28 Years of Experience
Accepting patients
Affiliated with a Castle Connolly Top Hospital
Who is Dr. Callahan, Anesthesiologist in Chestertown, MD?
Dr. Patrick Callahan, MD is an Anesthesiologist, who primarily practices in Chestertown, MD with 1 additional practice location. He has been practicing for over 28 years and is board certified. Dr. Callahan graduated from Eastern Virginia Medical School and completed his residency at Johns Hopkins Univ Sch Med, Anesthesiology; Univ Of Md Med Sys, Internal Medicine. Dr. Callahan is fluent in English, and is currently seeing new patients. Dr. Callahan’s practice accepts Medicare, UnitedHealthcare and other major insurance plans. To book an appointment or to confirm insurance options, please call Dr. Callahan’s office at (410) 778-3300.
Where did Dr. Callahan go to medical school and complete their residency?
Residency: Johns Hopkins Univ Sch Med, Anesthesiology; Univ Of Md Med Sys, Internal Medicine | Johns Hopkins Bloomberg School of Public Health Program A
Medical School: Eastern Virginia Medical School
Is Dr. Callahan board certified as an Anesthesiologist?
Yes, Dr. Patrick Callahan, MD is board certified by the American Board of Anesthesiology
What languages does Dr. Callahan speak?
Dr. Callahan and their clinical team can communicate with patients in the following languages:
English
What conditions does Dr. Callahan treat?
As an Anesthesiologist, Dr. Callahan diagnoses, treats, and manages a wide range of conditions. This condition information is derived from anonymized insurance claims and highlights the medical conditions most commonly treated by Dr. Callahan. It provides insight into the doctor’s areas of experience and expertise based on real-world patient encounters from the past two years, updated quarterly.
Also known as:
- Lower Back Spondylosis
- Neck Spondylosis
- Mid-Back Spondylosis
- Spine Injuries and Disorder
- Neck Injuries and Disorder
- Lumbar Spondylosis
- Lower Back Arthritis
- Degenerative Lumbar Spine Disease
- Cervical Spondylosis
- Neck Arthritis
- Degenerative Neck Disease
- Thoracic Spondylosis
- Mid-Back Arthritis
- Degenerative Thoracic Spine Disease
ICD-10 Codes:
- M47816: Spondylosis without myelopathy or radiculopathy, lumbar region
- M47812: Spondylosis without myelopathy or radiculopathy, cervical region
- M47814: Spondylosis without myelopathy or radiculopathy, thoracic region
Also known as:
- Pinched Nerve in Lower Back
- Pinched Nerve in Neck
- Back Pain
- Peripheral Nerve Disorder
- Neck Injuries and Disorder
- Lumbar Radiculopathy
- Lower Back Nerve Compression
- Compressed Nerve in Lower Back
- Cervical Radiculopathy
- Neck Nerve Compression
- Compressed Nerve in Neck
ICD-10 Codes:
- M5416: Radiculopathy, lumbar region
- M5412: Radiculopathy, cervical region
Also known as:
- Low Back Pain
- Upper Back Pain
- Back Pain
- Lumbago
- Lower Back Ache
- Backache
- Thoracic Spine Pain
- Mid-Back Pain
- Thoracic Back Ache
ICD-10 Codes:
- M5450: Low back pain, unspecified
- M546: Pain in thoracic spine
Also known as:
- Lower Back Spinal Degeneration
- Lower Back and Tailbone Spinal Degeneration
- Spine Injuries and Disorder
- Lumbar Spondylosis
- Lower Back Arthritis
- Degenerative Disc Disease in Lower Back
- Lumbosacral Spondylosis
ICD-10 Codes:
- M47896: Other spondylosis, lumbar region
- M47817: Spondylosis without myelopathy or radiculopathy, lumbosacral region
Also known as:
- Lower Back Disc Disorder with Nerve Pain
- Peripheral Nerve Disorder
- Spine Injuries and Disorder
- Herniated Disc in Lower Back with Radiculopathy
- Slipped Disc in Lower Back causing Nerve Pain
- Lumbar Radiculopathy
ICD-10 Codes:
- M5116: Intervertebral disc disorders with radiculopathy, lumbar region
Also known as:
- Lower Back Disc Displacement
- Spine Injuries and Disorder
- Slipped Disc in Lower Back
- Herniated Disc in Lumbar Spine
- Lumbar Disc Protrusion
ICD-10 Codes:
