward Welter, MDGreenbrae · NPI 18019061361 hospital1 groupContacts
Matthew C. Welzenbach, MDLos Angeles · NPI 13860060881 hospital2 groupsContacts
Jefferson WenSan Carlos · NPI 18518250872 hospitals2 groupsContacts
Jessica Huai-Chao Wen, MD, PhDSan Diego · NPI 14579379221 hospital1 groupContacts
Li Wen, MDLong Beach · NPI 1508959503-1 groupContacts
Marissa M. Wen, MDManteca · NPI 14679991691 hospital1 groupContacts
Basil Miyokawa Wendel, MDSan Diego · NPI 1710737317-1 groupContacts
Josh J. Weng, MDArcadia · NPI 10432196782 hospitals-Contacts
Modern Weng, DOSan Jose · NPI 14078889441 hospital2 groupsContacts
Victor K. Weng, DOHarbor City · NPI 19726244351 hospital2 groupsContacts
Mildred S. Wenger, MDLos Angeles · NPI 13765541621 hospital-Contacts
Neil Steven Wenger, MDLos Angeles · NPI 17200093012 hospitals1 groupContacts
Spencer H. Wenger, MDSan Pedro · NPI 1649271040-2 groupsContacts
Yasmeen M. Wengrow, MDFremont · NPI 10635977301 hospital1 groupContacts
Donald L. Wentzel, MDLaguna Beach · NPI 1417217522--Contacts
Melvyn Werbach, MDNPI 1124391412--Contacts
Ayoda Tadesse Werede, MDSan Francisco · NPI 18812572512 hospitals5 groupsContacts
Dena Werner, MDVentura · NPI 16697589181 hospital2 groupsContacts
Leonard Werner, MDLoma Linda · NPI 1386724748--Contacts
Mildred Johanna Wessigk, MDChula Vista · NPI 1922101153-1 groupContacts
Halyna Yevgenivna West, MDLa Mesa · NPI 19324379692 hospitals-Contacts
Michael Rodger WestLos Angeles · NPI 18712424043 hospitals1 groupContacts
William Austin West, MDLos Angeles · NPI 15084292181 hospital1 groupContacts
Robyn E. Westlake, MDStockton · NPI 1518045202-1 groupContacts
Elizabeth A. Westphal, MDClearlake · NPI 1255376182-2 groupsContacts
David W. Wetherhold, MDLa Jolla · NPI 13463507662 hospitals1 groupContacts
Jacqueline Lee Whang, MDSan Francisco · NPI 1154390821-1 groupContacts
Janet Whang, MDSanta Clara · NPI 16393690021 hospital1 groupContacts
Margaret Bowen Wheeler, MMDSouth San Francisco · NPI 16695870022 hospitals2 groupsContacts
Paul Kelsey Wheeler, MDSan Ramon · NPI 15987557873 hospitals1 groupContacts
Sarah Elisabeth Wheeler, MDOakland · NPI 11548525723 hospitals2 groupsContacts
Spencer James Wheeler, MDLemon Grove · NPI 1427750611-2 groupsContacts
Aileen M. Whelan, MDBurlingame · NPI 13069551252 hospitals1 groupContacts
Heather Alanna Whelan, MDSan Francisco · NPI 1225185242--Contacts
Frederic P. Whinery, MDSan Francisco · NPI 1144249202-1 groupContacts
Janet White, MDBeverly Hills · NPI 1699788828-2 groupsContacts
Keith WhiteSan Leandro · NPI 18212178451 hospital1 groupContacts
Mary B. White, MDLos Angeles · NPI 17503921222 hospitals2 groupsContacts
Melinda Mae Young White, DOSanta Cruz · NPI 11543450563 hospitals2 groupsContacts
Michael WhiteSimi Valley · NPI 18315406733 hospitals2 groupsContacts
Pilar White, MDLos Angeles · NPI 1982623856-1 groupContacts
Rachael Antonina White, MDClearlake · NPI 1457537474-1 groupContacts
Rachel I. White, MDValencia · NPI 12859415591 hospital1 groupContacts
Teresa B. Whitley, MDVacaville · NPI 17604967641 hospital2 groupsContacts
Megan Hennessey Whitman, MDSanta Rosa · NPI 1134363393-1 groupContacts
Cassandra L. Whitmore, MDVallejo · NPI 14473222431 hospital1 groupContacts
Jason C. Whitmore, MDVallejo · NPI 18817736532 hospitals1 groupContacts
Michael R. Whitmore, DOApple Valley · NPI 1508307927-2 groupsContacts
Jabar S. Whittier, MDBaldwin Park · NPI 13263359441 hospital1 groupContacts

