Dr. Maciej J. Kopacz, MD
- Medicare services, 2024
- 22
- Medicare patients, 2024
- 74
- MIPS score, 2024
- 92
- Hospital affiliations
- 2
- Industry payments
- $76
- Practice address
- 2755 Herndon Ave, Clovis, CA 93611
- Practice phone
- Call (559) 324-4000
- Professional email
- Get professional email
- Personal email
- Get personal email
- Mobile number
- Get mobile number
Primary practice
Find Dr. Kopacz'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. Maciej J. Kopacz is an anesthesiologist in Clovis, California
Dr. Kopacz practices at Clovis Community Medical Center in Clovis, California, part of Community Health System.
Dr. Kopacz's NPI, 1912948258, was assigned on June 9, 2006. Dr. Kopacz graduated from Jagiellonian University Medical College in 1967. Dr. Kopacz holds California license A30344.
- NPI
- 1912948258NPI Registry (opens in a new tab)
- Medicare PAC ID
- 0648275271
- NPI enumeration date
- June 9, 2006
- NPI status
- Active
- Accepts Medicare assignment
- Yes
- Practice phone
- (559) 324-4000
- Professional email
- Get email
- Personal email
- Get email
- Mobile number
- Get number
- Sex
- Male
- Estimated age
- 85
- Medical school graduation
- 1967
Sources: NPPES NPI Registry (CMS); Dmand AI Professional Profile Data; Dmand AI Affiliation Data; and Doctors and Clinicians National Downloadable File (CMS)
Dr. Maciej J. Kopacz practices at Clovis Community Medical Center in Clovis, California
Dr. Kopacz's primary practice is Clovis Community Medical Center, at 2755 Herndon Ave, Clovis, CA 93611 in Fresno County. The practice phone is (559) 324-4000.
- Clovis Community Medical Center2755 Herndon Ave, Clovis, CA 93611 · Fresno CountyPhone(559) 324-4000
Source: Dmand AI Affiliation Data
Dr. Maciej J. Kopacz is affiliated with 2 sites of care and 1 medical group
Dr. Kopacz's primary practice is Clovis Community Medical Center in Clovis, California, part of Community Health System. Dr. Kopacz is also affiliated with Community Regional Medical Center. The medical group on file is Community Health Partners.
Sources: Dmand AI Affiliation Data; and Dmand AI Org Hierarchy Data
Dmand AI tracks the EHR system at Dr. Maciej J. Kopacz's practice
Dmand AI tracks the electronic health record (EHR) system at each site where Dr. Kopacz practices, 2 sites in all. Vendor and product names are available with a free account.
| Site | EHR vendor and product |
|---|---|
| Clovis Community Medical Center | Available with a free account |
| +1 more affiliated site | Available with a free account |
Source: Dmand AI Technology Install Data
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Dr. Maciej J. Kopacz is one of 6,593 anesthesiologists in California
Anesthesiology is Dr. Kopacz's primary specialty in the NPI Registry, under taxonomy code 207L00000X. Dr. Kopacz is board certified in anesthesiology by the American Board of Anesthesiology. Dr. Kopacz is licensed in California.
Specialties and state licenses
- Anesthesiology, CaliforniaPrimary
Anesthesiologists near Dr. Kopacz
Counts of anesthesiologists 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. Maciej J. Kopacz billed Medicare for 22 services in 2024
CMS data shows 22 Medicare services from Dr. Kopacz across 2 procedure codes in 2024, for 74 Medicare patients. Medicare paid $5,160 for them. Every service was in a facility, such as a hospital, rather than an office.
Dr. Kopacz's Medicare services by type, 2023 to 2024
- 2023
- 2024
- Anesthesia
- 2023: 692024: 1184%
- Surgery
- 2023: 172024: 1135%
Dr. Kopacz compared with the California median for anesthesiologists, 2024
- Dr. Kopacz
- California median
- Medicare services
- 22vs 7269% below
- Medicare patients
- 74vs 14348% below
Medians across 5,562 anesthesiologists in California with Dmand AI profiles that report each measure.
Dr. Kopacz'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. Maciej J. Kopacz treated 74 Medicare patients in 2024, average age 73
CMS counts 74 Medicare patients who saw Dr. Kopacz in 2024. The largest group is 65 to 74, with 40 patients. 75% of them have high blood pressure, and 75% have high cholesterol. 27% are also on Medicaid. Their average risk score is 1.46, where 1.00 is the Medicare average.
Across all payers, Dmand AI patient panel data puts Dr. Kopacz's median patient age at 57, with 60% women.
Dr. Kopacz's Medicare patients by age, 2024
CMS leaves out age groups with fewer than 11 patients.
Dr. Kopacz's Medicare patients by sex, 2024
- Women3446%
- Men4054%
Chronic conditions among Dr. Kopacz's Medicare patients, 2024
- High blood pressure75%
- High cholesterol75%
- Arthritis54%
- Ischemic heart disease46%
- Diabetes42%
- Heart failure38%
- Atrial fibrillation36%
- Chronic kidney disease36%
Share of Medicare patients with each condition. A patient can have several.
Dr. Kopacz's patients across all payers
Dmand AI patient panel data covers Medicare, Medicaid and commercial patients.
