Active NPI 1891762852 Individual Practitioner Male Practitioner

Dr. Thomas A Johnson , MD

Internal Medicine • Brookfield, WI

✓ Accepts Medicare Assignment

Professional Overview & Biography Verified Profile Summary

Dr. Thomas Johnson, MD is a certified Internal Medicine practicing in Brookfield, WI. With approximately 50 years of clinical experience since graduating from University Of Illinois College Of Med (Chi/Peor/Rock/Chm-Urb) in 1976, Dr. Johnson delivers high-quality medical care to the local community at 17000 W NORTH AVE.

Dr. Johnson is affiliated with Ascension Medical Group-Southeast Wisconsin Inc and accepts Medicare assignment.

Frequently performed procedures and clinical services include established patient outpatient office visit, annual wellness visit, includes a personalized prevention plan of service (pps), subsequent visit, administration of pneumococcal vaccine. Full Medicare procedure pricing transparency rates and service volume details are listed on this profile.

Practice Location & Contact Primary Location

Practice Address

17000 W North Ave
Suite 200e

Brookfield, WI 530054423

Telephone 2627824270

Fax 2627849319

Associated Practice Facility / Clinic

🏢 Elmbrook Pediatrics Facility NPI 1801853387

Medicare Profile & Education

Medical School

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

Graduation Year

1976

Medicare Assignment

✓ Accepts Assignment

Telehealth Flag

In-Person Only

Specialty Benchmarks & Practice Insights

Comparative analytics for Internal Medicine in Brookfield, WI

Senior Veteran Specialist (>20 Yrs)

Practitioner Clinical Experience

50 Yrs +20.6 yrs vs City Avg

City Avg: 29.4 Yrs

State Avg: 26.2 Yrs

Regional Practice Density

39 Specialists

Practicing in Brookfield, WI (2181 Statewide)

Telehealth Adoption Rate

41.0% Regional Adoption

In-Person Office Visits Only

Medicare Pricing Discount

60.1% Avg Savings

Under CMS Medicare Fee Schedule vs Standard Submitted Charges

Clinical Seniority & Experience Comparison

Dr. Johnson (50 Years) 50 Yrs

Brookfield Specialty Average (29.4 Years) 29.4 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
99213 Established patient office or other outpatient visit, typically 15 minutes	351	249	$196.13	$85.25
99214 Established patient office or other outpatient visit with moderate level of decision making, if using time, 30 minutes or more	265	191	$285.41	$120.19
G0439 Annual wellness visit, includes a personalized prevention plan of service (pps), subsequent visit	258	258	$291.04	$121.84
G0009 Administration of pneumococcal vaccine	76	76	$60.59	$30.42
90677 Pneumococcal conjugate vaccine, 20 valent (pcv20), for intramuscular use	76	76	$595.92	$287.73
G0008 Administration of influenza virus vaccine	46	46	$60.87	$30.42
90662 Influenza vaccine split virus, preservative free	44	44	$126.52	$81.60
93000 Routine ekg using at least 12 leads including interpretation and report	29	27	$163.17	$13.25
99442 Telephone medical discussion with physician, 11-20 minutes	18	18	$195.78	$70.00
71046 X-ray of chest, 2 views	13	12	$100.46	$19.56
69210 Removal of impacted ear wax	12	12	$194.00	$44.44

HCPCS Code & Description	Services	Patients	Submitted Charge	Medicare Allowed
99213 Established patient office or other outpatient visit, typically 15 minutes	388	250	$186.51	$86.04
G0439 Annual wellness visit, includes a personalized prevention plan of service (pps), subsequent visit	279	279	$347.86	$124.66
99214 Established patient office or other outpatient visit with moderate level of decision making, if using time, 30 minutes or more	276	201	$271.07	$121.81
90677 Pneumococcal conjugate vaccine, 20 valent (pcv20), for intramuscular use	219	219	$583.07	$282.74
G0009 Administration of pneumococcal vaccine	219	219	$60.00	$28.93
G0008 Administration of influenza virus vaccine	54	54	$58.00	$28.93
90662 Influenza vaccine split virus, preservative free	53	53	$88.00	$71.87
93000 Routine ekg using at least 12 leads including interpretation and report	29	28	$157.62	$13.74
99442 Telephone medical discussion with physician, 11-20 minutes	26	26	$185.54	$86.48
71046 X-ray of chest, 2 views	19	16	$95.11	$19.34
69210 Removal of impacted ear wax	17	17	$183.53	$45.11

