STEPHEN LARSON MD
NPI 1386755775
Emergency Medicine in Bridgeton, MO

Q: What is Stephen Larson's NPI number?

The NPI number for Stephen Larson is 1386755775. It was assigned to this individual provider in the NPPES registry on August 31, 2006.

Q: What is Stephen Larson'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 Stephen Larson was last updated on February 23, 2026. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 7 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.

Active since August 31, 2006PECOS EnrolledAccepts Medicare Assignment

12303 DE PAUL DR, BRIDGETON, MO 63044(314) 344-6000 Get Directions Write a Review

NPPES record last updated: February 23, 2026. Verified against the NPPES registry weekly; last sync: October 04, 2026.

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About Stephen Larson Md NPPES

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

STEPHEN LARSON MD (NPI 1386755775) is an individual emergency medicine provider in Bridgeton, Missouri, licensed in South Carolina (36000) and active in the NPI registry since August 2006. He is enrolled in Medicare PECOS, is affiliated with Beaufort County Memorial Hospital, and is a graduate of Emory University School Of Medicine (1988).

NPPES Registry Identity

NPI1386755775

Entity TypeIndividualMale

Primary Taxonomy207P00000X

Provider Legal NameSTEPHEN LARSONCredential: MD

Location Address12303 DE PAUL DRBridgeton, MO 63044-2512

Mailing AddressPo Box 4853Oak Brook, IL 60522-4853 · (314) 344-6000

Phone(314) 344-6000

Sole ProprietorNo

Medical School CMSEmory University School Of MedicineGraduated 1988

Enumeration DateAugust 31, 2006

Last NPPES UpdateFebruary 23, 2026

NPPES CertifiedFebruary 23, 2026

✔ NPI 1386755775 is a valid, active identifier and passes the ISO check-digit test.

Specialties & Licenses

★ Primary SpecialtyEmergency MedicineAllopathic & Osteopathic Physicians

Taxonomy Code207P00000X

Licenses✔ Licensed in SC · 36000✔ Licensed in MO · 2003010856

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.

12303 DE PAUL DR, Bridgeton, MO 63044

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Accepted Insurance

The full list of accepted plans is on the Insurance tab. Issuers include Ambetter from Absolute Total Care, Ambetter of North Carolina, BlueCross BlueShield of South Carolina.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

Stephen Larson 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 ID4688576325

PECOS Enrollment IDI20130128000323, I20131008000723

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.

205 services191 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.

87 services85 patients

Established patient office or other outpatient visit with moderate level of decision making, if using time, 30 minutes or more 99214

This is a routine check-up for patients who have previously visited our clinic. It involves a comprehensive review of your health and any ongoing treatments. The consultation lasts between 30-39 minutes, allowing enough time to discuss any concerns.

53 services51 patients

New patient office or other outpatient visit with low level of medical decision making, if using time, 30 minutes or more 99203

This service involves an initial office or outpatient visit for a new patient. The healthcare professional will spend 30-44 minutes understanding your health history, current issues, and discussing possible treatment plans. It's a comprehensive evaluation to start your healthcare journey.

16 services16 patients

New patient office or other outpatient visit with moderate level of medical decision making, if using time, 45 minutes or more 99204

This is a first-time office or outpatient visit lasting between 45-59 minutes. The healthcare provider evaluates your health, discusses your medical history, and may suggest further tests or treatments. It's an opportunity to ask questions and understand your health better.

14 services14 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.

11 services11 patients

Hospital Affiliations CMS Care Compare 2

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

Beaufort County Memorial Hospital

Acute Care Hospitals · Beaufort, SC

4/5 CMS rating

OwnershipGovernment - Local

CMS Certification Number420067

Location955 Ribaut RdBeaufort, SC 29902 · Beaufort County

Emergency services Birthing friendly

Hilton Head Regional Medical Center

Acute Care Hospitals · Hilton Head Island, SC

4/5 CMS rating

OwnershipVoluntary non-profit - Other

CMS Certification Number420080

Location25 Hospital Center BlvdHilton Head Island, SC 29925 · Beaufort County

Emergency services Birthing friendly

Physician Visit Costs CMS claims · ZIP area

Typical Medicare office-visit costs in the 63044 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

$86.32 typical visit price

range $55.65 – $169.38

Typical copayment $21.58 (range $13.91 – $42.34)

Most-billed visit code 99203

Established Patient

$98.37 typical visit price

range $17.76 – $137.92

Typical copayment $24.59 (range $4.44 – $34.48)

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.

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.

ROBERT M FISCHER M.D.

Radiology (Diagnostic Radiology)

12303 DE PAUL DR, RADIOLOGY DEPT
BRIDGETON, MO 63044

St. Louis County (314) 770-9393

REBEKAH CHENG DPT

Physical Therapist