Mark H. Gonzalez

  • Chicago, IL
  • Orthopedic surgeon
NPI1104837475PAC ID1153381280
Medicare services, 2024
267
Medicare patients, 2024
150
Part D claims, 2024
198
Publications
77
MIPS score, 2024
93
Practice address
1740 West Taylor St Suite 1400, Chicago, IL 60612
Practice phone
Call (312) 996-3900
Professional email
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Personal email
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Mobile number
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Social profiles

Primary practice

University of Illinois Hospital

Hospital · Chicago, Illinois

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Mark H. Gonzalez is an orthopedic surgeon in Chicago, Illinois

Mark Gonzalez practices at University of Illinois Hospital in Chicago, Illinois, part of University of Illinois System.

Mark Gonzalez's NPI, 1104837475, was assigned on August 11, 2006. Mark Gonzalez graduated from University of Chicago, Pritzker School of Medicine in 1980. Mark Gonzalez holds Illinois license 036-063614.

NPI and contact details
Medicare PAC ID
1153381280
NPI enumeration date
August 11, 2006
NPI status
Active
Accepts Medicare assignment
Yes
Practice phone
(312) 996-3900
Professional email
Get email
Personal email
Get email
Mobile number
Get number
Sex
Male
Estimated age
72
Medical school graduation
1980

Sources: NPPES NPI Registry (CMS); Dmand AI Professional Profile Data; Dmand AI Affiliation Data; and Doctors and Clinicians National Downloadable File (CMS)

Mark H. Gonzalez practices at University of Illinois Hospital in Chicago, Illinois

Mark Gonzalez's primary practice is University of Illinois Hospital, at 1740 West Taylor St Suite 1400, Chicago, IL 60612 in Cook County. The practice phone is (312) 996-3900.

Source: Dmand AI Affiliation Data

Mark H. Gonzalez is affiliated with 1 site of care and 1 medical group

Mark Gonzalez's primary practice is University of Illinois Hospital in Chicago, Illinois, part of University of Illinois System. The medical group on file is University of Illinois Physicians Group (UIPG).

Sources: Dmand AI Affiliation Data; and Dmand AI Org Hierarchy Data

Dmand AI tracks the EHR system at Mark H. Gonzalez's practice

Dmand AI tracks the electronic health record (EHR) system at each site where Mark Gonzalez practices. Vendor and product names are available with a free account.

EHR by site
SiteEHR vendor and product
University of Illinois HospitalAvailable with a free account

Source: Dmand AI Technology Install Data

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Mark H. Gonzalez is one of 849 orthopedic surgeons in Illinois

Orthopaedic surgery is Mark Gonzalez's primary specialty in the NPI Registry, under taxonomy code 207X00000X. Mark Gonzalez is licensed in Illinois.

Specialties and state licenses

  • Orthopaedic surgery, IllinoisPrimaryLicense 036-063614 · taxonomy 207X00000X

Orthopedic surgeons near Mark Gonzalez

Counts of orthopedic surgeons with a Dmand AI profile, by place and practice. Each opens the list.

Sources: NPPES NPI Registry (CMS); Dmand AI Professional Profile Data; and Dmand AI Peer Benchmarks

Mark H. Gonzalez billed Medicare for 267 services in 2024

CMS data shows 267 Medicare services from Mark Gonzalez across 6 procedure codes in 2024, for 150 Medicare patients. Medicare paid $15,714 for them. Every service was in a facility, such as a hospital, rather than an office.

Medicare services, 2024267
Medicare patients150
Paid by Medicare$15,714
Procedure codes6

Mark Gonzalez's Medicare services by type, 2023 to 2024

  • 2023
  • 2024
Office and hospital visits
2023: 2472024: 2336%
Surgery
2023: 302024: 3413%

Mark Gonzalez compared with the Illinois median for orthopedic surgeons, 2024

  • Mark Gonzalez
  • Illinois median
Medicare services
267vs 1,25079% below
Medicare patients
150vs 29649% below
Part D claims
137vs 12014% above

Medians across 741 orthopedic surgeons in Illinois with Dmand AI profiles that report each measure.