Patient panel by age, all payers
Median age 57
Patient panel by sex, all payers
- Women60%
- Men40%
Sources: Dmand AI Patient Panel Data; and Medicare Physician & Other Practitioners - by Provider (CMS), 2024 data
Dr. Maciej J. Kopacz scored 92 out of 100 in Medicare's MIPS program for 2024
CMS publishes a Merit-based Incentive Payment System (MIPS) score of 92 out of 100 for Dr. Kopacz for performance year 2024, reported as part of a group. Dr. Kopacz accepts Medicare assignment, so Medicare's approved amount is taken as full payment.
- Accepts Medicare assignment
- Yes
Dr. Kopacz's MIPS scores, performance year 2024
- 92of 100Final score
- 78.6of 100Quality
- 100of 100Promoting Interoperability
- 40of 100Improvement Activities
- 75of 100Cost
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. Maciej J. Kopacz received $76 in industry payments from 2017 to 2023
CMS Open Payments shows 4 general payments to Dr. Kopacz from 4 drug and device companies from 2017 to 2023. Food and beverage make up the largest share, 100% of the total. Chiesi USA, Inc. paid the most, $26.
General payments to Dr. Kopacz by program year, 2017 to 2023
Companies that paid Dr. Kopacz the most, 2017 to 2023
Share is of all general payments to this clinician.
Source: Open Payments (CMS), 2025 data, released July 7, 2026
Dr. Maciej J. Kopacz graduated from Jagiellonian University Medical College
Dr. Kopacz graduated from Jagiellonian University Medical College in 1967.
- Medical school
- Board certified in anesthesiology
- Board certified in critical care medicine
Source: Dmand AI Professional Profile Data
Dr. Maciej J. Kopacz accepts plans from 6 insurance carriers
Dr. Kopacz is in network with 6 carriers, including United Healthcare, Blue Cross Blue Shield of Michigan and Aspirus Health Plan. PPO plans come from the most carriers, 4. Check the plan with the practice before a visit.
- United Healthcare
- Blue Cross Blue Shield of Michigan
- Aspirus Health Plan
- Blue Cross and Blue Shield of Kansas City
- Elevance
- HCSC
Plan types Dr. Kopacz accepts, by number of carriers
- PPO4
- POS3
- HMO2
- EPO1
- Medicare1
Source: Dmand AI Insurance Network Data
Sources for Dr. Maciej J. Kopacz'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 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 |
| Insurance carriers and plan types | Dmand AI Insurance Network 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. Maciej J. Kopacz
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. Maciej J. Kopacz's NPI number?
Dr. Maciej J. Kopacz's NPI number is 1912948258. It was assigned on June 9, 2006, and it is active in the NPI Registry.
What kind of doctor is Dr. Maciej J. Kopacz?
Dr. Maciej J. Kopacz is an anesthesiologist in Clovis, California. The primary specialty in the NPI Registry is Anesthesiology Physician (taxonomy code 207L00000X).
Where does Dr. Maciej J. Kopacz practice?
Dr. Kopacz practices at 2755 Herndon Ave, Clovis, CA 93611. Dr. Kopacz's primary practice is Clovis Community Medical Center in Clovis, California, part of Community Health System.
What is Dr. Maciej J. Kopacz's office phone number?
The practice phone on file for Dr. Kopacz is (559) 324-4000.
What is Dr. Maciej J. Kopacz's medical license number?
Dr. Kopacz holds California license A30344.
Which hospitals is Dr. Maciej J. Kopacz affiliated with?
Dr. Kopacz practices at Clovis Community Medical Center in Clovis, California. Dr. Kopacz is also affiliated with Community Regional Medical Center.
What medical group is Dr. Maciej J. Kopacz part of?
Dr. Kopacz is linked to Community Health Partners.
Does Dr. Maciej J. Kopacz accept Medicare?
Yes. CMS data shows Dr. Kopacz billed Medicare for 22 services in 2024, and Dr. Kopacz accepts Medicare assignment.
What is Dr. Maciej J. Kopacz's MIPS score?
Dr. Kopacz's MIPS final score for performance year 2024 is 92 out of 100, reported as part of a group.
How many Medicare patients does Dr. Maciej J. Kopacz see?
CMS counts 74 Medicare patients who saw Dr. Kopacz in 2024, with an average age of 73.
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Is Dr. Maciej J. Kopacz board certified?
Yes. Dr. Kopacz is board certified in anesthesiology by the American Board of Anesthesiology.
What services does Dr. Maciej J. Kopacz bill to Medicare?
In 2024, Dr. Kopacz's most billed Medicare services were anesthesia (00537) and surgery: heart and blood vessels (36620).
Where did Dr. Maciej J. Kopacz go to medical school?
Dr. Kopacz graduated from Jagiellonian University Medical College in 1967.
Has Dr. Maciej J. Kopacz received payments from drug or device companies?
CMS Open Payments shows $76 in general payments to Dr. Kopacz from 4 companies from 2017 to 2023. The largest total came from Chiesi USA, Inc.
How long has Dr. Maciej J. Kopacz been practicing?
Dr. Kopacz graduated from medical school in 1967, 59 years ago.
What insurance does Dr. Maciej J. Kopacz accept?
Dr. Kopacz is in network with 6 carriers, including United Healthcare, Blue Cross Blue Shield of Michigan and Aspirus Health Plan. PPO plans come from the most carriers, 4. Check the plan with the practice before a visit.
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