1. Home
  2. Directory
  3. Maryland
  4. Baltimore
  5. Emergency Medicine
  6. NPI Profile

DR. RACHEL L MALLALIEU D.O.
NPI 1083629885
Emergency Medicine in Baltimore, MD

Active since July 30, 2006PECOS EnrolledAccepts Medicare Assignment
9000 FRANKLIN SQUARE DR, FRANKLIN SQUARE HOSPITAL CENTER, BALTIMORE, MD 21237(443) 777-7000 Get Directions Write a Review

NPPES record last updated: July 8, 2007. Verified against the NPPES registry weekly; last sync: July 26, 2026.

About Dr. Rachel L Mallalieu D.o. NPPES

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

DR. RACHEL L MALLALIEU D.O. (NPI 1083629885) is an individual emergency medicine provider in Baltimore, Maryland, licensed in Maryland (H0064433) and active in the NPI registry since July 2006. She is enrolled in Medicare PECOS, is affiliated with University Of Md Baltimore Washington Medical Center, and is a graduate of Philadelphia College Of Osteopathic Medicine (2002).

NPPES Registry Identity

NPI1083629885
Entity TypeIndividualFemale
Primary Taxonomy207P00000X
Provider Legal NameDR. RACHEL L MALLALIEUCredential: D.O.
Location Address9000 FRANKLIN SQUARE DR, FRANKLIN SQUARE HOSPITAL CENTERBaltimore, MD 21237-3901
Mailing Address93 Valley Ridge Loop, Suite 200Cockeysville, MD 21030-4372 · (410) 628-9979
Phone(443) 777-7000
Sole ProprietorNo
Medical School CMSPhiladelphia College Of Osteopathic MedicineGraduated 2002
Enumeration DateJuly 30, 2006
Last NPPES UpdateJuly 8, 2007
✔ NPI 1083629885 is a valid, active identifier and passes the ISO check-digit test.

Specialties & Licenses

★ Primary SpecialtyEmergency MedicineAllopathic & Osteopathic Physicians
Taxonomy Code207P00000X
License✔ Licensed in MD · H0064433
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.
9000 FRANKLIN SQUARE DR, Baltimore, MD 21237
Open in Google Maps ↗

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. Rachel L Mallalieu D.o. 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 ID1456454826
PECOS Enrollment IDI20070306000367
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 7

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.
222 services40 patients
Removal of skin and tissue, 20.0 sq cm or less 11042
This procedure involves the surgical removal of skin and tissue, up to 20.0 square cm in size. It's often performed to treat conditions like skin cancer or to remove moles, warts, and other skin lesions. The area is numbed and the unwanted tissue is carefully cut out.
158 services36 patients
Removal of skin and tissue, each additional 20.0 sq cm or less 11045
This procedure involves the removal of skin and tissue, typically due to disease, injury, or abnormal growth. Each session removes an area of 20.0 square cm or less. It's performed by a trained professional and may require multiple sessions for larger areas.
123 services15 patients
Management of oxygen chamber therapy 99183
Oxygen chamber therapy involves breathing pure oxygen in a pressurized room or tube. It's used to treat various conditions like wounds that won't heal due to diabetes or radiation injury. In this therapy, your body's tissues get more oxygen to promote healing and fight infection.
66 services11 patients
Emergency department visit with high level of medical decision making 99285
An emergency department visit for severe conditions is when you urgently seek medical help due to serious health issues. These could be severe injuries, breathing problems, unbearable pain, or sudden severe illness. Doctors and nurses will provide immediate care to stabilize your condition.
48 services48 patients
Routine electrocardiogram (ecg) using at least 12 leads with interpretation and report only 93010
A routine electrocardiogram (ECG) with 12 leads is a simple, non-invasive test that records the electrical activity of your heart. It helps in identifying heart conditions by detecting irregularities in your heart rhythms. The results are interpreted and a report is provided.
42 services35 patients

Hospital Affiliations CMS Care Compare

Hospitals where this provider delivers care, identified from recent Medicare claims and place-of-service records.

University Of MD Baltimore Washington Medical Center

Acute Care Hospitals · Glen Burnie, MD
3/5 CMS rating
OwnershipVoluntary non-profit - Other
CMS Certification Number210043
Location301 Hospital DriveGlen Burnie, MD 21061 · Anne Arundel County
Emergency services Birthing friendly

Physician Visit Costs CMS claims · ZIP area

Typical Medicare office-visit costs in the 21237 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
$94.08 typical visit price
range $60.73 – $183.44
Typical copayment $23.52 (range $15.18 – $45.86)
Most-billed visit code 99203
Established Patient
$106.59 typical visit price
range $19.60 – $149.17
Typical copayment $26.64 (range $4.90 – $37.29)
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 20

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

FRANKLIN SQUARE HOSPITAL CENTER, INC
Clinical Medical Laboratory
9000 FRANKLIN SQUARE DR
BALTIMORE, MD 21237
Baltimore County (443) 777-7257
DIH-YIN CHEN MD
Student in an Organized Health Care Education/Training Program
9000 FRANKLIN SQUARE DR
BALTIMORE, MD 21237
Baltimore County (443) 777-8300
PERCY IVAN VALENZUELA CANEPA M.D.
Internal Medicine
9000 FRANKLIN SQUARE DR, HOSPITALIST PROGRAM
BALTIMORE, MD 21237
Baltimore County (443) 777-8186
MISS BROOKE JELA REDMER PA-C
Physician Assistant
9000 FRANKLIN SQUARE DR
BALTIMORE, MD 21237
Baltimore County (443) 777-7900
ERIC WUNDERLE
Physical Therapist
9000 FRANKLIN SQUARE DR
BALTIMORE, MD 21237
Baltimore County (443) 777-7000
MARK DEAN WAGUESPACK MD
Anesthesiology
9000 FRANKLIN SQUARE DR
BALTIMORE, MD 21237
Baltimore County (443) 777-7179
ROBERT A PAZ M.D.
Internal Medicine
9000 FRANKLIN SQUARE DR
BALTIMORE, MD 21237
Baltimore County (443) 777-7000
FRANKLIN SQUARE HOSPITAL CENTER INC
Pediatrics
9000 FRANKLIN SQUARE DR
BALTIMORE, MD 21237
Baltimore County (443) 777-7000

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 Rachel Mallalieu's NPI number?

The NPI number for Rachel Mallalieu is 1083629885. It was assigned to this individual provider in the NPPES registry on July 30, 2006.

Where is Rachel Mallalieu located?

Rachel Mallalieu practices at 9000 Franklin Square Dr Franklin Square Hospital Center, Baltimore, MD 21237. The listed phone number is (443) 777-7000.

What is Rachel Mallalieu's specialty?

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

Is Rachel Mallalieu enrolled in Medicare?

Yes. Rachel Mallalieu 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.

Is Rachel Mallalieu affiliated with any hospitals?

According to CMS data, Rachel Mallalieu is affiliated with University Of MD Baltimore Washington Medical Center.

When was this NPI record last updated?

The NPPES record for Rachel Mallalieu was last updated on July 8, 2007. NPI Profile syncs with the weekly NPPES data releases published by CMS.