HCPCS Code & Description	Services	Patients	Submitted Charge	Medicare Allowed
99213 Established patient office or other outpatient visit, typically 15 minutes	497	333	$175.11	$86.91
G0439 Annual wellness visit, includes a personalized prevention plan of service (pps), subsequent visit	290	290	$267.93	$126.02
99214 Established patient office or other outpatient visit with moderate level of decision making, if using time, 30 minutes or more	281	199	$257.80	$123.27
93000 Routine ekg using at least 12 leads including interpretation and report	47	45	$150.30	$13.58
99442 Telephone medical discussion with physician, 11-20 minutes	33	32	$177.88	$86.72
71046 X-ray of chest, 2 views	30	23	$90.73	$20.70
G0008 Administration of influenza virus vaccine	23	23	$58.00	$28.00
90662 Influenza vaccine split virus, preservative free	20	20	$88.00	$68.54
69210 Removal of impacted ear wax	14	13	$157.29	$44.75
G0402 Initial preventive physical examination; face-to-face visit, services limited to new beneficiary during the first 12 months of medicare enrollment	11	11	$380.82	$161.37

HCPCS Code & Description	Services	Patients	Submitted Charge	Medicare Allowed
99213 Established patient office or other outpatient visit, typically 15 minutes	605	394	$167.57	$87.08
G0439 Annual wellness visit, includes a personalized prevention plan of service (pps), subsequent visit	323	323	$258.00	$127.74
99214 Established patient office or other outpatient visit with moderate level of decision making, if using time, 30 minutes or more	241	173	$246.40	$124.92
93000 Routine ekg using at least 12 leads including interpretation and report	52	51	$144.09	$13.94
96372 Injection beneath the skin or into muscle for therapy, diagnosis, or prevention	43	11	$93.50	$13.67
73502 X-ray of hip, 2-3 views	42	29	$185.17	$31.74
71046 X-ray of chest, 2 views	31	28	$85.88	$20.37
69210 Removal of impacted ear wax	23	22	$149.15	$45.09
73030 X-ray of shoulder, minimum of 2 views	22	18	$83.06	$21.57
G0008 Administration of influenza virus vaccine	21	21	$57.86	$16.22
69209 Removal of impacted ear wax by washing	19	19	$47.53	$14.67
73562 X-ray of knee, 3 views	17	15	$100.50	$27.76
G0009 Administration of pneumococcal vaccine	14	14	$56.97	$16.22
73564 X-ray of knee, 4 or more views	14	13	$119.56	$33.34
90662 Influenza vaccine split virus, preservative free	13	13	$85.00	$65.26
99442 Telephone medical discussion with physician, 11-20 minutes	13	12	$168.69	$87.97
G0438 Annual wellness visit; includes a personalized prevention plan of service (pps), initial visit	12	12	$380.63	$162.45
72100 X-ray of lower and sacral spine, 2-3 views	11	11	$112.40	$25.57
73630 X-ray of foot, minimum of 3 views	11	11	$89.01	$23.14
90732 Vaccine for pneumococcal polysaccharide for injection beneath the skin or into muscle, patient 2 years or older	11	11	$136.33	$125.37

