Allergist and Immunologist List in Maryland

Last updated: August 30, 2026

Maryland’s allergists and immunologists work across a mix of academic medical centers, hospital-affiliated practices, and independent clinics. For anyone doing outreach into this specialty — recruiters, medical device or pharma sales teams, CRO staffing, or professional associations — the challenge usually isn’t finding a name. It’s finding a working phone number or inbox that hasn’t changed in the last six months.

This page walks through why accurate contact data matters for this specialty, what makes it hard to maintain, and how a purchased contact list should be evaluated before you rely on it for a campaign.

Get an Allergist and Immunologist Contact List for Maryland from Heartbeat

Heartbeat.ai maintains contact data on licensed healthcare professionals across the United States, including allergists and immunologists in Maryland. You can filter by specialty, location, and other criteria to build a list matched to your outreach goals rather than working from a generic statewide roster.

The Maryland allergist and immunologist segment on Heartbeat covers subspecialties such as pediatric allergy, clinical immunology, food allergy, respiratory allergy, and environmental allergy, among others. Each record is checked against available licensing and professional data before it’s added to the platform.

To use it, you select the specialty and geography you need on the platform and export the contact records that match. If you’re planning a targeted campaign or trying to build out a professional network in the specialty, reach out to Heartbeat.ai to see whether a Maryland-specific list fits your use case.

Allergy and Immunology Care in Maryland: A Quick Overview

Maryland’s allergy and immunology providers range from solo practices to specialists affiliated with major academic institutions. Johns Hopkins’ Division of Allergy and Clinical Immunology is one of the more prominent programs in the state, with a stated focus on fostering basic, clinical and translational research alongside clinical care for allergic and immunologic disease. Johns Hopkins also runs a pediatric allergy and immunology program through its Children’s Center, and the division has trained fellows who went on to faculty positions at institutions including the University of Maryland.

Beyond the large academic systems, the state has a substantial number of independent and hospital-affiliated allergists serving both adult and pediatric patients. This mix of large institutional practices and smaller independent clinics is one reason contact data for this specialty needs regular upkeep — providers move between settings more often than you’d expect.

Why Accurate Contact Information Matters

Precise contact details serve a few distinct purposes depending on who’s using them:

• Patients and referring providers need a direct line to schedule appointments or follow up on care coordination.
• Recruiters rely on accurate numbers and emails to move candidates through a hiring process without losing time to bounced messages or disconnected lines.
• Sales and marketing teams promoting products or services relevant to allergy and immunology practice need to reach the right specialist, not a general practice line that never gets forwarded.
• Professional networking and referral relationships depend on being able to reconnect with a contact after a conference or introduction.

In each case, bad contact data doesn’t just waste time — it can also come across as unprofessional if you’re contacting a provider who left a practice months ago.

Why This Data Is Hard to Keep Current

A few factors make allergist and immunologist contact lists harder to maintain than they might appear:

• Provider mobility. Physicians switch hospitals, join or leave group practices, and relocate between cities more frequently than static directories reflect.
• Credential verification. Confirming that a listed provider is actively licensed and practicing in the specialty takes more than a name and address — it requires cross-checking against licensing boards.
• Fragmented sourcing. Contact details are often scattered across hospital directories, practice websites, and professional associations, none of which are updated on the same schedule.

Platforms that pull from multiple data sources and refresh records on an ongoing basis tend to hold up better than static lists exported once and never revisited. That said, no contact database is perfect — providers change roles constantly, and even frequently updated lists will contain some stale records. Building in a verification step before a large-scale campaign is still good practice.

What a Heartbeat Contact Record Includes

A Heartbeat.ai record for an allergist or immunologist typically includes the following fields, which you can filter and sort during list-building:

• Provider name
• Location
• Contact numbers (work, cell, mobile)
• Email address
• Specialization
• Years of experience
• Sole proprietor status
• Licensed states
• License number
• Fax
• Address

Allergist and Immunologist Contact Lists by State

Heartbeat.ai maintains allergist and immunologist contact lists for every state. Browse the full list below.

How This Data Gets Compiled

Heartbeat.ai builds its healthcare provider database by pulling from a range of official, private, and public sources, then cross-referencing that data to keep contact details current. For a specialty like allergy and immunology, that means checking practice affiliations, licensing status, and contact details on an ongoing basis rather than relying on a single static directory pull.

No database claims perfect accuracy, and providers change jobs, retire, or move practices constantly. A reasonable workflow is to treat any purchased list as a strong starting point, then verify the specific contacts most critical to your campaign — a key recruitment target or a high-value account — before committing significant outreach effort to them.

Who Uses This Kind of Contact List?

Allergist and immunologist contact data gets used by a fairly wide range of teams: healthcare recruiters filling open positions, medical device and pharma sales reps targeting specific specialties, marketing teams running provider-facing campaigns, association staff organizing conferences or CME events, and researchers recruiting sites for clinical studies. The common thread is a need to reach a specific type of specialist directly, rather than going through a general hospital switchboard.

Getting More Out of a Contact List

A few practical habits improve results with this kind of data:

• Segment before you send. A pediatric allergist and an adult clinical immunologist have different interests — treat them as separate audiences rather than blasting the same message to both.
• Keep messages short and specific. Physicians have limited time between patients; a clear, concise ask performs better than a long pitch.
• Refresh your list periodically. Even a well-maintained database will have some turnover every few months — plan for periodic re-verification rather than treating a list as permanent.
• Follow standard outreach and privacy practices. Use professional language and respect any opt-out requests promptly.

Bottom Line

Finding allergists and immunologists in Maryland isn’t difficult — finding ones you can actually reach, with a working number or current email, is the harder part. A contact database that’s actively maintained and lets you filter by specialty and location saves time compared to manually assembling and verifying a list from scattered directories.

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Frequently Asked Questions

How can I find a list of allergists and immunologists in Maryland?

You can search hospital and practice directories, check with an insurance provider for in-network specialists, ask for referrals from a primary care physician, or use a healthcare contact database that lets you filter by specialty and state.

What services do allergists and immunologists in Maryland typically offer?

Allergists and immunologists diagnose and manage allergies, asthma, and immune system disorders. Many also perform allergy testing, prescribe medications, and administer immunotherapy.

Are there specialized allergists and immunologists for children in Maryland?

Yes. Several Maryland institutions, including academic medical centers, run dedicated pediatric allergy and immunology programs alongside their adult practices.