Active NPI 1023499050 Individual Practitioner Male Practitioner

Dr. Mark Kluk , MD

Internal Medicine • Ann Arbor, MI

✓ Accepts Medicare Assignment

Public Directory Information & Medical Disclaimer

This profile is compiled from official public domain records provided by CMS and the NPPES registry. TRUE-MEDINFO is an independent reference directory and does not provide medical advice, diagnosis, or treatment recommendations. Always consult a licensed medical professional for personal health decisions.

Professional Overview & Biography Verified Profile Summary

Dr. Mark Kluk, MD is a registered Internal Medicine practitioner in Ann Arbor, MI. With approximately 11 years of clinical practice since graduating from University Of Michigan Medical School in 2015, Dr. Kluk provides healthcare services at the registered practice location at 1500 E MEDICAL CENTER DR.

Dr. Kluk maintains professional affiliations with Regents Of The University Of Michigan, Chelsea Community Hospital 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, hospital discharge day management, more than, hospital discharge day management. Full Medicare procedure pricing transparency rates and service volume details are listed on this profile.

Practice Location & Contact Primary Location

Practice Address

1500 E Medical Center Dr

Ann Arbor, MI 481095000

Telephone 7346475299

Associated Practice Facility / Clinic

🏢 Regents Of The University Of Michigan Facility NPI 1003878539

Medicare Profile & Education

Medical School

University Of Michigan Medical School

Graduation Year

2015

Medicare Assignment

✓ Accepts Assignment

Telehealth Flag

In-Person Only

Specialty Benchmarks & Practice Insights

Comparative analytics for Internal Medicine in Ann Arbor, MI

Established Specialist (10-20 Yrs)

Practitioner Clinical Experience

11 Yrs -8.3 yrs vs City Avg

City Avg: 19.3 Yrs

State Avg: 26.5 Yrs

Regional Practice Density

496 Specialists

Practicing in Ann Arbor, MI (6010 Statewide)

Telehealth Adoption Rate

20.4% Regional Adoption

In-Person Office Visits Only

Medicare Pricing Discount

55.7% Avg Savings

Under CMS Medicare Fee Schedule vs Standard Submitted Charges

Clinical Seniority & Experience Comparison

Dr. Kluk (11 Years) 11 Yrs

Ann Arbor Specialty Average (19.3 Years) 19.3 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
99232 Subsequent hospital care with moderate levelof medical decision making, if using time, at least 35 minutes	101	49	$207.87	$81.70
99239 Hospital discharge day management, more than 30 minutes	32	32	$264.06	$117.84
99238 Hospital discharge day management, 30 minutes or less	23	23	$182.04	$83.81
99222 Initial hospital care with straightforward or low-level medical decision making, if using time, at least 55 minutes	20	20	$292.15	$135.97

HCPCS Code & Description	Services	Patients	Submitted Charge	Medicare Allowed
99232 Subsequent hospital care with moderate levelof medical decision making, if using time, at least 35 minutes	216	90	$215.96	$84.35
99238 Hospital discharge day management, 30 minutes or less	75	74	$214.63	$86.00
99233 Subsequent hospital care with moderate levelof medical decision making, if using time, at least 50 minutes	62	36	$311.00	$125.34
99222 Initial hospital care with straightforward or low-level medical decision making, if using time, at least 55 minutes	25	25	$409.92	$139.45
99239 Hospital discharge day management, more than 30 minutes	21	21	$264.71	$115.83
99231 Follow-up hospital inpatient care per day, typically 15 minutes	17	14	$119.00	$53.87

HCPCS Code & Description	Services	Patients	Submitted Charge	Medicare Allowed
99232 Subsequent hospital care with moderate levelof medical decision making, if using time, at least 35 minutes	245	99	$217.00	$75.94
99233 Subsequent hospital care with moderate levelof medical decision making, if using time, at least 50 minutes	188	96	$311.00	$109.11
99238 Hospital discharge day management, 30 minutes or less	55	55	$216.00	$76.64
99239 Hospital discharge day management, more than 30 minutes	28	28	$320.00	$111.79
99222 Initial hospital care with straightforward or low-level medical decision making, if using time, at least 55 minutes	21	21	$420.00	$140.09
99217 Hospital observation care on day of discharge	17	16	$218.00	$76.29
99221 Initial hospital inpatient care per day, typically 30 minutes	15	15	$312.00	$109.39