HCPCS Code & Description	Services	Patients	Submitted Charge	Medicare Allowed
99213 Established patient office or other outpatient visit, typically 15 minutes	462	329	$161.99	$72.36
G0439 Annual wellness visit, includes a personalized prevention plan of service (pps), subsequent visit	280	280	$248.78	$113.50
99214 Established patient office or other outpatient visit with moderate level of decision making, if using time, 30 minutes or more	254	209	$238.14	$105.66
93000 Routine ekg using at least 12 leads including interpretation and report	60	55	$139.26	$16.46
G0008 Administration of influenza virus vaccine	39	39	$54.96	$16.22
69210 Removal of impacted ear wax	34	34	$145.32	$46.22
73562 X-ray of knee, 3 views	27	25	$94.08	$26.23
73502 X-ray of hip, 2-3 views	26	24	$178.02	$30.39
G0009 Administration of pneumococcal vaccine	23	23	$54.57	$16.19
99442 Telephone medical discussion with physician, 11-20 minutes	22	18	$140.73	$60.61
71046 X-ray of chest, 2 views	22	20	$83.79	$19.35
73030 X-ray of shoulder, minimum of 2 views	21	17	$80.53	$21.03
90662 Influenza vaccine split virus, preservative free	20	20	$81.12	$60.98
99212 Established patient office or other outpatient visit with straightforward medical decision making, if using time, 10 minutes or more	19	19	$96.77	$44.10
90686 Vaccine for influenza for administration into muscle, 0.5 ml dosage	18	18	$34.10	$19.43
99441 Telephone medical discussion with physician, 5-10 minutes	16	16	$74.19	$28.62
90732 Vaccine for pneumococcal polysaccharide for injection beneath the skin or into muscle, patient 2 years or older	15	15	$131.75	$118.85
69209 Removal of impacted ear wax by washing	14	14	$46.33	$14.01
72100 X-ray of lower and sacral spine, 2-3 views	14	14	$109.03	$23.92
73630 X-ray of foot, minimum of 3 views	14	11	$87.36	$21.70
G0438 Annual wellness visit; includes a personalized prevention plan of service (pps), initial visit	12	12	$370.63	$167.52

HCPCS Code & Description	Services	Patients	Submitted Charge	Medicare Allowed
99213 Established patient office or other outpatient visit, typically 15 minutes	638	403	$147.32	$71.77
G0439 Annual wellness visit, includes a personalized prevention plan of service (pps), subsequent visit	320	320	$242.00	$112.36
99214 Established patient office or other outpatient visit with moderate level of decision making, if using time, 30 minutes or more	297	230	$222.30	$105.54
73562 X-ray of knee, 3 views	125	101	$94.32	$24.91
96372 Injection beneath the skin or into muscle for therapy, diagnosis, or prevention	90	17	$88.00	$16.23
73502 X-ray of hip, 2-3 views	76	67	$174.00	$28.33
J3420 Injection, vitamin b-12 cyanocobalamin, up to 1000 mcg	75	15	$3.00	$1.80
G0008 Administration of influenza virus vaccine	72	71	$47.75	$15.92
90686 Vaccine for influenza for administration into muscle, 0.5 ml dosage	59	59	$33.00	$18.65
73564 X-ray of knee, 4 or more views	43	40	$109.00	$27.04
93000 Routine ekg using at least 12 leads including interpretation and report	40	39	$136.00	$16.36
73030 X-ray of shoulder, minimum of 2 views	40	35	$78.00	$18.42
71046 X-ray of chest, 2 views	38	34	$82.00	$18.38
G0009 Administration of pneumococcal vaccine	37	37	$39.86	$15.92
69210 Removal of impacted ear wax	34	34	$139.00	$45.58
69209 Removal of impacted ear wax by washing	33	32	$44.67	$13.77
90670 Pneumococcal vaccine for injection into muscle	20	20	$244.00	$209.52
90732 Vaccine for pneumococcal polysaccharide for injection beneath the skin or into muscle, patient 2 years or older	17	17	$116.24	$106.76
72100 X-ray of lower and sacral spine, 2-3 views	16	16	$106.00	$22.54
G0438 Annual wellness visit; includes a personalized prevention plan of service (pps), initial visit	11	11	$361.00	$166.91

