Our Locations in Southern California

With over 30 specialty medical offices, more than 25 medical and surgical specialties and 7 outpatient ambulatory surgery centers, we are proud to be Southern California’s premier independent multi-specialty medical and surgical group. Find a location and specialist near you today!

For a comprehensive list of contact information for individual offices, scroll past the map below.

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 View Locations by County

United Medical Doctors is proud to have offices in four counties in Southern California: Riverside County, San Diego County, Orange County and Los Angeles County. To view the locations available in your county, select from the counties listed below

United Gi Map 2023

Riverside County

Some of our offices are multi-specialty. Please see below for the types of specialties offered at each location in Riverside County.

Murrieta | Loma Linda

Gastroenterology (Adult & Pediatric), Hepatology, Colorectal & General Surgery, Infusions, Clinical Research & Podiatry

28078 Baxter Rd., Ste. 530, Murrieta, CA 92563

Ph: (951) 566-5229 | Fax: (951) 698-0272
Colorectal Surgery Ph: (858) 207-3117

Murrieta | Pointe Center

Gastroenterology, Hepatology, Endocrinology, Pathology & Imaging

40663 Murrieta Hot Springs Rd., Ste. C1, Murrieta, CA 92562

Ph: (951) 200-6791 | Fax: (951) 698-0272

Murrieta | Imaging Center

Imaging

40663 Murrieta Hot Springs Rd., Ste. C1, Murrieta, CA 92562

Ph: (951) 200-6791 | Fax: (951) 698-0272

Murrieta | United Surgery Centers

Outpatient Procedures: Gastroenterology

25150 Hancock Ave., Ste. 208, Murrieta, CA 92562

Ph: (951) 698-8805 | Fax: (951) 698-8898

Murrieta | Makena

Pathology Laboratory (Additional Specialties Coming Soon!)

35100 Makena Ave., Ste. 103, Murrieta, CA 92563

Ph: (951) 574-4750 | Fax: (951) 574-4550

Temecula | Rancho Pueblo

Bariatric Surgery, Gastroenterology (Adult & Pediatric), General Surgery & Hepatology

31469 Rancho Pueblo Rd., Ste. 101, Temecula, CA 92592

Ph: (951) 303-3718 | Fax: (951) 698-0272
Neurosurgery Ph: (858) 909-9033

Temecula | United Surgery Centers

Outpatient Procedures & Surgeries: Gastroenterology, ENT, Colorectal & General Surgery, Pain Management, Plastic Surgery & Podiatry

31469 Rancho Pueblo Rd., Ste. 100, Temecula, CA 92592

Ph: (951) 303-6890 | Fax: (951) 303-9108

Temecula | United Medical Doctors Urgent Care

Urgent Care

31150 Temecula Pkwy., Ste. 101, Temecula, CA 92592

Ph: (951) 383-2618 | Fax: (951) 234-8138

Temecula | Lab & Imaging Center

Laboratory, Pathology & Imaging

31150 Temecula Pkwy., Ste. 103, Temecula, CA 92592

Ph: (951) 404-0726 | Fax: (951) 414-3529

Temecula | Plastic Surgery

Plastic Surgery

31150 Temecula Pkwy., Ste. 103, Temecula, CA 92592

Ph: (951) 414-3530 | Fax: (951) 414-3529

Temecula | United Medical Fitness

Medical Fitness, Dietitian Services, Personal Training, Metabolic Testing, Group Exercise Classes & More

31170 Temecula Pkwy., Ste. 102, Temecula, CA 92592

Ph: (951) 466-0004 | Fax: (951) 698-0272

Temecula | ENT & Audiology

Audiology & ENT

46605 Avenida De Missiones, Ste. 205, Temecula, CA 92592

Ph: (951) 404-0911 | ENT Fax: (951) 234-8184

Temecula | Pain Management

Pain Management

44605 Avenida De Missiones, Ste. 201, Temecula, CA 92592

Ph: (951) 973-0870 | Fax: (951) 698-0272

Temecula | Neurosurgery, Orthopaedic Surgery & Sports Medicine

Neurosurgery, Orthopaedic Surgery & Sports Medicine

31170 Temecula Pkwy., Ste. 100, Temecula, CA 92592

Ph: (951) 517-0534 | Fax: (951) 501-1838

Dr. Kevin Yoo, Neurosurgery: Ph: (858) 909-9033 | Fax: (858) 429-4009
Dr. Mark Schultzel, Orthopaedic Surgery:  Ph: (858) 526-3842 | Fax: (858) 526-3851

