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Allergy & Immunology Private Practices in Maine (3 Verified Groups) | Daniel Aragón

There are 3 physician-owned allergy & immunology practices in Maine, vetted against the NPPES NPI Registry. Hospital-employed, government, and academic positions are excluded.

The directory the hospitals will not show you.

Physician-Owned Allergy & Immunology Groups in Maine

Before you accept a hospital offer in Maine, see how many physician-owned allergy & immunology groups already exist. The answer is 5, and it changes everything you can ask for in negotiation.

Pre-med. Med school. Match. Step 1. Step 2. Boards. Every year there was a next page, and someone always handed it to you.

A physician who can see that there are 40 physician-owned allergy & immunology groups within 50 miles walks into a contract negotiation with completely different leverage than one who assumes the hospital is the only option. Non-compete radius, buy-in terms, tail coverage, all of it becomes more negotiable once you actually know what is around you. The Real Contract course walks you through every clause that matters.

NOT INCLUDED IN THIS DIRECTORY

Hospital-employed, government-operated, and academic positions are excluded. These are not independent private practices:

Hospital systems

  • Wabanaki tribal-health allergy and immunology delivery
  • Optum facility-URL
  • Trinity Health Mid-Atlantic location-URL

All 3 physician-owned allergy & immunology practices in Maine, by city

3practices listed
2cities in ME
0PE or corporate flagged
3with a website
3 practices listed

Northern Light Allergy and Immunology

Bangor, ME

NPPES Verified
Allergist

Patients seeking allergy & immunology care in Bangor, Maine can visit Northern Light Allergy and Immunology, an independent practice. Beyond allergy & immunology, the office offers allergy and immune system care. Employment and partnership inquiries can be directed to the practice via their website.

885 Union St Entrance C, Suite 245, Bangor, ME 04401

Shapero Paul A MD: Asthma Allergy & Immunology

Bangor, ME

NPPES Verified
Allergist

Offering allergy & immunology services in Bangor, Maine, Shapero Paul A MD: Asthma Allergy & Immunology operates outside of hospital employment. The practice also provides outpatient medical care and allergy and immune system care. Visit the practice website or call to discuss potential openings.

700 Mt Hope Ave Suite 430, Bangor, ME 04401

Cape ENT and Allergy - Ear Nose Throat Doctor Maine

South Portland, ME

NPPES Verified
Otolaryngology ClinicAllergistOtolaryngologist

Cape ENT and Allergy - Ear Nose Throat Doctor Maine delivers allergy & immunology medical services in South Portland, Maine under private ownership. The practice also provides allergy and immune system care and ear, nose, and throat care. Visit the practice website or call to discuss potential openings.

25 Long Creek Dr, South Portland, ME 04106

About this directory and the Maine allergy & immunology market

Every other milestone came with a checklist. This one did not.

Then you hit your last year of training and the structure ends. Someone wires you a stipend to come look at a hospital. Someone else sends an MSA with a non-compete you do not have time to read.

Nobody is telling you what other allergy & immunology practices exist in Maine, what the contract really says, or which lawyer to call. The senior people in your program signed without reading because they had no guide either. This directory is the first page of the map.

What other resources point to in Maine

I built this directory by starting with the NPPES NPI Registry, the federal database where every medical practice in the country has to register. From there, I filtered Maine's allergy & immunology listings down to practices that are genuinely physician-owned. That means no hospital-employed roles, no academic faculty positions, no corporate-acquired clinics. What you're looking at is 5 independent allergy & immunology practices across 2 cities in Maine.

Here's why I built this. When I was looking at private practice opportunities, I couldn't find a single resource that separated physician-owned practices from everything else. Job boards don't do it. Recruiter databases don't do it. So I built it from the NPPES registry. Whether you're finishing training, thinking about a lateral move, or exploring partnership-track positions in Maine, this gives you a filtered starting point that actually tells you who owns what.

The Maine allergy & immunology market in detail

Maine's physician-owned allergy & immunology directory lists 3 practice locations across 2 cities.

The PGY-Final-Year Path

What to do with this list.

Browsing 53,000+ practices is not the work. Translating that into a contract you understand and a lawyer who will read it with you is the work. Here is how.

1
See what is around you

You are already here. 3 physician-owned allergy & immunology groups in Maine, vetted against NPPES.

2
Read your contract

The Real Contract walks you through every clause that matters: non-compete, productivity, tail coverage, partnership track.

3
Hire the right lawyer

A vetted directory of physician-contract attorneys in Maine. The person on your side should be one who actually does this work.

The PGY-Final-Year Path.

Read what you are about to sign before you sign it.

Browse the Directory. Subscribe to the newsletter. Then go back into your contract with a different set of eyes.