The list shows the 16,751 internists with a public profile. The other 2,197 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 California internists by the EHR they use

Dmand AI has the EHR for 16,556 of 18,948 California internists, 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.

Dmand AI

Find the right contacts among California internists

Search 18,948 California internists by hospital, medical group and the EHR they use, with validated work emails and mobile numbers.

  • 30 days free
  • Self-serve
  • No credit card

Cookie settings

Turn each category on or off. Your choice is kept for 12 months and you can change it here at any time.

Necessary

Always on. Sign-in, security, downloads you asked for, your cookie choice, and the page that led to a signup.

View cookies (6)
  • dm_consentDmand AI. Your cookie choices and whether your browser sent a Global Privacy Control signal. 12 months.
  • dm_ft, dm_ltDmand AI. The first and the latest page you arrived on, with the date, so a signup is credited to the page that worked. 90 days, 30 days.
  • dm_fs, dm_lsDmand AI. The first and the latest source of a visit (a search engine, a campaign or the site that linked here). 90 days, 30 days.
  • dm_dl, dm_dl_okDmand AI. After you give an email address for a download, lets you download files without being asked again. 30 days.
  • Session and CSRF cookiesDmand AI (app.dmand.ai). Sign-in and form protection in the application. Session.
  • __cf_bm, cf_clearanceCloudflare. Tells people from automated traffic and keeps the site available. 30 minutes; cf_clearance while a security check is valid.

Analytics

On unless you turn it off. How pages are used, in aggregate, and recordings of how pages are used.

View cookies (6)
  • Google Tag ManagerGoogle. Loads the analytics and marketing tags that are on. Sets no cookie of its own and does not load when both categories are off. n/a.
  • _ga, _ga_<container-id>Google Analytics 4. Visits and page views in aggregate on dmand.ai. 2 years.
  • _clck, _clskMicrosoft Clarity. Recordings and heatmaps of how pages are used, with form fields masked. 1 year, 1 day.
  • CLID, MUID, ANONCHK, MR, SMMicrosoft (clarity.ms). Set by Microsoft when Clarity loads, to recognize a browser across sites that use Clarity. Up to 1 year.
  • None (cookieless)Ahrefs Analytics. Page views in aggregate. n/a.
  • ph_<project>_posthogPostHog. Product usage, errors and performance in app.dmand.ai, used to fix bugs and improve features. 365 days.

Marketing

On unless you turn it off, and always off when your browser sends a Global Privacy Control signal. A visitor identification service tells our sales team which companies and people visit.

View cookies (6)
  • _reb2buid, _reb2butkRB2B. Recognizes a returning browser for visitor identification. 360 days, 1 year.
  • _reb2bgeoRB2B. The location used to decide whether a visit can be identified. 20 days.
  • _reb2brefRB2B. The page or site that referred the visit. 15 days.
  • _reb2bfxf, _reb2btd, _reb2bliRB2B. Links the visit to an identified business profile. 1 month.
  • _reb2bresolveRB2B. Holds a match while it is being resolved. 2 days.
  • _reb2sessionID, _reb2bloadedRB2B. The current visit, and a guard against loading the script twice. 30 minutes, 1 second.

Functional

On unless you turn it off. Remembers choices such as a collapsed section.

View cookies (none today)