Updated October 2026

Largest anesthesia and pain groups in California

Medical group directory
California
Anesthesia and pain

Groups: 456
Anesthesiology groups: 240
Nurse Anesthetist, Certified Registered groups: 140
Anesthesiologists: 3,863
Nurse anesthetist, certified registered specialists: 1,315

There are 456 anesthesia and pain groups in California with a Medicare PAC ID: 240 anesthesiology, 140 nurse anesthetist, certified registered and 75 pain medicine. CEP America is the largest anesthesiology group, with 613 anesthesiologists, and Valley Regional Anesthesia Associates the largest nurse anesthetist, certified registered group, with 165 nurse anesthetist, certified registered specialists.

Find the decision makers at all 456 California anesthesia and pain groups

Work emails and mobile numbers for practice owners, administrators and physician leaders, found through healthcare waterfall enrichment, with a free Dmand AI account.

View contacts for free

CEP America is the largest anesthesia and pain group in California, with 616 physicians

Ranked by physicians with a California address linked to each group. UCSF Department of Anesthesia and Perioperative Care is second with 378, and Allied Anesthesia Medical Group third with 353. 14 California groups have 100 or more physicians.

Filter this list with a free account

Sort and filter all 456 California anesthesia and pain groups by city, parent organization, group size, EHR in use and decision makers in Dmand AI.

Filter in Dmand AI

Anesthesia and pain groups in California, ranked by physicians
#	Medical group	Parent organization	Physicians	HCPs	Decision makers
1	CEP AmericaEmeryville · 136 sites	Parent on file	616	724	Decision makers
2	UCSF Department of Anesthesia and Perioperative CareSan Francisco · 39 sites	Parent on file	378	656	Decision makers
3	Allied Anesthesia Medical GroupOrange · 42 sites	-	353	398	Decision makers
4	UCI Health Anesthesia & Perioperative Care ServicesOrange · 34 sites	Parent on file	316	503	Decision makers
5	Anesthesia Service Medical Group (ASMG)San Diego · 5 sites	Parent on file	269	281	Decision makers
6	UCLA Health / UCLA Medical GroupLos Angeles · 13 sites	Parent on file	220	295	Decision makers
7	Pacific Valley Medical GroupPasadena · 17 sites	-	156	200	Decision makers
8	CASE Medical GroupSacramento · 6 sites	-	155	156	Decision makers
9	Darin Rentz DO PCSan Clemente · 18 sites	Parent on file	147	203	Decision makers
10	Adventist Health GlendaleGlendale · 9 sites	Parent on file	145	173	Decision makers
11	Orange Coast AnesthesiaOrange · 16 sites	Parent on file	130	138	Decision makers
12	Anesthesia Care Associates Medical GroupBurlingame · 19 sites	Parent on file	127	140	Decision makers
13	G2 AnesthesiaLos Gatos · 10 sites	-	120	134	Decision makers
14	Adventist Health White MemorialLos Angeles · 9 sites	Parent on file	110	127	Decision makers
15	Anesthesia & Analgesia Medical Group, Inc.Santa Rosa · 11 sites	-	95	113	Decision makers
16	California Anesthesia Associates Medical Group, Inc.Long Beach · 11 sites	-	88	97	Decision makers
17	Newport Harbor Anesthesia ConsultantsNewport Beach · 12 sites	-	86	99	Decision makers
18	Buena Vista Anesthesia Medical GroupBurbank · 10 sites	Parent on file	83	94	Decision makers
19	Valley Regional Anesthesia AssociatesFresno · 44 sites	Parent on file	82	250	Decision makers
20	Bayside Anesthesia Medical GroupSanta Monica · 7 sites	Parent on file	80	81	Decision makers
21	Torrance Anesthesia Medical Group, Inc.Torrance · 7 sites	-	66	75	Decision makers
22	Talbert Anesthesia GroupLos Alamitos · 12 sites	Parent on file	62	63	Decision makers
23	El Camino HealthLos Gatos · 9 sites	Parent on file	61	76	Decision makers
24	Coachella Valley AnesthesiaBakersfield · 17 sites	Parent on file	60	172	Decision makers
25	East Bay Anesthesiology Medical GroupOakland · 9 sites	Parent on file	60	62	Decision makers
26	Corona Anesthesia Group IncCorona · 9 sites	-	60	60	Decision makers
27	Landmark Anesthesia Medical GroupLynwood · 4 sites	Parent on file	58	81	Decision makers
28	Anesthesia Specialists of Orange County, Inc.Anaheim · 7 sites	-	58	68	Decision makers
29	Anesthesia ConsultantsEscondido · 7 sites	Parent on file	58	58	Decision makers
30	SacSolano Anesthesia Exchange Medical GroupSacramento · 4 sites	-	55	55	Decision makers
31	La Quality Care Anesthesia Consultants IncGlendale · 10 sites	-	54	55	Decision makers
32	Premiercare AnesthesiaFountain Valley · 9 sites	-	54	55	Decision makers
33	Socal Anesthesia Solutions IncLos Angeles · 9 sites	Parent on file	50	75	Decision makers
34	Mission Anesthesia ConsultantsMission Viejo · 10 sites	Parent on file	50	55	Decision makers
35	Ventura Anesthesia Medical GroupVentura · 6 sites	Parent on file	48	48	Decision makers
36	West Hills AnesthesiaWest Hills · 6 sites	Parent on file	47	47	Decision makers
37	Conejo Los Robles Anesthesiology Medical Group (CLRAMG)Thousand Oaks · 5 sites	Parent on file	46	50	Decision makers
38	Oak Creek Anesthesia Services, Inc.Visalia · 12 sites	Parent on file	44	110	Decision makers
39	Hp Anesthesia IncLos Angeles · 8 sites	-	44	78	Decision makers
40	AnesthesiaWorksEl Segundo · 6 sites	Parent on file	43	43	Decision makers
41	Samaritan Anesthesiology Medical GroupLos Angeles · 4 sites	Parent on file	42	46	Decision makers
42	Metropolitan Anesthesia ConsultantsCarmichael · 7 sites	Parent on file	42	44	Decision makers
43	Pediatric Anesthesia Associates Medical GroupMadera · 3 sites	-	42	43	Decision makers
44	Anesthesia Medical Group of Santa CruzSanta Cruz · 4 sites	Parent on file	41	43	Decision makers
45	Citrus Valley Anesthesia Medical GroupWest Covina · 7 sites	-	41	41	Decision makers
46	South Bay Anesthesia Medical GroupTorrance · 7 sites	-	40	46	Decision makers
47	Anesthesia Medical Group of Santa BarbaraSanta Barbara · 3 sites	-	40	42	Decision makers
48	Consultants For Anesthesia & Management of PainGlendale · 5 sites	Parent on file	40	40	Decision makers
49	AnesthesiaWorksEl Segundo · 8 sites	Parent on file	39	45	Decision makers
50	AnesthesiaWorksEl Segundo · 8 sites	Parent on file	38	47	Decision makers

