Independent US Healthcare Provider Directory & Public Medical Database
Deactivated NPI 1568570588 Deactivated / Inactive NPI Male Practitioner

Dr. Mark R Hennick , MD

Internal Medicine • Marshfield, WI

⚠️

Notice of NPI Deactivation & Inactive Practice Status

According to official public domain records published by CMS (Centers for Medicare & Medicaid Services) in the National Provider Identifier (NPPES) Registry, Dr. Mark Hennick has officially deactivated this NPI record and ceased active healthcare practice.

Registration / Start Date August 29, 2006
NPI Deactivation Date October 02, 2020
Total Practice Duration ~14 Years of Practice (2006 – 2020)

Professional Overview & Biography Verified Profile Summary

Dr. Mark Hennick, MD was a registered Internal Medicine practicing in Marshfield, WI. Throughout an active medical career spanning 14 years, Dr. Hennick provided care at the practice location at 1000 N OAK AVE until profile deactivation on 2020-10-02.

Historical Medicare Part B clinical services included 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. Public procedure reimbursement records and service volume details are provided below for historical transparency.

Practice Location & Contact Primary Location

Practice Address

1000 N Oak Ave

Marshfield, WI 54449

Telephone 7153875436
Associated Practice Facility / Clinic
🏢 Marshfield Clinic Inc Facility NPI 1952347981

Specialty Benchmarks & Practice Insights

Comparative analytics for Internal Medicine in Marshfield, WI

Active Practitioner
Practitioner Clinical Experience
Active
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
73.1% Avg Savings

Under CMS Medicare Fee Schedule vs Standard Submitted Charges

Performed Procedures & Service Volume

Top Medicare Part B procedures performed by this practitioner

CMS Official Data (2018)
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
217 88 $364.91 $99.56
99232 Subsequent hospital care with moderate levelof medical decision making, if using time, at least 35 minutes
77 45 $250.91 $69.80
99223 Initial hospital care with moderate level of medical decision making, if using time, at least 75 minutes
47 46 $710.06 $187.48
99238 Hospital discharge day management, 30 minutes or less
45 43 $254.26 $68.62
99239 Hospital discharge day management, more than 30 minutes
41 39 $369.81 $101.16
99231 Follow-up hospital inpatient care per day, typically 15 minutes
40 19 $138.20 $37.49
99217 Hospital observation care on day of discharge
17 16 $254.60 $66.05

Medical Specialties & State Licenses

Internal Medicine Primary Specialty

NUCC Taxonomy Code: 207R00000X

State License WI 28530

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.

Practice Associates & Co-Workers

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

3 Associated Practitioners
NPI 1548468416

Doctor of Medicine (M.D.)

Dr. Grace Laynes , MD

Internal Medicine

NPI 1689786857

Doctor of Medicine (M.D.)

NPI 1952413221

Doctor of Medicine (M.D.)

Career & Practice History Timeline

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

7 Historical Events
⚠️
NPI Profile Deactivated October 02, 2020

Record deactivated on October 02, 2020

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: 7153875436)

📍
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 MARK HENNICK, MD

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

Internal Medicine (License #28530 in WI)

🟢
Initial NPI Registration & Enumeration August 29, 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. Mark Hennick. Be the first to share your experience!

Sign in to leave a review for Dr. Mark Hennick

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

NPI Administrative Meta

NPI Number: 1568570588
Entity Type:
Individual Provider Physician, Nurse Practitioner, or Solo Healthcare Professional (Type 1 NPI)
Enumeration Date: August 29, 2006
Last Update: July 08, 2007
Deactivation Date: October 02, 2020

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.