James K. Ahern Jr., MD
Family Practice8 years in practice
The Regents Of The University Of California
100 Moody Ct, Suite 200, Thousand Oaks, CA 91360
(805) 418-3500Hospital affiliations
NPI 1508359423
69 Medicare-enrolled family doctors practice in Thousand Oaks. The hospital they most often list is UCLA Medical Center. Filter by Medicare acceptance, telehealth or hospital below.
Family Practice8 years in practice
The Regents Of The University Of California
100 Moody Ct, Suite 200, Thousand Oaks, CA 91360
(805) 418-3500Hospital affiliations
NPI 1508359423
Family Practice11 years in practice
Southern California Permanente Medical Group
365 E Hillcrest Dr, Thousand Oaks, CA 91360
(805) 374-7433Hospital affiliations
None listed with Medicare
NPI 1922479930
Family Practice6 years in practice
Southern California Permanente Medical Group
365 E Hillcrest Dr, Thousand Oaks, CA 91360
(805) 374-7433Hospital affiliations
None listed with Medicare
NPI 1184251258
Family Practice9 years in practice
Southern California Permanente Medical Group
365 E Hillcrest Dr, Thousand Oaks, CA 91360
(805) 374-7433Hospital affiliations
None listed with Medicare
NPI 1962937011
Family Practice27 years in practice
1000 Newbury Rd, Suite 265, Thousand Oaks, CA 91320
(805) 480-1400Hospital affiliations
None listed with Medicare
NPI 1922259787
Family Practice16 years in practice
Southern California Permanente Medical Group
365 E Hillcrest Dr, Thousand Oaks, CA 91360
(805) 374-7433Hospital affiliations
None listed with Medicare
NPI 1073871950
Family Practice10 years in practice
The Regents Of The University Of California
100 Moody Ct, Suite 200, Thousand Oaks, CA 91360
(805) 418-3500Family Practice23 years in practice
Cedars-Sinai Medical Care Foundation
1011 Rancho Conejo Blvd, Thousand Oaks, CA 91320
(310) 665-7200Hospital affiliations
None listed with Medicare
NPI 1629010327
Family Practice22 years in practice
The Regents Of The University Of California
100 Moody Ct, Suite 200, Thousand Oaks, CA 91360
(805) 418-3500Hospital affiliations
NPI 1457568362
Family Practice28 years in practice
Southern California Permanente Medical Group
365 E Hillcrest Dr, Thousand Oaks, CA 91360
(805) 374-7433Hospital affiliations
None listed with Medicare
NPI 1235287210
Family Practice21 years in practice
Southern California Permanente Medical Group
365 E Hillcrest Dr, Thousand Oaks, CA 91360
(805) 374-7433Hospital affiliations
None listed with Medicare
NPI 1952557654
Family Practice22 years in practice
Arroyo Oaks Medical Associates Inc
2230 Lynn Rd, Suite 200, Thousand Oaks, CA 91360
Hospital affiliations
NPI 1851449888
Family Practice14 years in practice
Southern California Permanente Medical Group
365 E Hillcrest Dr, Thousand Oaks, CA 91360
(805) 374-7433Hospital affiliations
None listed with Medicare
NPI 1023377330
Family Practice13 years in practice
Arroyo Oaks Medical Associates Inc
2230 Lynn Rd, Suite 200, Thousand Oaks, CA 91360
Hospital affiliations
NPI 1427439124
Family Practice9 years in practice
Southern California Permanente Medical Group
365 E Hillcrest Dr, Thousand Oaks, CA 91360
(805) 374-7433Hospital affiliations
None listed with Medicare
NPI 1013448802
Family Practice12 years in practice
Southern California Permanente Medical Group
322 E Thousand Oaks Blvd, Thousand Oaks, CA 91360
(888) 515-3500Hospital affiliations
None listed with Medicare
NPI 1700297710
General Practice26 years in practice
Arroyo Oaks Medical Associates Inc
2230 Lynn Rd, Suite 200, Thousand Oaks, CA 91360
Family Practice23 years in practice
Southern California Permanente Medical Group
145 Hodencamp Rd, Thousand Oaks, CA 91360
(888) 515-3500Family Practice33 years in practice
351 Rolling Oaks Dr, Thousand Oaks, CA 91361
General Practice48 years in practice
1141 E Thousand Oaks Blvd, Thousand Oaks, CA 91362
(805) 496-4200Hospital affiliations
None listed with Medicare
NPI 1124052311
Family Practice22 years in practice
The Regents Of The University Of California
100 Moody Ct, Suite 200, Thousand Oaks, CA 91360
(805) 418-3500Hospital affiliations
None listed with Medicare
NPI 1629295217
Family Practice8 years in practice
The Regents Of The University Of California
100 Moody Ct, Suite 200, Thousand Oaks, CA 91360
(805) 418-3500Hospital affiliations
NPI 1144707423
Family Practice17 years in practice
Southern California Permanente Medical Group
365 E Hillcrest Dr, Thousand Oaks, CA 91360
(805) 374-7433Hospital affiliations
None listed with Medicare
NPI 1477940625
Family Practice28 years in practice
Southern California Permanente Medical Group
