Active NPI 1265449722 Individual Practitioner Male Practitioner

Dr. John K. Lee , MD

Internal Medicine • Naperville, IL

✓ Accepts Medicare Assignment

Professional Overview & Biography Verified Profile Summary

Dr. John Lee, MD is a certified Internal Medicine practicing in Naperville, IL. With approximately 25 years of clinical experience since graduating from University Of Illinois College Of Med (Chi/Peor/Rock/Chm-Urb) in 2001, Dr. Lee delivers high-quality medical care to the local community at 1220 HOBSON RD.

Dr. Lee is affiliated with Dupage Medical Group Ltd and accepts Medicare assignment.

Frequently performed procedures and clinical services include established patient outpatient office visit, insertion of needle into vein for collection of blood sample, blood test, thyroid stimulating hormone (tsh). Full Medicare procedure pricing transparency rates and service volume details are listed on this profile.

Practice Location & Contact Primary Location

Practice Address

1220 Hobson Rd
204

Naperville, IL 605408139

Telephone 6304167766

Associated Practice Facility / Clinic

🏢 Edward Health Ventures Facility NPI 1376593327

Medicare Profile & Education

Medical School

University Of Illinois College Of Med (Chi/peor/rock/chm-Urb)

Graduation Year

2001

Medicare Assignment

✓ Accepts Assignment

Telehealth Flag

In-Person Only

Specialty Benchmarks & Practice Insights

Comparative analytics for Internal Medicine in Naperville, IL

Senior Veteran Specialist (>20 Yrs)

Practitioner Clinical Experience

25 Yrs -2.5 yrs vs City Avg

City Avg: 27.5 Yrs

State Avg: 28.9 Yrs

Regional Practice Density

78 Specialists

Practicing in Naperville, IL (7544 Statewide)

Telehealth Adoption Rate

50.0% Regional Adoption

In-Person Office Visits Only

Medicare Pricing Discount

62.4% Avg Savings

Under CMS Medicare Fee Schedule vs Standard Submitted Charges

Clinical Seniority & Experience Comparison

Dr. Lee (25 Years) 25 Yrs

Naperville Specialty Average (27.5 Years) 27.5 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
99214 Established patient office or other outpatient visit with moderate level of decision making, if using time, 30 minutes or more	346	188	$229.00	$131.30
36415 Insertion of needle into vein for collection of blood sample	231	169	$20.00	$8.65
84443 Blood test, thyroid stimulating hormone (TSH)	170	154	$86.00	$16.46
G0439 Annual wellness visit, includes a personalized prevention plan of service (pps), subsequent visit	164	164	$229.00	$132.97
80061 Blood test, lipids (cholesterol and triglycerides)	159	148	$69.00	$13.12
80053 Blood test, comprehensive group of blood chemicals	155	143	$55.00	$10.35
85025 Complete blood cell count (red cells, white blood cell, platelets), automated test and automated differential white blood cell count	154	142	$40.00	$7.61
G2211 Visit complexity inherent to evaluation and management associated with medical care services that serve as the continuing focal point for all needed health care services and/or with medical care services that are part of ongoing care related to a patient's	137	92	$35.00	$16.72
83036 Hemoglobin A1C level	132	111	$50.00	$9.52
G0103 Prostate cancer screening; prostate specific antigen test (psa)	97	97	$52.00	$18.92
90677 Pneumococcal conjugate vaccine, 20 valent (pcv20), for intramuscular use	57	57	$851.00	$289.82
G0009 Administration of pneumococcal vaccine	57	57	$55.00	$33.45
99213 Established patient office or other outpatient visit, typically 15 minutes	45	39	$157.00	$93.71
82043 Urine microalbumin (protein) level	43	37	$30.00	$5.66
82570 Creatinine level to test for kidney function or muscle injury	43	37	$27.00	$5.08
84439 Thyroxine (thyroid chemical), free	35	26	$46.00	$8.84
G0008 Administration of influenza virus vaccine	33	33	$55.00	$33.45
90653 Vaccine for influenza for injection into muscle	29	29	$251.00	$81.82
82746 Folic acid level	24	24	$77.00	$14.41
82607 Cyanocobalamin (vitamin B-12) level	24	24	$77.00	$14.78
82306 Vitamin d-3 level	23	22	$152.00	$29.01
83090 Homocysteine (amino acid) level	22	22	$87.00	$17.56
80048 Blood test, basic group of blood chemicals (calcium, total)	20	16	$44.00	$8.29
85652 Red blood cell sedimentation rate, to detect inflammation, automated	17	17	$14.00	$2.65
G0402 Initial preventive physical examination; face-to-face visit, services limited to new beneficiary during the first 12 months of medicare enrollment	11	11	$329.91	$168.84

