JOHN E VERNON MD
NPI 1891793105
Internal Medicine in Saint Louis, MO

Active since July 11, 2005PECOS EnrolledAccepts Medicare Assignment
12680 OLIVE BLVD STE 100, SAINT LOUIS, MO 63141(314) 251-8900 Get Directions Write a Review

NPPES record last updated: March 13, 2018. Verified against the NPPES registry weekly; last sync: August 16, 2026.

About John E Vernon Md NPPES

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

JOHN E VERNON MD (NPI 1891793105) is an individual internal medicine provider in Saint Louis, Missouri, licensed in Missouri (2001031156) and active in the NPI registry since July 2005. He is enrolled in Medicare PECOS, is affiliated with Mercy Hospital St Louis, and is a graduate of University Of Missouri, Columbia School Of Medicine (2000).

NPPES Registry Identity

NPI1891793105
Entity TypeIndividualMale
Primary Taxonomy207R00000X
Provider Legal NameJOHN E VERNONCredential: MD
Location Address12680 OLIVE BLVD STE 100Saint Louis, MO 63141-6322
Mailing Address12680 Olive Blvd Ste 100Saint Louis, MO 63141-6322 · (314) 251-8900
Sole ProprietorNo
Medical School CMSUniversity Of Missouri, Columbia School Of MedicineGraduated 2000
Enumeration DateJuly 11, 2005
Last NPPES UpdateMarch 13, 2018
NPI 1891793105 is a valid, active identifier and passes the ISO check-digit test.

Specialties & Licenses

Primary SpecialtyInternal MedicineAllopathic & Osteopathic Physicians
Taxonomy Code207R00000X
License Licensed in MO · 2001031156
Definition
A physician who provides long-term, comprehensive care in the office and the hospital, managing both common and complex illness of adolescents, adults and the elderly. Internists are trained in the diagnosis and treatment of cancer, infections and diseases affecting the heart, blood, kidneys, joints and digestive, respiratory and vascular systems. They are also trained in the essentials of primary care internal medicine, which incorporates an understanding of disease prevention, wellness, substance abuse, mental health and effective treatment of common problems of the eyes, ears, skin, nervous system and reproductive organs.
12680 OLIVE BLVD STE 100, Saint Louis, MO 63141

Other Identifiers 1

Medicaid208988501MO

Accepted 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

John E Vernon 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 ID1355332990
PECOS Enrollment IDI20040521000327
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 10

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.

Established patient office or other outpatient visit with low level od decision making, if using time, 20 minutes or more 99213
This is a routine visit for patients who have already been seen by the healthcare provider. During this approximately 20-29 minute appointment, your health status will be evaluated and any necessary treatments or tests will be discussed. It's a chance to address any health concerns you may have.
289 services199 patients
Annual wellness visit, includes a personalized prevention plan of service (pps), subsequent visit G0439
An annual wellness visit is a yearly appointment with your primary care provider to create or update a personalized prevention plan. This plan helps prevent illness based on your current health and risk factors. It's a subsequent visit, meaning it follows an initial assessment.
201 services201 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.
176 services128 patients
Administration of influenza virus vaccine G0008
The administration of the influenza virus vaccine, also known as the flu shot, is a simple procedure to protect against the flu. A healthcare provider injects a small dose of the vaccine into your arm. This stimulates your immune system to produce antibodies, which will help your body fight off the flu if exposed.
50 services49 patients
Influenza vaccine split virus, preservative free 90662
The Influenza Vaccine Split Virus, preservative-free, is a flu shot to protect against the influenza virus. It is made from parts of inactivated flu viruses and doesn't contain preservatives, reducing potential side effects. It helps your body develop immunity to the flu.
46 services45 patients
Pneumococcal conjugate vaccine, 20 valent (pcv20), for intramuscular use 90677
The Pneumococcal Conjugate Vaccine (PCV20) is a shot given to protect against 20 types of bacteria that can cause serious infections like pneumonia and meningitis. It's administered through a muscle, usually in the arm. It's important for overall health.
19 services19 patients