HCPCS Code & Description	Services	Patients	Submitted Charge	Medicare Allowed
99213 Established patient office or other outpatient visit, typically 15 minutes	655	395	$137.07	$69.90
99214 Established patient office or other outpatient visit with moderate level of decision making, if using time, 30 minutes or more	462	383	$202.49	$103.09
G0439 Annual wellness visit, includes a personalized prevention plan of service (pps), subsequent visit	323	323	$238.51	$111.88
73562 X-ray of knee, 3 views	259	199	$92.44	$23.09
73502 X-ray of hip, 2-3 views	148	118	$171.33	$26.45
96372 Injection beneath the skin or into muscle for therapy, diagnosis, or prevention	126	25	$86.40	$19.74
G0008 Administration of influenza virus vaccine	102	100	$25.95	$19.63
J3420 Injection, vitamin b-12 cyanocobalamin, up to 1000 mcg	100	21	$3.00	$1.95
73564 X-ray of knee, 4 or more views	77	65	$107.56	$25.14
90674 Influenza vaccine, quadrivalent derived from cell cultures, preservative and antibiotic free	72	70	$34.31	$23.57
73030 X-ray of shoulder, minimum of 2 views	61	55	$76.95	$17.53
G0009 Administration of pneumococcal vaccine	51	51	$25.65	$19.25
93000 Routine ekg using at least 12 leads including interpretation and report	50	47	$133.60	$16.13
71046 X-ray of chest, 2 views	46	45	$80.70	$17.24
69209 Removal of impacted ear wax by washing	33	32	$43.48	$13.39
90662 Influenza vaccine split virus, preservative free	28	28	$78.00	$52.30
90732 Vaccine for pneumococcal polysaccharide for injection beneath the skin or into muscle, patient 2 years or older	28	28	$102.04	$96.50
69210 Removal of impacted ear wax	27	27	$137.37	$46.33
90670 Pneumococcal vaccine for injection into muscle	23	23	$241.26	$197.29
G0438 Annual wellness visit; includes a personalized prevention plan of service (pps), initial visit	22	22	$355.00	$157.19
99211 Office or other outpatient visit for the evaluation and management of established patient that may not require presence of healthcare professional	20	11	$42.45	$20.77
72100 X-ray of lower and sacral spine, 2-3 views	18	17	$104.33	$20.98
G0402 Initial preventive physical examination; face-to-face visit, services limited to new beneficiary during the first 12 months of medicare enrollment	15	15	$342.33	$159.82
73523 X-ray of both hips, minimum of 5 views	14	14	$235.00	$35.92
72040 X-ray of upper spine, 2-3 views	13	12	$98.31	$19.37
73080 X-ray of elbow, minimum of 3 views	12	12	$97.50	$20.04

