Active NPI 1871830141 Individual Practitioner Male Practitioner

Glennon Lee Johnston , PA-C

Physician Assistant • Aurora, IL

✓ Accepts Medicare Assignment

Professional Overview & Biography Verified Profile Summary

Glennon Johnston, PA-C is a certified Physician Assistant practicing in Aurora, IL. With approximately 14 years of clinical experience since completing medical education in 2012, Glennon Johnston delivers high-quality medical care to the local community at 1325 N HIGHLAND AVE.

Glennon Johnston is affiliated with Endeavor Health Medical Group and accepts Medicare assignment.

Frequently performed procedures and clinical services include emergency department visit with moderate level of medical decision making, emergency department visit with low level of medical decision making, established patient outpatient office visit. Full Medicare procedure pricing transparency rates and service volume details are listed on this profile.

Practice Location & Contact Primary Location

Practice Address

1325 N Highland Ave

Aurora, IL 605061449

Telephone 6308752222

Associated Practice Facility / Clinic

🏢 Aurora Radiology Consultants, S.c. Facility NPI 1053310417

Medicare Profile & Education

Medical School

Other

Graduation Year

2012

Medicare Assignment

✓ Accepts Assignment

Telehealth Flag

In-Person Only

Specialty Benchmarks & Practice Insights

Comparative analytics for Physician Assistant in Aurora, IL

Established Specialist (10-20 Yrs)

Practitioner Clinical Experience

14 Yrs +3.1 yrs vs City Avg

City Avg: 10.9 Yrs

State Avg: 11.7 Yrs

Regional Practice Density

68 Specialists

Practicing in Aurora, IL (4958 Statewide)

Telehealth Adoption Rate

10.3% Regional Adoption

In-Person Office Visits Only

Medicare Pricing Discount

86.6% Avg Savings

Under CMS Medicare Fee Schedule vs Standard Submitted Charges

Clinical Seniority & Experience Comparison

Dr. Johnston (14 Years) 14 Yrs

Aurora Specialty Average (10.9 Years) 10.9 Yrs

Performed Procedures & Service Volume

Top Medicare Part B procedures performed by this practitioner

CMS Official Data (2024)

Reporting Year:

HCPCS Code & Description	Services	Patients	Submitted Charge	Medicare Allowed
99284 Emergency department visit with moderate level of medical decision making	44	44	$704.00	$105.61
99283 Emergency department visit with low level of medical decision making	33	33	$551.00	$62.14

HCPCS Code & Description	Services	Patients	Submitted Charge	Medicare Allowed
99213 Established patient office or other outpatient visit, typically 15 minutes	97	90	$131.97	$72.48
99203 New patient office or other outpatient visit with low level of medical decision making, if using time, 30 minutes or more	66	66	$204.86	$91.59
U0002 2019-ncov coronavirus, sars-cov-2/2019-ncov (covid-19), any technique, multiple types or subtypes (includes all targets), non-cdc	25	24	$103.00	$50.28
99214 Established patient office or other outpatient visit with moderate level of decision making, if using time, 30 minutes or more	24	23	$254.33	$91.43
81002 Urinalysis, manual test	19	19	$23.00	$3.41
99204 New patient office or other outpatient visit with moderate level of medical decision making, if using time, 45 minutes or more	16	16	$309.44	$135.09

HCPCS Code & Description	Services	Patients	Submitted Charge	Medicare Allowed
99213 Established patient office or other outpatient visit, typically 15 minutes	81	77	$141.27	$70.52
99203 New patient office or other outpatient visit with low level of medical decision making, if using time, 30 minutes or more	64	64	$207.42	$91.85
U0002 2019-ncov coronavirus, sars-cov-2/2019-ncov (covid-19), any technique, multiple types or subtypes (includes all targets), non-cdc	35	34	$103.00	$50.40
99283 Emergency department visit with low level of medical decision making	31	29	$526.87	$62.42
81002 Urinalysis, manual test	16	15	$23.00	$3.43
99214 Established patient office or other outpatient visit with moderate level of decision making, if using time, 30 minutes or more	15	15	$232.87	$96.51
99204 New patient office or other outpatient visit with moderate level of medical decision making, if using time, 45 minutes or more	11	11	$332.45	$133.13

HCPCS Code & Description	Services	Patients	Submitted Charge	Medicare Allowed
99213 Established patient office or other outpatient visit, typically 15 minutes	56	55	$140.13	$71.41
99203 New patient office or other outpatient visit with low level of medical decision making, if using time, 30 minutes or more	36	36	$206.56	$90.30
U0002 2019-ncov coronavirus, sars-cov-2/2019-ncov (covid-19), any technique, multiple types or subtypes (includes all targets), non-cdc	35	34	$103.00	$51.31
99283 Emergency department visit with low level of medical decision making	28	28	$519.14	$63.95
99214 Established patient office or other outpatient visit with moderate level of decision making, if using time, 30 minutes or more	16	16	$206.94	$107.56
99212 Established patient office or other outpatient visit with straightforward medical decision making, if using time, 10 minutes or more	11	11	$103.09	$40.97
99204 New patient office or other outpatient visit with moderate level of medical decision making, if using time, 45 minutes or more	11	11	$283.00	$133.39