365 E Hillcrest Dr, Thousand Oaks, CA 91360
(805) 374-7433Hospital affiliations
None listed with Medicare
NPI 1508925124
Family Practice4 years in practice
County Of Ventura
125 W Thousand Oaks Blvd, Suite 500, Thousand Oaks, CA 91360
(805) 777-3500General Practice45 years in practice
Carbon Health Medical Group Of California Pc
620 E Janss Rd, Thousand Oaks, CA 91360
(805) 495-6866Hospital affiliations
None listed with Medicare
NPI 1366401572
Family Practice25 years in practice
Summit Health Group Inc
55 Rolling Oaks Dr, Suite 100, Thousand Oaks, CA 91361
(805) 499-4446Family Practice20 years in practice
Arroyo Oaks Medical Associates Inc
2230 Lynn Rd, Suite 200, Thousand Oaks, CA 91360
Hospital affiliations
NPI 1285894949
Family Practice37 years in practice
Agoura Family Practice Associates
3180 Willow Ln, Suite 102, Thousand Oaks, CA 91361
(805) 494-8520Hospital affiliations
None listed with Medicare
NPI 1346254364
Family Practice8 years in practice
The Regents Of The University Of California
100 Moody Ct, Suite 200, Thousand Oaks, CA 91360
(805) 418-3500Family Practice42 years in practice
Dignity Health Medical Foundation
550 Saint Charles Dr, Suite 200, Thousand Oaks, CA 91360
(805) 497-4545Hospital affiliations
NPI 1528027497
Family Practice15 years in practice
The Regents Of The University Of California
248 Hampshire Rd, Suite 100, Thousand Oaks, CA 91361
(805) 370-0040Hospital affiliations
NPI 1528351459
Family Practice9 years in practice
The Regents Of The University Of California
100 Moody Ct, Suite 200, Thousand Oaks, CA 91360
(805) 418-3500Hospital affiliations
NPI 1376038406
Family Practice8 years in practice
Southern California Permanente Medical Group
365 E Hillcrest Dr, Thousand Oaks, CA 91360
(805) 374-7433Family Practice12 years in practice
Southern California Permanente Medical Group
365 E Hillcrest Dr, Thousand Oaks, CA 91360
(805) 374-7433Hospital affiliations
None listed with Medicare
NPI 1881072296
Family Practice16 years in practice
Southern California Permanente Medical Group
365 E Hillcrest Dr, Thousand Oaks, CA 91360
(805) 374-7433Hospital affiliations
None listed with Medicare
NPI 1235576612
Family Practice43 years in practice
Lakeside Medical Organization A Medical Group Inc
612 E Janss Rd, Thousand Oaks, CA 91360
(805) 373-0725Family Practice30 years in practice
Carbon Health Medical Group Of California Pc
620 E Janss Rd, Thousand Oaks, CA 91360
(805) 495-6866Hospital affiliations
None listed with Medicare
NPI 1538137013
Family Practice22 years in practice
Southern California Permanente Medical Group
365 E Hillcrest Dr, Thousand Oaks, CA 91360
(805) 374-7433Hospital affiliations
None listed with Medicare
NPI 1063560001
Family Practice6 years in practice
The Regents Of The University Of California
100 Moody Ct, Suite 200, Thousand Oaks, CA 91360
(805) 418-3500Hospital affiliations
NPI 1841811536
Family Practice6 years in practice
The Regents Of The University Of California
100 Moody Ct, Suite 200, Thousand Oaks, CA 91360
(805) 418-3500Family Practice8 years in practice
The Regents Of The University Of California
100 Moody Ct, Suite 200, Thousand Oaks, CA 91360
(805) 418-3500Family Practice12 years in practice
The Regents Of The University Of California
100 Moody Ct, Suite 200, Thousand Oaks, CA 91360
(805) 418-3500Family Practice14 years in practice
Southern California Permanente Medical Group
365 E Hillcrest Dr, Thousand Oaks, CA 91360
(805) 374-7433Family Practice20 years in practice
The Regents Of The University Of California
100 Moody Ct, Suite 200, Thousand Oaks, CA 91360
(805) 418-3500Hospital affiliations
None listed with Medicare
NPI 1164694212
Family Practice3 years in practice
The Regents Of The University Of California
100 Moody Ct, Suite 200, Thousand Oaks, CA 91360
(805) 418-3500Family Practice29 years in practice
Southern California Permanente Medical Group
365 E Hillcrest Dr, Thousand Oaks, CA 91360
(805) 374-7433Hospital affiliations
None listed with Medicare
NPI 1568512366
Family Practice16 years in practice
Southern California Permanente Medical Group
365 E Hillcrest Dr, Thousand Oaks, CA 91360
(805) 374-7433Hospital affiliations
None listed with Medicare
NPI 1245500958
Family Practice28 years in practice
Lakeside Medical Organization A Medical Group Inc
612 E Janss Rd, Thousand Oaks, CA 91360
(805) 373-0725Family Practice13 years in practice
The Regents Of The University Of California
100 Moody Ct, Suite 200, Thousand Oaks, CA 91360
(805) 418-3500Family Practice24 years in practice
Rosaasen Family Medicine, Inc.
