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© 2026 NPI Telehealth

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Informational purposes only — not medical advice. Always consult a professional. Data updated weekly. Read full disclaimer.

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Online Allergy And Immunologists | Telehealth & Virtual Visits | NPI Telehealth | NPI Telehealth
SPECIALTY DISCOVERY ACTIVE 2026

Allergy & Immunology.

Find and book verified Allergy & Immunology specialists. Access NPI credentials, office locations, and virtual care availability.

VERIFIED SPECIALISTS

Active medical practitioners in Allergy & Immunology clinical focus.

832 ENTRIES FOUND
NPI: 1447461108
VIRTUAL ACTIVE

Margaret Hollister Sigman

Allergy & Immunology

CREDENTIALS VERIFIED 2026
Midlothian, VA
OFFICIAL REGISTRY DATA
19+ Years Exp.
ACCESS PROFILE
NPI: 1447456413
VIRTUAL ACTIVE

AHILA SUBRAMANIAN, M.D., M.P.H.

Allergy & Immunology

CREDENTIALS VERIFIED 2026
CLEVELAND, OH
UNIVERSITY OF CINCINNATI COLLEGE OF MEDICINE (2007)
19+ Years Exp.
ACCESS PROFILE
NPI: 1447376454
VIRTUAL ACTIVE

Raffi Tachdjian, M.D.

Allergy & Immunology

CREDENTIALS VERIFIED 2026
Santa Monica, CA
MOREHOUSE SCHOOL OF MEDICINE (2001)
19+ Years Exp.
ACCESS PROFILE
NPI: 1447364237
VIRTUAL ACTIVE

SARA J UEKERT, MD

Allergy & Immunology

CREDENTIALS VERIFIED 2026
GRAND RAPIDS, MI
WAYNE STATE UNIVERSITY SCHOOL OF MEDICINE (2000)
20+ Years Exp.
ACCESS PROFILE
NPI: 1447360086
VIRTUAL ACTIVE

Jonathan Corren, MD

Allergy & Immunology

CREDENTIALS VERIFIED 2026
Los Angeles, CA
UNIVERSITY OF CALIFORNIA, SAN DIEGO SCHOOL OF MEDICINE (1979)
20+ Years Exp.
ACCESS PROFILE
NPI: 1447254784
VIRTUAL ACTIVE

Jose Venzor, M.D.

Allergy & Immunology

CREDENTIALS VERIFIED 2026
El Paso, TX
UT Health San Antonio Joe R. and Teresa Lozano Long School of Medicine (1991)
21+ Years Exp.
ACCESS PROFILE
NPI: 1437492147
VIRTUAL ACTIVE

Jenna Thuc-Uyen Nguyen, MD

Allergy & Immunology

CREDENTIALS VERIFIED 2026
Menlo Park, CA
David Geffen School of Medicine at UCLA (2013)
13+ Years Exp.
ACCESS PROFILE
NPI: 1437442308
VIRTUAL ACTIVE

KRISTEN M. WALTERS, MD

Allergy & Immunology

CREDENTIALS VERIFIED 2026
ALISO VIEJO, CA
MICHIGAN STATE UNIVERSITY COLLEGE OF HUMAN MEDICINE (2011)
15+ Years Exp.
ACCESS PROFILE
NPI: 1437379369
VIRTUAL ACTIVE

NILADRI AICHBHAUMIK, MD

Allergy & Immunology

CREDENTIALS VERIFIED 2026
SAINT PAUL, MN
WAYNE STATE UNIVERSITY SCHOOL OF MEDICINE (2001)
19+ Years Exp.
ACCESS PROFILE
NPI: 1437362993
VIRTUAL ACTIVE

Caroline Anne Mcfadden, M.D.

Allergy & Immunology

CREDENTIALS VERIFIED 2026
Somerville, MA
OFFICIAL REGISTRY DATA
19+ Years Exp.
ACCESS PROFILE
NPI: 1437274701
VIRTUAL ACTIVE

Samridhi Narula Nallamshetty, M.D.

Allergy & Immunology

CREDENTIALS VERIFIED 2026
Wesley Chapel, FL
Sidney Kimmel Medical College at Thomas Jefferson University (2002)
19+ Years Exp.
ACCESS PROFILE
NPI: 1437218690
VIRTUAL ACTIVE

Stephen Marc Canfield, M.D.

Allergy & Immunology

CREDENTIALS VERIFIED 2026
New York, NY
Columbia University Vagelos College of Physicians and Surgeons (1992)
20+ Years Exp.
ACCESS PROFILE
NPI: 1437142551
VIRTUAL ACTIVE

Christopher Cronin Randolph, M.D.

Allergy & Immunology

CREDENTIALS VERIFIED 2026
Waterbury, CT
UNIVERSITY OF ROCHESTER SCHOOL OF MEDICINE AND DENTISTRY (1980)
21+ Years Exp.
ACCESS PROFILE
NPI: 1437115888
VIRTUAL ACTIVE

John F. Villacis, MD

Allergy & Immunology

CREDENTIALS VERIFIED 2026
Austin, TX
Texas Tech University Health Sciences Center School of Medicine (1999)
20+ Years Exp.
ACCESS PROFILE
NPI: 1437104544
VIRTUAL ACTIVE

Michelle Marie Montalbano, M.D.

Allergy & Immunology

CREDENTIALS VERIFIED 2026
Silverdale, WA
University of Oklahoma College of Medicine (1998)
20+ Years Exp.
ACCESS PROFILE
NPI: 1427494202
VIRTUAL ACTIVE

Marissa A. Love, MD

Allergy & Immunology

CREDENTIALS VERIFIED 2026
Kansas City, KS
OFFICIAL REGISTRY DATA
13+ Years Exp.
ACCESS PROFILE
NPI: 1427342906
VIRTUAL ACTIVE

Evan Li, M.D.

Allergy & Immunology

CREDENTIALS VERIFIED 2026
Houston, TX
OFFICIAL REGISTRY DATA
15+ Years Exp.
ACCESS PROFILE
NPI: 1427317130
VIRTUAL ACTIVE

Ryan Steele, DO

Allergy & Immunology

CREDENTIALS VERIFIED 2026
New Haven, CT
New York Institute of Technology College of Osteopathic Medicine (2010)
14+ Years Exp.
ACCESS PROFILE
NPI: 1427039478
VIRTUAL ACTIVE

Maria Castells, MD

Allergy & Immunology

CREDENTIALS VERIFIED 2026
Gardner, MA
OFFICIAL REGISTRY DATA
21+ Years Exp.
ACCESS PROFILE
NPI: 1417984956
VIRTUAL ACTIVE

Stephen Tilles, M.D.

Allergy & Immunology

CREDENTIALS VERIFIED 2026
Seattle, WA
UNIVERSITY OF CALIFORNIA, SAN DIEGO SCHOOL OF MEDICINE (1990)
20+ Years Exp.
ACCESS PROFILE
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Why Choose a Verified Allergy & Immunology Specialist?

Selecting a Allergy & Immunology is a personal decision that impacts your long-term health. Whether you are seeking treatment for a specific condition or looking for a second opinion, we provide access to a verified list of practicing specialists.

We recommend reviewing clinical background, years of practice, and verified patient experiences before scheduling your visit. Many Allergy & Immunologys now offer telehealth services, allowing you to receive expert medical advice from the comfort of your home.

Institutional Data Integrity

Every provider on NPI Telehealth is verified against the National Plan and Provider Enumeration System (NPPES). We ensure that you connect with licensed, active professionals who meet federal clinical standards.

100% VERIFIED CREDENTIALS
REAL-TIME REGISTRY UPDATES