Dr. Paul Alex Mazaris, MD
- Medicare services, 2024
- 141
- Medicare patients, 2024
- 92
- Part D claims, 2024
- 25
- Hospital affiliations
- 5
- Industry payments
- $65,743
- Practice address
- 100 Michigan St NE, Grand Rapids, MI 49503
- Practice phone
- Call (616) 391-1774
- Professional email
- Get professional email
- Personal email
- Get personal email
- Mobile number
- Get mobile number
Find Dr. Mazaris' 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. Paul Alex Mazaris is a neurosurgeon in Grand Rapids, Michigan
Dr. Mazaris practices at Corewell Health Grand Rapids Hospitals - Butterworth in Grand Rapids, Michigan, part of Corewell Health.
Dr. Mazaris' NPI, 1386841187, was assigned on June 27, 2007. Dr. Mazaris graduated from Wayne State University School of Medicine in 2007. Dr. Mazaris holds Michigan license 4301090301.
- NPI
- 1386841187NPI Registry (opens in a new tab)
- Medicare PAC ID
- 1850514167
- NPI enumeration date
- June 27, 2007
- NPI status
- Active
- Accepts Medicare assignment
- Yes
- Offers telehealth
- Yes
- Practice phone
- (616) 391-1774
- Professional email
- Get email
- Personal email
- Get email
- Mobile number
- Get number
- Sex
- Male
- Estimated age
- 45
- Medical school graduation
- 2007
Sources: NPPES NPI Registry (CMS); Dmand AI Professional Profile Data; Dmand AI Affiliation Data; and Doctors and Clinicians National Downloadable File (CMS)
Dr. Paul Alex Mazaris practices at Corewell Health Grand Rapids Hospitals - Butterworth in Grand Rapids, Michigan
Dr. Mazaris' primary practice is Corewell Health Grand Rapids Hospitals - Butterworth, at 100 Michigan St NE, Grand Rapids, MI 49503 in Kent County. The practice phone is (616) 391-1774.
- Corewell Health Grand Rapids Hospitals - Butterworth100 Michigan St NE, Grand Rapids, MI 49503 · Kent CountyPhone(616) 391-1774
Source: Dmand AI Affiliation Data
Dr. Paul Alex Mazaris is affiliated with 7 sites of care and 2 medical groups
Dr. Mazaris' primary practice is Corewell Health Grand Rapids Hospitals - Butterworth in Grand Rapids, Michigan, part of Corewell Health. Dr. Mazaris is also affiliated with Corewell Health Lakeland Hospitals - Saint Joseph Hospital. The medical group on file is Corewell Health Medical Group West. Dmand AI also links Dr. Mazaris to 3 more hospitals, 2 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. Paul Alex Mazaris' practice
Dmand AI tracks the electronic health record (EHR) system at each site where Dr. Mazaris practices, 7 sites in all. Vendor and product names are available with a free account.
| Site | EHR vendor and product |
|---|---|
| Corewell Health Grand Rapids Hospitals - Butterworth | Available with a free account |
| +6 more sites and 1 medical group | Available with a free account |
Source: Dmand AI Technology Install Data
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Dr. Paul Alex Mazaris is one of 256 neurosurgeons in Michigan
Neurological surgery is Dr. Mazaris' primary specialty in the NPI Registry, under taxonomy code 207T00000X. Dmand AI has Dr. Mazaris' licenses on file in 2 states: Michigan and Connecticut.
Specialties and state licenses
- Neurological surgery, MichiganPrimary
- Connecticut license
Neurosurgeons near Dr. Mazaris
Counts of neurosurgeons 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. Paul Alex Mazaris billed Medicare for 141 services in 2024
CMS data shows 141 Medicare services from Dr. Mazaris across 8 procedure codes in 2024, for 92 Medicare patients. Medicare paid $27,710 for them.