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	585	442	$200.00	$103.02
99213 Established patient office or other outpatient visit, typically 15 minutes	525	328	$135.00	$69.96
G0439 Annual wellness visit, includes a personalized prevention plan of service (pps), subsequent visit	302	302	$235.00	$110.12
73562 X-ray of knee, 3 views	258	196	$91.71	$25.41
96372 Injection beneath the skin or into muscle for therapy, diagnosis, or prevention	128	20	$85.00	$24.42
J3420 Injection, vitamin b-12 cyanocobalamin, up to 1000 mcg	103	18	$3.00	$2.58
73502 X-ray of hip, 2-3 views	91	87	$169.00	$28.65
G0008 Administration of influenza virus vaccine	87	86	$25.00	$24.29
73030 X-ray of shoulder, minimum of 2 views	69	63	$76.55	$18.53
73564 X-ray of knee, 4 or more views	65	59	$107.63	$28.17
69209 Removal of impacted ear wax by washing	63	61	$44.02	$12.24
90662 Influenza vaccine split virus, preservative free	62	62	$35.00	$34.30
G0009 Administration of pneumococcal vaccine	55	55	$25.00	$24.29
71020 X-ray of chest, 2 views, front and side	38	32	$77.00	$16.07
90670 Pneumococcal vaccine for injection into muscle	37	37	$237.00	$181.23
93000 Routine ekg using at least 12 leads including interpretation and report	35	35	$132.00	$16.16
90656 Vaccine for influenza for administration into muscle, 0.5 ml dosage	25	25	$15.00	$14.70
69210 Removal of impacted ear wax	22	21	$135.00	$46.80
G0402 Initial preventive physical examination; face-to-face visit, services limited to new beneficiary during the first 12 months of medicare enrollment	22	22	$335.00	$159.16
G0438 Annual wellness visit; includes a personalized prevention plan of service (pps), initial visit	22	22	$350.00	$163.87
90732 Vaccine for pneumococcal polysaccharide for injection beneath the skin or into muscle, patient 2 years or older	19	19	$100.00	$94.58
73630 X-ray of foot, minimum of 3 views	18	13	$82.00	$19.43
G0403 Electrocardiogram, routine ecg with 12 leads; performed as a screening for the initial preventive physical examination with interpretation and report	16	16	$65.00	$16.22
72100 X-ray of lower and sacral spine, 2-3 views	15	13	$103.00	$22.49
99211 Office or other outpatient visit for the evaluation and management of established patient that may not require presence of healthcare professional	15	12	$42.00	$19.35
73560 X-ray of knee, 1-2 views	13	13	$73.00	$21.13
73523 X-ray of both hips, minimum of 5 views	11	11	$232.00	$38.37

Medical Specialties & State Licenses

Internal Medicine Primary Specialty

NUCC Taxonomy Code: 207R00000X

State License WI 26997

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.

Additional State Medicaid & Healthcare Payer Identifiers

Medicaid State Provider ID

30812100 (WI)

Hospital & Practice Group Affiliations

Ascension Medical Group-Southeast Wisconsin Inc

17000 W N Ave, Brookfield, WI 530054423

Phone: 2627851500

Practice Associates & Co-Workers

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

9 Associated Practitioners

Dr. Mushir Hassan , MD

Internal Medicine

NPI 1043287436

Doctor of Medicine (M.D.)

Dr. Russell Blankenburg , MD

Internal Medicine

NPI 1104893577

Doctor of Medicine (M.D.)

Gretchen Cunningham , CNP

Nurse Practitioner - Adult Health

NPI 1205951266

Certified Nurse Practitioner

Dr. Stephen Bielke , MD

Internal Medicine

NPI 1528035516

Doctor of Medicine (M.D.)

Dr. Gregory Spielbauer , MD

Internal Medicine

NPI 1609843663

Doctor of Medicine (M.D.)

Dr. Christopher Canitz , MD

Radiology - Diagnostic Radiology

NPI 1699742049

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 August 22, 2011

NPI status registered as active in NPPES database

📍

Updated Practice Location August 22, 2011

Registered at 17000 W NORTH AVE, SUITE 200E, BROOKFIELD, WI 530054423 (Tel: 2627824270)

📍

Updated Business Mailing Address August 22, 2011

Registered at 17000 W NORTH AVE, SUITE 200E, BROOKFIELD, WI 530054423 (Tel: 2627824270)

👤

Provider Name / Credentials Updated August 22, 2011

Recorded as THOMAS JOHNSON, MD

🎓

Medical Taxonomy / Specialty Registered (Primary Specialty) August 22, 2011

Internal Medicine (License #26997 in WI)

🟢

Initial NPI Registration & Enumeration March 08, 2006

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: 1891762852

Entity Type:

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

Enumeration Date: March 08, 2006

Last Update: August 22, 2011

Sole Proprietor: No

Update or Correct Profile

Mailing Address

17000 W North Ave, Suite 200e

Brookfield, WI 530054423

Phone: 2627824270

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.