DR. MARY CECILIA HANNON MD
NPI 1275824518
Emergency Medicine in Torrance, CA

Active since April 20, 2011PECOS EnrolledAccepts Medicare Assignment
2900 LOMITA BLVD, TORRANCE, CA 90505(301) 784-3740 Get Directions Write a Review

NPPES record last updated: December 13, 2023. Verified against the NPPES registry weekly; last sync: August 02, 2026.

Record update history: Dec 13, 2023, Nov 11, 2023 (2 updates tracked since 2023).

About Dr. Mary Cecilia Hannon Md NPPES

Official registry information on file with the National Plan and Provider Enumeration System.

DR. MARY CECILIA HANNON MD (NPI 1275824518) is an individual emergency medicine provider in Torrance, California, licensed in California (A123928) and active in the NPI registry since April 2011. She is enrolled in Medicare PECOS and is a graduate of Albert Einstein College Of Medicine Of Yeshiva University (2008).

NPPES Registry Identity

NPI1275824518
Entity TypeIndividualFemale
Primary Taxonomy207P00000X
Provider Legal NameDR. MARY CECILIA HANNONCredential: MD
Location Address2900 LOMITA BLVDTorrance, CA 90505-5102
Mailing Address3 StratfordManhattan Beach, CA 90266-7224 · (703) 774-4850
Sole ProprietorYes
Medical School CMSAlbert Einstein College Of Medicine Of Yeshiva UniversityGraduated 2008
Enumeration DateApril 20, 2011
Last NPPES UpdateDecember 13, 20232 updates tracked since enumeration
NPPES CertifiedDecember 13, 2023
NPI 1275824518 is a valid, active identifier and passes the ISO check-digit test.

Specialties & Licenses

Primary SpecialtyEmergency MedicineAllopathic & Osteopathic Physicians
Taxonomy Code207P00000X
License Licensed in CA · A123928
Definition
An emergency physician focuses on the immediate decision making and action necessary to prevent death or any further disability both in the pre-hospital setting by directing emergency medical technicians and in the emergency department. The emergency physician provides immediate recognition, evaluation, care, stabilization and disposition of a generally diversified population of adult and pediatric patients in response to acute illness and injury.
2900 LOMITA BLVD, Torrance, CA 90505

Medicare Participation & PECOS CMS

Medicare enrollment, assignment, and ordering and referring status from the CMS PECOS system.

Medicare Enrollment Status

Enrolled in Medicare and accepts Medicare assignment

Dr. Mary Cecilia Hannon Md is registered in PECOS and agrees to accept the Medicare-approved amount as full payment. Medicare patients are not billed beyond the standard deductible and coinsurance.

PECOS PAC ID5991966350
PECOS Enrollment IDI20130813000508
Eligible to Order & Refer Part B Labs & Imaging Durable Medical Equipment Home Health Agency Power Mobility DevicesPer the CMS Ordering and Referring file. Eligibility means Medicare pays claims that this provider orders or refers for these categories.

Areas of Expertise CMS Part B claims 16

Services this provider delivered to Medicare fee-for-service patients, from the CMS Medicare utilization data. Higher counts generally reflect more experience with a service; care delivered outside Medicare is not included.

Established patient office or other outpatient visit with low level od decision making, if using time, 20 minutes or more 99213
This is a routine visit for patients who have already been seen by the healthcare provider. During this approximately 20-29 minute appointment, your health status will be evaluated and any necessary treatments or tests will be discussed. It's a chance to address any health concerns you may have.
321 services309 patients
Detection test by immunoassay with direct visual observation for influenza virus 87804
This is a test that identifies the influenza virus in your body. It works by using an immunoassay, a method that detects the presence of the virus through an immune response. The results are directly observable, making it a quick and efficient way to diagnose flu.
150 services77 patients
New patient office or other outpatient visit with low level of medical decision making, if using time, 30 minutes or more 99203
This service involves an initial office or outpatient visit for a new patient. The healthcare professional will spend 30-44 minutes understanding your health history, current issues, and discussing possible treatment plans. It's a comprehensive evaluation to start your healthcare journey.
109 services109 patients
X-ray of chest, 2 views 71046
A chest X-ray, 2 views, is a quick, painless test that creates pictures of the structures inside your chest, such as your heart, lungs, and blood vessels. Two different angles are used to get a comprehensive view. This helps in diagnosing conditions like pneumonia, heart problems, or lung cancer.
108 services108 patients
Established patient office or other outpatient visit with moderate level of decision making, if using time, 30 minutes or more 99214
This is a routine check-up for patients who have previously visited our clinic. It involves a comprehensive review of your health and any ongoing treatments. The consultation lasts between 30-39 minutes, allowing enough time to discuss any concerns.
103 services102 patients
Detection test by immunoassay technique for severe acute respiratory syndrome coronavirus 87426
An immunoassay test for severe acute respiratory syndrome coronavirus is a diagnostic tool. It uses your body's immune response to detect the presence of the virus. It involves taking a sample, usually from your nose or throat, which is then analyzed in a lab for signs of the virus.
93 services93 patients

Physician Visit Costs CMS claims · ZIP area

Typical Medicare office-visit costs in the 90505 ZIP code area, from fee-for-service claims. These are area statistics, not this provider’s prices; actual charges vary by service and coverage.

New Patient
$96.36 typical visit price
range $62.96 – $187.60
Typical copayment $24.09 (range $15.74 – $46.90)
Most-billed visit code 99203
Established Patient
$109.96 typical visit price
range $20.84 – $153.61
Typical copayment $27.49 (range $5.21 – $38.40)
Most-billed visit code 99214
Amounts reflect what Medicare beneficiaries in this ZIP area are typically charged for office visits. Patients with other coverage should check their individual plans.

Other Providers at the Same Location NPPES 9

Providers registered at the same practice address, or within the immediate area, according to the NPPES registry.

Pharmacist
2900 LOMITA BLVD
TORRANCE, CA 90505
Internal Medicine
2900 LOMITA BLVD
TORRANCE, CA 90505
Pharmacist
2900 LOMITA BLVD
TORRANCE, CA 90505
Dietitian, Registered
2900 LOMITA BLVD
TORRANCE, CA 90505
Emergency Medicine
2900 LOMITA BLVD
TORRANCE, CA 90505
Family Medicine
2900 LOMITA BLVD
TORRANCE, CA 90505
Emergency Medicine
2900 LOMITA BLVD
TORRANCE, CA 90505
Emergency Medicine (Emergency Medical Services)
2900 LOMITA BLVD
TORRANCE, CA 90505

Frequently Asked Questions NPPES & CMS

Common questions about this NPI record, answered from the official NPPES registry and CMS datasets shown on this page.

What is Mary Hannon's NPI number?

The NPI number for Mary Hannon is 1275824518. It was assigned to this individual provider in the NPPES registry on April 20, 2011.

Where is Mary Hannon located?

Mary Hannon practices at 2900 Lomita Blvd, Torrance, CA 90505. The listed phone number is (301) 784-3740.

What is Mary Hannon's specialty?

The primary specialty registered for this NPI is Emergency Medicine with taxonomy code 207P00000X.

Is Mary Hannon enrolled in Medicare?

Yes. Mary Hannon is registered in the Medicare PECOS system and accepts Medicare assignment, which means accepting the Medicare-approved amount as payment in full for covered services.

When was this NPI record last updated?

The NPPES record for Mary Hannon was last updated on December 13, 2023. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 2 years ago. If this record has changed at CMS more recently, you can request an on-demand re-check against the live CMS registry, directly from this page.