Medical emergency?Emergency? Call 911. Nearest emergency roomsNearest ERs

General Surgery

Jamii B. St. Julien, MD

Works at hospitals in Brandon, FL · Trinity, FL · Florida

Summary

Dr. Jamii B. St. Julien, MD is a general surgeon at 9332 State Rd, 54 Suite 400, Trinity, FL 34655. Phone: (727) 375-8313. Accepts Medicare assignment. In 2024, Jamii B. St. Julien had 79 Original Medicare patients and 199 services. NPI 1881898377. Source: CMS National Downloadable File, updated October 2, 2026; CMS Facility Affiliation Data, updated October 2, 2026; CMS Medicare Physician & Other Practitioners, data year 2024.

  • Specialty: General surgeon (Medicare lists General Surgery)
  • Address: 9332 State Rd, 54 Suite 400, Trinity, FL 34655 · Directions
  • Phone: (727) 375‑8313
  • Medicare: Accepts Medicare assignment
  • Hospitals: HCA Florida Brandon Hospital, HCA Florida Trinity Hospital
  • Group practice: West Florida Physician Network, LLC
  • Medical school: Johns Hopkins University School Of Medicine · graduated 2007 (19 years since medical school)
  • Gender (as listed): Male
  • Telehealth: offered

From official Medicare data

This page shows what Medicare's official clinician data says about Jamii B. St. Julien, joined by NPI number (data updated October 2, 2026). It is not a recommendation or a rating. Call the office or hospital to confirm before you go.

In a medical emergency, call 911.

Quick answers

Does Jamii B. St. Julien accept Medicare assignment?
Yes. Medicare's clinician data says Jamii B. St. Julien accepts Medicare assignment (the Medicare-approved amount as full payment for covered services), as of October 2, 2026. Ask the office to confirm before your visit.
How many Medicare patients does Jamii B. St. Julien see?
In 2024, CMS data shows 79 Original Medicare patients and 199 services for Jamii B. St. Julien. This counts Original Medicare only and measures volume, not quality.
What is Jamii B. St. Julien's NPI number?
1881898377. The NPI (National Provider Identifier) is the clinician's permanent federal ID; you can look it up in the official NPI Registry.

Medicare activity in 2024

Official CMS public-use data for Jamii B. St. Julien, data year 2024 (released May 21, 2026). It covers Original Medicare (fee-for-service) patients only, not Medicare Advantage or other insurance. It shows volume, not quality or outcomes. CMS hides any count of 10 or fewer patients.

Original Medicare patients79
Services billed to Medicare199
Different services or procedures41
Participating Medicare providerYes
Average age of these patients73

Most frequent services

  1. Subsequent hospital care with moderate levelof medical decision making, if using time, at least 50 minutes (99233)44 services
  2. Established patient office or other outpatient visit with high level of medical decision making, if using time, 40 minutes or more (99215)31 services
  3. New patient office or other outpatient visit with a high level of medical decision making, if using time, 60 minutes or more (99205)29 services
  4. Initial hospital care with moderate level of medical decision making, if using time, at least 75 minutes (99223)29 services

Chronic conditions among these patients

Share of this clinician’s Original Medicare patients with each condition, as published by CMS (it describes the patients, not the care given).

  • High blood pressure75%
  • High cholesterol75%
  • Arthritis63%
  • Chronic kidney disease52%
  • Anxiety49%
  • Ischemic heart disease44%

Hospitals where Jamii B. St. Julien works

Medicare's Facility Affiliation Data lists Jamii B. St. Julien at these hospitals (updated October 2, 2026). Each hospital page shows its address, phone, emergency services, Medicare rating and all its clinicians. Star rating and emergency services: Hospital General Information (CMS), data updated October 26, 2026.

  • HCA Florida Brandon HospitalBrandon, FL · Acute Care Hospital · Medicare rating: 3 of 5 stars · Emergency services: listed by Medicare · CCN 100243
  • HCA Florida Trinity HospitalTrinity, FL · Acute Care Hospital · Medicare rating: 2 of 5 stars · Emergency services: listed by Medicare · CCN 100191

Practice locations

Addresses where Jamii B. St. Julien is enrolled with Medicare (CMS data updated October 2, 2026).

Group practices

Medicare enrollment lists Jamii B. St. Julien as a member of this group (CMS data updated October 2, 2026).

  • West Florida Physician Network, LLC52 clinicians in the group

Specialties

Find other General Surgery doctors in Florida →

Other general surgeons in Trinity

Clinicians with the same Medicare primary specialty in Trinity, FL — not a recommendation.

All general surgeons in Trinity →

Other clinicians in West Florida Physician Network, LLC

Medicare enrollment lists these clinicians in the same group practice — not a recommendation.

Clinician information

CredentialMD
Medical schoolJohns Hopkins University School Of Medicine
Graduation year2007 (19 years since medical school)
Gender (as listed)Male
Medicare assignmentAccepts (Medicare-approved amount as full payment)
TelehealthOffers telehealth services
NPI (National Provider Identifier)1881898377
CorrectionsReport an error or suggest an update →

Most corrections must be made at the source: clinicians update their NPI Registry record (NPPES) and their Medicare enrollment (PECOS); this page follows the next data release.

Sources

  1. Facility Affiliation Data — Centers for Medicare & Medicaid Services (CMS), data updated October 2, 2026, retrieved October 29, 2026
  2. Hospital General Information — CMS, data updated October 26, 2026, retrieved November 13, 2026
  3. National Downloadable File (Doctors and Clinicians) — CMS, data updated October 2, 2026, retrieved October 29, 2026
  4. Medicare Physician & Other Practitioners - by Provider — CMS, data year 2024, released May 21, 2026; Medicare Physician & Other Practitioners - by Provider and Service
  5. NPI Registry — U.S. Department of Health and Human Services (NPPES), the clinician’s official record
  6. Medicare Care Compare — official Medicare tool to look up clinicians