Dr. Mark S. Gross, MD
- Medicare services, 2023
- 1,108
- Part D claims, 2024
- 13
- Hospital affiliations
- 1
- Industry payments
- $3,821
- Medical groups
- 2
- Practice address
- 450 West Highway 22, Barrington, IL 60010
- Practice phone
- Call (847) 381-9600
- Professional email
- Get professional email
- Personal email
- Get personal email
- Mobile number
- Get mobile number
Primary practice
Find Dr. Gross' professional email, personal email and mobile number
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Dr. Mark S. Gross is an orthopedic surgeon in Barrington, Illinois
Dr. Gross practices at Advocate Good Shepherd Hospital in Barrington, Illinois, part of Advocate Health.
Dr. Gross' NPI, 1568458776, was assigned on September 22, 2005. Dr. Gross graduated from Northwestern University Feinberg Medical School in 1980. Dr. Gross holds Illinois license 036062557.
- NPI
- 1568458776NPI Registry (opens in a new tab)
- NPI enumeration date
- September 22, 2005
- NPI status
- Active
- Practice phone
- (847) 381-9600
- 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; and Dmand AI Affiliation Data
Dr. Mark S. Gross practices at Advocate Good Shepherd Hospital in Barrington, Illinois
Dr. Gross' primary practice is Advocate Good Shepherd Hospital, at 450 West Highway 22, Barrington, IL 60010 in Lake County. The practice phone is (847) 381-9600.
- Advocate Good Shepherd Hospital450 West Highway 22, Barrington, IL 60010 · Lake CountyPhone(847) 381-9600
Source: Dmand AI Affiliation Data
Dr. Mark S. Gross is affiliated with 3 sites of care and 2 medical groups
Dr. Gross' primary practice is Advocate Good Shepherd Hospital in Barrington, Illinois, part of Advocate Health. The medical group on file is Illinois Bone & Joint Institute. Dmand AI also links Dr. Gross to 2 more group practices and clinics and 1 medical group, each named with a free account.
Sources: Dmand AI Affiliation Data; and Dmand AI Org Hierarchy Data
Dmand AI tracks the EHR system at Dr. Mark S. Gross' practice
Dmand AI tracks the electronic health record (EHR) system at each site where Dr. Gross practices, 3 sites in all. Vendor and product names are available with a free account.
| Site | EHR vendor and product |
|---|---|
| Advocate Good Shepherd Hospital | Available with a free account |
| +2 more sites and 1 medical group | Available with a free account |
Source: Dmand AI Technology Install Data
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Dr. Mark S. Gross is one of 849 orthopedic surgeons in Illinois
Orthopaedic surgery is Dr. Gross' primary specialty in the NPI Registry, under taxonomy code 207X00000X. Dr. Gross is licensed in Illinois.
Specialties and state licenses
- Orthopaedic surgery, IllinoisPrimary
Orthopedic surgeons near Dr. Gross
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
Dr. Mark S. Gross billed Medicare for 1,108 services in 2023
CMS data shows 1,108 Medicare services from Dr. Gross across 14 procedure codes in 2023. Medicare paid $36,153 for them. Every service was in an office.
Dr. Gross' Medicare services by type, 2022 to 2023
- 2022
- 2023
- Drugs given in the office
- 2022: 1,5662023: 42773%
- Other services
- 2022: 3,1392023: 25592%
- Office and hospital visits
- 2022: 1,1462023: 23280%
- Surgery
- 2022: 6742023: 12981%
- Imaging
- 2022: 4552023: 6586%
Dr. Gross compared with the Illinois median for orthopedic surgeons, 2023
- Dr. Gross
- Illinois median
- Medicare services
- 1,108vs 1,25011% below
- Part D claims
- 410vs 1203.4 times
Medians across 741 orthopedic surgeons in Illinois with Dmand AI profiles that report each measure.
Dr. Gross' most billed Medicare procedure codes, 2023
CMS publishes codes billed for 11 or more Medicare patients. Each label is the code family; CPT descriptions are licensed by the AMA.
Need commercial claims for Dr. Gross?
Medicare shows one payer. Book a meeting to get commercial claims data for Dr. Gross and other orthopedic surgeons in Illinois.
Sources: Medicare Physician & Other Practitioners - by Provider and Service (CMS), 2024 data; and Dmand AI Peer Benchmarks
Dr. Mark S. Gross' patients have a median age of 62
Across all payers, Dmand AI patient panel data puts Dr. Gross' median patient age at 62, with 60% women.
Dr. Gross' patients across all payers
Dmand AI patient panel data covers Medicare, Medicaid and commercial patients.
Patient panel by age, all payers
Median age 62
Patient panel by sex, all payers
- Women60%
- Men40%
Source: Dmand AI Patient Panel Data
Dr. Mark S. Gross wrote 13 Medicare Part D claims in 2024
In 2024, Dr. Gross wrote 13 Medicare Part D claims. 100% of them were for generic drugs. They cover 12 drugs, with $5,567 in total drug cost. In 2022, CMS named 1,545 claims across 17 drugs.
