Dr. Mark Alan Fritsch, MD
- Medicare services, 2024
- 1,191
- Medicare patients, 2024
- 408
- MIPS score, 2024
- 84
- Hospital affiliations
- 1
- Industry payments
- $254
- Practice address
- 20201 Crawford Ave, Olympia Fields, IL 60461
- Practice phone
- Call (708) 756-1000
- Professional email
- Get professional email
- Personal email
- Get personal email
- Mobile number
- Get mobile number
Primary practice
Prime Healthcare Olympia Fields
Olympia Fields, Illinois
Find Dr. Fritsch's professional email, personal email and mobile number
Dmand AI checks each channel through healthcare-specific waterfall enrichment. See what is on file with a free account, with practice phones, licenses and affiliations.
Dr. Mark Alan Fritsch is a pathologist in Olympia Fields, Illinois
Dr. Fritsch practices at Prime Healthcare Olympia Fields in Olympia Fields, Illinois.
Dr. Fritsch's NPI, 1467445361, was assigned on August 25, 2005. Dr. Fritsch graduated from University of South Florida College of Medicine in 1980. Dr. Fritsch holds Illinois license 036063473.
- NPI
- 1467445361NPI Registry (opens in a new tab)
- Medicare PAC ID
- 0345140109
- NPI enumeration date
- August 25, 2005
- NPI status
- Active
- Accepts Medicare assignment
- Yes
- Practice phone
- (708) 756-1000
- 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 Practice Data; and Doctors and Clinicians National Downloadable File (CMS)
Dr. Mark Alan Fritsch practices at Prime Healthcare Olympia Fields in Olympia Fields, Illinois
Dr. Fritsch's primary practice is Prime Healthcare Olympia Fields, at 20201 Crawford Ave, Olympia Fields, IL 60461 in Cook County. The practice phone is (708) 756-1000.
- Prime Healthcare Olympia Fields20201 Crawford Ave, Olympia Fields, IL 60461 · Cook CountyPhone(708) 756-1000
Sources: NPPES NPI Registry (CMS); and Dmand AI Practice Data
Dr. Mark Alan Fritsch is affiliated with 3 sites of care and 4 medical groups
Dr. Fritsch's primary practice is Prime Healthcare Olympia Fields in Olympia Fields, Illinois. Dr. Fritsch is also affiliated with Olympia Fields Hospital. The medical group on file is Pathology Consultants, Inc. Dmand AI also links Dr. Fritsch to 3 more medical groups and 1 group practice or clinic, each named with a free account.
Sources: NPPES NPI Registry (CMS); Dmand AI Practice Data; Dmand AI Affiliation Data; and Dmand AI Org Hierarchy Data
Dmand AI tracks the EHR system at Dr. Mark Alan Fritsch's practice
Dmand AI tracks the electronic health record (EHR) system at each site where Dr. Fritsch practices, 2 sites in all. Vendor and product names are available with a free account.
| Site | EHR vendor and product |
|---|---|
| Prime Healthcare Olympia Fields | Available with a free account |
| +2 more sites and 3 medical groups | Available with a free account |
Source: Dmand AI Technology Install Data
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Dr. Mark Alan Fritsch is one of 487 pathologists in Illinois
Anatomic pathology and clinical pathology is Dr. Fritsch's primary specialty in the NPI Registry, under taxonomy code 207ZP0102X. Dmand AI has Dr. Fritsch's licenses on file in 2 states: Illinois and Indiana.
Specialties and state licenses
- Anatomic pathology and clinical pathology, IllinoisPrimary
- Indiana license
Pathologists near Dr. Fritsch
Counts of pathologists 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 Alan Fritsch billed Medicare for 1,191 services in 2024
CMS data shows 1,191 Medicare services from Dr. Fritsch across 15 procedure codes in 2024, for 408 Medicare patients. Medicare paid $31,431 for them. Every service was in a facility, such as a hospital, rather than an office.
Dr. Fritsch's Medicare services by type, 2023 to 2024
- 2023
- 2024
- Lab and pathology
- 2023: 9442024: 1,19126%
Dr. Fritsch compared with the Illinois median for pathologists, 2024
- Dr. Fritsch
- Illinois median
- Medicare services
- 1,191vs 1,38914% below
- Medicare patients
- 408vs 57329% below
Medians across 481 pathologists in Illinois with Dmand AI profiles that report each measure.
Dr. Fritsch'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.
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Sources: Medicare Physician & Other Practitioners - by Provider and Service (CMS), 2024 data; and Dmand AI Peer Benchmarks
Dr. Mark Alan Fritsch treated 408 Medicare patients in 2024, average age 73
CMS counts 408 Medicare patients who saw Dr. Fritsch in 2024. The largest group is 65 to 74, with 185 patients. 75% of them have high blood pressure, and 75% have high cholesterol. 27% are also on Medicaid. Their average risk score is 2.10, where 1.00 is the Medicare average, so they are sicker than most Medicare patients.
Across all payers, Dmand AI patient panel data puts Dr. Fritsch's median patient age at 69, with 66% women.
Dr. Fritsch's Medicare patients by age, 2024
Dr. Fritsch's Medicare patients by sex, 2024
- Women23758%
- Men17142%
Chronic conditions among Dr. Fritsch's Medicare patients, 2024
- High blood pressure75%
- High cholesterol75%
- Arthritis53%
- Diabetes45%
- Chronic kidney disease41%
- Ischemic heart disease37%
- Heart failure34%
- Mood disorders29%
Share of Medicare patients with each condition. A patient can have several.