Showing 1 to 10 of 456 anesthesia and pain groups in California

Sources: Doctors and Clinicians National Downloadable File (CMS) and Dmand AI Affiliation Data

CEP America is the largest anesthesiology group in California, with 613 anesthesiologists

Ranked by anesthesiologists with a California address linked to each group whose main sub-specialty is anesthesiology. Allied Anesthesia Medical Group is second with 349, and UCSF Department of Anesthesia and Perioperative Care third with 296.

Largest anesthesiology groups in California
#	Medical group	Parent organization	Anesthesiologists	HCPs
1	CEP AmericaEmeryville · 136 sites	Parent on file	613	724
2	Allied Anesthesia Medical GroupOrange · 42 sites	-	349	398
3	UCSF Department of Anesthesia and Perioperative CareSan Francisco · 39 sites	Parent on file	296	656
4	Anesthesia Service Medical Group (ASMG)San Diego · 5 sites	Parent on file	267	281
5	UCI Health Anesthesia & Perioperative Care ServicesOrange · 34 sites	Parent on file	218	503
6	UCLA Health / UCLA Medical GroupLos Angeles · 13 sites	Parent on file	214	295
7	CASE Medical GroupSacramento · 6 sites	-	154	156
8	Pacific Valley Medical GroupPasadena · 17 sites	-	153	200
9	Orange Coast AnesthesiaOrange · 16 sites	Parent on file	129	138
10	Anesthesia Care Associates Medical GroupBurlingame · 19 sites	Parent on file	125	140

Top 10 of 240 California anesthesiology groups

Sources: Doctors and Clinicians National Downloadable File (CMS) and Dmand AI Affiliation Data

Valley Regional Anesthesia Associates is the largest nurse anesthetist, certified registered group in California, with 165 nurse anesthetist, certified registered specialists

Ranked by nurse anesthetist, certified registered specialists with a California address linked to each group whose main sub-specialty is nurse anesthetist, certified registered. Coachella Valley Anesthesia is second with 109, and SDA Services Of CA third with 103.