Mark Gonzalez's most billed Medicare procedure codes, 2024

CMS publishes codes billed for 11 or more Medicare patients. Each label is the code family; CPT descriptions are licensed by the AMA.

See all procedures by Mark Gonzalez

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Sources: Medicare Physician & Other Practitioners - by Provider and Service (CMS), 2024 data; and Dmand AI Peer Benchmarks

Mark H. Gonzalez treated 150 Medicare patients in 2024, average age 68

CMS counts 150 Medicare patients who saw Mark Gonzalez in 2024. The largest group is 65 to 74, with 64 patients. 75% of them have arthritis, and 75% have high blood pressure. 68% are also on Medicaid. Their average risk score is 1.57, where 1.00 is the Medicare average, so they are sicker than most Medicare patients.

Across all payers, Dmand AI patient panel data puts Mark Gonzalez's median patient age at 63, with 62% women.

Medicare patients, 2024150
Average age68
Average risk score1.57
Also on Medicaid68%

Mark Gonzalez's Medicare patients by age, 2024

CMS leaves out age groups with fewer than 11 patients.

Mark Gonzalez's Medicare patients by sex, 2024

  • Women10570%
  • Men4530%

Chronic conditions among Mark Gonzalez's Medicare patients, 2024

  1. Arthritis75%
  2. High blood pressure75%
  3. High cholesterol62%
  4. Diabetes38%
  5. Mood disorders29%
  6. Depression26%
  7. Chronic kidney disease23%
  8. Ischemic heart disease23%

Share of Medicare patients with each condition. A patient can have several.

Mark Gonzalez's patients across all payers

Dmand AI patient panel data covers Medicare, Medicaid and commercial patients.

Patient panel by age, all payers

Median age 63

Patient panel by sex, all payers

  • Women62%
  • Men37%

Sources: Dmand AI Patient Panel Data; and Medicare Physician & Other Practitioners - by Provider (CMS), 2024 data

Mark H. Gonzalez wrote 198 Medicare Part D claims in 2024

In 2024, Mark Gonzalez wrote 198 Medicare Part D claims for 95 patients. 98% of them were for generic drugs. CMS names the drug for 137 of them, across 5 drugs with 11 or more claims each, at $558 in total drug cost. In 2023, CMS named 138 claims across 4 drugs.

Part D claims, 2024198
Drugs named by CMS5
Total drug cost$558
Part D patients95

Mark Gonzalez's Part D claims by kind of drug, 2024

  • Generic195 claims98%
  • Brand-name and other3 claims2%

Mark Gonzalez's most prescribed drugs by claims, 2024

CMS names a drug when it has 11 or more claims. Share is of the claims for drugs CMS names.

Drug classes CMS tracks in Mark Gonzalez's Part D claims, 2024

  • Opioids51%100 of 198 claims
  • Antibiotics12%24 of 198 claims

Share of all Part D claims for each drug class CMS reports on. Classes with no claims are left out.

Part D claims for drugs CMS names, 2023 to 2024

  • 2023
  • 2024
Claims for drugs CMS names
2023: 1382024: 1371%

Drugs named by CMS: 5 in 2024, 4 in 2023.

See all prescribing by Mark Gonzalez

Sources: Medicare Part D Prescribers - by Provider and Drug (CMS), 2024 data, released May 6, 2026; and Medicare Part D Prescribers - by Provider (CMS), 2024 data

Mark H. Gonzalez scored 93 out of 100 in Medicare's MIPS program for 2024

CMS publishes a Merit-based Incentive Payment System (MIPS) score of 93 out of 100 for Mark Gonzalez for performance year 2024, reported as part of a group. Mark Gonzalez accepts Medicare assignment, so Medicare's approved amount is taken as full payment.