- M5126: Other intervertebral disc displacement, lumbar region
Also known as:
- Neck Pain
- Neck Injuries and Disorder
- Cervical Pain
- Sore Neck
- Neck Ache
ICD-10 Codes:
- M542: Cervicalgia
Also known as:
- Primary Osteoarthritis in Right Knee
- Primary Osteoarthritis in Right Hip
- Osteoarthritis
- Right Knee Arthritis
- Right Knee Degenerative Joint Disease
- Right Hip Arthritis
- Right Hip Degenerative Joint Disease
ICD-10 Codes:
- M1711: Unilateral primary osteoarthritis, right knee
- M1611: Unilateral primary osteoarthritis, right hip
Also known as:
- Other Inflammatory Spine Condition of the Lower Back
- Spine Injuries and Disorder
- lumbar inflammatory spondylopathy
- lower back spinal inflammation
- lumbar spondyloarthropathy
ICD-10 Codes:
- M4686: Other specified inflammatory spondylopathies, lumbar region
Also known as:
- Left Shoulder Pain
- Right Shoulder Pain
- Pain
- Shoulder Injuries and Disorder
- Sore Left Shoulder
- Left Shoulder Ache
- Left Shoulder Discomfort
- Sore Right Shoulder
- Right Shoulder Ache
- Right Shoulder Discomfort
ICD-10 Codes:
- M25512: Pain in left shoulder
- M25511: Pain in right shoulder
Also known as:
- Lower Back Spinal Stenosis
- Spinal Stenosis
- Narrowing of Lower Back Spinal Canal
- Lumbar Spinal Canal Narrowing
- Lumbar Stenosis
ICD-10 Codes:
- M48061: Spinal stenosis, lumbar region without neurogenic claudication
Also known as:
- Right Hip Pain
- Hip Injuries and Disorder
- Pain
- Sore Right Hip
- Right Hip Ache
- Right Hip Discomfort
ICD-10 Codes:
- M25551: Pain in right hip
Also known as:
- Lower Back Disc Degeneration
- Spine Injuries and Disorder
- Degenerative Disc Disease in Lower Back
- Worn Lumbar Discs
- Lumbar Disc Wear and Tear
ICD-10 Codes:
- M5136: Other intervertebral disc degeneration, lumbar region
What procedures does Dr. Callahan perform?
As an Anesthesiologist, Dr. Callahan performs a variety of medical procedures. This procedure information is derived from anonymized insurance claims and highlights the medical procedures most commonly performed by Dr. Callahan. It provides insight into the doctor’s areas of experience and expertise based on real-world patient encounters from the past two years, updated quarterly.
Also known as:
- Lumbar or Sacral Epidural Injection with Imaging
- Facet Joint Injection (Lower Back/Sacrum)
- Lumbar Transforaminal Epidural Injection
- Lumbar or Sacral Epidural Injection (No Imaging)
- Epidural Steroid Injection
- Caudal Epidural Injection
- Spinal Nerve Block
- Pain Management Injection
- Lumbar Facet Joint Injection
- Sacral Facet Joint Injection
- Paravertebral Facet Injection
- Lower Back Pain Injection (Guided)
- TFESI (Lumbar)
- Nerve Root Block (Lumbar)
- Lower Back Nerve Injection with Imaging
- Lower Back Epidural Injection
- Spinal Pain Injection (Lumbar)
CPT Codes:
- 62323: Injection(s), of diagnostic or therapeutic substance(s) (eg, anesthetic, antispasmodic, opioid, steroid, other solution), not including neurolytic substances, including needle or catheter placement, interlaminar epidural or subarachnoid, lumbar or sacral (caudal); with imaging guidance (ie, fluoroscopy or CT)
- 64493: Injection(s), diagnostic or therapeutic agent, paravertebral facet (zygapophyseal) joint (or nerves innervating that joint) with image guidance (fluoroscopy or CT), lumbar or sacral; single level
- 64483: Injection(s), anesthetic agent(s) and/or steroid; transforaminal epidural, with imaging guidance (fluoroscopy or CT), lumbar or sacral, single level
- 62322: Injection(s), of diagnostic or therapeutic substance(s) (eg, anesthetic, antispasmodic, opioid, steroid, other solution), not including neurolytic substances, including needle or catheter placement, interlaminar epidural or subarachnoid, lumbar or sacral (caudal); without imaging guidance
Also known as:
- Lumbar/Sacral Facet Joint Nerve Destruction (Additional)
