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DR. CONNER SCHWENT GESSERT MD
NPI 1174184774
Emergency Medicine in Saint Louis, MO

Active since June 25, 2019PECOS EnrolledAccepts Medicare Assignment
615 S NEW BALLAS RD, SAINT LOUIS, MO 63141(314) 251-6090(314) 251-1601 Get Directions Write a Review

NPPES record last updated: January 16, 2026. Verified against the NPPES registry weekly; last sync: August 16, 2026.

Record update history: Jan 16, 2026, Mar 14, 2023, Jul 12, 2021 (3 updates tracked since 2021).

About Dr. Conner Schwent Gessert Md NPPES

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

DR. CONNER SCHWENT GESSERT MD (NPI 1174184774) is an individual emergency medicine provider in Saint Louis, Missouri, licensed in Missouri (2021025403) and active in the NPI registry since June 2019. He is enrolled in Medicare PECOS, is affiliated with Mercy Hospital St Louis, and is a graduate of University Of Arkansas College Of Medicine (2019).

NPPES Registry Identity

NPI1174184774
Entity TypeIndividualMale
Primary Taxonomy207P00000X
Provider Legal NameDR. CONNER SCHWENT GESSERTCredential: MD
Location Address615 S NEW BALLAS RDSaint Louis, MO 63141-8221
Mailing Address615 S New Ballas RdSaint Louis, MO 63141-8221 · (314) 251-6090 · Fax (314) 251-1601
Phone(314) 251-6090
Fax(314) 251-1601
Sole ProprietorNo
Medical School CMSUniversity Of Arkansas College Of MedicineGraduated 2019
Enumeration DateJune 25, 2019
Last NPPES UpdateJanuary 16, 20263 updates tracked since enumeration
NPPES CertifiedJanuary 16, 2026
✔ NPI 1174184774 is a valid, active identifier and passes the ISO check-digit test.

Specialties & Licenses

★ Primary SpecialtyEmergency MedicineAllopathic & Osteopathic Physicians
Taxonomy Code207P00000X
License✔ Licensed in MO · 2021025403
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.
615 S NEW BALLAS RD, Saint Louis, MO 63141
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Accepted Insurance

The full list of accepted plans is on the Insurance tab. Issuers include Medica.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

Dr. Conner Schwent Gessert 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 ID5092041210
PECOS Enrollment IDI20221118000550
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 3

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.
249 services242 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.
83 services78 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.
68 services68 patients

Hospital Affiliations CMS Care Compare 2

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

Mercy Hospital St Louis

Acute Care Hospitals · Saint Louis, MO
4/5 CMS rating
OwnershipVoluntary non-profit - Private
CMS Certification Number260020
Location615 New Ballas RoadSaint Louis, MO 63141 · St. Louis County
Emergency services Birthing friendly

Mercy Hospital South

Acute Care Hospitals · Saint Louis, MO
3/5 CMS rating
OwnershipVoluntary non-profit - Private
CMS Certification Number260077
Location10010 Kennerly RoadSaint Louis, MO 63128 · St. Louis County
Emergency services

Physician Visit Costs CMS claims · ZIP area

Typical Medicare office-visit costs in the 63141 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.

MRS. PATRICIA ANN RICE APN
Nurse Practitioner (Family)
615 S NEW BALLAS RD
SAINT LOUIS, MO 63141
St. Louis County (314) 251-6339
MARY BETH WALKER FNP
Nurse Practitioner (Family)
615 S NEW BALLAS RD
SAINT LOUIS, MO 63141
St. Louis County (314) 251-6000
LOVEPREET SINGH RANDHAWA MD
Internal Medicine
615 S NEW BALLAS RD
SAINT LOUIS, MO 63141
St. Louis County (314) 251-6339
DR. CONNOR ROBERT REIS DO
Internal Medicine
615 S NEW BALLAS RD
SAINT LOUIS, MO 63141
St. Louis County (314) 251-6930
MR. SHEBY THOMAS AA-S
Anesthesiologist Assistant
615 S NEW BALLAS RD, DEPT OF ANESTHESIOLOGY
SAINT LOUIS, MO 63141
St. Louis County (636) 386-9224
JOSE L OLIVER SEGARRA
Dentist
615 S NEW BALLAS RD
SAINT LOUIS, MO 63141
St. Louis County (314) 251-6382
CAREN BIRKENKAMP PMHNP-BC
Nurse Practitioner (Psychiatric/Mental Health)
615 S NEW BALLAS RD
SAINT LOUIS, MO 63141
St. Louis County (314) 251-6000
ANAS M HASIC MD
Internal Medicine
615 S NEW BALLAS RD
SAINT LOUIS, MO 63141
St. Louis County (314) 509-5305

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 Conner Gessert's NPI number?

The NPI number for Conner Gessert is 1174184774. It was assigned to this individual provider in the NPPES registry on June 25, 2019.

Where is Conner Gessert located?

Conner Gessert practices at 615 S New Ballas Rd, Saint Louis, MO 63141. The listed phone number is (314) 251-6090.

What is Conner Gessert's specialty?

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

Is Conner Gessert enrolled in Medicare?

Yes. Conner Gessert 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 Conner Gessert accept?

Health plans from Medica list Conner Gessert 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 Conner Gessert affiliated with any hospitals?

According to CMS data, Conner Gessert is affiliated with Mercy Hospital St Louis and Mercy Hospital South.

When was this NPI record last updated?

The NPPES record for Conner Gessert was last updated on January 16, 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.