Physician Profile
Joshua N. Aaron, MD is a healthcare provider in Elkton, MD specializing in pulmonary disease. Joshua trained at University of Connecticut School of Medicine, graduating in 1989. Joshua is also listed as specializing in internal medicine, critical care medicine, and sleep medicine. Medicare claims data shows Joshua provided 5,312 services to 3,989 patients. The services billed most often include established patient office or other outpatient visit with high level of medical decision making, if using time, 40 minutes or more, test to examine how well the lungs exchange gases, and test to determine lung volumes using sensors.
Summarised automatically from public NPI registry and CMS Medicare data. Not written or reviewed by this provider. Claim this profile to replace it — free, and no identity document with a practice or institutional email.
License numbers are what the provider reported to NPPES when the NPI was issued or updated. NPPES does not verify licensure; confirm current standing with the state licensing board.
Exactly as CMS reports it (National Downloadable File, Opt-Out Affidavits, Order & Referring). Not an insurance directory; confirm coverage with the office.
216 E PULASKI HWY SUITE 235
Elkton, MD 21921
1562 Opossumtown Pike
Frederick, MD 21702
3430 Worthington Blvd
Frederick, MD 21704
194 Thomas Johnson Dr
Frederick, MD 21702
7211 Bank Ct
Frederick, MD 21703
12500 Willowbrook Rd
Cumberland, MD 21502
12502 Willowbrook Rd
Cumberland, MD 21502
75 Thomas Johnson Dr
Frederick, MD 21702
504 E Ridgeville Blvd
Mount Airy, MD 21771
501 W 7th St
Frederick, MD 21701
Within Pulmonary Disease generally. Availability varies by clinician, training and location — this profile has not been claimed, so nothing here is a personal claim by the provider.
Most searched conditions
Airway disorders
Blood vessel disorders
Critical care
Diagnostic findings
Environmental lung diseases
Genetic conditions
Infections
Inflammatory conditions
Lung growths
Occupational & environmental
Pleural disorders
Post-infection conditions
Sleep disorders
Structural lung conditions
Symptoms
Most searched procedures
Airway care
Airway management
Biopsies
Biopsies & diagnostics
Breathing tests
Cancer diagnostic procedures
Consultations
Counseling & prevention
Critical care
Diagnostic procedures
Drainage care
Imaging
Interventional procedures
Lab tests
Lung tests
Medications
Monitoring
Pleural procedures
Procedures
Rehabilitation
Screening
Sleep equipment
Sleep medicine
Sleep treatments
Specialist evaluations
Specialized testing
Treatments
5,312 services · 3,989 patients · 20 distinct codes
| Procedure | Type | Code | Services | Compared with peers |
|---|---|---|---|---|
| Test to examine how well the lungs exchange gases | Treatment | 94729 |
405 | More than most peers in Pulmonary Disease |
| Test to determine lung volumes using sensors | Treatment | 94726 |
405 | More than most peers in Pulmonary Disease |
| Test to measure expiratory airflow and volume changes before and after medication administration | Treatment | 94060 |
405 | More than most peers in Pulmonary Disease |
| Test to measure largest amount of air breathed in an out | Treatment | 94200 |
403 | More than most peers in Pulmonary Disease |
| Evaluation of use of breathing device | Treatment | 94664 |
402 | More than most peers in Pulmonary Disease |
| Test to measure expiratory airflow and volume | Treatment | 94010 |
371 | More than most peers in Pulmonary Disease |
| Test for exercise-induced lung stress | Treatment | 94618 |
129 | More than most peers in Pulmonary Disease |
| Sleep study in sleep lab (6 years or older) | Treatment | 95810 |
74 | More often than most peers in Pulmonary Disease |
| Sleep study in sleep lab with continuous airway pressure (6 years or older) | Treatment | 95811 |
67 | More often than most peers in Pulmonary Disease |
| Therapy procedure using a positive pressure ventilator | Treatment | 94660 |
30 | As often as other peers in Pulmonary Disease |
Source: CMS Medicare public data. Shows how often procedures were billed — not quality of care or patient satisfaction.
Dr. Aaron is a lung specialist in Elkton, MD. That is the designation recorded for this NPI in the federal registry, where it is listed as “Pulmonary Disease”.
NPI registry
Dr. Aaron is listed at 216 E Pulaski Hwy Suite 235, Elkton, MD 21921. Addresses come from the NPI registry and can lag a move, so confirm before travelling.
NPI registry
The number on file is (410) 620-1984. Guide.md cannot book appointments or pass on messages — please call the office directly.
NPI registry
Dr. Aaron's National Provider Identifier is 1396703351. It is issued by the Centers for Medicare & Medicaid Services and is unique and permanent — it does not change if they move practice.
NPI registry
Dr. Aaron attended University of Connecticut School of Medicine, graduating in 1989. This comes from the CMS National Downloadable File.
CMS public data
Dr. Aaron has 37 years experience. Calculated from a graduation year of 1989, reported in the CMS National Downloadable File.
CMS public data
According to Medicare billing data, Dr. Aaron provides treatments such as test to examine how well the lungs exchange gases and test to determine lung volumes using sensors, alongside routine visits and testing. This reflects Medicare patients only and is billing volume, not a measure of quality.
Medicare claims
Not yet. This profile is built from public federal data and has not been confirmed by Dr. Aaron. If this is you, claiming it is free.
Guide.md
Provider data sourced from the NPPES NPI Registry and CMS public datasets. Information is provided for reference and is not medical advice.