430 E Avenida De Los Arboles, Suite 204, Thousand Oaks, CA 91360
Hospital affiliations
NPI 1497868376
Family Practice24 years in practice
Rosaasen Family Medicine, Inc.
430 E Avenida De Los Arboles, Suite 204, Thousand Oaks, CA 91360
Hospital affiliations
NPI 1528171352
Family Practice8 years in practice
The Regents Of The University Of California
100 Moody Ct, Suite 200, Thousand Oaks, CA 91360
(805) 418-3500Family Practice15 years in practice
309 S Moorpark Rd, Thousand Oaks, CA 91361
(805) 538-6545Hospital affiliations
None listed with Medicare
NPI 1467743864
Family Practice20 years in practice
Southern California Permanente Medical Group
365 E Hillcrest Dr, Thousand Oaks, CA 91360
(805) 374-7433Family Practice31 years in practice
77 Rolling Oaks Dr, Suite 305, Thousand Oaks, CA 91361
(805) 379-9976Family Practice7 years in practice
The Regents Of The University Of California
100 Moody Ct, Suite 200, Thousand Oaks, CA 91360
(805) 418-3500Hospital affiliations
NPI 1851853550
Family Practice9 years in practice
The Regents Of The University Of California
100 Moody Ct, Suite 200, Thousand Oaks, CA 91360
(805) 418-3500Hospital affiliations
NPI 1528554656
Family Practice26 years in practice
Exer Medical Corporation
166 N Moorpark Rd, Thousand Oaks, CA 91360
(805) 371-4499Hospital affiliations
None listed with Medicare
NPI 1578504148
Family Practice31 years in practice
Arroyo Oaks Medical Associates Inc
2230 Lynn Rd, Suite 200, Thousand Oaks, CA 91360
Hospital affiliations
NPI 1942240213
Family Practice16 years in practice
The Regents Of The University Of California
100 Moody Ct, Suite 200, Thousand Oaks, CA 91360
(805) 418-3500Hospital affiliations
NPI 1821524133
General Practice27 years in practice
1000 Newbury Rd, Suite 210, Thousand Oaks, CA 91320
(805) 405-3900Hospital affiliations
NPI 1023126661
Family Practice55 years in practice
227 W Janss Rd, Thousand Oaks, CA 91360
(805) 496-0165Family Practice29 years in practice
77 Rolling Oaks Dr, Suite 303, Thousand Oaks, CA 91361
(310) 270-3800Hospital affiliations
None listed with Medicare
NPI 1871557546
Family Practice9 years in practice
The Regents Of The University Of California
100 Moody Ct, Suite 200, Thousand Oaks, CA 91360
(805) 418-3500Hospital affiliations
NPI 1144754920
Family Practice24 years in practice
Summit Health Group Inc
55 Rolling Oaks Dr, Suite 100, Thousand Oaks, CA 91361
(805) 499-4446Family Practice11 years in practice
The Regents Of The University Of California
100 Moody Ct, Suite 200, Thousand Oaks, CA 91360
(805) 418-3500Hospital affiliations
NPI 1104329150
Family Practice6 years in practice
The Regents Of The University Of California
100 Moody Ct, Suite 200, Thousand Oaks, CA 91360
(805) 418-3500Family Practice16 years in practice
2100 Lynn Rd, Suite 215, Thousand Oaks, CA 91360
(805) 496-6971Hospital affiliations
NPI 1225359839
No family doctor here matches those filters.
69 Medicare-enrolled family doctors practice in Thousand Oaks according to CMS. The largest groups are The Regents Of The University Of California (22), Southern California Permanente Medical Group (20), Arroyo Oaks Medical Associates Inc (5).
The hospitals Thousand Oaks family doctors most often list as an affiliation are UCLA Medical Center (18), Los Robles Hospital & Medical Center (13), Santa Monica - UCLA Med Ctr & Orthopaedic Hospital (9), Northridge Hospital Medical Center (9). An affiliation usually means the doctor can treat or admit patients there.
All are enrolled in Medicare. 68 of 69 accept Medicare assignment, meaning they take the Medicare-approved amount as full payment for covered services, and 1 may accept it case by case. 32 offer telehealth visits. Confirm with the office before booking, especially if you have Medicare Advantage or private insurance.
Family medicine doctors are primary care physicians for patients of every age. They handle checkups, chronic conditions such as diabetes and high blood pressure, minor injuries and referrals to specialists.
Listings come from the CMS Doctors and Clinicians national file: clinicians enrolled in Medicare whose primary specialty is family medicine, at the practice addresses CMS lists in Thousand Oaks. Hospital affiliations are the hospitals each clinician reports to Medicare. Details change; confirm with the practice before you visit. About the data.