- Lumbar or Sacral Facet Joint Injection
- Facet Joint Injection (Neck/Upper Back) with Imaging
- Facet Joint Nerve Ablation
- Radiofrequency Ablation (RFA) Spine
- Lumbar Facet Denervation
- Facet joint block
- Zygapophyseal joint injection
- Lower back facet injection
- Sacral facet injection
- Paravertebral facet injection
- Neck/upper back pain injection
CPT Codes:
- 64636: Destruction by neurolytic agent, paravertebral facet joint nerve(s), with imaging guidance (fluoroscopy or CT); lumbar or sacral, each additional facet joint (List separately in addition to code for primary procedure)
- 64494: Injection(s), diagnostic or therapeutic agent, paravertebral facet (zygapophyseal) joint (or nerves innervating that joint) with image guidance (fluoroscopy or CT), lumbar or sacral; second level (List separately in addition to code for primary procedure)
- 64492: Injection(s), diagnostic or therapeutic agent, paravertebral facet (zygapophyseal) joint (or nerves innervating that joint) with image guidance (fluoroscopy or CT), cervical or thoracic; third and any additional level(s) (List separately in addition to code for primary procedure)
Also known as:
- Guided Facet Joint Injection (Neck/Upper Back)
- Lumbar or Sacral Facet Joint Injection (Additional Levels)
- Paravertebral Facet Joint Injection
- Cervical Facet Injection
- Thoracic Facet Injection
- Zygapophyseal Joint Injection
- Lower Back Facet Joint Injection
- Sacral Facet Nerve Block
- Paravertebral Facet Injection (Lumbar/Sacral)
CPT Codes:
- 64490: Injection(s), diagnostic or therapeutic agent, paravertebral facet (zygapophyseal) joint (or nerves innervating that joint) with image guidance (fluoroscopy or CT), cervical or thoracic; single level
- 64495: Injection(s), diagnostic or therapeutic agent, paravertebral facet (zygapophyseal) joint (or nerves innervating that joint) with image guidance (fluoroscopy or CT), lumbar or sacral; third and any additional level(s) (List separately in addition to code for primary procedure)
Also known as:
- Facet Joint Nerve Ablation (Lumbar/Sacral)
- Lumbar Facet Joint Denervation
- Sacral Facet Nerve Block
- Radiofrequency Ablation for Back Pain
CPT Codes:
- 64635: Destruction by neurolytic agent, paravertebral facet joint nerve(s), with imaging guidance (fluoroscopy or CT); lumbar or sacral, single facet joint
Also known as:
- Facet Joint Injection (Neck/Upper Back)
- Cervical Facet Injection
- Thoracic Facet Injection
- Zygapophyseal Joint Injection
- Spinal Joint Injection
CPT Codes:
- 64491: Injection(s), diagnostic or therapeutic agent, paravertebral facet (zygapophyseal) joint (or nerves innervating that joint) with image guidance (fluoroscopy or CT), cervical or thoracic; second level (List separately in addition to code for primary procedure)
Also known as:
- Joint or Bursa Injection/Fluid Removal
- Arthrocentesis
- Major Joint Aspiration
- Bursa Injection
- Joint Fluid Removal
CPT Codes:
- 20610: Arthrocentesis, aspiration and/or injection, major joint or bursa (eg, shoulder, hip, knee, subacromial bursa); without ultrasound guidance
Also known as:
- Carpal Tunnel Injection
- Trigger Point Injection
- Corticosteroid injection for carpal tunnel
- Local anesthetic for carpal tunnel
- Wrist pain injection
- Carpal tunnel syndrome injection
- Muscle Pain Injection
- Myofascial Trigger Point Injection
- Trigger Point Release Injection
CPT Codes:
- 20526: Injection, therapeutic (eg, local anesthetic, corticosteroid), carpal tunnel
- 20552: Injection(s); single or multiple trigger point(s), 1 or 2 muscle(s)
Also known as:
- Joint or Bursa Injection/Aspiration
- Arthrocentesis
- Joint Fluid Removal
- Bursa Injection
CPT Codes:
- 20605: Arthrocentesis, aspiration and/or injection, intermediate joint or bursa (eg, temporomandibular, acromioclavicular, wrist, elbow or ankle, olecranon bursa); without ultrasound guidance
Does Dr. Callahan accept my insurance?