HCPCS Code & Description	Services	Patients	Submitted Charge	Medicare Allowed
99203 New patient office or other outpatient visit with low level of medical decision making, if using time, 30 minutes or more	40	40	$208.47	$87.17
99214 Established patient office or other outpatient visit with moderate level of decision making, if using time, 30 minutes or more	34	34	$237.79	$76.27
99213 Established patient office or other outpatient visit, typically 15 minutes	28	27	$136.43	$58.95
99202 New patient office or other outpatient visit, typically 20 minutes	21	21	$152.00	$64.11
99204 New patient office or other outpatient visit with moderate level of medical decision making, if using time, 45 minutes or more	15	15	$366.40	$122.44

HCPCS Code & Description	Services	Patients	Submitted Charge	Medicare Allowed
99214 Established patient office or other outpatient visit with moderate level of decision making, if using time, 30 minutes or more	85	85	$215.22	$69.03
99204 New patient office or other outpatient visit with moderate level of medical decision making, if using time, 45 minutes or more	25	25	$338.68	$113.33
99283 Emergency department visit with low level of medical decision making	20	20	$490.20	$56.46
99213 Established patient office or other outpatient visit, typically 15 minutes	13	13	$160.31	$45.36

HCPCS Code & Description	Services	Patients	Submitted Charge	Medicare Allowed
99214 Established patient office or other outpatient visit with moderate level of decision making, if using time, 30 minutes or more	77	75	$169.73	$69.62
99204 New patient office or other outpatient visit with moderate level of medical decision making, if using time, 45 minutes or more	45	45	$264.87	$116.51
99213 Established patient office or other outpatient visit, typically 15 minutes	17	17	$132.18	$45.90
99283 Emergency department visit with low level of medical decision making	12	12	$479.00	$55.65

HCPCS Code & Description	Services	Patients	Submitted Charge	Medicare Allowed
99214 Established patient office or other outpatient visit with moderate level of decision making, if using time, 30 minutes or more	76	76	$158.68	$70.06
99204 New patient office or other outpatient visit with moderate level of medical decision making, if using time, 45 minutes or more	39	39	$262.08	$117.01
99213 Established patient office or other outpatient visit, typically 15 minutes	16	16	$118.13	$45.56
99203 New patient office or other outpatient visit with low level of medical decision making, if using time, 30 minutes or more	11	11	$180.27	$69.60

Medical Specialties & State Licenses

CMS Verified: 2025-12-02

Physician Assistant Primary Specialty

NUCC Taxonomy Code: 363A00000X

State License IL 085004497

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

Endeavor Health Medical Group

2650 Ridge Ave, Evanston, IL 602011700

Secondary Practice Locations

303 W Lake St

Addison, IL 601012586

Phone: 6305273645

Practice Associates & Co-Workers

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

40 Associated Practitioners

Ana Ruiz

Counselor - Mental Health

NPI 1003567165

Wajahat Khan , PA-C

Physician Assistant

NPI 1013626720

Physician Assistant (Certified)

Dr. Stanley Okon , MD

Psychiatry & Neurology - Psychiatry

NPI 1023243334

Doctor of Medicine (M.D.)

Francesca Alvarado , LSW

Social Worker

NPI 1063292407

Licensed Social Worker

Michael Grimm , APN

Nurse Practitioner - Adult Health

NPI 1073732061

Advanced Practice Nurse

Kristine Sankey

Speech-Language Pathologist

NPI 1104172725

Career & Practice History Timeline

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

7 Historical Events

📍

Updated Business Mailing Address December 02, 2025

Registered at 2650 RIDGE AVE STE 1223, EVANSTON, IL 602011700 (Tel: 8475702040)

✅

NPI Profile Active January 07, 2013

NPI status registered as active in NPPES database

📍

Updated Practice Location January 07, 2013

Registered at 1325 N HIGHLAND AVE, AURORA, IL 605061449 (Tel: 6308752222)

📍

Updated Business Mailing Address January 07, 2013

Registered at 307 S EVERGREEN AVE, WOODBURY, NJ 080962739 (Tel: 8566864316)

👤

Provider Name / Credentials Updated January 07, 2013

Recorded as GLENNON JOHNSTON, PA-C

🎓

Medical Taxonomy / Specialty Registered (Primary Specialty) January 07, 2013

Physician Assistant (License #085004497 in IL)

🟢

Initial NPI Registration & Enumeration January 07, 2013

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: 1871830141

Entity Type:

Individual Provider Physician, Nurse Practitioner, or Solo Healthcare Professional (Type 1 NPI)

Enumeration Date: January 07, 2013

Last Update: December 02, 2025

Sole Proprietor: No

Update or Correct Profile

Mailing Address

2650 Ridge Ave Ste 1223

Evanston, IL 602011700

Phone: 8475702040

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.