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	286	122	$311.00	$110.09
99232 Subsequent hospital care with moderate levelof medical decision making, if using time, at least 35 minutes	234	97	$217.00	$76.09
99238 Hospital discharge day management, 30 minutes or less	61	60	$216.00	$77.11
99222 Initial hospital care with straightforward or low-level medical decision making, if using time, at least 55 minutes	36	36	$420.00	$146.23
99239 Hospital discharge day management, more than 30 minutes	33	33	$320.00	$113.52
99217 Hospital observation care on day of discharge	28	28	$218.00	$77.10
99226 Subsequent observation care, typically 35 minutes per day	17	13	$312.00	$110.39
99225 Subsequent observation care, typically 25 minutes per day	15	11	$217.00	$76.90
99219 Hospital observation care, typically 50 minutes	11	11	$405.00	$144.11

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	247	108	$311.00	$111.71
99232 Subsequent hospital care with moderate levelof medical decision making, if using time, at least 35 minutes	180	82	$217.00	$77.46
99238 Hospital discharge day management, 30 minutes or less	49	49	$216.00	$78.51
99222 Initial hospital care with straightforward or low-level medical decision making, if using time, at least 55 minutes	28	28	$420.00	$149.26
99239 Hospital discharge day management, more than 30 minutes	25	25	$320.00	$114.44
99217 Hospital observation care on day of discharge	21	21	$218.00	$78.21
99219 Hospital observation care, typically 50 minutes	11	11	$405.00	$145.74

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	83	39	$311.00	$110.02
99232 Subsequent hospital care with moderate levelof medical decision making, if using time, at least 35 minutes	59	19	$217.00	$77.05
99238 Hospital discharge day management, 30 minutes or less	17	17	$216.00	$77.20
99222 Initial hospital care with straightforward or low-level medical decision making, if using time, at least 55 minutes	16	16	$420.00	$145.77
99223 Initial hospital care with moderate level of medical decision making, if using time, at least 75 minutes	11	11	$613.00	$214.30

Medical Specialties & State Licenses

CMS Verified: 2023-11-01

Internal Medicine Primary Specialty

NUCC Taxonomy Code: 207R00000X

State License MI 4301509636

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.

Hospitalist

NUCC Taxonomy Code: 208M00000X

State License IL 036.149600

Hospitalists are physicians whose primary professional focus is the general medical care of hospitalized patients. Their activities include patient care, teaching, research, and leadership related to Hospital Medicine. The term 'hospitalist' refers to physicians whose practice emphasizes providing care for hospitalized patients.

