What is Maria Castells's background?

Dr. Castells has over 47 years of experience in allergy & immunology. Dr. Castells operates an independent practice.

Does Maria Castells take Medicare?

Dr. Castells has a Medicare provider ID. Contact the office to confirm enrollment and other coverage.

How do I reach Maria Castells's office?

358 Elm St, Gardner, MA 01440. Phone: (603) 432-9513. Virtual visits are also available for patients who prefer remote care.

How does a virtual visit with Dr. Castells work?

Dr. Castells's office sends a secure video link before your appointment. You can join from any device with a camera — phone, tablet, or laptop. Most visits take 15–30 minutes. See the telehealth section above for what to prepare.

Maria Castells, MD

Allergy & Immunology

(603) 432-9513Gardner, MA

Telehealth Available

NPI Active per CMS — Q2 2026

Telehealth Available NPI Active per CMS — Q2 2026

Maria Castells, MD has practiced allergy & immunology for 47+ years, working in independent practice. With 47+ years of experience, she has been practicing in the Gardner area.

1 of 39 Allergy & Immunology providers in MASee all Allergy & Immunology in Gardner|47+ years experience|NPI since 2005

Data updated 2019-12-09 on CMS NPPES

Contact & Location

Practice Location

358 Elm St, Gardner, MA 01440-3926

(603) 432-9513

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Background & Specialty

Education, training, and specialty classification from CMS NPPES and Medicare records.

Allergy & ImmunologyAllopathic & Osteopathic Physicians

Allergist/Immunologist

Taxonomy: 207K00000X

Virtual Allergy & Immunology Care With Maria Castells

NPPES records indicate this provider offers telehealth services. Contact the office to confirm availability and scheduling.

Schedule a virtual visit with Maria Castells for follow-ups, medication reviews, and ongoing care — no travel to Gardner required. The office sends a secure video link before your appointment. Most visits take 15–30 minutes.

Frequently Asked Questions

Common questions about Maria Castells

NPI records show Dr. Castells as active with telehealth listed in Gardner, MA. Note: NPI status alone doesn't confirm open availability — always call ahead. Phone: (603) 432-9513.

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Medical Disclaimer: NPI Telehealth is a provider directory for informational purposes only. This page does not constitute medical advice, diagnosis, or treatment recommendations. Provider data is sourced from the CMS NPPES federal registry and public Medicare datasets. NPI Telehealth does not verify clinical qualifications beyond federal records. Data may not reflect real-time availability — always contact the provider's office directly to confirm details before seeking care.

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