Dr. Mazaris' Medicare services by type, 2023 to 2024
- 2023
- 2024
- Office and hospital visits
- 2023: 952024: 4652%
- Surgery
- 2023: 542024: 4320%
- Imaging
- 2023: 232024: 3761%
- Tests and treatments
- 2023: 182024: 1517%
Where Dr. Mazaris' Medicare services took place, 2024
- In an office4633%
- In a facility9567%
Dr. Mazaris compared with the Michigan median for neurosurgeons, 2024
- Dr. Mazaris
- Michigan median
- Medicare services
- 141vs 16213% below
- Medicare patients
- 92vs 12225% below
- Part D claims
- 15vs 3355% below
Medians across 219 neurosurgeons in Michigan with Dmand AI profiles that report each measure.
Dr. Mazaris' 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.
Need commercial claims for Dr. Mazaris?
Medicare shows one payer. Book a meeting to get commercial claims data for Dr. Mazaris and other neurosurgeons in Michigan.
Sources: Medicare Physician & Other Practitioners - by Provider and Service (CMS), 2024 data; and Dmand AI Peer Benchmarks
Dr. Paul Alex Mazaris treated 92 Medicare patients in 2024, average age 71
CMS counts 92 Medicare patients who saw Dr. Mazaris in 2024. The largest group is 65 to 74, with 39 patients. 75% of them have high blood pressure, and 75% have high cholesterol. 22% are also on Medicaid. Their average risk score is 1.93, 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. Mazaris' median patient age at 66, with 59% women.
Dr. Mazaris' Medicare patients by age, 2024
Dr. Mazaris' Medicare patients by sex, 2024
- Women4852%
- Men4448%
Chronic conditions among Dr. Mazaris' Medicare patients, 2024
- High blood pressure75%
- High cholesterol75%
- Arthritis65%
- Stroke or TIA61%
- Mood disorders43%
- Ischemic heart disease42%
- Anxiety41%
- Depression40%
Share of Medicare patients with each condition. A patient can have several.
Dr. Mazaris' patients across all payers
Dmand AI patient panel data covers Medicare, Medicaid and commercial patients.
Patient panel by age, all payers
Median age 66
Patient panel by sex, all payers
- Women59%
- Men41%
Sources: Dmand AI Patient Panel Data; and Medicare Physician & Other Practitioners - by Provider (CMS), 2024 data
Dr. Paul Alex Mazaris wrote 25 Medicare Part D claims in 2024
In 2024, Dr. Mazaris wrote 25 Medicare Part D claims for 17 patients. 88% of them were for generic drugs. CMS names the drug for 15 of them, across 1 drug with 11 or more claims each, at $98 in total drug cost. In 2023, CMS named 29 claims across 1 drug.
Dr. Mazaris' Part D claims by kind of drug, 2024
- Generic22 claims88%
- Brand-name and other3 claims12%
Dr. Mazaris' 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.
Part D claims for drugs CMS names, 2023 to 2024
- 2023
- 2024
- Claims for drugs CMS names
- 2023: 292024: 1548%
Drugs named by CMS: 1 in 2024, 1 in 2023.
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
Dr. Paul Alex Mazaris offers telehealth to Medicare patients
Dr. Mazaris accepts Medicare assignment, so Medicare's approved amount is taken as full payment. CMS lists Dr. Mazaris as offering telehealth.
- Accepts Medicare assignment
- Yes
- Offers telehealth
- Yes
Source: Doctors and Clinicians National Downloadable File (CMS)
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Dr. Paul Alex Mazaris received $65,743 in industry payments from 2016 to 2025
CMS Open Payments shows 615 general payments to Dr. Mazaris from 39 drug and device companies from 2016 to 2025. Consulting fees make up the largest share, 72% of the total. Stryker Corporation paid the most, $47,880.
General payments to Dr. Mazaris by program year, 2016 to 2025
General payments to Dr. Mazaris by kind, 2016 to 2025
- Consulting fees$47,65072%
- Food and beverage$13,45420%
- Travel and lodging$4,5877%
- Education$520%
Companies that paid Dr. Mazaris the most, 2016 to 2025
Share is of all general payments to this clinician.