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	310	186	$229.00	$132.19
36415 Insertion of needle into vein for collection of blood sample	212	165	$20.00	$8.37
84443 Blood test, thyroid stimulating hormone (TSH)	154	141	$86.00	$16.46
G0439 Annual wellness visit, includes a personalized prevention plan of service (pps), subsequent visit	154	154	$229.00	$133.37
80053 Blood test, comprehensive group of blood chemicals	147	137	$55.00	$10.35
80061 Blood test, lipids (cholesterol and triglycerides)	144	138	$69.00	$13.12
85025 Complete blood cell count (red cells, white blood cell, platelets), automated test and automated differential white blood cell count	141	132	$40.00	$7.61
83036 Hemoglobin A1C level	121	99	$50.00	$9.52
G0009 Administration of pneumococcal vaccine	65	65	$55.00	$32.05
90677 Pneumococcal conjugate vaccine, 20 valent (pcv20), for intramuscular use	65	65	$851.00	$282.37
G0103 Prostate cancer screening; prostate specific antigen test (psa)	59	59	$52.00	$18.92
99213 Established patient office or other outpatient visit, typically 15 minutes	56	52	$157.00	$94.11
84439 Thyroxine (thyroid chemical), free	54	41	$46.00	$8.69
G0008 Administration of influenza virus vaccine	38	38	$55.00	$32.05
90694 Influenza vaccine, quadrivalent inactivated, 0.5 ml dosage	35	35	$103.00	$75.49
82043 Urine microalbumin (protein) level	31	29	$30.00	$5.66
82570 Creatinine level to test for kidney function or muscle injury	31	29	$27.00	$5.08
84153 Psa (prostate specific antigen) measurement, total	23	23	$94.00	$18.02
83090 Homocysteine (amino acid) level	17	15	$87.00	$17.56
82607 Cyanocobalamin (vitamin B-12) level	16	15	$77.00	$14.78
82746 Folic acid level	13	13	$77.00	$14.41
83735 Magnesium level	13	13	$34.00	$6.57
84154 Psa (prostate specific antigen) measurement, free	13	13	$94.00	$18.02
82306 Vitamin d-3 level	13	12	$152.00	$29.01
99204 New patient office or other outpatient visit with moderate level of medical decision making, if using time, 45 minutes or more	12	12	$359.00	$163.42
84550 Uric acid level, blood	11	11	$23.00	$4.43
93000 Routine ekg using at least 12 leads including interpretation and report	11	11	$72.00	$15.17

