Allergists in California
Data updated monthly · Last refresh October 2026
447 Allergy & Immunology providers practice in California, including 144 (32%) offering telehealth. The largest concentration is in San Diego. Profiles include federal Open Payments records of money received from drug and device companies in 2025. Listings are drawn from federal public records and are not endorsements.
447providers
144telehealth
San Diegotop city
Allergy & Immunology by city in California
Choose a city to see providers there.
Where Allergists in California practice
From CMS Medicare enrollment records covering 276 of the 447 providers listed here (62%). Providers who do not bill Medicare are not included in these figures.
29%solo or small practice (under 10 clinicians)
17%mid-size group (10 to 99)
54%large group or health system (100+)
Largest practice groups
| Group (as registered with Medicare) | Allergists | All clinicians in group | Main city |
| Southern California Permanente Medical Group | 21 | 11,250 | Los Angeles |
| Permanente Medical Group Inc. | 15 | 10,928 | Stockton |
| Sutter Bay Medical Foundation | 14 | 3,783 | Mountain View |
| The Regents of the University of California | 10 | 1,426 | Santa Monica |
| Modena Allergy and Asthma Inc.. | 10 | 25 | La Jolla |
Hospitals where they hold privileges
| Hospital | City | Ownership | CMS star rating | Allergists affiliated |
| Stanford Health Care | Stanford | Nonprofit | 5 of 5 | 15 |
| Santa Monica - UCLA Med Ctr & Orthopaedic Hospital | Santa Monica | Nonprofit | 5 of 5 | 10 |
| Hoag Memorial Hospital Presbyterian | Newport Beach | Nonprofit | 5 of 5 | 8 |
| Ronald Reagan UCLA Medical Center | Los Angeles | Government | 4 of 5 | 8 |
| Uci Health-Orange | Orange | Government | 4 of 5 | 8 |
Sources: CMS Doctors and Clinicians (August 2026) and Facility Affiliation files (August 2026); hospital ownership type and overall star rating from CMS Hospital General Information (July 2026). A clinician in several groups is counted once, in the largest group they bill through. Ownership type is what the hospital reports to CMS; it does not show private equity or other investor ownership. How we build this directory.
Allergy & Immunology providers in California
Listed by city, largest first. Payment figures come from the federal Open Payments program, which requires drug and device companies to report what they pay physicians for consulting, speaking, meals, travel and royalties. A disclosed payment is a financial relationship, not evidence of wrongdoing, and many totals reflect a single meal. Figures cover calendar year 2025.
Dr. Stuart Min, MDAlhambra, CA · No drug or device payments recorded (2025) ·
(626) 282-2829 Dr. Kristen Walters, MDAliso Viejo, CA · $1,288 in drug and device payments (2025) · Telehealth ·
(949) 287-4900 Dr. Myra Thompson-bull, L.AC.Alpine, CA · No drug or device payments recorded (2025) ·
(619) 445-3167 Dr. Maheshkumar Vyas, M.D.Anaheim, CA · $435 in drug and device payments (2025) ·
(714) 974-0100 Dr. Raffaele Davidovich, MDAnaheim, CA · No drug or device payments recorded (2025) ·
(714) 995-1000 Dr. Michael Miller, MDAntioch, CA · No drug or device payments recorded (2025) ·
(925) 779-5000 Dr. Timothy Pham, MDArcadia, CA · $841 in drug and device payments (2025) ·
(626) 461-0360 Dr. Eugene Tsai, MDArtesia, CA · $375 in drug and device payments (2025) · Telehealth ·
(562) 865-2402 Dr. Manjul Dixit, MDAtherton, CA · No drug or device payments recorded (2025) ·
(650) 556-9577 Dr. Eric Boren, MDBakersfield, CA · $2,245 in drug and device payments (2025) ·
(661) 327-9693 Dr. Glenn Singer, M.D.Bakersfield, CA · $69 in drug and device payments (2025) ·
(661) 716-7100 Dr. Tonny Tanus, MDBakersfield, CA · $8,825 in drug and device payments (2025) ·
(661) 327-9693 Dr. Amar Dixit, M.D.Beaumont, CA · $164,963 in drug and device payments (2025) ·
(951) 845-0313 Dr. Marc Baskin, M.D.Bellflower, CA · $1,481 in drug and device payments (2025) ·
(562) 920-1692 Dr. James Nickelsen, M.D.Berkeley, CA · No drug or device payments recorded (2025) ·
(510) 644-2316 Dr. Katherine Gilbert, M.D.Berkeley, CA · $1,817 in drug and device payments (2025) · Telehealth ·
(510) 644-2316 Dr. Myngoc Nguyen, MDBerkeley, CA · $1,056 in drug and device payments (2025) · Telehealth ·
(510) 644-2316 Dr. Nataliya Kushnir, M.D.Berkeley, CA · $58 in drug and device payments (2025) ·
(925) 270-5119 Dr. Alan Khadavi, MDBeverly Hills, CA · $3,136 in drug and device payments (2025) ·
(310) 282-8822 Dr. Marilyn Li, MDBeverly Hills, CA · $4,267 in drug and device payments (2025) · Telehealth ·
(310) 423-3040 Dr. Yasamin Ghiasi, MDBeverly Hills, CA · $1,884 in drug and device payments (2025) · Telehealth ·
(310) 855-7002 Dr. Bernard Feigenbaum, M.D.Brentwood, CA · $31 in drug and device payments (2025) ·
(415) 362-5443 Dr. Krikor Manoukian, M.D.Burbank, CA · $1,561 in drug and device payments (2025) · Telehealth ·
(818) 561-4533 Dr. Yan Yan, M.D.Burlingame, CA · $1,467 in drug and device payments (2025) · Telehealth ·
(650) 651-3668 Dr. Cristina Porch-curren, M.D.Camarillo, CA · $4,407 in drug and device payments (2025) · Telehealth ·