Largest nurse anesthetist, certified registered groups in California
#	Medical group	Parent organization	Nurse anesthetist, certified registered specialists	HCPs
1	Valley Regional Anesthesia AssociatesFresno · 44 sites	Parent on file	165	250
2	Coachella Valley AnesthesiaBakersfield · 17 sites	Parent on file	109	172
3	SDA Services Of CACrescent City · 14 sites	-	103	111
4	APA Medical Group, Inc.Los Angeles · 13 sites	Parent on file	86	107
5	Comfort Anesthesia AssociatesBakersfield · 11 sites	Parent on file	85	111
6	Rancho Mirage Surgery CenterRancho Mirage · 17 sites	Parent on file	83	85
7	Kaleidoscope AnesthesiaSan Francisco · 17 sites	Parent on file	82	88
8	Central California Anesthesiology SolutionsMadera · 14 sites	Parent on file	65	76
9	Regional Anesthesia Associates, Inc.Bakersfield · 11 sites	Parent on file	63	86
10	Tip Top AnesthesiaBeverly Hills · 13 sites	Parent on file	63	82

Top 10 of 140 California nurse anesthetist, certified registered groups

Sources: Doctors and Clinicians National Downloadable File (CMS) and Dmand AI Affiliation Data

Pain Clinics of Central California and Atlas Pain Management have the most pain medicine specialists of any California pain medicine group, with 3 each

Ranked by pain medicine specialists with a California address linked to each group whose main sub-specialty is pain medicine. Pain Clinics of Central California is third with 3. Nine of the ten are independent.

Largest pain medicine groups in California
#	Medical group	Parent organization	Pain medicine specialists	HCPs
1	Pain Clinics of Central CaliforniaBakersfield · 9 sites	-	3	29
2	Atlas Pain ManagementDowney · 3 sites	-	3	4
3	Pain Clinics of Central CaliforniaFresno · 2 sites	-	3	9
4	Pain & Rehabilitative Consultants Medical GroupEmeryville · 7 sites	-	3	27
5	Coastal Pain & Spinal DiagnosticsCarlsbad · 3 sites	-	3	15
6	Synovation Medical GroupPasadena · 4 sites	Parent on file	3	5
7	NorCal Pain Treatment CenterTurlock · 5 sites	-	3	14
8	Pain Medicine AssociatesFountain Valley · 6 sites	-	3	17
9	Pacific Pain Medicine ConsultantsOceanside · 1 site	-	2	8
10	Advanced Pain ManagementValencia · 1 site	-	2	4

Top 10 of 75 California pain medicine groups

Sources: Doctors and Clinicians National Downloadable File (CMS) and Dmand AI Affiliation Data

University of California Health has the most physicians in California anesthesia and pain groups, with 629 across 4 groups

Dmand AI maps every medical group to its parent organization, up to the health system or platform at the top. 26 parent organizations have two or more California anesthesia and pain groups. Each clinician counts once per parent organization.

Parent organizations with the most California anesthesia and pain groups
#	Parent organization	California groups	Physicians	HCPs
1	University of California HealthAcademic health system	4	629	979
2	VituityPhysician staffing company	5	624	734
3	Anesthesia Service Medical Group AsmgPhysician staffing company	2	275	287
4	Adventist HealthHealth system	4	213	270
5	AnesthesiaworksPhysician staffing company	7	99	113
6	Valley Regional Anesthesia AssociatesPhysician staffing company	2	82	250
7	Anesthesia ConsultantsPhysician staffing company	2	65	65
8	Landmark Anesthesia Medical GroupPhysician staffing company	2	60	83
9	UnitedHealth GroupDiversified health company	2	59	59
10	PIH HealthHealth system	2	52	56

Top 10 of 26 parent organizations with two or more California groups

University of California HealthAcademic health system · 4 California anesthesia and pain groups
UCSF Department of Anesthesia and Perioperative CareMedical group · San Francisco
UCLA Health / UCLA Medical GroupMedical group · Los Angeles
2 more California groups and their practice sites

See every medical group, site and clinician under University of California Health

Org Hierarchy Explorer maps every group, site of care and clinician under the parent, with the leaders at each group.

Try for free

Source: Dmand AI Org Hierarchy Data

For sales teams

Find the decision makers at California anesthesia and pain groups

Dmand AI maps the owners, administrators and physician leaders at each of the 456 California anesthesia and pain groups, with the parent organization above each one, and finds validated work emails and mobile numbers.

Try for free Book a meeting

66% of California anesthesia and pain groups are independent, with no larger parent organization

A group counts as independent when no health system, platform or other organization sits above it in the org hierarchy. Every other group belongs to a larger organization.