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	239	153	$229.00	$133.24
36415 Insertion of needle into vein for collection of blood sample	178	125	$20.00	$2.96
80053 Blood test, comprehensive group of blood chemicals	118	105	$55.00	$10.43
85025 Complete blood cell count (red cells, white blood cell, platelets), automated test and automated differential white blood cell count	112	102	$40.00	$7.67
84443 Blood test, thyroid stimulating hormone (TSH)	109	100	$86.00	$16.60
80061 Blood test, lipids (cholesterol and triglycerides)	107	99	$69.00	$13.00
G0439 Annual wellness visit, includes a personalized prevention plan of service (pps), subsequent visit	101	101	$229.00	$136.70
83036 Hemoglobin A1C level	97	76	$50.00	$9.49
99213 Established patient office or other outpatient visit, typically 15 minutes	46	42	$157.00	$95.90
84439 Thyroxine (thyroid chemical), free	42	36	$46.00	$8.93
G0103 Prostate cancer screening; prostate specific antigen test (psa)	34	34	$52.00	$19.05
82306 Vitamin d-3 level	26	25	$152.00	$29.25
83090 Homocysteine (amino acid) level	23	21	$87.00	$17.78
82043 Urine microalbumin (protein) level	22	21	$30.00	$5.70
82570 Creatinine level to test for kidney function or muscle injury	22	21	$27.00	$5.11
G0008 Administration of influenza virus vaccine	21	20	$55.00	$31.13
82607 Cyanocobalamin (vitamin B-12) level	21	20	$77.00	$14.99
84153 Psa (prostate specific antigen) measurement, total	18	17	$94.00	$18.14
90694 Influenza vaccine, quadrivalent inactivated, 0.5 ml dosage	15	15	$103.00	$70.25
80048 Blood test, basic group of blood chemicals (calcium, total)	12	12	$44.00	$8.33

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	205	140	$229.00	$138.62
36415 Insertion of needle into vein for collection of blood sample	176	137	$20.00	$3.00
80053 Blood test, comprehensive group of blood chemicals	128	119	$55.00	$10.56
80061 Blood test, lipids (cholesterol and triglycerides)	119	115	$69.00	$13.30
84443 Blood test, thyroid stimulating hormone (TSH)	119	113	$86.00	$16.80
85025 Complete blood cell count (red cells, white blood cell, platelets), automated test and automated differential white blood cell count	110	103	$40.00	$7.77
83036 Hemoglobin A1C level	101	82	$50.00	$9.71
G0439 Annual wellness visit, includes a personalized prevention plan of service (pps), subsequent visit	98	98	$229.00	$142.62
99213 Established patient office or other outpatient visit, typically 15 minutes	49	42	$157.00	$96.92
82306 Vitamin d-3 level	39	37	$152.00	$29.60
84439 Thyroxine (thyroid chemical), free	37	33	$46.00	$9.02
G0103 Prostate cancer screening; prostate specific antigen test (psa)	35	35	$52.00	$19.31
G0008 Administration of influenza virus vaccine	33	32	$55.00	$17.97
84153 Psa (prostate specific antigen) measurement, total	29	28	$94.00	$18.39
90662 Influenza vaccine split virus, preservative free	29	28	$106.00	$64.96
G0438 Annual wellness visit; includes a personalized prevention plan of service (pps), initial visit	20	20	$352.00	$180.04
90732 Vaccine for pneumococcal polysaccharide for injection beneath the skin or into muscle, patient 2 years or older	19	19	$361.00	$124.66
83090 Homocysteine (amino acid) level	19	17	$87.00	$17.92
G0009 Administration of pneumococcal vaccine	19	19	$55.00	$17.93
82607 Cyanocobalamin (vitamin B-12) level	18	17	$77.00	$15.08
82043 Urine microalbumin (protein) level	17	16	$30.00	$5.78
82570 Creatinine level to test for kidney function or muscle injury	17	16	$27.00	$5.18
83735 Magnesium level	14	11	$34.00	$6.70
G0402 Initial preventive physical examination; face-to-face visit, services limited to new beneficiary during the first 12 months of medicare enrollment	13	13	$340.00	$180.42
99203 New patient office or other outpatient visit with low level of medical decision making, if using time, 30 minutes or more	11	11	$235.00	$121.16
99215 Established patient office or other outpatient visit with high level of medical decision making, if using time, 40 minutes or more	11	11	$307.00	$194.46