Temecula Multi-Specialty

Gynecology, Podiatry, Urology, Urogynecology & Female Pelvic Health

44605 Avenida De Missiones, Ste. 203, Temecula, CA 92592

Ph: (951) 383-2254 | Fax: (951) 383-4318

Menifee

Gastroenterology

29826 Haun Rd., Ste. 308, Menifee, CA 92586

Ph: (951) 672-4149 | Fax: (951) 698-0272

Lake Elsinore

Gastroenterology

31571 Canyon Estates Dr., Ste. 131, Lake Elsinore, CA 92532

Ph: (951) 245-2250 | Fax: (951) 698-0272

Corona Multi-Specialty

Gastroenterology, Internal Medicine, Pain Management & Podiatry

341 Magnolia Ave., Ste. 207, Corona, CA 92879

Ph: (951) 734-9930 | Fax: (951) 734-9692

Corona Cardialogy

Cardiology

341 Magnolia Ave., Ste. 205, Corona, CA 92879

Ph: (951) 735-4771 | Fax: (951) 735-3855

Eastvale

Gastroenterology

12442 Limonite Ave., Ste. 209, Eastvale, CA 91752

Ph: (951) 332-7170 | Fax: (951) 698-0272

Riverside

Gastroenterology

4244 Riverwalk Pkwy., Ste. 290, Riverside, CA 92505

Ph: (951) 520-9392 | Fax: (951) 520-9394

Riverside | United Surgery Center

Outpatient Procedures & Surgeries

4234 Riverwalk Pkwy., Ste. 160, Riverside, CA 92505

Coming Soon!

Riverside | Brockton Office

Gastroenterology

6958 Brockton Ave., Ste. 203 Riverside, CA 92506

Ph: (951)-488-4490 | Fax: (951) 788-3935
Dr. Vinod Mishra  Ste. 201
Ph: (951) 784-6790 | Fax: (951) 784-9919
Dr. Galen Huang Ste. 202
Ph: 951-788-1450 | Fax: 951-788-2385

Brockton | United Surgery Center

Outpatient Procedures: Gastroenterology

6958 Brockton Ave., Ste. 100 Riverside, CA 92506

Ph: (951) 788-4400 | Fax: (951) 788-4460

Moreno Valley | Moreno Valley Office

Gastroenterology

12980 Frederick St., Ste. J, Moreno Valley, CA 92553

Ph: (951) 520-9392 | Fax: (951) 520-9394

Rancho Mirage

Gastroenterology

35900 Bob Hope Dr., Ste. 275, Rancho Mirage, CA 92270

Ph: (760) 321-2500 | Fax: (760) 321-5720

La Quinta

Gastroenterology

79180 Corporate Centre Dr., Ste. 103, La Quinta, CA 92253

Ph: (760) 619-2008 | Fax: (760) 619-2618

Orange County

Some of our offices are multi-specialty. Please see below for the types of specialties offered at each location in Orange County.

Fountain Valley

Gastroenterology

18111 Brookhurst St., Ste. 5200, Fountain Valley, CA 92708

Ph: (714) 962-7705 | Fax: (714) 861-4552

Newport Beach | Fashion Island

Gastroenterology

400 Newport Center Dr., Ste. 609, Newport Beach, CA 92660

Ph: (949) 760-0398 | Fax: (949) 760-9689

Newport Beach | United Surgery Centers

Outpatient Procedures & Surgeries

400 Newport Center Dr., Ste. 102, Newport Beach, CA 92660

Ph: (949) 423-2170 | Fax: (949) 239-0194

Newport Beach | Back Bay Imaging

Imaging & Radiology

301 Bayview Cir., Ste. 105, Newport Beach, CA 92660

Ph: (949) 799-3000 | Fax: (949) 799-4000

Newport Beach | Superior Ave.

Gastroenterology, Podiatry & Pain Management

1525 Superior Ave., Ste. 212, Newport Beach, CA 92663

Ph: (949) 645-1967 | Fax: (949) 645-1346

Irvine

Gastroenterology, Podiatry & Pain Medicine

15775 Laguna Canyon Rd., Ste 240, Irvine, CA 92618

Ph: (949) 753-8844 | Fax: (949) 753-0181

Irvine | HOAG

Gastroenterology, Infusions & Clinical Research

16405 Sand Canyon Ave., Ste. 250, Irvine, CA 92618

Ph: (949) 502-5572 | Fax: (949) 502-5598

Irvine | United Surgery Centers

Outpatient Procedures: Gastroenterology

15825 Laguna Canyon Rd., Ste. 100, Irvine, CA 92618

Ph: (949) 679-6700 | Fax: (949) 387-9530

Orange

Gastroenterology

1140 W. La Veta Ave., Ste 555, Orange, CA 92868

Ph: (714) 835-5100 | Fax: (714) 835-5567

Orange | United Surgery Centers

Outpatient Procedures: Gastroenterology

1140 W. La Veta Ave., Ste 550, Orange, CA 92868

Ph: (714) 835-3636 | Fax: (714) 835-5567

Los Alamitos

Gastroenterology, Infusions, Clinical Research

3851 Katella Ave., Ste. 205, Los Alamitos, CA 90720

Ph: (562) 430-4449 | Fax: (562) 430-9911

Mission Viejo

Neurosurgery

26732 Crown Valley Pkwy., Ste. 541, Mission Viejo, CA 92691

Ph: (949) 388-7190 | Fax: (949) 388-7150

Mission Viejo | United Surgery Centers

Outpatient Procedures: Gastroenterology

26732 Crown Valley Pkwy., Ste. 241, Mission Viejo, CA 92691

Ph: (949) 364-2611 | Fax: (949) 364-0226

Mission Viejo

Gastroenterology

26732 Crown Valley Pkwy., Ste. 241, Mission Viejo, CA 92691

Ph: (949) 368-4172 | Fax: (949) 368-4165

Laguna Hills

Hematology & Oncology

24953 Paseo De Valencia, Laguna Hills, CA 92653

Ph: (949) 770-8168 | Fax: (949) 770-2991

Newport Beach | Cardiology & Pain Management

Cardiology & Pain Management

5020 Campus Dr., Ste. 200, Newport Beach, CA 92660

Ph: (949) 773-4135 | Fax: (949) 773-4518

Newport Beach | Dermatology

Now Open!