Dr. Gross' most prescribed drugs by claims, 2023
CMS names a drug when it has 11 or more claims. Share is of the claims for drugs CMS names.
Part D claims for drugs CMS names, 2022 to 2023
- 2022
- 2023
- Claims for drugs CMS names
- 2022: 1,5452023: 41073%
Drugs named by CMS: 12 in 2023, 17 in 2022.
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
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Dr. Mark S. Gross received $3,821 in industry payments from 2016 to 2022
CMS Open Payments shows 29 general payments to Dr. Gross from 9 drug and device companies from 2016 to 2022. Travel and lodging make up the largest share, 38% of the total. Arthrex, Inc. paid the most, $1,847.
General payments to Dr. Gross by program year, 2016 to 2022
General payments to Dr. Gross by kind, 2016 to 2022
- Travel and lodging$1,45438%
- Education$1,40237%
- Food and beverage$96525%
Companies that paid Dr. Gross the most, 2016 to 2022
Share is of all general payments to this clinician.
Source: Open Payments (CMS), 2025 data, released July 7, 2026
Dr. Mark S. Gross graduated from Northwestern University Feinberg Medical School
Dr. Gross graduated from Northwestern University Feinberg Medical School in 1980.
- Medical school
Source: Dmand AI Professional Profile Data
Sources for Dr. Mark S. Gross's profile data
| Data on this page | Source |
|---|---|
| NPI, name, sex, specialty and licenses | NPPES NPI Registry (CMS) (opens in a new tab)Dmand AI Professional Profile Data |
| Practice locations and phone | Dmand AI Affiliation Data |
| Primary practice, affiliations and health system | Dmand AI Affiliation DataDmand AI Org Hierarchy Data |
| Medicare services and procedure codes | Medicare Physician & Other Practitioners - by Provider and Service (CMS) (opens in a new tab) |
| State medians for the same specialty | Dmand AI Peer Benchmarks |
| Medicare patients and the all-payer patient panel | Dmand AI Patient Panel Data |
| Part D prescribing | Medicare 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) |
| Industry payments | Open Payments (CMS) (opens in a new tab) |
| Training, board certification and memberships | Dmand AI Professional Profile Data |
| EHR at each practice site | Dmand AI Technology Install Data |
| Similar physicians | Dmand AI Affiliation Data |
Data last refreshed October 2026Report an inaccuracyRemove my information
FAQ
Frequently asked questions about Dr. Mark S. Gross
Spotted something out of date? Email hello@dmand.ai and we will check the record. Contact details live in the free trial.
What is Dr. Mark S. Gross' NPI number?
Dr. Mark S. Gross' NPI number is 1568458776. It was assigned on September 22, 2005, and it is active in the NPI Registry.
What kind of doctor is Dr. Mark S. Gross?
Dr. Mark S. Gross is an orthopedic surgeon in Barrington, Illinois. The primary specialty in the NPI Registry is Orthopaedic Surgery Physician (taxonomy code 207X00000X).
Where does Dr. Mark S. Gross practice?
Dr. Gross practices at 450 West Highway 22, Barrington, IL 60010. Dr. Gross' primary practice is Advocate Good Shepherd Hospital in Barrington, Illinois, part of Advocate Health. Dmand AI also links Dr. Gross to 2 group practices and clinics and 1 medical group.
What is Dr. Mark S. Gross' office phone number?
The practice phone on file for Dr. Gross is (847) 381-9600.
What is Dr. Mark S. Gross' medical license number?
Dr. Gross holds Illinois license 036062557.
Which hospitals is Dr. Mark S. Gross affiliated with?
Dr. Gross practices at Advocate Good Shepherd Hospital in Barrington, Illinois.
What medical group is Dr. Mark S. Gross part of?
Dr. Gross is linked to Illinois Bone & Joint Institute. Dmand AI links Dr. Gross to 1 more medical group.
Does Dr. Mark S. Gross accept Medicare?
Yes. CMS data shows Dr. Gross billed Medicare for 1,108 services in 2023.
What services does Dr. Mark S. Gross bill to Medicare?
In 2023, Dr. Gross' most billed Medicare services were injected or infused drug (J3301), medicare temporary code (Q9966) and office visit, established patient (99213).
Where did Dr. Mark S. Gross go to medical school?
Dr. Gross graduated from Northwestern University Feinberg Medical School in 1980.
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What drugs does Dr. Mark S. Gross prescribe most?
In 2023 Medicare Part D data, Dr. Gross' most prescribed drugs by claims were Gabapentin, Hydrocodone-Acetaminophen and Meloxicam.
Has Dr. Mark S. Gross received payments from drug or device companies?
CMS Open Payments shows $3,821 in general payments to Dr. Gross from 9 companies from 2016 to 2022. The largest total came from Arthrex, Inc.
How long has Dr. Mark S. Gross been practicing?
Dr. Gross graduated from medical school in 1980, 46 years ago.
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