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	118	83	$229.00	$116.10
36415 Insertion of needle into vein for collection of blood sample	94	74	$20.00	$2.98
80053 Blood test, comprehensive group of blood chemicals	67	61	$55.00	$10.51
85025 Complete blood cell count (red cells, white blood cell, platelets), automated test and automated differential white blood cell count	62	58	$40.00	$7.74
80061 Blood test, lipids (cholesterol and triglycerides)	62	59	$69.00	$13.16
84443 Blood test, thyroid stimulating hormone (TSH)	62	60	$86.00	$16.74
99213 Established patient office or other outpatient visit, typically 15 minutes	56	40	$157.00	$78.38
83036 Hemoglobin A1C level	45	39	$50.00	$9.67
G0439 Annual wellness visit, includes a personalized prevention plan of service (pps), subsequent visit	44	44	$229.00	$124.37
82306 Vitamin d-3 level	32	30	$152.00	$28.69
G0008 Administration of influenza virus vaccine	21	20	$55.00	$17.68
G0103 Prostate cancer screening; prostate specific antigen test (psa)	20	20	$52.00	$19.19
G0009 Administration of pneumococcal vaccine	17	17	$55.00	$17.62
90732 Vaccine for pneumococcal polysaccharide for injection beneath the skin or into muscle, patient 2 years or older	16	16	$286.94	$117.27
86769 Measure of severe acute respiratory syndrome coronavirus 2 (covid-19) antibody	13	13	$126.00	$42.13
G0402 Initial preventive physical examination; face-to-face visit, services limited to new beneficiary during the first 12 months of medicare enrollment	13	13	$340.00	$177.95
90662 Influenza vaccine split virus, preservative free	12	12	$106.00	$60.98

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	128	83	$229.00	$115.45
36415 Insertion of needle into vein for collection of blood sample	103	68	$20.00	$2.94
99213 Established patient office or other outpatient visit, typically 15 minutes	86	67	$157.00	$77.83
80053 Blood test, comprehensive group of blood chemicals	77	62	$55.00	$11.51
84443 Blood test, thyroid stimulating hormone (TSH)	63	58	$86.00	$18.30
85025 Complete blood cell count (red cells, white blood cell, platelets), automated test and automated differential white blood cell count	62	55	$40.00	$8.46
80061 Blood test, lipids (cholesterol and triglycerides)	57	51	$69.00	$14.58
G0439 Annual wellness visit, includes a personalized prevention plan of service (pps), subsequent visit	41	41	$229.00	$123.71
83036 Hemoglobin A1C level	40	34	$50.00	$10.57
82306 Vitamin d-3 level	38	35	$152.00	$32.23
G0008 Administration of influenza virus vaccine	28	28	$55.00	$17.39
90688 Vaccine for influenza for administration into muscle, 0.5 ml dosage	25	25	$38.00	$17.48
G0103 Prostate cancer screening; prostate specific antigen test (psa)	22	22	$52.00	$20.03
84439 Thyroxine (thyroid chemical), free	19	15	$46.00	$9.82
G0009 Administration of pneumococcal vaccine	19	19	$55.00	$17.39
82607 Cyanocobalamin (vitamin B-12) level	15	14	$77.00	$16.41
93000 Routine ekg using at least 12 leads including interpretation and report	15	14	$72.00	$18.29
82746 Folic acid level	13	13	$77.00	$16.01
90732 Vaccine for pneumococcal polysaccharide for injection beneath the skin or into muscle, patient 2 years or older	13	13	$124.00	$111.44
83090 Homocysteine (amino acid) level	13	11	$87.00	$18.37