California anesthesia and pain groups by ownership

Independent30166%
Health system or hospital399%
Platform or corporate owner9020%
Community or government41%
Other organization225%

Sites of care beyond their own offices

Practice at a hospital250

Practice at a surgery center142

Practice at an FQHC3

See the parent organization above every California group

Dmand AI maps each group to the health system, physician platform or management company above it, so you can sell to the owner, not one site.

Try for free

Source: Dmand AI Org Hierarchy Data

250 California anesthesia and pain groups practice at a hospital site, and 142 at a surgery center

Sites of care linked to each group in the org hierarchy, beyond its own offices. A group can practice at several kinds of site.

California anesthesia and pain groups by site of care

Hospitals25055%
Ambulatory surgery centers14231%
FQHCs31%
Skilled nursing facilities21%
Behavioral health facilities11%
Rural health clinics11%

Clinicians in California anesthesia and pain groups

Anesthesiologists3,863

Nurse anesthetist, certified registered specialists1,315

Pain medicine specialists54

All HCPs7,343

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

Los Angeles has the most anesthesia and pain groups in California, with 18

18anesthesia and pain groups in Los Angeles

16anesthesia and pain groups in Bakersfield

13anesthesia and pain groups in San Diego

12anesthesia and pain groups in Irvine

10anesthesia and pain groups in Beverly Hills

10anesthesia and pain groups in Fresno

More California cities with anesthesia and pain groups

Glendale9
Murrieta9
Chico8
El Segundo8
Torrance7
Fountain Valley6
Riverside6
Sacramento6
Santa Barbara6
Emeryville5
Encino5
San Clemente5
Stockton5
Burbank4
Camarillo4

Source: Doctors and Clinicians National Downloadable File (CMS)

Each California anesthesia and pain group profile shows the parent, sites, clinicians and identifiers

Clinicians and specialtiesA count by specialty and a sample of the group's cliniciansOn every profile
Practice locationsMain site and a sample of practice locations, with a count of the restOn every profile
Medicare Part B paymentsMedicare payments to the group, from CMSOn every profile
Group NPI and Medicare PAC IDIdentifiers for matching records across sourcesOn every profile
Parent organizationThe health system, platform or owner above the groupOn every profile
Every clinician and siteThe full roster and every practice locationWith a free account
Leader and clinician contactsWork emails and mobile numbers, found on request and then validatedWith a free account
EHR used by the group's cliniciansThe EHR in use at the group's sitesWith a free account

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

Sources: Doctors and Clinicians National Downloadable File (CMS), Medicare Physician & Other Practitioners (CMS) and Dmand AI Org Hierarchy Data

Sources for the California anesthesia and pain group list

Sources for the data on this page
Data on this page	Source
Medical groups, specialties and sites	Doctors and Clinicians National Downloadable File (CMS) and Dmand AI Professional Profile Data
Parent organizations and independence	Dmand AI Org Hierarchy Data
Physicians and HCPs	Dmand AI Affiliation Data
Group NPI and PAC ID	NPPES NPI Registry (CMS) and Doctors and Clinicians National Downloadable File (CMS)

Data last refreshed October 2026Report an inaccuracy Remove my information

Groups whose main specialty is anesthesia and pain and that have a Medicare PAC ID.

FAQ

Frequently asked questions about anesthesia and pain groups in California

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

What is the largest anesthesiology group in California?

CEP America, based in Emeryville, with 613 anesthesiologists and 724 HCPs. Allied Anesthesia Medical Group is second with 349.

What is the largest nurse anesthetist, certified registered group in California?

Valley Regional Anesthesia Associates, based in Fresno, with 165 nurse anesthetist, certified registered specialists and 250 HCPs. Coachella Valley Anesthesia is second with 109.

How many anesthesia and pain groups are in California?

There are 456 anesthesia and pain groups in California with a Medicare PAC ID: 240 anesthesiology, 140 nurse anesthetist, certified registered and 75 pain medicine. Between them they have 3,863 anesthesiologists, 1,315 nurse anesthetist, certified registered specialists and 54 pain medicine specialists.

Which companies own the most anesthesia and pain groups?

By physicians, University of California Health, with 629 across 4 groups, followed by Vituity with 624 and Anesthesia Service Medical Group Asmg with 275.

How many California anesthesia and pain groups are independent?

301, or 66%, have no larger parent organization in the Dmand AI org hierarchy. 39 belong to a health system or hospital and 90 to a physician platform or corporate owner.

Why are anesthesia and pain listed together?

They share one specialty category in the Dmand AI medical group data. This page also ranks each sub-specialty on its own, by its own specialists.

Dmand AI

Find the right contacts at every California anesthesia and pain group

Search 456 groups by size and parent organization, with the physicians and leaders at each one.

Start free trial Book a demo

30 days free
Self-serve
No credit card