(805) 482-8989 Dr. Mary Gianos, MDCamarillo, CA · $20 in drug and device payments (2025) ·
(805) 482-5518 Dr. David Naimi, DOCamp Pendleton, CA · $192 in drug and device payments (2025) ·
(760) 719-4061 Dr. Binita Mandal, MDCarmichael, CA · No drug or device payments recorded (2025) · Telehealth ·
(916) 536-3670 Dr. Christian Issels, N.D.Carpinteria, CA · No drug or device payments recorded (2025) ·
(805) 666-2126 Dr. Gary Incaudo, MDChico, CA · No drug or device payments recorded (2025) ·
(530) 896-2200 Dr. Lenore Wooding, MDChico, CA · No drug or device payments recorded (2025) ·
(530) 893-9244 Dr. Kaleyathodi Bhat, MDConcord, CA · $304 in drug and device payments (2025) · Telehealth ·
(925) 685-4224 Dr. Denis Yoshii, D.O.Costa Mesa, CA · $1,182 in drug and device payments (2025) ·
(714) 549-0301 Dr. Gil Magpantay, MDDavis, CA · $355 in drug and device payments (2025) · Telehealth ·
(530) 792-2820 Dr. Ronald Brown, M.D.Davis, CA · No drug or device payments recorded (2025) ·
(530) 792-2820 Dr. Charles Jaffe, MD, PHDDel Mar, CA · No drug or device payments recorded (2025) ·
(858) 720-8200 Dr. Raymond Hong, M.D.Dublin, CA · $3,101 in drug and device payments (2025) · Telehealth ·
(510) 498-2350 Dr. Sumana Reddy, MDEl Cajon, CA · No drug or device payments recorded (2025) ·
(619) 662-4100 Dr. Allan Au, MDElk Grove, CA · No drug or device payments recorded (2025) ·
(916) 686-8170 Dr. Mark Grijnsztein, M.D.Elk Grove, CA · No drug or device payments recorded (2025) · Telehealth ·
(916) 478-6555 Dr. Ronald Moss, MDEncinitas, CA · No drug or device payments recorded (2025) ·
(760) 436-6404 Dr. Danica Schulte, MDEncino, CA · $3,218 in drug and device payments (2025) · Telehealth ·
(818) 990-9155 Dr. Arman Pirzad, MDEureka, CA · $448 in drug and device payments (2025) · Telehealth ·
(707) 269-9549 Dr. James Pugely, MDEureka, CA · No drug or device payments recorded (2025) ·
(707) 269-9549 Dr. Madeleine Ramos, MDEureka, CA · $708 in drug and device payments (2025) · Telehealth ·
(707) 269-9549 Dr. Joseph Marino, M.D.Fair Oaks, CA · No drug or device payments recorded (2025) ·
(916) 962-3112 Dr. Sandy Jung-wu, MDFontana, CA · No drug or device payments recorded (2025) ·
(909) 427-6498 Dr. Christine Panganiban, MD, MSFoothill Ranch, CA · $1,012 in drug and device payments (2025) · Telehealth ·
(949) 791-3202 Dr. Ellen Reich, MDFountain Valley, CA · $184 in drug and device payments (2025) ·
(714) 549-9330 Dr. Yana Samarasena, MDFountain Valley, CA · No drug or device payments recorded (2025) ·
(714) 241-1777 Conditions Allergy & Immunology providers in California commonly treat
Patients often search by condition rather than specialty. These are conditions typically managed by Allergy & Immunology providers. Individual practices vary, so confirm with the provider before booking.
- Seasonal allergies
- Food allergies
- Asthma
- Eczema
- Chronic hives
Common questions
How many Allergy & Immunology providers are in California?There are 447 Allergy & Immunology providers with active NPI records practicing in California, according to federal NPPES data refreshed monthly.
Do Allergy & Immunology providers in California offer telehealth?Yes. 144 of the 447 Allergy & Immunology providers in California (about 32%) report offering telehealth services in CMS data.
Which cities in California have the most Allergy & Immunology providers?San Diego (48), Los Angeles (36), San Francisco (15) have the highest concentration of Allergy & Immunology providers in California.
How many Allergy & Immunology providers in California received drug or device company payments?265 of 447 Allergy & Immunology providers in California (59%) received at least one payment from a drug or device company in 2025, according to the federal Open Payments program.
What conditions do Allergy & Immunology providers in California treat?Allergy & Immunology providers commonly treat seasonal allergies, food allergies, asthma, eczema, chronic hives and related conditions. Individual practices vary, so confirm with the provider before booking.
Where does this data come from?Provider counts and profiles come from the federal NPPES registry and CMS Doctors and Clinicians files. Payment figures come from the CMS Open Payments program for calendar year 2025. The directory refreshes monthly.
Do most Allergists in California work in independent practices or large health systems?Among 276 Allergists in California enrolled in Medicare, 29% bill through a solo or small practice with fewer than 10 clinicians, 17% through a mid-size group of 10 to 99, and 54% through a large group or health system with 100 or more clinicians, according to CMS enrollment records.
Which hospitals do Allergists in California work at?According to CMS facility affiliation records, the California hospitals where the most Allergists hold privileges are Stanford Health Care in Stanford; Santa Monica - UCLA Med Ctr & Orthopaedic Hospital in Santa Monica; Hoag Memorial Hospital Presbyterian in Newport Beach.
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