HCPCS Code & Description	Services	Patients	Submitted Charge	Medicare Allowed
99213 Established patient office or other outpatient visit, typically 15 minutes	124	74	$157.00	$75.36
99214 Established patient office or other outpatient visit with moderate level of decision making, if using time, 30 minutes or more	90	54	$229.00	$113.05
36415 Insertion of needle into vein for collection of blood sample	87	63	$20.00	$2.94
80053 Blood test, comprehensive group of blood chemicals	56	49	$55.00	$12.78
85025 Complete blood cell count (red cells, white blood cell, platelets), automated test and automated differential white blood cell count	54	44	$40.00	$9.40
80061 Blood test, lipids (cholesterol and triglycerides)	50	44	$69.00	$16.20
84443 Blood test, thyroid stimulating hormone (TSH)	49	46	$86.00	$20.33
83036 Hemoglobin A1C level	39	30	$50.00	$11.75
G0439 Annual wellness visit, includes a personalized prevention plan of service (pps), subsequent visit	27	27	$229.00	$122.44
82306 Vitamin d-3 level	22	19	$152.00	$35.82
G0008 Administration of influenza virus vaccine	20	20	$55.00	$21.46
G0009 Administration of pneumococcal vaccine	20	20	$55.00	$21.46
90688 Vaccine for influenza for administration into muscle, 0.5 ml dosage	18	18	$37.56	$17.48
G0438 Annual wellness visit; includes a personalized prevention plan of service (pps), initial visit	17	17	$352.00	$180.04
G0103 Prostate cancer screening; prostate specific antigen test (psa)	14	14	$52.00	$22.26
84439 Thyroxine (thyroid chemical), free	12	11	$46.00	$10.91

HCPCS Code & Description	Services	Patients	Submitted Charge	Medicare Allowed
99213 Established patient office or other outpatient visit, typically 15 minutes	175	120	$157.00	$74.98
36415 Insertion of needle into vein for collection of blood sample	89	65	$20.00	$2.94
99214 Established patient office or other outpatient visit with moderate level of decision making, if using time, 30 minutes or more	57	44	$229.00	$110.90
80053 Blood test, comprehensive group of blood chemicals	56	51	$55.00	$11.23
85025 Complete blood cell count (red cells, white blood cell, platelets), automated test and automated differential white blood cell count	48	47	$40.00	$10.26
84443 Blood test, thyroid stimulating hormone (TSH)	44	40	$86.00	$22.59
80061 Blood test, lipids (cholesterol and triglycerides)	42	42	$69.00	$14.32
83036 Hemoglobin A1C level	33	29	$50.00	$13.05
90688 Vaccine for influenza for administration into muscle, 0.5 ml dosage	25	25	$30.00	$17.48
G0008 Administration of influenza virus vaccine	25	25	$55.00	$26.65
81003 Automated urinalysis test	24	23	$12.00	$3.02
G0009 Administration of pneumococcal vaccine	23	23	$55.00	$26.65
99212 Established patient office or other outpatient visit with straightforward medical decision making, if using time, 10 minutes or more	17	17	$94.00	$44.44
G0439 Annual wellness visit, includes a personalized prevention plan of service (pps), subsequent visit	16	16	$229.00	$121.30
84439 Thyroxine (thyroid chemical), free	16	12	$46.00	$12.12
90670 Pneumococcal vaccine for injection into muscle	14	14	$254.00	$186.36
G0438 Annual wellness visit; includes a personalized prevention plan of service (pps), initial visit	14	14	$352.00	$178.71
82306 Vitamin d-3 level	13	12	$152.00	$39.80
G0103 Prostate cancer screening; prostate specific antigen test (psa)	12	12	$52.00	$24.73

Medical Specialties & State Licenses

Internal Medicine Primary Specialty

NUCC Taxonomy Code: 207R00000X

State License IL 036-110235

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.

Family Medicine

NUCC Taxonomy Code: 207Q00000X

State License IL 036-110235

Family Medicine is the medical specialty which is concerned with the total health care of the individual and the family. It is the specialty in breadth which integrates the biological, clinical, and behavioral sciences. The scope of family medicine is not limited by age, sex, organ system, or disease entity.