Hospital & Practice Group Affiliations

Regents Of The University Of Michigan

1500 E Medical Ctr Dr 2nd Lr, Ann Arbor, MI 481090999

Phone: 7347635459

Regents Of The University Of Michigan

1500 E Medical Ctr Dr 1st Flo, Ann Arbor, MI 481090999

Regents Of The University Of Michigan

1500 E Medical Ctr Dr Level B, Ann Arbor, MI 481090999

Phone: 7346478901

Regents Of The University Of Michigan

1500 E Medical Ctr Dr 3rd Fl Taubma, Ann Arbor, MI 481095000

Phone: 7346477321

Regents Of The University Of Michigan

1500 E Medical Ctr, Ann Arbor, MI 481090999

Phone: 7349365738

Regents Of The University Of Michigan

1500 E Medical Ctr Dr B2 Floor R, Ann Arbor, MI 481090999

Phone: 7349366274

Regents Of The University Of Michigan

1500 E Medical Ctr Dr 1st Fl Rec F, Ann Arbor, MI 481095000

Phone: 7347645176

Regents Of The University Of Michigan

1500 E Medical Ctr 2nd Floor Rec, Ann Arbor, MI 481090999

Phone: 7349365020

Regents Of The University Of Michigan

1500 E Medical Ctr Dr, Ann Arbor, MI 481095000

Regents Of The University Of Michigan

1500 E Medical Ctr Dr 1st Fl Rec D, Ann Arbor, MI 481095000

Phone: 7347645175

Chelsea Community Hospital

775 S Main St, Chelsea, MI 481181383

Phone: 7345935898

Regents Of The University Of Michigan

1500 E Medical Ctr Dr, Ann Arbor, MI 481090999

Regents Of The University Of Michigan

1500 E Medical Ctr Dr 1st Fl, Ann Arbor, MI 481095000

Phone: 7349364185

Regents Of The University Of Michigan

1500 E Medical Ctr Dr 1st Floor, Ann Arbor, MI 481090999

Secondary Practice Locations

225 E Chicago Ave

Chicago, IL 606112991

Phone: 8005437362

Practice Associates & Co-Workers

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

40 Associated Practitioners

Dr. Kunal Bailoor , MD

Internal Medicine - Nephrology

NPI 1023501038

Doctor of Medicine (M.D.)

Dr. Averey Strong , MD

Internal Medicine

NPI 1063036275

Doctor of Medicine (M.D.)

Zachary Zimmer

Radiology - Diagnostic Radiology

NPI 1073191763

Dr. Zachary Junga , MD

Internal Medicine - Gastroenterology

NPI 1134544877

Doctor of Medicine (M.D.)

Dr. Lauren Wruble , PhD

Psychologist - Clinical Child & Adolescent

NPI 1194479238

Doctor of Philosophy (Ph.D.)

Dr. Mary Van Der Velde , MD

Pediatrics - Pediatric Cardiology

NPI 1194732867

Doctor of Medicine (M.D.)

Career & Practice History Timeline

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

13 Historical Events

📍

Updated Practice Location November 01, 2023

Registered at 1500 E MEDICAL CENTER DR, ANN ARBOR, MI 481095000 (Tel: 7346475299)

📍

Updated Business Mailing Address November 01, 2023

Registered at 3621 S STATE ST, ANN ARBOR, MI 481081633 (Tel: 7346475299)

👤

Provider Name / Credentials Updated November 01, 2023

Recorded as MARK KLUK, MD

📍

Updated Practice Location August 13, 2019

Registered at 225 E CHICAGO AVE, CHICAGO, IL 606112991 (Tel: 8005437362)

📍

Updated Business Mailing Address July 16, 2019

Registered at 251 E HURON ST # 16-738, CHICAGO, IL 606112908

👤

Provider Name / Credentials Updated July 16, 2019

Recorded as MARK KLUK, M.D., M.P.H.

🎓

Medical Taxonomy / Specialty Registered (Primary Specialty) July 16, 2019

Hospitalist (License #036.149600 in IL)

✅

NPI Profile Active June 16, 2015

NPI status registered as active in NPPES database

📍

Updated Practice Location June 16, 2015

Registered at 1500 E MEDICAL CENTER DR # D, 3116 TAUBMAN CENTER, SPC 5368, ANN ARBOR, MI 481095000 (Tel: 7348445400)

📍

Updated Business Mailing Address June 16, 2015

Registered at 1500 E MEDICAL CENTER DR # D, 3116 TAUBMAN CENTER, SPC 5368, ANN ARBOR, MI 481095000

👤

Provider Name / Credentials Updated June 16, 2015

Recorded as MARK KLUK, M.D.

🎓

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

Student in an Organized Health Care Education/Training Program (License #4301107679 in MI)

🟢

Initial NPI Registration & Enumeration June 16, 2015

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: 1023499050

Entity Type:

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

Enumeration Date: June 16, 2015

Last Update: November 01, 2023

Sole Proprietor: No

Update or Correct Profile

Mailing Address

3621 S State St

Ann Arbor, MI 481081633

Phone: 7346475299

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.