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DR. MARYANN ELIZABETH AMIRSHAHI MD
NPI 1265593305
Emergency Medicine in Washington, DC

Active since December 13, 2006PECOS EnrolledAccepts Medicare Assignment
95.99/100
CMS Quality Rating
110 IRVING ST NW, DEPARTMENT OF EMERGENCY MEDICINE, WASHINGTON, DC 20010(215) 219-0242 Get Directions Write a Review

NPPES record last updated: June 3, 2020. Verified against the NPPES registry weekly; last sync: August 16, 2026.

About Dr. Maryann Elizabeth Amirshahi Md NPPES

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

DR. MARYANN ELIZABETH AMIRSHAHI MD (NPI 1265593305) is an individual emergency medicine provider in Washington, District Of Columbia, licensed in District Of Columbia (MD038574) and active in the NPI registry since December 2006. She is enrolled in Medicare PECOS, is affiliated with Medstar Southern Maryland Hospital Center, and is a graduate of Temple University School Of Medicine (2006).

NPPES Registry Identity

NPI1265593305
Entity TypeIndividualFemale
Primary Taxonomy207P00000X
Provider Legal NameDR. MARYANN ELIZABETH AMIRSHAHICredential: MD
Location Address110 IRVING ST NW, DEPARTMENT OF EMERGENCY MEDICINEWashington, DC 20010-3017
Mailing Address110 Irving St Nw, Department Of Emergency MedicineWashington, DC 20010-3017
Phone(215) 219-0242
Sole ProprietorNo
Medical School CMSTemple University School Of MedicineGraduated 2006
Enumeration DateDecember 13, 2006
Last NPPES UpdateJune 3, 2020
NPPES CertifiedJune 3, 2020
✔ NPI 1265593305 is a valid, active identifier and passes the ISO check-digit test.

Specialties & Licenses 3

★ Primary SpecialtyEmergency MedicineAllopathic & Osteopathic Physicians
Taxonomy Code207P00000X
License✔ Licensed in DC · MD038574
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.
Also ListedEmergency Medicine · Medical ToxicologyTaxonomy 207PT0002X · License MD038574 (DC)
Also ListedInternal Medicine · Addiction MedicineTaxonomy 207RA0401X · License MD038574 (DC)
110 IRVING ST NW, Washington, DC 20010
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Other Names 1

Former Name (1)Dr. Maryann Elizabeth Mazer Md

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. Maryann Elizabeth Amirshahi 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 ID4183758980
PECOS Enrollment IDI20100816000731, I20170831001621
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 5

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.

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.
81 services79 patients
Critical care, first 30-74 minutes 99291
Critical care involves immediate and constant attention by a team of specially-trained health professionals. It's for patients with life-threatening conditions, requiring first 30-74 minutes of intense monitoring and treatment.
35 services35 patients
Emergency department visit with low level of medical decision making 99283
An emergency department visit for a problem of moderate severity involves immediate medical attention for issues like minor fractures, burns, or high fever. The healthcare team will assess your condition, provide necessary treatment, and may suggest further tests or admission if required.
20 services19 patients
Emergency department visit with low level of medical decision making 99283
An emergency department visit for a problem of moderate severity involves immediate medical attention for issues like minor fractures, burns, or high fever. The healthcare team will assess your condition, provide necessary treatment, and may suggest further tests or admission if required.
14 services14 patients
Emergency department visit with moderate level of medical decision making 99284
An emergency department visit for a high-severity issue means you're experiencing a serious health problem that needs immediate attention. This could be a severe injury, serious illness, or life-threatening condition. Medical professionals will provide urgent care to stabilize your condition.
14 services13 patients

Hospital Affiliations CMS Care Compare

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

Medstar Southern Maryland Hospital Center

Acute Care Hospitals · Clinton, MD
2/5 CMS rating
OwnershipVoluntary non-profit - Private
CMS Certification Number210062
Location7503 Surratts RoadClinton, MD 20735 · Prince Georges County
Emergency services Birthing friendly

Physician Visit Costs CMS claims · ZIP area

Typical Medicare office-visit costs in the 20010 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
$100.31 typical visit price
range $65.18 – $194.86
Typical copayment $25.07 (range $16.29 – $48.71)
Most-billed visit code 99203
Established Patient
$113.72 typical visit price
range $21.40 – $158.88
Typical copayment $28.43 (range $5.35 – $39.72)
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.

Medicare Quality Performance CMS QPP · MIPS

Performance in the CMS Quality Payment Program: the MIPS final score across four weighted categories, and the individual quality measures reported to Medicare.

95.99/100
MIPS Final ScoreMerit-based Incentive Payment System · CMS Quality Payment Program
Scored as part of a group practice
Quality85.48
Promoting Interoperability100
Improvement Activities40
Cost74.87

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.

MS. JANET E JUMPER N.P.
Nurse Practitioner (Acute Care)
110 IRVING ST NW, 4B42
WASHINGTON, DC 20010
District of Columbia (202) 877-7462
EMILY JEAN SIEGEL MD
Student in an Organized Health Care Education/Training Program
110 IRVING ST NW
WASHINGTON, DC 20010
District of Columbia (202) 877-8080
KIMBERLY SMITH
Radiology (Diagnostic Radiology)
110 IRVING ST NW
WASHINGTON, DC 20010
District of Columbia (301) 902-1073
MISS ORE-OLUWA ODULANA LIMA DA SILVA CRNA
Nurse Anesthetist, Certified Registered
110 IRVING ST NW
WASHINGTON, DC 20010
District of Columbia (202) 877-7504
DR. FAY HORNG M.D.
Anesthesiology
110 IRVING ST NW
WASHINGTON, DC 20010
District of Columbia (202) 877-7504
DR. MICHAEL B SHVARTS MD
Radiology (Diagnostic Radiology)
110 IRVING ST NW
WASHINGTON, DC 20010
District of Columbia (202) 877-7000
DR. SCOTT THOMAS MARTYNA D.M.D.
Student in an Organized Health Care Education/Training Program
110 IRVING ST NW, DEPT. OF ORAL AND MAXILLOFACIAL SURGERY
WASHINGTON, DC 20010
District of Columbia (202) 877-7332
MS. NOOR-UL-HUDA AMER MEHDI M.D.
Internal Medicine (Endocrinology, Diabetes & Metabolism)
110 IRVING ST NW
WASHINGTON, DC 20010
District of Columbia (202) 877-7000

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 Maryann Amirshahi's NPI number?

The NPI number for Maryann Amirshahi is 1265593305. It was assigned to this individual provider in the NPPES registry on December 13, 2006. The provider is also known as Dr. Maryann Elizabeth Mazer MD.

Where is Maryann Amirshahi located?

Maryann Amirshahi practices at 110 Irving St NW Department Of Emergency Medicine, Washington, DC 20010. The listed phone number is (215) 219-0242.

What is Maryann Amirshahi's specialty?

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

Is Maryann Amirshahi enrolled in Medicare?

Yes. Maryann Amirshahi 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 Maryann Amirshahi affiliated with any hospitals?

According to CMS data, Maryann Amirshahi is affiliated with Medstar Southern Maryland Hospital Center.

When was this NPI record last updated?

The NPPES record for Maryann Amirshahi was last updated on June 3, 2020. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 6 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.