Accepts Medicare assignment
Yes

Mark Gonzalez's MIPS scores, performance year 2024

  • 93of 100Final score
  • 73.5of 100Quality
  • 100of 100Promoting Interoperability
  • 40of 100Improvement Activities
  • 71of 100Cost

Each score is out of 100. The final score weighs the categories CMS scored for this clinician.

Hip replacement: 1 to 10 procedures (CMS shows small counts as a range)

Knee replacement: 1 to 10 procedures (CMS shows small counts as a range)

Upper limb (arm) arthroscopy (minimally invasive joint repair): 1 to 10 procedures (CMS shows small counts as a range)

Sources: Doctors and Clinicians National Downloadable File (CMS); Clinician Public Reporting: Overall MIPS Performance (CMS), 2024 data, released September 10, 2026; and Doctors and Clinicians Utilization Data (CMS)

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Mark H. Gonzalez has 77 publications on record

Dmand AI links 77 papers to Mark Gonzalez, published from 2011 to 2025. 2020 was the busiest year, with 10. The most frequent topics are Arthroplasty, Replacement, Hip, Arthroplasty, Replacement, Knee and Postoperative Complications. Mark Gonzalez has published most often in J Surg Orthop Adv. Mark Gonzalez's most frequent co-authors are Anshum Sood, MD, Alfonso Mejia, MD and Donald Pu-Hsiang Chuang, MD.

Papers77
Years published2011 to 2025

Mark Gonzalez's papers by year, 2016 to 2025

Topics Mark Gonzalez writes about most

  • Arthroplasty, Replacement, Hip
  • Arthroplasty, Replacement, Knee
  • Postoperative Complications
  • Orthopedics
  • Reoperation
  • Biomechanical Phenomena
  • Body Mass Index
  • Hip Prosthesis

Mark Gonzalez's most frequent co-authors

Recent publications by Mark Gonzalez

See all 77 publications and co-authors

See who Mark Gonzalez researches with

Physician Network Discovery turns co-authorship, shared hospitals and shared groups into a map of who Mark Gonzalez works with, so you can find a warm path to the right orthopedic surgeons.

How network discovery works

Sources: PubMed (National Library of Medicine); and Dmand AI Research Linkage

Mark H. Gonzalez received $5,856 in industry payments from 2016 to 2024

CMS Open Payments shows 20 general payments to Mark Gonzalez from 11 drug and device companies from 2016 to 2024. Education make up the largest share, 81% of the total. Medwest Associates paid the most, $4,493.

General payments to Mark Gonzalez by program year, 2016 to 2024

General payments to Mark Gonzalez by kind, 2016 to 2024

$5.9Kin total
  • Education$4,75681%
  • Royalties and licenses$64311%
  • Food and beverage$4578%

Companies that paid Mark Gonzalez the most, 2016 to 2024

Share is of all general payments to this clinician.

See all payments to Mark Gonzalez

Source: Open Payments (CMS), 2025 data, released July 7, 2026

Mark H. Gonzalez graduated from University of Chicago, Pritzker School of Medicine

Mark Gonzalez graduated from University of Chicago, Pritzker School of Medicine in 1980.

  1. Medical schoolUniversity of Chicago, Pritzker School of Medicine

Source: Dmand AI Professional Profile Data

Sources for Mark H. Gonzalez's profile data

Sources for the data on this page
Data on this pageSource
NPI, name, sex, specialty and licensesNPPES NPI Registry (CMS) (opens in a new tab)Dmand AI Professional Profile Data
Practice locations and phoneDmand AI Affiliation Data
Primary practice, affiliations and health systemDmand AI Affiliation DataDmand AI Org Hierarchy Data
Medicare services and procedure codesMedicare Physician & Other Practitioners - by Provider and Service (CMS) (opens in a new tab)
State medians for the same specialtyDmand AI Peer Benchmarks
Medicare patients and the all-payer patient panelDmand AI Patient Panel DataMedicare Physician & Other Practitioners - by Provider (CMS) (opens in a new tab)
Part D prescribingMedicare Part D Prescribers - by Provider and Drug (CMS) (opens in a new tab)Medicare Part D Prescribers - by Provider (CMS) (opens in a new tab)
MIPS scores, telehealth, assignment and procedure percentilesDoctors and Clinicians National Downloadable File (CMS) (opens in a new tab)Clinician Public Reporting: Overall MIPS Performance (CMS) (opens in a new tab)Doctors and Clinicians Utilization Data (CMS) (opens in a new tab)
Publications, topics and co-authorsPubMed (National Library of Medicine) (opens in a new tab)Dmand AI Research Linkage
Industry paymentsOpen Payments (CMS) (opens in a new tab)
Training, board certification and membershipsDmand AI Professional Profile Data
EHR at each practice siteDmand AI Technology Install Data
Similar physiciansDmand AI Affiliation Data

