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ALEXANDRA MANNIX M.D.
NPI 1730507351
Emergency Medicine in Jacksonville, FL

Active since April 01, 2014PECOS EnrolledAccepts Medicare Assignment
81.9/100
CMS Quality Rating
655 W 8TH ST, JACKSONVILLE, FL 32209(904) 244-4106(904) 244-5848 Get Directions Write a Review

NPPES record last updated: April 10, 2026. Verified against the NPPES registry weekly; last sync: October 25, 2026.

Record update history: Apr 10, 2026, Sep 21, 2017 (2 updates tracked since 2017).

About Alexandra Mannix M.d. NPPES

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

ALEXANDRA MANNIX M.D. (NPI 1730507351) is an individual emergency medicine provider in Jacksonville, Florida, licensed in Illinois (379733505261007) and active in the NPI registry since April 2014. She is enrolled in Medicare PECOS, is affiliated with Shands Jacksonville, and is a graduate of Other (2014).

NPPES Registry Identity

NPI1730507351
Entity TypeIndividualFemale
Primary Taxonomy207P00000X
Provider Legal NameALEXANDRA MANNIXCredential: M.D.
Location Address655 W 8TH STJacksonville, FL 32209-6511
Mailing Address655 W 8th StJacksonville, FL 32209-6511 · (904) 244-4106 · Fax (904) 244-5848
Phone(904) 244-4106
Fax(904) 244-5848
Sole ProprietorNo
Medical School CMSOtherGraduated 2014
Enumeration DateApril 1, 2014
Last NPPES UpdateApril 10, 20262 updates tracked since enumeration
NPPES CertifiedApril 10, 2026
✔ NPI 1730507351 is a valid, active identifier and passes the ISO check-digit test.

Specialties & Licenses

★ Primary SpecialtyEmergency MedicineAllopathic & Osteopathic Physicians
Taxonomy Code207P00000X
License✔ Licensed in IL · 379733505261007
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.
655 W 8TH ST, Jacksonville, FL 32209
Open in Google Maps ↗

Medicare Participation & PECOS CMS

Medicare enrollment, assignment, billing reassignment, and ordering and referring status from CMS.

Medicare Enrollment Status

✔

Enrolled in Medicare and accepts Medicare assignment

Alexandra Mannix M.d. 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 ID9931329893
PECOS Enrollment IDI20180730001462
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.

Medicare Billing Reassignments

3

Medicare enrollment records show Alexandra Mannix reassigns Medicare billing to 3 organizations. Each organization bills Medicare for the services this provider delivers there; the nearest is listed first.

University Of Florida Jacksonville Physicians Inc
Same address
Diagnostic Radiology
655 W 8TH ST, UFJP RADIOLOGY
Jacksonville, FL 32209
  • Reassigned Medicare billing, Florida enrollment
  • 1,456 clinicians in this Medicare group
NPI 1326208695 (904) 244-3660
Anava Emergency Consultants LLC
28 mi
Emergency Care
159 N 3RD ST
Macclenny, FL 32063
  • Reassigned Medicare billing, Florida enrollment
  • 23 clinicians in this Medicare group
NPI 1003698184 (904) 259-3151
Baker County Medical Services, Inc
28 mi
Emergency Medicine
159 N 3RD ST
Macclenny, FL 32063
  • Reassigned Medicare billing, Florida enrollment
  • 24 clinicians in this Medicare group
NPI 1578822508 (904) 259-7815

Source: CMS Revalidation Reassignment List, October 2026 release. Reassignment records can lag staffing changes; confirm a current affiliation with the organization.

Areas of Expertise CMS Part B claims 4

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 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.
72 services71 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.
53 services52 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.
23 services23 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.
13 services13 patients

Hospital Affiliations CMS Care Compare 2

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

Shands Jacksonville

Acute Care Hospitals · Jacksonville, FL
3/5 CMS rating
OwnershipVoluntary non-profit - Private
CMS Certification Number100001
Location655 W 8th StJacksonville, FL 32209 · Duval County
Emergency services Birthing friendly

Ed Fraser Memorial Hospital

Acute Care Hospitals · Macclenny, FL
OwnershipVoluntary non-profit - Private
CMS Certification Number100134
Location159 N 3rd StMacclenny, FL 32063 · Baker County
Emergency services

Physician Visit Costs CMS claims · ZIP area

Typical Medicare office-visit costs in the 32209 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.

81.9/100
MIPS Final ScoreMerit-based Incentive Payment System · CMS Quality Payment Program
Scored as part of a group practice
Quality72.43
Promoting Interoperability100
Improvement Activities40
Cost59.59

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.

DR. MATTHEW DUWAIN WARRICK M.D.
Anesthesiology
655 W 8TH ST
JACKSONVILLE, FL 32209
Duval County (904) 244-4195
DR. MARYAM OOJA ABUBAKAR MD, MPH
Pediatrics (Neonatal-Perinatal Medicine)
655 W 8TH ST
JACKSONVILLE, FL 32209
Duval County (904) 244-3508
CHRISTOPHER FULLER PT, DPT
Physical Therapist
655 W 8TH ST
JACKSONVILLE, FL 32209
Duval County (904) 244-0411
WILLIAM RENFRO PHARM. D.
Pharmacist
655 W 8TH ST
JACKSONVILLE, FL 32209
Duval County (904) 244-2179
CAM-TU NGUYEN PHARMD
Pharmacist
655 W 8TH ST
JACKSONVILLE, FL 32209
Duval County (352) 682-4355
LOGAN SMITH PHARMD
Pharmacist
655 W 8TH ST
JACKSONVILLE, FL 32209
Duval County (478) 387-5570
HANNAH BISOGLIO
Student in an Organized Health Care Education/Training Program
655 W 8TH ST
JACKSONVILLE, FL 32209
Duval County (904) 244-0411
DR. CARMELA MONTEIRO MD
Pathology (Anatomic Pathology)
655 W 8TH ST, UFJP PATHOLOGY DEPT
JACKSONVILLE, FL 32209
Duval County (904) 244-4699

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 Alexandra Mannix's NPI number?

The NPI number for Alexandra Mannix is 1730507351. It was assigned to this individual provider in the NPPES registry on April 1, 2014.

Where is Alexandra Mannix located?

Alexandra Mannix practices at 655 W 8th St, Jacksonville, FL 32209. The listed phone number is (904) 244-4106.

What is Alexandra Mannix's specialty?

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

Is Alexandra Mannix enrolled in Medicare?

Yes. Alexandra Mannix 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.

Which organizations bill Medicare for Alexandra Mannix's services?

According to the CMS Revalidation Reassignment List (October 2026 release), Alexandra Mannix reassigns Medicare benefits to 3 organizations: University Of Florida Jacksonville Physicians Inc (Jacksonville, FL), Anava Emergency Consultants LLC (Macclenny, FL) and Baker County Medical Services, Inc (Macclenny, FL). Each reassignment is filed with Medicare on form CMS-855R, signed by both the clinician and the organization, and lets the organization bill Medicare and receive payment for Alexandra Mannix's services. Reassignment records can lag staffing changes; confirm current arrangements with the organization.

Is Alexandra Mannix affiliated with any hospitals?

According to CMS data, Alexandra Mannix is affiliated with Shands Jacksonville and Ed Fraser Memorial Hospital.

When was this NPI record last updated?

The NPPES record for Alexandra Mannix was last updated on April 10, 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.