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Dr. Zane Alexander Tymchak, MD
NPI1568949055PAC ID8022368570
- Medicare services, 2024
- 320
- Medicare patients, 2024
- 185
- Part D claims, 2024
- 42
- Publications
- 4
- Hospital affiliations
- 5
- Practice address
- 500 17th Avenue, Seattle, WA 98122
- Practice phone
- Call (206) 320-2000
- Professional email
- Get professional email
- Personal email
- Get personal email
- Mobile number
- Get mobile number
Primary practice
Find Dr. Tymchak'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. Zane Alexander Tymchak is a neurosurgeon in Seattle, Washington
Dr. Tymchak practices at Swedish Cherry Hill Campus in Seattle, Washington, part of Providence Health & Services.
Dr. Tymchak's NPI, 1568949055, was assigned on July 26, 2018. Dr. Tymchak holds Washington license MD60812774.
NPI and contact details
- NPI
- 1568949055NPI Registry (opens in a new tab)
- Medicare PAC ID
- 8022368570
- NPI enumeration date
- July 26, 2018
- NPI status
- Active
- Accepts Medicare assignment
- Yes
- Offers telehealth
- Yes
- Practice phone
- (206) 320-2000
- Professional email
- Get email
- Personal email
- Get email
- Mobile number
- Get number
- Sex
- Male
- Estimated age
- 40
- Medical school graduation
- 2012
Sources: NPPES NPI Registry (CMS); Dmand AI Professional Profile Data; Dmand AI Affiliation Data; and Doctors and Clinicians National Downloadable File (CMS)
Dr. Zane Alexander Tymchak practices at Swedish Cherry Hill Campus in Seattle, Washington
Dr. Tymchak's primary practice is Swedish Cherry Hill Campus, at 500 17th Avenue, Seattle, WA 98122 in King County. The practice phone is (206) 320-2000.
- Swedish Cherry Hill Campus500 17th Avenue, Seattle, WA 98122 · King CountyPhone(206) 320-2000
Source: Dmand AI Affiliation Data
Dr. Zane Alexander Tymchak is affiliated with 8 sites of care and 2 medical groups
Dr. Tymchak's primary practice is Swedish Cherry Hill Campus in Seattle, Washington, part of Providence Health & Services. Dr. Tymchak is also affiliated with Providence Regional Medical Center Everett. The medical group on file is Swedish Health Services. Dmand AI also links Dr. Tymchak to 3 more hospitals, 2 group practices and clinics, 1 hospital outpatient department and 1 medical group, each named with a free account.
Providence Regional Medical Center EverettSwedish Health Services3 hospitalsNames with a free account2 group practices and clinicsNames with a free account1 hospital outpatient departmentName with a free account1 medical groupName with a free account
See all 10 affiliations for Dr. TymchakSources: Dmand AI Affiliation Data; and Dmand AI Org Hierarchy Data
Dmand AI tracks the EHR system at Dr. Zane Alexander Tymchak's practice
Dmand AI tracks the electronic health record (EHR) system at each site where Dr. Tymchak practices, 8 sites in all. Vendor and product names are available with a free account.
| Site | EHR vendor and product |
|---|---|
| Swedish Cherry Hill Campus | Available with a free account |
| +7 more sites and 1 medical group | Available with a free account |
Source: Dmand AI Technology Install Data
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Dr. Zane Alexander Tymchak is one of 187 neurosurgeons in Washington
Neurological surgery is Dr. Tymchak's primary specialty in the NPI Registry, under taxonomy code 207T00000X. Dr. Tymchak is licensed in Washington.
Specialties and state licenses
- Neurological surgery, WashingtonPrimary
Neurosurgeons near Dr. Tymchak
Counts of neurosurgeons with a Dmand AI profile, by place and practice. Each opens the list.
187neurosurgeons in Washington96neurosurgeons in Seattle16neurosurgeons at Swedish Cherry Hill Campus
Sources: NPPES NPI Registry (CMS); Dmand AI Professional Profile Data; and Dmand AI Peer Benchmarks
Dr. Zane Alexander Tymchak billed Medicare for 320 services in 2024
CMS data shows 320 Medicare services from Dr. Tymchak across 9 procedure codes in 2024, for 185 Medicare patients. Medicare paid $25,975 for them.