Data last refreshed October 2026Report an inaccuracyRemove my information

FAQ

Frequently asked questions about Mark H. Gonzalez

Spotted something out of date? Email hello@dmand.ai and we will check the record. Contact details live in the free trial.

What is Mark H. Gonzalez's NPI number?

Mark H. Gonzalez's NPI number is 1104837475. It was assigned on August 11, 2006, and it is active in the NPI Registry.

What does Mark H. Gonzalez specialize in?

Mark H. Gonzalez is an orthopedic surgeon in Chicago, Illinois. The primary specialty in the NPI Registry is Orthopaedic Surgery Physician (taxonomy code 207X00000X).

Where does Mark H. Gonzalez practice?

Mark Gonzalez practices at 1740 West Taylor St Suite 1400, Chicago, IL 60612. Mark Gonzalez's primary practice is University of Illinois Hospital in Chicago, Illinois, part of University of Illinois System.

What is Mark H. Gonzalez's office phone number?

The practice phone on file for Mark Gonzalez is (312) 996-3900.

What is Mark H. Gonzalez's medical license number?

Mark Gonzalez holds Illinois license 036-063614.

Which hospitals is Mark H. Gonzalez affiliated with?

Mark Gonzalez practices at University of Illinois Hospital in Chicago, Illinois.

What medical group is Mark H. Gonzalez part of?

Mark Gonzalez is linked to University of Illinois Physicians Group (UIPG).

Does Mark H. Gonzalez accept Medicare?

Yes. CMS data shows Mark Gonzalez billed Medicare for 267 services in 2024, and Mark Gonzalez accepts Medicare assignment.

What is Mark H. Gonzalez's MIPS score?

Mark Gonzalez's MIPS final score for performance year 2024 is 93 out of 100, reported as part of a group.

How many Medicare patients does Mark H. Gonzalez see?

CMS counts 150 Medicare patients who saw Mark Gonzalez in 2024, with an average age of 68.

Show 7 more questionsShow fewer questions

What services does Mark H. Gonzalez bill to Medicare?

In 2024, Mark Gonzalez's most billed Medicare services were office visit, established patient (99213), office visit, established patient (99214) and office visit, new patient (99203).

Where did Mark H. Gonzalez go to medical school?

Mark Gonzalez graduated from University of Chicago, Pritzker School of Medicine in 1980.

What drugs does Mark H. Gonzalez prescribe most?

In 2024 Medicare Part D data, Mark Gonzalez's most prescribed drugs by claims were Hydrocodone-Acetaminophen, Oxycodone HCl and Tramadol HCl.

Has Mark H. Gonzalez received payments from drug or device companies?

CMS Open Payments shows $5,856 in general payments to Mark Gonzalez from 11 companies from 2016 to 2024. The largest total came from Medwest Associates.

How long has Mark H. Gonzalez been practicing?

Mark Gonzalez graduated from medical school in 1980, 46 years ago.

Does Mark H. Gonzalez do research?

Dmand AI links 77 publications to Mark Gonzalez, published from 2011 to 2025.

Who does Mark H. Gonzalez publish with?

Mark Gonzalez's most frequent co-authors are Anshum Sood, MD (13 shared papers), Alfonso Mejia, MD (9 shared papers) and Donald Pu-Hsiang Chuang, MD (7 shared papers).

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