Dr. Callahan accepts most major insurance plans. Important: Please call our office at (410) 778-3300 before your appointment to verify that your specific plan and network are accepted.
What insurance plans does Dr. Callahan accept in Chestertown, MD?
Dr. Callahan in Chestertown, MD accepts plans from many carriers. While this list is updated regularly, it is not a guarantee of coverage.
Top Insurances
Alterwood Advantage
Carefirst BlueCross BlueShield
CVS Health (formerly Aetna)
Humana
Johns Hopkins
Medicare
Riverside Health
State of Maryland
State of Tennessee
UnitedHealthcare
View All Insurances
Where is Dr. Callahan's office located?
Dr. Patrick Callahan's Primary Practice
100 Brown St
Chestertown, MD 21620
(410) 778-3300
Ratings & Reviews
5.0
Overall rating
Based on 1 reviews
Office Experience
100% of patients found the doctor and staff friendly and the office clean and modern
Attentiveness
100% of patients felt that their time spent with the doctor was meaningful and impactful and that any follow ups were addressed quickly
Wait Times
80% of patients were satisfied with the wait time
Appointment Booking
100% of patients found it easy to book an appointment
Patients give Dr. Patrick Callahan an Excellent overall experience rating of 5 out of 5 stars. Dr. Callahan has been rated and reviewed by 1 patient. These ratings are based on a variety of factors, including the amount of time patients spent with Dr. Callahan, his bedside manner, appointment waiting time, friendliness of the office staff, clarity of diagnosis, and more.
Read Patient ReviewsWhat is Dr. Callahan's NPI number?An National Provider Identifier (NPI) is a unique ID number that identifies doctors and healthcare providers nationwide.
Dr. Callahan's National Provider Identifier (NPI) number is 1447218060.
What common questions do patients ask about Dr. Callahan?
Here are answers to patients Frequently Asked Questions (FAQ’s) about Dr. Callahan
What is Dr. Patrick Callahan's specialty?
Dr. Callahan is a Anesthesiologist near Chestertown, MD. A physician specialist in pain management and maintaining or restoring a stable state during and right after surgical, obstetric, or diagnostic operations is known as an anesthesiologist. This specialist assesses each patient's risk of surgery and tries to improve their condition before to, during, and following the procedure. Anesthesiologists provide medical management, pain management, and critical care consults in addition to these vital management responsibilities. They are responsible for managing patients with severe illnesses or injuries, supervising the recovery period following anesthesia, directing resuscitation efforts for patients experiencing cardiac or respiratory emergencies that may require artificial ventilation, and diagnosing and treating both acute and chronic pain, including pain related to cancer. Contact Dr. Callahan to book an appointment today.
Is this Dr. Patrick Callahan affiliated with a ranked Castle Connolly Top Hospital?
Yes, Dr. Callahan is affiliated with ChristianaCare, Union Hospital which is a Castle Connolly Top Hospital. Castle Connolly Top Hospitals are healthcare institutions recognized for their excellence in specific medical procedures and overall patient care. They are identified through a rigorous peer nomination process, evaluating factors like patient outcomes, quality of care, and expertise. The list recognizes hospitals that excel in 20 or more specific medical procedures, representing the top 25% nationwide. Castle Connolly Top Hospitals
Where can I learn more about Anesthesiologist?
Explore Anesthesiologist with insights from trusted medical experts on EverydayHealth.com, where you'll find the most relevant content and helpful condition guides for up-to date information about symptoms, causes, diagnosis, treatment and more. See all our health guides to find trusted information on medical conditions from our experts at Everyday Health.
Is Patrick Callahan accepting new patients in Chestertown, MD?
Yes, Dr. Patrick Callahan is accepting new patients at this time.
Does Dr. Patrick Callahan offer online booking?
Please contact Dr. Callahan's office at (410) 778-3300 for information about online booking, telehealth, or to schedule an appointment.
How can I make an appointment with Patrick Callahan?
Please contact Dr. Callahan's office at (410) 778-3300 for information regarding telehealth appointment availability or for scheduling assistance.
Which board certifications does Dr. Patrick Callahan have?
Dr. Patrick Callahan is certified by the American Board of Anesthesiology.
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