Active NPI 1114218732 Individual Practitioner Male Practitioner

Dr. Desler Johnson Javier , MD

Internal Medicine • Chicago, IL

✓ Accepts Medicare Assignment

Professional Overview & Biography Verified Profile Summary

Dr. Desler Javier, MD is a certified Internal Medicine practicing in Chicago, IL. With approximately 15 years of clinical experience since completing medical education in 2011, Dr. Javier delivers high-quality medical care to the local community at 836 W WELLINGTON AVE.

Dr. Javier is affiliated with Advocate Health And Hospitals Corporation and accepts Medicare assignment.

Frequently performed procedures and clinical services include subsequent hospital care with moderate levelof medical decision making, if using time, at least, initial hospital care with moderate level of medical decision making, if using time, at least, hospital discharge day management, more than. Full Medicare procedure pricing transparency rates and service volume details are listed on this profile.

Practice Location & Contact Primary Location

Practice Address

836 W Wellington Ave

Chicago, IL 606575147

Telephone 7739751600

Associated Practice Facility / Clinic

🏢 Creticos Id Associates Sc Facility NPI 1538105390

Medicare Profile & Education

Medical School

Other

Graduation Year

2011

Medicare Assignment

✓ Accepts Assignment

Telehealth Flag

In-Person Only

Specialty Benchmarks & Practice Insights

Comparative analytics for Internal Medicine in Chicago, IL

Established Specialist (10-20 Yrs)

Practitioner Clinical Experience

15 Yrs -6.8 yrs vs City Avg

City Avg: 21.8 Yrs

State Avg: 28.9 Yrs

Regional Practice Density

2969 Specialists

Practicing in Chicago, IL (7544 Statewide)

Telehealth Adoption Rate

12.8% Regional Adoption

In-Person Office Visits Only

Medicare Pricing Discount

57.2% Avg Savings

Under CMS Medicare Fee Schedule vs Standard Submitted Charges

Clinical Seniority & Experience Comparison

Dr. Javier (15 Years) 15 Yrs

Chicago Specialty Average (21.8 Years) 21.8 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
99233 Subsequent hospital care with moderate levelof medical decision making, if using time, at least 50 minutes	29	20	$261.00	$121.90
99223 Initial hospital care with moderate level of medical decision making, if using time, at least 75 minutes	25	25	$459.00	$177.89
99239 Hospital discharge day management, more than 30 minutes	19	18	$254.00	$117.03

HCPCS Code & Description	Services	Patients	Submitted Charge	Medicare Allowed
99233 Subsequent hospital care with moderate levelof medical decision making, if using time, at least 50 minutes	67	19	$248.00	$124.67
99223 Initial hospital care with moderate level of medical decision making, if using time, at least 75 minutes	26	26	$437.00	$181.47
99213 Established patient office or other outpatient visit, typically 15 minutes	23	22	$178.00	$88.32
99232 Subsequent hospital care with moderate levelof medical decision making, if using time, at least 35 minutes	20	12	$168.00	$82.71
99239 Hospital discharge day management, more than 30 minutes	15	15	$241.00	$120.24
99214 Established patient office or other outpatient visit with moderate level of decision making, if using time, 30 minutes or more	12	12	$259.00	$115.67
99238 Hospital discharge day management, 30 minutes or less	11	11	$168.00	$84.47

HCPCS Code & Description	Services	Patients	Submitted Charge	Medicare Allowed
99233 Subsequent hospital care with moderate levelof medical decision making, if using time, at least 50 minutes	48	24	$241.00	$106.25
99213 Established patient office or other outpatient visit, typically 15 minutes	25	23	$161.00	$89.09
99214 Established patient office or other outpatient visit with moderate level of decision making, if using time, 30 minutes or more	19	19	$231.11	$135.57

HCPCS Code & Description	Services	Patients	Submitted Charge	Medicare Allowed
99213 Established patient office or other outpatient visit, typically 15 minutes	40	36	$153.00	$97.92
99214 Established patient office or other outpatient visit with moderate level of decision making, if using time, 30 minutes or more	34	30	$224.00	$138.80
83036 Hemoglobin A1C level	14	14	$68.00	$9.02