Pediatrics

NUCC Taxonomy Code: 208000000X

State License IL 036-110235

A pediatrician is concerned with the physical, emotional and social health of children from birth to young adulthood. Care encompasses a broad spectrum of health services ranging from preventive healthcare to the diagnosis and treatment of acute and chronic diseases. A pediatrician deals with biological, social and environmental influences on the developing child, and with the impact of disease and dysfunction on development.

Additional State Medicaid & Healthcare Payer Identifiers

Medicaid State Provider ID

036110235 (IL)

Commercial Insurance / Payer ID Railroad Medicare

P00233362

Hospital & Practice Group Affiliations

Dupage Medical Group Ltd

430 Warrenville Rd, Lisle, IL 605321348

Phone: 6304326180

Dupage Medical Group Ltd

17495 La Grange Rd, Tinley Park, IL 604877581

Phone: 7082267000

Dupage Medical Group Ltd

1325 N Meacham Rd, Schaumburg, IL 601734824

Phone: 6304699200

Dupage Medical Group Ltd

1220 Hobson Rd, Naperville, IL 605408138

Phone: 6304167766

Dupage Medical Group Ltd

40 S Clay St, Hinsdale, IL 605213257

Dupage Medical Group Ltd

30 Stratford Dr, Bloomingdale, IL 601082201

Phone: 6308932210

Dupage Medical Group Ltd

430 Pennsylvania Ave, Glen Ellyn, IL 601374464

Phone: 6304699200

Dupage Medical Group Ltd

100 Spalding Dr, Naperville, IL 605406550

Phone: 6303558000

Dupage Medical Group Ltd

2100 Glenwood Ave, Joliet, IL 604355487

Phone: 8157252121

Practice Associates & Co-Workers

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

7 Associated Practitioners

Dr. Mary Connolly , MD

Family Medicine

NPI 1174790141

Doctor of Medicine (M.D.)

Anne Maynard , CNP

Nurse Practitioner - Primary Care

NPI 1336476985

Certified Nurse Practitioner

Dr. Donatus Weithman , MD

Family Medicine

NPI 1346317385

Doctor of Medicine (M.D.)

Dr. Kimberly Bennett , MD

Family Medicine

NPI 1386708493

Doctor of Medicine (M.D.)

Dr. Beth Winkler , MD

Family Medicine

NPI 1477620417

Doctor of Medicine (M.D.)

Dr. Glenn Grobe , MD

Family Medicine

NPI 1639246671

Doctor of Medicine (M.D.)

Career & Practice History Timeline

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

6 Historical Events

✅

NPI Profile Active January 25, 2011

NPI status registered as active in NPPES database

📍

Updated Practice Location January 25, 2011

Registered at 1220 HOBSON RD, 204, NAPERVILLE, IL 605408139 (Tel: 6304167766)

📍

Updated Business Mailing Address January 25, 2011

Registered at 1860 PAYSPHERE CIR, CHICAGO, IL 606740018

👤

Provider Name / Credentials Updated January 25, 2011

Recorded as JOHN LEE, M.D.

🎓

Medical Taxonomy / Specialty Registered (Primary Specialty) January 25, 2011

Family Medicine (License #036-110235 in IL)

🟢

Initial NPI Registration & Enumeration August 01, 2006

First registered as active Individual Practitioner in NPPES Database.

Patient & Community Reviews

Verified patient ratings, medical care experiences, and facility photos

0 Reviews

No patient reviews submitted yet for Dr. John Lee. Be the first to share your experience!

Only verified registered users can submit ratings, post feedback, and upload facility photos.

NPI Administrative Meta

NPI Number: 1265449722

Entity Type:

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

Enumeration Date: August 01, 2006

Last Update: January 25, 2011

Sole Proprietor: No

Update or Correct Profile

Mailing Address

1860 Paysphere Cir

Chicago, IL 606740018

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.