5010 Campus Dr, Ste. 120, Newport Beach, CA 92660

Ph: (949) 773-4784 | Fax: (949) 773-4505

Newport Beach | Plastic Surgery

About U Aesthetics Coming Soon!

400 Newport Center Dr., Ste. 100,  Newport Beach, CA 92660

Ph: (949) 760 – 0600 | Fx: (949) 760 – 9689

Newport Beach | Multi-Specialty

Executive Health, Orthopaedic Surgery & Urgent Care

20072 SW Birch St., Ste. 100, Newport Beach, CA 92660

Ph: (949) 757-1150 | Fax: (949) 757-1170

Brea | Cardiology

Cardiology

380 W. Central Ave., Ste. 310, Brea, CA 92821

Ph: (657) 286-2670 | Fax: (657) 286-2668

Laguna Hills | Gastroenterology

Gastroenterology

24411 Health Center Dr., Ste. 430, Laguna Hills, CA 92653

Ph: (949) 452-3933 | Fax: (949) 458-1291

Yorba Linda | Gastroenterology

Gastroenterology

16677 East Yorba Linda Blvd, Yorba Linda, CA 92886

Ph: (657) 866-3017 | Fax: (657) 363-5998

San Diego County

Some of our offices are multi-specialty. Please see below for the types of specialties offered at each location in San Diego County.

Encinitas | North Coast Health Center Bldg. A

Gastroenterology (Adult & Pediatric)

477 N. El Camino Real, Ste. A308, Encinitas, CA 92024

Ph: (760) 436-8881 | Fax: (760) 230-1092

Encinitas | United Surgery Centers

Outpatient Procedures & Surgeries: Gastroenterology, General & Colorectal Surgery, Pain Management & Urology

477 N. El Camino Real, Ste. A210, Encinitas, CA 92024

Ph: (760) 334-8805

Encinitas | North Coast Health Center Bldg. C

Allergy, Cardiology, General & Colorectal Surgery, Gastroenterology (Adult & Pediatric), Family Medicine, Gynecology, Hepatology, Neurosurgery, Pain Management, Sports Medicine, Urogynecology and Female Pelvic Health, Urology

477 N. El Camino Real, Ste. C204, Encinitas, CA 92024

Ph: (760) 230-2256 | Fax: (760) 452-2665
Colorectal Surgery Ph: (858) 207-3117  | Neurosurgery Ph: (858) 909-9033 | Neurosurgery Fax: (858) 429-4009

Encinitas | Orthopaedics

Orthopedic Surgery 

519 Encinitas Blvd., Ste. 106, Encinitas, CA 92024

Ph: (760) 704-8546 | Fax: (760) 704-8811

Orthopaedic Surgery Ph: (858)-526-3842

Encinitas | Allergy

Allergy & Immunology 

317 N. El Camino Real, Ste. 506, Encinitas, CA 92024

Ph: (760) 436-3988 | Fax: (760) 436-6521

Encinitas | United Medical Doctors Urgent Care

Urgent Care

519 Encinitas Blvd., Ste. 106, Encinitas, CA 92024

Ph: (760) 704-8546 | Fax: (760) 704-8811

Kearny Mesa

Orthopedic Surgery

3750 Convoy St., Ste. 201, San Diego, CA 92111

Ph: (858)-526-3842

La Jolla

Audiology, Cardiology, ENT, Gastroenterology (Adult & Pediatric), General & Colorectal Surgery, Hepatology & Neurosurgery

4150 Regents Park Row, Ste. 345, La Jolla, CA 92037

ENT Ph: (858) 926-7010 | Fax: (858) 926-7009
Colorectal Surgery Ph: (858) 207-3117 | Neurosurgery Ph: (858) 909-9033
ENT Fax: (858) 926-7011 | Neurosurgery Fax: (858) 429-4009
Cardiology & GI Ph: (760) 230-2256 | Cardiology & GI Fax: (760) 452-2665

Los Angeles County

Please see below for the types of specialties offered in Los Angeles County.

Northridge

Gastroenterology

18350 Roscoe Blvd., Ste. 702, Northridge, CA 91325

Ph: (818) 280-5961 | Fax: (818) 280-5983

Encino

Gastroenterology

5400 Balboa Blvd., Ste. 228, Encino, CA 91316

Ph: (747) 788-6227 | Fax: (747) 788-6228

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