HCPCS Code & Description	Services	Patients	Submitted Charge	Medicare Allowed
99233 Subsequent hospital care with moderate levelof medical decision making, if using time, at least 50 minutes	72	20	$240.86	$110.94
99232 Subsequent hospital care with moderate levelof medical decision making, if using time, at least 35 minutes	69	25	$166.55	$76.79
99213 Established patient office or other outpatient visit, typically 15 minutes	68	63	$146.00	$79.21
99214 Established patient office or other outpatient visit with moderate level of decision making, if using time, 30 minutes or more	31	28	$213.00	$112.77
99223 Initial hospital care with moderate level of medical decision making, if using time, at least 75 minutes	24	22	$435.58	$216.86
99239 Hospital discharge day management, more than 30 minutes	15	15	$241.00	$113.92
G0008 Administration of influenza virus vaccine	14	14	$41.00	$17.62
83036 Hemoglobin A1C level	11	11	$68.00	$8.76

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	109	72	$213.00	$115.16
99213 Established patient office or other outpatient visit, typically 15 minutes	105	86	$146.00	$78.71
99233 Subsequent hospital care with moderate levelof medical decision making, if using time, at least 50 minutes	94	29	$231.00	$111.01
99232 Subsequent hospital care with moderate levelof medical decision making, if using time, at least 35 minutes	51	20	$158.00	$77.77
99239 Hospital discharge day management, more than 30 minutes	45	42	$241.00	$113.81
99223 Initial hospital care with moderate level of medical decision making, if using time, at least 75 minutes	38	37	$420.00	$216.32
G0008 Administration of influenza virus vaccine	24	24	$41.00	$17.34
83036 Hemoglobin A1C level	23	18	$68.00	$10.57
90686 Vaccine for influenza for administration into muscle, 0.5 ml dosage	20	20	$35.00	$18.65
99212 Established patient office or other outpatient visit with straightforward medical decision making, if using time, 10 minutes or more	17	16	$102.00	$47.86
99235 Initial hospital care with same-day admission and discharge with moderate level of medical decision making, per day, if using time, at least 70 minutes	13	13	$377.00	$180.90
99203 New patient office or other outpatient visit with low level of medical decision making, if using time, 30 minutes or more	12	12	$225.00	$116.13
G0009 Administration of pneumococcal vaccine	11	11	$41.00	$17.35

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	143	92	$194.99	$112.26
99213 Established patient office or other outpatient visit, typically 15 minutes	134	98	$133.67	$76.62
99233 Subsequent hospital care with moderate levelof medical decision making, if using time, at least 50 minutes	64	23	$223.61	$110.63
99232 Subsequent hospital care with moderate levelof medical decision making, if using time, at least 35 minutes	50	18	$157.20	$77.36
99239 Hospital discharge day management, more than 30 minutes	46	40	$215.96	$113.79
83036 Hemoglobin A1C level	41	37	$64.20	$11.75
99223 Initial hospital care with moderate level of medical decision making, if using time, at least 75 minutes	34	30	$405.59	$215.93
90686 Vaccine for influenza for administration into muscle, 0.5 ml dosage	18	18	$35.00	$18.65
G0008 Administration of influenza virus vaccine	17	17	$41.00	$21.46
99215 Established patient office or other outpatient visit with high level of medical decision making, if using time, 40 minutes or more	15	13	$265.27	$153.20
99235 Initial hospital care with same-day admission and discharge with moderate level of medical decision making, per day, if using time, at least 70 minutes	15	15	$374.07	$179.73
99236 Initial hospital care with same-day admission and discharge with high level of medical decision making, per day, if using time, at least 85 minutes	15	14	$452.00	$231.95
99222 Initial hospital care with straightforward or low-level medical decision making, if using time, at least 55 minutes	14	14	$285.00	$145.98
99217 Hospital observation care on day of discharge	14	14	$147.93	$77.57
93000 Routine ekg using at least 12 leads including interpretation and report	13	13	$78.92	$18.08
99219 Hospital observation care, typically 50 minutes	12	12	$243.00	$144.62