Source: Open Payments (CMS), 2025 data, released July 7, 2026
Dr. Paul Alex Mazaris graduated from Wayne State University School of Medicine
Dr. Mazaris graduated from Wayne State University School of Medicine in 2007.
- Medical school
Source: Dmand AI Professional Profile Data
Sources for Dr. Paul Alex Mazaris'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) |
| 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) |
| MIPS scores, telehealth, assignment and procedure percentiles | Doctors and Clinicians National Downloadable File (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. Paul Alex Mazaris
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. Paul Alex Mazaris' NPI number?
Dr. Paul Alex Mazaris' NPI number is 1386841187. It was assigned on June 27, 2007, and it is active in the NPI Registry.
What kind of doctor is Dr. Paul Alex Mazaris?
Dr. Paul Alex Mazaris is a neurosurgeon in Grand Rapids, Michigan. The primary specialty in the NPI Registry is Neurological Surgery Physician (taxonomy code 207T00000X).
Where does Dr. Paul Alex Mazaris practice?
Dr. Mazaris practices at 100 Michigan St NE, Grand Rapids, MI 49503. Dr. Mazaris' primary practice is Corewell Health Grand Rapids Hospitals - Butterworth in Grand Rapids, Michigan, part of Corewell Health. Dmand AI also links Dr. Mazaris to 3 hospitals, 2 group practices and clinics and 1 medical group.
What is Dr. Paul Alex Mazaris' office phone number?
The practice phone on file for Dr. Mazaris is (616) 391-1774.
What is Dr. Paul Alex Mazaris' medical license number?
Dr. Mazaris holds Michigan license 4301090301, one of the licenses on file in 2 states.
Which states has Dr. Paul Alex Mazaris been licensed in?
Dmand AI has state licenses on file for Dr. Mazaris in Michigan and Connecticut.
Which hospitals is Dr. Paul Alex Mazaris affiliated with?
Dr. Mazaris practices at Corewell Health Grand Rapids Hospitals - Butterworth in Grand Rapids, Michigan. Dr. Mazaris is also affiliated with Corewell Health Lakeland Hospitals - Saint Joseph Hospital. Dmand AI links Dr. Mazaris to 3 more hospitals.
What medical group is Dr. Paul Alex Mazaris part of?
Dr. Mazaris is linked to Corewell Health Medical Group West. Dmand AI links Dr. Mazaris to 1 more medical group.
Does Dr. Paul Alex Mazaris accept Medicare?
Yes. CMS data shows Dr. Mazaris billed Medicare for 141 services in 2024, and Dr. Mazaris accepts Medicare assignment.
Does Dr. Paul Alex Mazaris offer telehealth?
Yes. The CMS Doctors and Clinicians file lists Dr. Mazaris as offering telehealth services.
Show 6 more questionsShow fewer questions
How many Medicare patients does Dr. Paul Alex Mazaris see?
CMS counts 92 Medicare patients who saw Dr. Mazaris in 2024, with an average age of 71.
What services does Dr. Paul Alex Mazaris bill to Medicare?
In 2024, Dr. Mazaris' most billed Medicare services were office visit, new patient (99203), diagnostic imaging (75898) and office visit, established patient (99214).
Where did Dr. Paul Alex Mazaris go to medical school?
Dr. Mazaris graduated from Wayne State University School of Medicine in 2007.
What drugs does Dr. Paul Alex Mazaris prescribe most?
In 2024 Medicare Part D data, Dr. Mazaris' most prescribed drugs by claims were Clopidogrel.
Has Dr. Paul Alex Mazaris received payments from drug or device companies?
CMS Open Payments shows $65,743 in general payments to Dr. Mazaris from 39 companies from 2016 to 2025. The largest total came from Stryker Corporation.
How long has Dr. Paul Alex Mazaris been practicing?
Dr. Mazaris graduated from medical school in 2007, 19 years ago.
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