CAITLIN MASE
NPI 1134573736
Emergency Medicine in Annapolis, MD

Q: What is Caitlin Mase's NPI number?

The NPI number for Caitlin Mase is 1134573736. It was assigned to this individual provider in the NPPES registry on April 20, 2016.

Q: What is Caitlin Mase's specialty?

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

Q: When was this NPI record last updated?

The NPPES record for Caitlin Mase was last updated on January 29, 2020. NPI Profile syncs with the weekly NPPES data releases published by CMS.

Active since April 20, 2016PECOS Enrolled

2001 MEDICAL PKWY, ANNAPOLIS, MD 21401(443) 481-1366 Get Directions Write a Review

NPPES record last updated: January 29, 2020. Verified against the NPPES registry weekly; last sync: July 26, 2026.

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About Caitlin Mase NPPES

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

CAITLIN MASE (NPI 1134573736) is an individual emergency medicine provider in Annapolis, Maryland, licensed in Maryland (D0087375) and active in the NPI registry since April 2016. She is enrolled in Medicare PECOS.

NPPES Registry Identity

NPI1134573736

Entity TypeIndividualFemale

Primary Taxonomy207P00000X

Provider Legal NameCAITLIN MASE

Location Address2001 MEDICAL PKWYAnnapolis, MD 21401-3773

Mailing Address2001 Medical PkwyAnnapolis, MD 21401-3773

Phone(443) 481-1366

Sole ProprietorNo

Enumeration DateApril 20, 2016

Last NPPES UpdateJanuary 29, 2020

✔ NPI 1134573736 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 · D0087375

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.

2001 MEDICAL PKWY, Annapolis, MD 21401

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Medicare Participation & PECOS CMS

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

Medicare Enrollment Status

✔

Enrolled in Medicare (PECOS)

Caitlin Mase is registered in the CMS Provider Enrollment, Chain and Ownership System (PECOS).

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.

388 services378 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.

166 services163 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.

121 services118 patients

Electrocardiogram (ecg) 1 to 3 leads with review by physician only 93042

An Electrocardiogram (ECG) is a non-invasive test that records the electrical activity of your heart. 1 to 3 leads or sensors are placed on your body to capture this data. A physician then reviews the results to evaluate your heart's health.

19 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.

19 services17 patients

Physician Visit Costs CMS claims · ZIP area

Typical Medicare office-visit costs in the 21401 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.