Independent US Healthcare Provider Directory & Public Medical Database
Active NPI 1952014334 Individual Practitioner Male Practitioner

Jacob William Vohsen , PA

Physician Assistant • O Fallon, MO

✓ Accepts Medicare Assignment

Professional Overview & Biography Verified Profile Summary

Jacob Vohsen, PA is a certified Physician Assistant practicing in O Fallon, MO. With approximately 3 years of clinical experience since graduating from Saint Louis University School Of Medicine in 2023, Jacob Vohsen delivers high-quality medical care to the local community at 2 PROGRESS POINT PKWY.

Jacob Vohsen is affiliated with Washington University Community Specialists, Llc and accepts Medicare assignment.

Frequently performed procedures and clinical services include emergency department visit for life threatening or functioning severity, emergency department visit with moderate level of medical decision making, emergency department visit with low level of medical decision making. Full Medicare procedure pricing transparency rates and service volume details are listed on this profile.

Practice Location & Contact Primary Location

Practice Address

2 Progress Point Pkwy
Dept Emergency Med

O Fallon, MO 633682205

Telephone 3143629123
Fax 3147479160
Associated Practice Facility / Clinic

Medicare Profile & Education

Medical School

Saint Louis University School Of Medicine

Graduation Year

2023

Medicare Assignment

✓ Accepts Assignment

Telehealth Flag

In-Person Only

Specialty Benchmarks & Practice Insights

Comparative analytics for Physician Assistant in O Fallon, MO

Rising Specialist (<5 Yrs)
Practitioner Clinical Experience
3 Yrs -6.6 yrs vs City Avg
City Avg: 9.6 Yrs
State Avg: 10.3 Yrs
Regional Practice Density
19 Specialists

Practicing in O Fallon, MO (1802 Statewide)

Telehealth Adoption Rate
15.8% Regional Adoption

In-Person Office Visits Only

Medicare Pricing Discount
92.5% Avg Savings

Under CMS Medicare Fee Schedule vs Standard Submitted Charges

Clinical Seniority & Experience Comparison

Dr. Vohsen (3 Years) 3 Yrs
O Fallon Specialty Average (9.6 Years) 9.6 Yrs

Performed Procedures & Service Volume

Top Medicare Part B procedures performed by this practitioner

CMS Official Data (2024)
HCPCS Code & Description Services Patients Submitted Charge Medicare Allowed
99285 Emergency department visit for life threatening or functioning severity
136 131 $1895.00 $143.66
99284 Emergency department visit with moderate level of medical decision making
93 88 $1271.00 $99.16
99283 Emergency department visit with low level of medical decision making
24 24 $852.00 $58.26

Medical Specialties & State Licenses

CMS Verified: 2025-01-06
Physician Assistant Primary Specialty

NUCC Taxonomy Code: 363A00000X

State License MO 2024004740

A physician assistant is a person who has successfully completed an accredited education program for physician assistant, is licensed by the state and is practicing within the scope of that license. Physician assistants are formally trained to perform many of the routine, time-consuming tasks a physician can do. In some states, they may prescribe medications. They take medical histories, perform physical exams, order lab tests and x-rays, and give inoculations. Most states require that they work under the supervision of a physician.

Hospital & Practice Group Affiliations

Washington University Community Specialists, Llc

2 Progress Point Pkwy, O Fallon, MO 633682205

Phone: 3143629123

Washington University Community Specialists, Llc

1225 Graham Rd, Florissant, MO 630318012

Phone: 3143629123

Practice Associates & Co-Workers

Healthcare professionals and specialists practicing at this location or sharing practice phone/fax

40 Associated Practitioners
Kelsey Harris , PA

Physician Assistant

NPI 1003579327

Physician Assistant

Kelley Tegethoff , PA

Physician Assistant

NPI 1013565308

Physician Assistant

Dr. Richard Griffey , MD

Emergency Medicine

NPI 1023075405

Doctor of Medicine (M.D.)

Dr. Opeolu Adeoye , MD

Emergency Medicine

NPI 1023120623

Doctor of Medicine (M.D.)

Dr. Grace Montes , MD

Emergency Medicine

NPI 1023478542

Doctor of Medicine (M.D.)

Christie Keen , FNP

Nurse Practitioner

NPI 1023577442

Family Nurse Practitioner

Career & Practice History Timeline

Chronological log of verified NPI updates, location relocations, credentials, and registry changes

10 Historical Events
📍
Updated Practice Location July 14, 2025

Registered at 2 PROGRESS POINT PKWY, DEPT EMERGENCY MED, O FALLON, MO 633682205 (Tel: 3143629123)

📍
Updated Business Mailing Address July 14, 2025

Registered at PO BOX 7412011, CHICAGO, IL 606742011 (Tel: 3143629123)

👤
Provider Name / Credentials Updated July 14, 2025

Recorded as JACOB VOHSEN, PA

🎓
Medical Taxonomy / Specialty Registered (Primary Specialty) January 06, 2025

Physician Assistant (License #2024004740 in MO)

NPI Profile Active January 02, 2023

NPI status registered as active in NPPES database

📍
Updated Practice Location January 02, 2023

Registered at 3437 CAROLINE ST, SAINT LOUIS, MO 631041111 (Tel: 6363993751)

📍
Updated Business Mailing Address January 02, 2023

Registered at 104 PINE POINTE CT, WENTZVILLE, MO 633855119 (Tel: 6363993751)

👤
Provider Name / Credentials Updated January 02, 2023

Recorded as JACOB VOHSEN

🎓
Medical Taxonomy / Specialty Registered (Primary Specialty) January 02, 2023

Student in an Organized Health Care Education/Training Program

🟢
Initial NPI Registration & Enumeration January 02, 2023

First registered as active Individual Practitioner in NPPES Database.

Patient & Community Reviews

Verified patient ratings, medical care experiences, and facility photos

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NPI Administrative Meta

NPI Number: 1952014334
Entity Type:
Individual Provider Physician, Nurse Practitioner, or Solo Healthcare Professional (Type 1 NPI)
Enumeration Date: January 02, 2023
Last Update: July 14, 2025
Sole Proprietor: No

Mailing Address

Po Box 7412011

Chicago, IL 606742011

Phone: 3143629123

Public Domain Record This profile contains public domain information published by CMS and NPPES under the Freedom of Information Act (FOIA).
⚠️ Medical Disclaimer

This directory listing is for informational purposes only and does not constitute medical advice, diagnosis, or physician endorsement. If you are experiencing a medical emergency, please call 911 immediately.