Medicare services, 2024320
Medicare patients185
Paid by Medicare$25,975
Procedure codes9
Dr. Tymchak's Medicare services by type, 2023 to 2024
- 2023
- 2024
- Office and hospital visits
- 2023: 2072024: 16819%
- Other services
- 2023: 02024: 95
- Surgery
- 2023: 392024: 3121%
- Imaging
- 2023: 262024: 26No change
Where Dr. Tymchak's Medicare services took place, 2024
- In an office26382%
- In a facility5718%
Dr. Tymchak compared with the Washington median for neurosurgeons, 2024
- Dr. Tymchak
- Washington median
- Medicare services
- 320vs 1542.1 times
- Medicare patients
- 185vs 13240% above
- Part D claims
- 27vs 27Close to median
Medians across 156 neurosurgeons in Washington with Dmand AI profiles that report each measure.
Dr. Tymchak'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. Zane Alexander Tymchak treated 185 Medicare patients in 2024, average age 76
CMS counts 185 Medicare patients who saw Dr. Tymchak in 2024. The largest group is 65 to 74, with 74 patients. 75% of them have high blood pressure, and 75% have high cholesterol. 11% are also on Medicaid. Their average risk score is 1.23, where 1.00 is the Medicare average.
Across all payers, Dmand AI patient panel data puts Dr. Tymchak's median patient age at 71, with 56% women.
Medicare patients, 2024185
Average age76
Average risk score1.23
Also on Medicaid11%
Dr. Tymchak's Medicare patients by age, 2024
CMS leaves out age groups with fewer than 11 patients.
Dr. Tymchak's Medicare patients by sex, 2024
- Women8848%
- Men9752%
Chronic conditions among Dr. Tymchak's Medicare patients, 2024
- High blood pressure75%
- High cholesterol75%
- Arthritis59%
- Stroke or TIA36%
- Diabetes30%
- Mood disorders30%
- Anxiety26%
- Depression25%
Share of Medicare patients with each condition. A patient can have several.
Dr. Tymchak's patients across all payers
Dmand AI patient panel data covers Medicare, Medicaid and commercial patients.
Patient panel by age, all payers
Median age 71
Patient panel by sex, all payers
- Women56%
- Men43%
Sources: Dmand AI Patient Panel Data; and Medicare Physician & Other Practitioners - by Provider (CMS), 2024 data
Dr. Zane Alexander Tymchak wrote 42 Medicare Part D claims in 2024
In 2024, Dr. Tymchak wrote 42 Medicare Part D claims for 19 patients. 100% of them were for generic drugs. CMS names the drug for 27 of them, across 1 drug with 11 or more claims each, at $146 in total drug cost.
Part D claims, 202442
Drugs named by CMS1
Total drug cost$146
Part D patients19
Dr. Tymchak'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.
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. Zane Alexander Tymchak ranks in the 40th percentile for spinal fusion in Medicare
Dr. Tymchak accepts Medicare assignment, so Medicare's approved amount is taken as full payment. CMS lists Dr. Tymchak as offering telehealth. CMS counts 24 procedures of spinal fusion by Dr. Tymchak, more than 40% of the clinicians it reports for that procedure.
- Accepts Medicare assignment
- Yes
- Offers telehealth
- Yes
Where Dr. Tymchak ranks in Medicare procedure volume
- Spinal fusion
- 40th percentile24 procedures
- Laminectomy or laminotomy (partial removal of spine bones)
- 37th percentile12 procedures
CMS ranks each clinician against every clinician it reports for the same procedure category.
Sources: Doctors and Clinicians National Downloadable File (CMS); and Doctors and Clinicians Utilization Data (CMS)
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Dr. Zane Alexander Tymchak has 4 publications on record
Dmand AI links 4 papers to Dr. Tymchak, published from 2019 to 2022. Dr. Tymchak's most frequent co-authors are Jens R. Chapman, MD, Rod J. Oskouian, MD and Wyatt Langdon Ramey, MD.
Papers4
Years published2019 to 2022
Dr. Tymchak's papers by year, 2019 to 2022
Dr. Tymchak's most frequent co-authors
- Jens R. Chapman, MD3 shared papers
- Rod J. Oskouian, MD3 shared papers
- Wyatt Langdon Ramey, MD3 shared papers
Recent publications by Dr. Tymchak
Spine (Phila Pa 1976)
Brain IschemiaCerebrospinal Fluid LeakComorbidity
See who Dr. Tymchak researches with
Physician Network Discovery turns co-authorship, shared hospitals and shared groups into a map of who Dr. Tymchak works with, so you can find a warm path to the right neurosurgeons.
