Active NPI 1255441408 Individual Practitioner Male Practitioner

Dr. Matthew Jansen , MD

Internal Medicine • Marshfield, WI

✓ Accepts Medicare Assignment

Professional Overview & Biography Verified Profile Summary

Dr. Matthew Jansen, MD is a certified Internal Medicine practicing in Marshfield, WI. With approximately 32 years of clinical experience since graduating from University Of Wisconsin School Of Medicine in 1994, Dr. Jansen delivers high-quality medical care to the local community at 1000 N OAK AVE.

Dr. Jansen maintains professional affiliations with Aspirus Rhinelander And Tomahawk Hospitals And Clinics, Inc., Mchs Hospitals 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 influenza virus vaccine. Full Medicare procedure pricing transparency rates and service volume details are listed on this profile.

Practice Location & Contact Primary Location

Practice Address

1000 N Oak Ave

Marshfield, WI 54449

Telephone 7153875435

Associated Practice Facility / Clinic

🏢 Marshfield Clinic Inc Facility NPI 1952347981

Medicare Profile & Education

Medical School

University Of Wisconsin School Of Medicine

Graduation Year

1994

Medicare Assignment

✓ Accepts Assignment

Telehealth Flag

In-Person Only

Specialty Benchmarks & Practice Insights

Comparative analytics for Internal Medicine in Marshfield, WI

Senior Veteran Specialist (>20 Yrs)

Practitioner Clinical Experience

32 Yrs +7.7 yrs vs City Avg

City Avg: 24.3 Yrs

State Avg: 26.2 Yrs

Regional Practice Density

67 Specialists

Practicing in Marshfield, WI (2181 Statewide)

Telehealth Adoption Rate

13.4% Regional Adoption

In-Person Office Visits Only

Medicare Pricing Discount

66.5% Avg Savings

Under CMS Medicare Fee Schedule vs Standard Submitted Charges

Clinical Seniority & Experience Comparison

Dr. Jansen (32 Years) 32 Yrs

Marshfield Specialty Average (24.3 Years) 24.3 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	150	96	$270.57	$90.60
99213 Established patient office or other outpatient visit, typically 15 minutes	20	18	$184.58	$61.24
G0439 Annual wellness visit, includes a personalized prevention plan of service (pps), subsequent visit	16	16	$359.78	$122.28
99215 Established patient office or other outpatient visit with high level of medical decision making, if using time, 40 minutes or more	14	14	$402.75	$134.02

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	115	85	$254.26	$93.14
99213 Established patient office or other outpatient visit, typically 15 minutes	41	35	$166.65	$62.95
99215 Established patient office or other outpatient visit with high level of medical decision making, if using time, 40 minutes or more	27	27	$387.00	$136.90

HCPCS Code & Description	Services	Patients	Submitted Charge	Medicare Allowed
99213 Established patient office or other outpatient visit, typically 15 minutes	85	62	$158.16	$64.02
99215 Established patient office or other outpatient visit with high level of medical decision making, if using time, 40 minutes or more	72	72	$361.50	$139.62
G0439 Annual wellness visit, includes a personalized prevention plan of service (pps), subsequent visit	16	16	$267.53	$126.76
99214 Established patient office or other outpatient visit with moderate level of decision making, if using time, 30 minutes or more	16	16	$298.16	$94.51

HCPCS Code & Description	Services	Patients	Submitted Charge	Medicare Allowed
99213 Established patient office or other outpatient visit, typically 15 minutes	76	58	$154.90	$64.99
99215 Established patient office or other outpatient visit with high level of medical decision making, if using time, 40 minutes or more	53	53	$347.63	$141.38
G0439 Annual wellness visit, includes a personalized prevention plan of service (pps), subsequent visit	23	23	$257.25	$128.35
99214 Established patient office or other outpatient visit with moderate level of decision making, if using time, 30 minutes or more	13	12	$263.91	$96.18

