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Internal Medicine Providers in Fountain Valley, CA

Browse 90 verified Internal Medicine providers practicing in Fountain Valley, California.

90 Healthcare Providers
Showing 41–60 of 90 providers
Sorted by Name (A-Z)

Dr. Brandon B Khaw , MD

Internal Medicine

Active NPI Status
11420 Warner Ave, Fountain Valley, CA 927082529
Phone: 7145491300
NPI Identifier 1568453637
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Dr. Lalita M. Komanapalli , MD

Internal Medicine

Active NPI Status ✓ Accepts Medicare Assignment Telehealth Services Available
18785 Brookhurst St., Suite 200, Fountain Valley, CA 92708
Phone: 7143785330
NPI Identifier 1578560884
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Dr. Jacob Koopman , DO

Internal Medicine

Active NPI Status ✓ Accepts Medicare Assignment
17360 Brookhurst St, Fountain Valley, CA 927083720
Phone: 7146651797
NPI Identifier 1942798061
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Dr. Su Yong Kuo , MD

Internal Medicine

Active NPI Status ✓ Accepts Medicare Assignment
11100 Warner Ave, #154, Fountain Valley, CA 92708
Phone: 7145459110
NPI Identifier 1861569436
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Dr. Nathan Kwong , MD

Internal Medicine

Active NPI Status ✓ Accepts Medicare Assignment
17360 Brookhurst Street, Fountain Valley, CA 92708
Phone: 7146651797
NPI Identifier 1437654340
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Dr. Truong-Sinh Leduc , MD

Internal Medicine

Active NPI Status ✓ Accepts Medicare Assignment
11160 Warner Ave, Suite 101, Fountain Valley, CA 927084010
Phone: 7145400105
NPI Identifier 1457430886
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Dr. Barbara M. Lever , MD

Internal Medicine

Active NPI Status
9930 Talbert Ave., Fountain Valley, CA 92708
Phone: 7149646229
NPI Identifier 1083611230
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Dr. Melanie Lin , MD

Internal Medicine

Active NPI Status
9930 Talbert Ave, Fountain Valley, CA 927085153
Phone: 7143786307
NPI Identifier 1780857235
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Dr. Victor Shikang Lin , MD

Internal Medicine

Active NPI Status ✓ Accepts Medicare Assignment
9900 Talbert Ave Ste 302, Fountain Valley, CA 927085153
Phone: 7149652500
NPI Identifier 1871034033
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Dr. Eddie Ly , MD

Internal Medicine

Active NPI Status ✓ Accepts Medicare Assignment
17360 Brookhurst St, Fountain Valley, CA 927083720
Phone: 7146651797
NPI Identifier 1134650922
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Dr. Vinod Malhotra , MD

Internal Medicine

Notice of NPI Deactivation & Inactive Practice Status

⚠️ Deactivated NPI: April 23, 2026
11100 Warner Ave, Suite 268, Fountain Valley, CA 927087512
Phone: 7145409911
NPI Identifier 1366500514
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Georgina Adela Marquez , DVM

Internal Medicine

Active NPI Status
18300 Euclid St, Fountain Valley, CA 927086114
Phone: 7142419001
NPI Identifier 1194246934
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Dr. Jack K Middlebrooks , MD

Internal Medicine

Active NPI Status ✓ Accepts Medicare Assignment
9900 Talbert Ave, Suite 302, Fountain Valley, CA 927085153
Phone: 7149652500
NPI Identifier 1497786008
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Dr. Sina Jalali Milani , MD

Internal Medicine

Active NPI Status ✓ Accepts Medicare Assignment Telehealth Services Available
16333 Harbor Blvd, Fountain Valley, CA 927081311
Phone: 7145491300
NPI Identifier 1558771188
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Dr. Mahmood Mirbagheri , MD

Internal Medicine

Active NPI Status ✓ Accepts Medicare Assignment
17360 Brookhurst St, Fountain Valley, CA 927083720
Phone: 7146651797
NPI Identifier 1952300261
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Dr. Minsen Mok , MD

Internal Medicine

Active NPI Status
11100 Warner Ave Ste 104, Fountain Valley, CA 927087500
Phone: 7143066104
NPI Identifier 1417059916
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Dr. Kimberly Lyn Motta , MD

Internal Medicine

Active NPI Status ✓ Accepts Medicare Assignment
17360 Brookhurst St, Fountain Valley, CA 927083720
Phone: 7146651797
NPI Identifier 1770672123
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Dr. Hoang Tran Nguyen , MD

Internal Medicine

Active NPI Status Telehealth Services Available
16040 Harbor Blvd, Ste. G, Fountain Valley, CA 927081327
Phone: 7145317930
NPI Identifier 1457329179
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Dr. Mai Phuong Thi Nguyen , MD

Internal Medicine

Active NPI Status
16027 Brookhurst St # I-110, Fountain Valley, CA 927081551
Phone: 8445278620
NPI Identifier 1265450266
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Dr. Nguyen Thanh Nguyen , MD

Internal Medicine

Active NPI Status ✓ Accepts Medicare Assignment
17360 Brookhurst St, Fountain Valley, CA 92708
Phone: 7146651797
NPI Identifier 1447661889
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