“You are not unprepared. Nobody handed you the page that comes next.”

Daniel Aragón, MD, MBA

Frequently asked questions about allergy & immunology in Maine

How many Allergy & Immunology private practices are in Maine?

There are 3 physician-owned allergy & immunology private practices in Maine, verified against the NPPES NPI Registry. All are independently operated. Hospital-employed, government, corporate, and academic positions are excluded.

What does physician-owned mean?

A physician-owned practice is one where licensed physicians hold controlling ownership of the business entity. This is distinct from hospital employment, corporate medical groups, or private equity-backed practices where non-physician entities control the business.

What does the Corporate-Acquired or MSO-Affiliated flag mean?

The Corporate-Acquired flag means the practice was historically physician-owned but has since been acquired by a corporate entity such as Optum. The MSO-Affiliated flag means the practice uses a Management Services Organization for billing and administration while physicians retain practice-level ownership.

Allergy Testing and Immunotherapy Revenue in Maine

Maine's only physician-owned allergy & immunology practice in this directory is Allergy and Asthma Associates of Maine in Portland (4 physicians). Allergy and Asthma Associates of Maine (corporate-acquired) is PE-backed and carries a flag in the directory.

What is an NPPES-verified practice?

NPPES is the National Plan and Provider Enumeration System, a federal database maintained by CMS. Every practice in this directory has an active NPI record in NPPES, confirming it is a registered U.S. medical practice.

How does immunotherapy administration generate revenue in allergy-immunology private practice in Maine?

Allergen immunotherapy involves preparing individualized antigen extract sets (CPT 95165) and administering injection doses at scheduled intervals (CPT 95115, 95117). The practice bills both the preparation and the administration separately from E&M visits. A practice with 200 active immunotherapy patients receiving twice-weekly injections generates substantial injection administration revenue weekly. Biologics administration (dupilumab, omalizumab) through a buy-and-bill model adds additional drug margin revenue in commercial-payer-heavy markets.

How Physician-Owned Practices Compare

Physician-Owned Hospital-Employed Corporate / PE-Backed
Who controls the practicePhysiciansHealth systemNon-physician entity
Non-compete scopeNarrower, negotiableBroadVery broad
Partnership / buy-in pathCommonRareRare
Call schedule flexibilityHigherVariableLower
Productivity bonus upsideHighModerateModerate
Included in this directoryYesNoFlagged

Key Terms in Physician Contracts

MSO (Management Services Organization)
A non-physician entity that provides administrative infrastructure (billing, coding, EHR support, payer contracting) to physician-owned practices. MSO arrangements let physicians retain clinical and practice ownership while outsourcing back-office operations. Private equity commonly uses MSO structures to influence practice operations without technically owning the medical entity.
NPI (National Provider Identifier)
A unique 10-digit number assigned to every U.S. healthcare provider and organization by CMS. Individual physicians receive a Type 1 NPI; practice entities receive a Type 2 NPI. The NPI is used across all payers for billing and credentialing.
Restrictive Covenant
Any contractual clause that limits a physician's professional activities after leaving an employer. Non-compete clauses are the most common restrictive covenant, but the category also includes non-solicitation clauses (prohibiting contact with former patients or staff) and non-disparagement clauses.
Fair Market Value
The price at which a willing buyer and willing seller would agree to transact, with both parties having reasonable knowledge of the relevant facts. Physician compensation must meet fair market value to comply with federal anti-kickback and Stark Law requirements. Independent valuations are used for buy-in pricing, compensation benchmarking, and practice sales.
Collections-Based Compensation
A pay model in which a physician's income is tied directly to the revenue collected from their patient encounters. The physician typically receives a percentage of collections (40 to 55 percent is common) after overhead. This model rewards high-volume, high-acuity work but creates income variability.
Allergen Immunotherapy
A treatment that desensitizes patients to specific allergens through progressively increasing doses of allergen extract administered by injection (subcutaneous) or sublingual drops/tablets. Generates separate billing for extract preparation and injection administration in addition to E&M visits. A core revenue driver in allergy-immunology private practice.
Biologic Injection Administration
Office-based administration of biologic medications (dupilumab, omalizumab, mepolizumab, etc.) for asthma, atopic dermatitis, and chronic urticaria. When the practice purchases and administers the drug (buy-and-bill), both the drug cost and administration fee are billed to the payer, generating drug margin revenue.

This directory is maintained by Daniel Aragón, MD, MBA, a physician who just walked this path. All listings are pulled from the (CMS.gov), the federal database of all U.S. medical providers. Hospital-employed, corporate, and government-operated positions are excluded. Last updated: .

Built by a physician who just walked this path. Daniel Aragón, MD, MBA.