Dr. Fritsch's patients across all payers
Dmand AI patient panel data covers Medicare, Medicaid and commercial patients.
Patient panel by age, all payers
Median age 69
Patient panel by sex, all payers
- Women66%
- Men33%
Sources: Dmand AI Patient Panel Data; and Medicare Physician & Other Practitioners - by Provider (CMS), 2024 data
Dr. Mark Alan Fritsch scored 84 out of 100 in Medicare's MIPS program for 2024
CMS publishes a Merit-based Incentive Payment System (MIPS) score of 84 out of 100 for Dr. Fritsch for performance year 2024, reported as part of a group. Dr. Fritsch accepts Medicare assignment, so Medicare's approved amount is taken as full payment.
- Accepts Medicare assignment
- Yes
Dr. Fritsch's MIPS scores, performance year 2024
- 84of 100Final score
- 81.2of 100Quality
- 40of 100Improvement Activities
Each score is out of 100. The final score weighs the categories CMS scored for this clinician.
Sources: Doctors and Clinicians National Downloadable File (CMS); and Clinician Public Reporting: Overall MIPS Performance (CMS), 2024 data, released September 10, 2026
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Dr. Mark Alan Fritsch received $254 in industry payments from 2018 to 2019
CMS Open Payments shows 4 general payments to Dr. Fritsch from 4 drug and device companies from 2018 to 2019. Food and beverage make up the largest share, 78% of the total. Novo Nordisk Inc paid the most, $120.
General payments to Dr. Fritsch by program year, 2018 to 2019
General payments to Dr. Fritsch by kind, 2018 to 2019
- Food and beverage$19878%
- Education$5622%
Companies that paid Dr. Fritsch the most, 2018 to 2019
Share is of all general payments to this clinician.
Source: Open Payments (CMS), 2025 data, released July 7, 2026
Dr. Mark Alan Fritsch graduated from University of South Florida College of Medicine
Dr. Fritsch graduated from University of South Florida College of Medicine in 1980.
- Medical school
Source: Dmand AI Professional Profile Data
Sources for Dr. Mark Alan Fritsch'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 | NPPES NPI Registry (CMS) (opens in a new tab)Dmand AI Practice Data |
| Primary practice, affiliations and health system | NPPES NPI Registry (CMS) (opens in a new tab)Dmand AI Practice DataDmand 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 DataMedicare Physician & Other Practitioners - by Provider (CMS) (opens in a new tab) |
| MIPS scores, telehealth, assignment and procedure percentiles | Doctors and Clinicians National Downloadable File (CMS) (opens in a new tab)Clinician Public Reporting: Overall MIPS Performance (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 Alan Fritsch
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 Alan Fritsch's NPI number?
Dr. Mark Alan Fritsch's NPI number is 1467445361. It was assigned on August 25, 2005, and it is active in the NPI Registry.
What kind of doctor is Dr. Mark Alan Fritsch?
Dr. Mark Alan Fritsch is a pathologist in Olympia Fields, Illinois. The primary specialty in the NPI Registry is Anatomic Pathology & Clinical Pathology Physician (taxonomy code 207ZP0102X).
Where does Dr. Mark Alan Fritsch practice?
Dr. Fritsch practices at 20201 Crawford Ave, Olympia Fields, IL 60461. Dr. Fritsch's primary practice is Prime Healthcare Olympia Fields in Olympia Fields, Illinois. Dmand AI also links Dr. Fritsch to 3 medical groups and 1 group practice or clinic.
What is Dr. Mark Alan Fritsch's office phone number?
The practice phone on file for Dr. Fritsch is (708) 756-1000.
What is Dr. Mark Alan Fritsch's medical license number?
Dr. Fritsch holds Illinois license 036063473, one of the licenses on file in 2 states.
Which states has Dr. Mark Alan Fritsch been licensed in?
Dmand AI has state licenses on file for Dr. Fritsch in Illinois and Indiana.
Which hospitals is Dr. Mark Alan Fritsch affiliated with?
Dr. Fritsch is affiliated with Olympia Fields Hospital.
What medical group is Dr. Mark Alan Fritsch part of?
Dr. Fritsch is linked to Pathology Consultants, Inc. Dmand AI links Dr. Fritsch to 3 more medical groups.
Does Dr. Mark Alan Fritsch accept Medicare?
Yes. CMS data shows Dr. Fritsch billed Medicare for 1,191 services in 2024, and Dr. Fritsch accepts Medicare assignment.
What is Dr. Mark Alan Fritsch's MIPS score?
Dr. Fritsch's MIPS final score for performance year 2024 is 84 out of 100, reported as part of a group.
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How many Medicare patients does Dr. Mark Alan Fritsch see?
CMS counts 408 Medicare patients who saw Dr. Fritsch in 2024, with an average age of 73.
What services does Dr. Mark Alan Fritsch bill to Medicare?
In 2024, Dr. Fritsch's most billed Medicare services were lab and pathology test (88305), lab and pathology test (88341) and lab and pathology test (85060).
Where did Dr. Mark Alan Fritsch go to medical school?
Dr. Fritsch graduated from University of South Florida College of Medicine in 1980.
Has Dr. Mark Alan Fritsch received payments from drug or device companies?
CMS Open Payments shows $254 in general payments to Dr. Fritsch from 4 companies from 2018 to 2019. The largest total came from Novo Nordisk Inc.
How long has Dr. Mark Alan Fritsch been practicing?
Dr. Fritsch graduated from medical school in 1980, 46 years ago.
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