CAROLYN ELIZABETH JOHNSTONE M.D.
NPI 1750601035
Emergency Medicine in New Port Richey, FL

Q: What is the provider's specialty?

The provider's specialty is Emergency Medicine with taxonomy code 207P00000X.

Active since June 09, 2010PECOS Enrolled

9330 STATE ROAD 54, NEW PORT RICHEY, FL 34655(727) 834-4000 Get Directions Write a Review

NPPES record last updated: August 30, 2013. Verified against the NPPES registry weekly; last sync: July 19, 2026.

On this page

About Carolyn Elizabeth Johnstone M.d. NPPES

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

CAROLYN ELIZABETH JOHNSTONE M.D. (NPI 1750601035) is an individual emergency medicine provider in New Port Richey, Florida, licensed in Florida (ME 116380) and active in the NPI registry since June 2010. She is enrolled in Medicare PECOS.

NPPES Registry Identity

NPI1750601035

Entity TypeIndividualFemale

Primary Taxonomy207P00000X

Provider Legal NameCAROLYN ELIZABETH JOHNSTONECredential: M.D.

Location Address9330 STATE ROAD 54New Port Richey, FL 34655-1808

Mailing Address18167 Us 19 NClearwater, FL 33764-3528 · (727) 507-3600

Phone(727) 834-4000

Sole ProprietorNo

Enumeration DateJune 9, 2010

Last NPPES UpdateAugust 30, 2013

✔ NPI 1750601035 is a valid, active identifier and passes the ISO check-digit test.

Specialties & Licenses

★ Primary SpecialtyEmergency MedicineAllopathic & Osteopathic Physicians

Taxonomy Code207P00000X

License✔ Licensed in FL · ME 116380

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.

9330 STATE ROAD 54, New Port Richey, FL 34655

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 (PECOS)

Carolyn Elizabeth Johnstone M.d. 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 2024 & 2026 CMS Medicare utilization data. Higher counts generally reflect more experience with a service; care delivered outside Medicare is not included.

Emergency department visit for life threatening or functioning severity 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.

317 services311 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.

189 services181 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.

91 services90 patients

Emergency department visit for problem of high severity 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.

65 services65 patients

Emergency department visit for problem of moderate severity 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.

43 services43 patients

Physician Visit Costs CMS claims · ZIP area

Typical Medicare office-visit costs in the 34655 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

$87.62 typical visit price

range $56.00 – $171.84

Typical copayment $21.90 (range $14.00 – $42.96)

Most-billed visit code 99203

Established Patient

$99.16 typical visit price

range $17.57 – $139.16

Typical copayment $24.79 (range $4.39 – $34.79)

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.