HCPCS Code & Description	Services	Patients	Submitted Charge	Medicare Allowed
99213 Established patient office or other outpatient visit, typically 15 minutes	95	59	$144.61	$49.53
99214 Established patient office or other outpatient visit with moderate level of decision making, if using time, 30 minutes or more	17	17	$220.77	$76.58
99215 Established patient office or other outpatient visit with high level of medical decision making, if using time, 40 minutes or more	16	16	$345.13	$108.37

HCPCS Code & Description	Services	Patients	Submitted Charge	Medicare Allowed
99213 Established patient office or other outpatient visit, typically 15 minutes	103	55	$139.56	$49.58
99214 Established patient office or other outpatient visit with moderate level of decision making, if using time, 30 minutes or more	27	26	$212.01	$76.64
99215 Established patient office or other outpatient visit with high level of medical decision making, if using time, 40 minutes or more	21	21	$322.17	$107.81

HCPCS Code & Description	Services	Patients	Submitted Charge	Medicare Allowed
99213 Established patient office or other outpatient visit, typically 15 minutes	46	33	$178.10	$70.22
99213 Established patient office or other outpatient visit, typically 15 minutes	40	31	$135.95	$47.95
99215 Established patient office or other outpatient visit with high level of medical decision making, if using time, 40 minutes or more	20	20	$314.18	$106.59
99215 Established patient office or other outpatient visit with high level of medical decision making, if using time, 40 minutes or more	12	12	$413.30	$140.15

HCPCS Code & Description	Services	Patients	Submitted Charge	Medicare Allowed
99213 Established patient office or other outpatient visit, typically 15 minutes	104	65	$161.58	$68.80
G0008 Administration of influenza virus vaccine	35	35	$25.15	$22.21
90688 Vaccine for influenza for administration into muscle, 0.5 ml dosage	34	34	$17.84	$15.94
99215 Established patient office or other outpatient visit with high level of medical decision making, if using time, 40 minutes or more	33	33	$388.62	$138.94
99214 Established patient office or other outpatient visit with moderate level of decision making, if using time, 30 minutes or more	20	20	$254.70	$103.12
G0439 Annual wellness visit, includes a personalized prevention plan of service (pps), subsequent visit	11	11	$281.85	$110.85

Medical Specialties & State Licenses

Internal Medicine Primary Specialty

NUCC Taxonomy Code: 207R00000X

State License WI 36959

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

32325500 (WI)

Hospital & Practice Group Affiliations

Mchs Hospitals Inc

1000 N Oak Ave, Marshfield, WI 544495703

Phone: 7153875511

Aspirus Rhinelander And Tomahawk Hospitals And Clinics, Inc.

824 Illinois Ave, Stevens Point, WI 544813112

Phone: 7153441600

Mchs Hospitals Inc

1000 N Oak Ave, Marshfield, WI 544495703

Practice Associates & Co-Workers

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

2 Associated Practitioners

Dr. Rama Singh , MD

Internal Medicine

NPI 1669580684

Doctor of Medicine (M.D.)

Dr. Ewa Kubica , MD

Internal Medicine

NPI 1942318951

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 July 08, 2007

NPI status registered as active in NPPES database

📍

Updated Practice Location July 08, 2007

Registered at 1000 N OAK AVE, MARSHFIELD, WI 54449 (Tel: 7153875435)

📍

Updated Business Mailing Address July 08, 2007

Registered at 1000 N OAK AVE, MARSHFIELD, WI 544495777

👤

Provider Name / Credentials Updated July 08, 2007

Recorded as MATTHEW JANSEN, MD

🎓

Medical Taxonomy / Specialty Registered (Primary Specialty) July 08, 2007

Internal Medicine (License #36959 in WI)

🟢

Initial NPI Registration & Enumeration August 30, 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: 1255441408

Entity Type:

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

Enumeration Date: August 30, 2006

Last Update: July 08, 2007

Sole Proprietor: No

Update or Correct Profile

Mailing Address

1000 N Oak Ave

Marshfield, WI 544495777

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.