Hospital Affiliations CMS Care Compare 5

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

St Lukes Hospital

Acute Care Hospitals · Chesterfield, MO
4/5 CMS rating
OwnershipVoluntary non-profit - Private
CMS Certification Number260179
Location232 S Woods Mill RdChesterfield, MO 63017 · St. Louis County
Emergency services Birthing friendly

Barnes-Jewish St Peters Hospital

Acute Care Hospitals · Saint Peters, MO
5/5 CMS rating
OwnershipVoluntary non-profit - Other
CMS Certification Number260191
Location10 Hospital DrSaint Peters, MO 63376 · St. Charles County
Emergency services

Mercy Hospital Lincoln

Critical Access Hospitals · Troy, MO
OwnershipGovernment - Local
CMS Certification Number261319
Location1000 East Cherry StreetTroy, MO 63379 · Lincoln 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
$128.28 typical visit price
range $55.65 – $169.38
Typical copayment $32.07 (range $13.91 – $42.34)
Most-billed visit code 99204
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.

Referred Medical Equipment & Supplies CMS DME claims 4

Durable medical equipment, devices and supplies this provider ordered from DME suppliers for patients, from Medicare fee-for-service claims.

Blood glucose test or reagent strips for home blood glucose monitor, per 50 strips A4253
DME-Other DME · category DE017N
14 suppliers30 claims75 services$5.72 avg. paid by Medicare
Lancets, per box of 100 A4259
DME-Medical/Surgical Supplies · category DA000N
5 suppliers12 claims13 services$1.02 avg. paid by Medicare
Home ventilator, any type, used with invasive interface, (e.g., tracheostomy tube) E0465
DME-Other DME · category DE005N
1 supplier12 claims24 services$852.23 avg. paid by Medicare
Supply allowance for therapeutic continuous glucose monitor (cgm), includes all supplies and accessories, 1 month supply = 1 unit of service K0553
DME-Other DME · category DE017N
4 suppliers22 claims22 services$176.65 avg. paid by Medicare
Dollar amounts are the average Medicare paid the supplier per service. They are not the cost to the patient.

Other Providers at the Same Location NPPES 5

Providers registered at the same practice address, or within the immediate area, according to the NPPES registry.

Internal Medicine
12680 OLIVE BLVD STE 100
CREVE COEUR, MO 63141
Nurse Practitioner (Family)
12680 OLIVE BLVD STE 100
SAINT LOUIS, MO 63141
Internal Medicine
12680 OLIVE BLVD STE 100
SAINT LOUIS, MO 63141
Physician Assistant
12680 OLIVE BLVD STE 100
SAINT LOUIS, MO 63141
Family Medicine
12680 OLIVE BLVD STE 100
SAINT LOUIS, MO 63141

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 John Vernon's NPI number?

The NPI number for John Vernon is 1891793105. It was assigned to this individual provider in the NPPES registry on July 11, 2005.

Where is John Vernon located?

John Vernon practices at 12680 Olive Blvd Ste 100, Saint Louis, MO 63141. The listed phone number is (314) 251-8900.

What is John Vernon's specialty?

The primary specialty registered for this NPI is Internal Medicine with taxonomy code 207R00000X.

Is John Vernon enrolled in Medicare?

Yes. John Vernon 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 John Vernon accept?

Health plans from Ambetter Health, Ambetter Health of Delaware, Ambetter from Arkansas Health & Wellness, Ambetter from Home State Health and Ambetter from Sunflower Health Plan and 5 other insurers list John Vernon 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 John Vernon affiliated with any hospitals?

According to CMS data, John Vernon is affiliated with Mercy Hospital St Louis, Mercy Hospital South, St Lukes Hospital, Barnes-Jewish St Peters Hospital and Mercy Hospital Lincoln.

When was this NPI record last updated?

The NPPES record for John Vernon was last updated on March 13, 2018. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 8 years 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.