1. Home
  2. Directory
  3. Florida
  4. Leesburg
  5. Emergency Medicine
  6. NPI Profile

MARIUS ALEXANDER MD
NPI 1174147029
Emergency Medicine in Leesburg, FL

Active since June 05, 2020PECOS EnrolledAccepts Medicare Assignment
98.03/100
CMS Quality Rating
600 E DIXIE AVE, LEESBURG, FL 34748(352) 323-5762 Get Directions Write a Review

NPPES record last updated: January 30, 2026. Verified against the NPPES registry weekly; last sync: August 09, 2026.

Record update history: Jan 30, 2026, May 15, 2024, Jan 2, 2024 and 4 more (7 updates tracked since 2020).

About Marius Alexander Md NPPES

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

MARIUS ALEXANDER MD (NPI 1174147029) is an individual emergency medicine provider in Leesburg, Florida, licensed in Tennessee (76233) and active in the NPI registry since June 2020. He is enrolled in Medicare PECOS, is affiliated with Winter Haven Hospital, and maintains 3 additional practice locations.

NPPES Registry Identity

NPI1174147029
Entity TypeIndividualMale
Primary Taxonomy207P00000X
Provider Legal NameMARIUS ALEXANDERCredential: MD
Location Address600 E DIXIE AVELeesburg, FL 34748-5925
Mailing Address1552 Aldenwood PlKissimmee, FL 34744-5776 · (281) 515-7162
Phone(352) 323-5762
Sole ProprietorNo
Medical School CMSOtherGraduated 2019
Enumeration DateJune 5, 2020
Last NPPES UpdateJanuary 30, 20267 updates tracked since enumeration
NPPES CertifiedJanuary 30, 2026
✔ NPI 1174147029 is a valid, active identifier and passes the ISO check-digit test.

Specialties & Licenses

★ Primary SpecialtyEmergency MedicineAllopathic & Osteopathic Physicians
Taxonomy Code207P00000X
Licenses✔ Licensed in TN · 76233✔ Licensed in KY · 58545✔ Licensed in LA · 343755✔ Licensed in MI · 4351046660✔ Licensed in DE · C1-0026483✔ Licensed in FL · ME160917
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.
600 E DIXIE AVE, Leesburg, FL 34748
Open in Google Maps ↗

Secondary Practice Locations 3

Location 1200 Avenue F NEWinter Haven, FL 33881-4193 · Phone (863) 293-1121
Location 26300 MAIN STZACHARY, LA 70791-4037 · Phone (225) 658-4335 · Fax (225) 654-6703
Location 3911 Bypass Rd Bldg APikeville, KY 41501-1602 · Phone (606) 430-3500

Accepted Insurance

The full list of accepted plans is on the Insurance tab. Issuers include CareSource, CHRISTUS Health Plan, Oscar Health Maintenance Organization of Florida and more.Insurance ›

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

Marius Alexander 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 ID941625446
PECOS Enrollment IDI20230816001269, I20231030001936, I20250313003921
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 6

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.
467 services450 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.
153 services147 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.
150 services149 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.
21 services21 patients
Insertion of non-tunneled central venous tube for infusion (5 years or older) 36556
This procedure involves placing a thin tube into a large vein, usually in the neck or chest, to administer medication or fluids. It's done under local anesthesia to minimize discomfort. It's a standard, safe procedure for individuals aged 5 and above.
14 services14 patients
Emergent insertion of breathing tube into windpipe using an endoscope 31500
This is a procedure where a thin tube is inserted into your windpipe to aid in breathing. It's done in emergency situations, using an endoscope, a tool with a light and camera, to ensure correct placement.
12 services12 patients

Hospital Affiliations CMS Care Compare 4

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

Winter Haven Hospital

Acute Care Hospitals · Winter Haven, FL
2/5 CMS rating
OwnershipVoluntary non-profit - Private
CMS Certification Number100052
Location200 Ave F NEWinter Haven, FL 33881 · Polk County
Emergency services Birthing friendly

Christus St Frances Cabrini Hospital

Acute Care Hospitals · Alexandria, LA
1/5 CMS rating
OwnershipVoluntary non-profit - Private
CMS Certification Number190019
Location3330 Masonic DriveAlexandria, LA 71301 · Rapides County
Emergency services Birthing friendly

Lane Regional Medical Center

Acute Care Hospitals · Zachary, LA
3/5 CMS rating
OwnershipGovernment - Hospital District or Authority
CMS Certification Number190020
Location6300 Main StreetZachary, LA 70791 · E. Baton Rouge County
Emergency services Birthing friendly

Morehouse General Hospital

Acute Care Hospitals · Bastrop, LA
OwnershipGovernment - Hospital District or Authority
CMS Certification Number190116
Location323 W WalnutBastrop, LA 71220 · Morehouse County
Emergency services

Physician Visit Costs CMS claims · ZIP area

Typical Medicare office-visit costs in the 34748 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.

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.

98.03/100
MIPS Final ScoreMerit-based Incentive Payment System · CMS Quality Payment Program
Scored as part of a group practice
Quality88.52
Promoting Interoperability100
Improvement Activities40

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.

MR. JARED SAINT JOHN APRN
Nurse Practitioner (Family)
600 E DIXIE AVE
LEESBURG, FL 34748
Lake County (352) 273-8610
PREETI SHETH HAWALDAR MD
Anesthesiology
600 E DIXIE AVE
LEESBURG, FL 34748
Lake County (352) 323-1062
LAKE COUNTY ANESTHESIA ASSOCIATES PA
Anesthesiology (Pain Medicine)
600 E DIXIE AVE
LEESBURG, FL 34748
Lake County (352) 867-8898
SCOTT D. DOLL APRN
Nurse Practitioner (Family)
600 E DIXIE AVE
LEESBURG, FL 34748
Lake County (352) 323-5762
BOGDAN GOGIOIU MD
Internal Medicine
600 E DIXIE AVE
LEESBURG, FL 34748
Lake County (352) 323-5762
DR. ROBERT BERNARD MD
Physician Assistant
600 E DIXIE AVE
LEESBURG, FL 34748
Lake County (516) 444-1494
VICTORIA CATHERINE GREENWELL
Nurse Anesthetist, Certified Registered
600 E DIXIE AVE
LEESBURG, FL 34748
Lake County (352) 323-5762
DR. DANA N COWLES DO
Emergency Medicine
600 E DIXIE AVE
LEESBURG, FL 34748
Lake County (352) 323-5200

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 Marius Alexander's NPI number?

The NPI number for Marius Alexander is 1174147029. It was assigned to this individual provider in the NPPES registry on June 5, 2020.

Where is Marius Alexander located?

Marius Alexander practices at 600 E Dixie Ave, Leesburg, FL 34748. The listed phone number is (352) 323-5762.

What is Marius Alexander's specialty?

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

Is Marius Alexander enrolled in Medicare?

Yes. Marius Alexander 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.

What insurance does Marius Alexander accept?

Health plans from CHRISTUS Health Plan, CareSource, Oscar Health Maintenance Organization of Florida, Oscar Insurance Company and Priority Health list Marius Alexander as in-network in at least one marketplace plan. Coverage varies by plan and year; verify with the insurer or the provider before a visit.

Is Marius Alexander affiliated with any hospitals?

According to CMS data, Marius Alexander is affiliated with Winter Haven Hospital, Christus St Frances Cabrini Hospital, Lane Regional Medical Center and Morehouse General Hospital.

When was this NPI record last updated?

The NPPES record for Marius Alexander was last updated on January 30, 2026. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 6 months 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.