Physician Profile
Mary C. Hannon, MD
Unclaimed ProfileAbout Dr. Hannon
Mary C. Hannon, MD is a healthcare provider in Torrance, CA specializing in emergency medicine. Mary trained at Albert Einstein College of Medicine of Yeshiva University, graduating in 2008. According to Medicare claims data, Mary cared for 1,002 Medicare patients across 1,094 services. The services billed most often include established patient office or other outpatient visit with low level od decision making, if using time, 20 minutes or more, detection test by immunoassay with direct visual observation for influenza virus, and new patient office or other outpatient visit with low level of medical decision making, if using time, 30 minutes or more.
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.
Education & Training
Specialty
Credentials & Licensing
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.
Medicare information
Exactly as CMS reports it (National Downloadable File, Opt-Out Affidavits, Order & Referring). Not an insurance directory; confirm coverage with the office.
Contact Information
- (301) 784-3740
- Email not available
Practice Locations
2900 LOMITA BLVD
Torrance, CA 90505
Conditions Commonly Evaluated or Treated
Within Emergency Medicine generally. Availability varies by clinician, training and location — this profile has not been claimed, so nothing here is a personal claim by the provider.
Conditions
Abdomen & Digestion
Allergy & Immune
Allergy & Immunology
Bites & Stings
Blood & Circulation
Brain & Nerves
- Delirium
- Fainting and syncope
- Seizure in Child
- Severe headache or sudden migraine
- Status epilepticus
- Stroke
- Transient ischemic attack
Breathing
Digestion & Stomach
- Abdominal Pain
- Acute gallbladder inflammation
- Bowel obstruction
Ear, Nose & Throat
Endocrine & Metabolic
Environmental
Eye Care
Eye Emergency
General Emergency
Heart & Chest
Heart & Circulation
Heart & Lungs
Infections & Illness
Injuries & Trauma
- Animal or dog bite
- Bone fractures
- Deep cut or wound
- Dislocated joint
- Severe burn
- Sprains and muscle strains
- Traumatic brain injury
Lungs & Breathing
Men's Health
Poisoning & Environmental
Poisoning & Toxins
Skin & Infections
Spine & Back
Urinary & Bladder
Urinary & Kidney
Women's Health
Procedures & services
Abdominal Procedures
Airway & Breathing
Anesthesia & Sedation
Breathing & Airway
Critical Care
Diagnostics
Digestive Care
Ear, Nose & Throat
Eye & ENT
- Eye-pressure measurement
- Foreign Object Removal from Eye
- Superficial foreign-body removal
Eye Care
Heart & Diagnostics
Heart Care
Imaging & Diagnostics
Injections & Vaccines
- Rabies shot series
- Tetanus shot
Kidney Care
Lung & Respiratory
Medications
Mental Health
Minor Procedures
- Fishhook or embedded splinter removal
- Incision and drainage of an abscess
- Nasal cautery for nosebleeds
- Tick Removal
- Urinary catheter insertion
Minor Trauma
Orthopedic Procedures
Orthopedics
Poisoning & Toxicology
Specialized Care
Stroke & Vascular
Supportive Care
Toxicology
Women's Health
Wound Care
Procedures Most Often Billed to Medicare
1,094 services · 1,002 patients · 16 distinct codes
| Procedure | Type | Code | Services | Compared with peers |
|---|---|---|---|---|
| X-ray of chest, 2 views | Imaging | 71046 |
108 | More than most peers in Emergency Medicine |
| X-ray of foot, minimum of 3 views | Imaging | 73630 |
26 | More often than most peers in Emergency Medicine |
| X-ray of knee, 3 views | Imaging | 73562 |
16 | As often as other peers in Emergency Medicine |
| X-ray of ribs on side of body, 2 views | Imaging | 71100 |
13 | Too few peers to compare |
| X-ray of hand, minimum of 3 views | Imaging | 73130 |
11 | Less often than most peers in Emergency Medicine |
| X-ray of wrist, minimum of 3 views | Imaging | 73110 |
11 | Less often than most peers in Emergency Medicine |
| Inhalation treatment for airway obstruction or sputum production | Treatment | 94640 |
14 | Less often than most peers in Emergency Medicine |
| Routine electrocardiogram (ecg) using at least 12 leads with interpretation and report | Treatment | 93000 |
12 | Less often than most peers in Emergency Medicine |
| Established patient office or other outpatient visit with low level od decision making, if using time, 20 minutes or more | Office visit | 99213 |
321 | More than most peers in Emergency Medicine |
| Detection test by immunoassay with direct visual observation for influenza virus | Lab test | 87804 |
150 | More than most peers in Emergency Medicine |
Source: CMS Medicare public data. Shows how often procedures were billed — not quality of care or patient satisfaction.
Related providers
Connections drawn from the registry and from what providers have told us. A link here is not a referral or an endorsement.
Other emergency physicians at this location 2
Same specialty, same street address — most likely the same department or group.
Also at this address 4
Providers at the same street address. Each files their own registry entry, so a shared practice often appears under several different names.
Other emergency physicians in Torrance 8
Same specialty, same city.
More connections — 23 related providers in 3 groups
Trained at Albert Einstein College of Medicine of Yeshiva University 8
Other providers in the same specialty who trained at the same institution.
Class of 2008 at Albert Einstein College of Medicine of Yeshiva University 8
Providers who graduated from the same medical school in the same year.
Also performs X-ray of chest, 2 views 7
Providers in CA who bill this service to Medicare most often.
Common questions
What does Dr. Hannon specialize in?
Dr. Hannon is an emergency physician in Torrance, CA. That is the designation recorded for this NPI in the federal registry, where it is listed as “Emergency Medicine”.
NPI registry
Where is Dr. Hannon located?
Dr. Hannon is listed at 2900 Lomita Blvd, Torrance, CA 90505. Addresses come from the NPI registry and can lag a move, so confirm before travelling.
NPI registry
What is Dr. Hannon's phone number?
The number on file is (301) 784-3740. Guide.md cannot book appointments or pass on messages — please call the office directly.
NPI registry
What is Dr. Hannon's NPI number?
Dr. Hannon's National Provider Identifier is 1275824518. 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
Where did Dr. Hannon go to medical school?
Dr. Hannon attended Albert Einstein College of Medicine of Yeshiva University, graduating in 2008. This comes from the CMS National Downloadable File.
CMS public data
How long has Dr. Hannon been practicing?
Dr. Hannon has 18 years experience. Calculated from a graduation year of 2008, reported in the CMS National Downloadable File.
CMS public data
What does Dr. Hannon do most often?
According to Medicare billing data, Dr. Hannon performs imaging including x-ray of chest, 2 views and x-ray of foot, minimum of 3 views; provides treatments such as inhalation treatment for airway obstruction or sputum production and routine electrocardiogram using at least 12 leads with interpretation and report, alongside routine visits and testing. This reflects Medicare patients only and is billing volume, not a measure of quality.
Medicare claims
Has Dr. Hannon confirmed this information?
Not yet. This profile is built from public federal data and has not been confirmed by Dr. Hannon. 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.