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	162	112	$184.00	$113.09
99213 Established patient office or other outpatient visit, typically 15 minutes	139	105	$129.00	$77.06
99233 Subsequent hospital care with moderate levelof medical decision making, if using time, at least 50 minutes	87	41	$220.00	$110.86
99239 Hospital discharge day management, more than 30 minutes	72	57	$205.00	$113.57
99223 Initial hospital care with moderate level of medical decision making, if using time, at least 75 minutes	50	41	$385.00	$216.16
99232 Subsequent hospital care with moderate levelof medical decision making, if using time, at least 35 minutes	46	23	$150.00	$76.47
83036 Hemoglobin A1C level	28	24	$64.00	$13.05
G0008 Administration of influenza virus vaccine	23	23	$41.00	$26.65
99215 Established patient office or other outpatient visit with high level of medical decision making, if using time, 40 minutes or more	23	16	$247.00	$152.50
99236 Initial hospital care with same-day admission and discharge with high level of medical decision making, per day, if using time, at least 85 minutes	22	21	$444.00	$231.53
90686 Vaccine for influenza for administration into muscle, 0.5 ml dosage	20	20	$35.00	$18.65
G0009 Administration of pneumococcal vaccine	16	16	$41.00	$26.65
90670 Pneumococcal vaccine for injection into muscle	14	14	$311.21	$187.17
93000 Routine ekg using at least 12 leads including interpretation and report	12	12	$78.00	$18.13
G0438 Annual wellness visit; includes a personalized prevention plan of service (pps), initial visit	11	11	$345.00	$169.02

Medical Specialties & State Licenses

CMS Verified: 2025-03-05

Internal Medicine Primary Specialty

NUCC Taxonomy Code: 207R00000X

State License IL 036-135592

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.

Hospital & Practice Group Affiliations

Advocate Health And Hospitals Corporation

3048 N Wilton Ave, Chicago, IL 606576710

Phone: 7732965420

Practice Associates & Co-Workers

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

40 Associated Practitioners

Debra Farida

Nurse Anesthetist, Certified Registered

NPI 1003456039

Dr. Radomir Piwko , MD

Hospitalist

NPI 1033347166

Doctor of Medicine (M.D.)

Andrew Chet

Hospitalist

NPI 1033422811

Dr. Marina Dubovis , DO

Obstetrics & Gynecology

NPI 1033738158

Doctor of Osteopathic Medicine (D.O.)

Dr. Jacqueline Rice , MD

Obstetrics & Gynecology

NPI 1033859905

Doctor of Medicine (M.D.)

Dr. Daniel Lis , MD

Pediatrics

NPI 1043471600

Doctor of Medicine (M.D.)

Career & Practice History Timeline

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

7 Historical Events

📍

Updated Business Mailing Address March 05, 2025

Registered at 29373 NETWORK PL, CHICAGO, IL 606731293 (Tel: 8473905900)

✅

NPI Profile Active October 16, 2015

NPI status registered as active in NPPES database

📍

Updated Practice Location October 16, 2015

Registered at 836 W WELLINGTON AVE, CHICAGO, IL 606575147 (Tel: 7739751600)

📍

Updated Business Mailing Address October 16, 2015

Registered at 3048 NORTH WILTON AVENUE, CHICAGO, IL 606756710 (Tel: 7732965424)

👤

Provider Name / Credentials Updated October 16, 2015

Recorded as DESLER JAVIER, M.D.

🎓

Medical Taxonomy / Specialty Registered (Primary Specialty) October 16, 2015

Internal Medicine (License #036-135592 in IL)

🟢

Initial NPI Registration & Enumeration April 30, 2011

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: 1114218732

Entity Type:

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

Enumeration Date: April 30, 2011

Last Update: March 05, 2025

Sole Proprietor: No

Update or Correct Profile

Mailing Address

29373 Network Pl

Chicago, IL 606731293

Phone: 8473905900

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.