Sources: PubMed (National Library of Medicine); and Dmand AI Research Linkage
Dr. Zane Alexander Tymchak received $7,363 in industry payments from 2018 to 2025
CMS Open Payments shows 76 general payments to Dr. Tymchak from 11 drug and device companies from 2018 to 2025. Food and beverage make up the largest share, 50% of the total. Globus Medical, Inc. paid the most, $2,715.
General payments to Dr. Tymchak by program year, 2018 to 2025
General payments to Dr. Tymchak by kind, 2018 to 2025
$7.4Kin total
- Food and beverage$3,67650%
- Travel and lodging$3,27244%
- Education$4156%
Companies that paid Dr. Tymchak the most, 2018 to 2025
Share is of all general payments to this clinician.
Source: Open Payments (CMS), 2025 data, released July 7, 2026
Sources for Dr. Zane Alexander Tymchak'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)Doctors and Clinicians Utilization Data (CMS) (opens in a new tab) |
| Publications, topics and co-authors | PubMed (National Library of Medicine) (opens in a new tab)Dmand AI Research Linkage |
| Industry payments | Open Payments (CMS) (opens in a new tab) |
| 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. Zane Alexander Tymchak
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. Zane Alexander Tymchak's NPI number?
Dr. Zane Alexander Tymchak's NPI number is 1568949055. It was assigned on July 26, 2018, and it is active in the NPI Registry.
What kind of doctor is Dr. Zane Alexander Tymchak?
Dr. Zane Alexander Tymchak is a neurosurgeon in Seattle, Washington. The primary specialty in the NPI Registry is Neurological Surgery Physician (taxonomy code 207T00000X).
Where does Dr. Zane Alexander Tymchak practice?
Dr. Tymchak practices at 500 17th Avenue, Seattle, WA 98122. Dr. Tymchak's primary practice is Swedish Cherry Hill Campus in Seattle, Washington, part of Providence Health & Services. Dmand AI also links Dr. Tymchak to 3 hospitals, 2 group practices and clinics, 1 hospital outpatient department and 1 medical group.
What is Dr. Zane Alexander Tymchak's office phone number?
The practice phone on file for Dr. Tymchak is (206) 320-2000.
What is Dr. Zane Alexander Tymchak's medical license number?
Dr. Tymchak holds Washington license MD60812774.
Which hospitals is Dr. Zane Alexander Tymchak affiliated with?
Dr. Tymchak practices at Swedish Cherry Hill Campus in Seattle, Washington. Dr. Tymchak is also affiliated with Providence Regional Medical Center Everett. Dmand AI links Dr. Tymchak to 3 more hospitals.
What medical group is Dr. Zane Alexander Tymchak part of?
Dr. Tymchak is linked to Swedish Health Services. Dmand AI links Dr. Tymchak to 1 more medical group.
Does Dr. Zane Alexander Tymchak accept Medicare?
Yes. CMS data shows Dr. Tymchak billed Medicare for 320 services in 2024, and Dr. Tymchak accepts Medicare assignment.
Does Dr. Zane Alexander Tymchak offer telehealth?
Yes. The CMS Doctors and Clinicians file lists Dr. Tymchak as offering telehealth services.
How many Medicare patients does Dr. Zane Alexander Tymchak see?
CMS counts 185 Medicare patients who saw Dr. Tymchak in 2024, with an average age of 76.
Show 6 more questionsShow fewer questions
What services does Dr. Zane Alexander Tymchak bill to Medicare?
In 2024, Dr. Tymchak's most billed Medicare services were medicare service (G2211), office visit, established patient (99212) and office visit, new patient (99202).
What drugs does Dr. Zane Alexander Tymchak prescribe most?
In 2024 Medicare Part D data, Dr. Tymchak's most prescribed drugs by claims were Clopidogrel.
Has Dr. Zane Alexander Tymchak received payments from drug or device companies?
CMS Open Payments shows $7,363 in general payments to Dr. Tymchak from 11 companies from 2018 to 2025. The largest total came from Globus Medical, Inc.
How long has Dr. Zane Alexander Tymchak been practicing?
Dr. Tymchak graduated from medical school in 2012, 14 years ago.
Does Dr. Zane Alexander Tymchak do research?
Dmand AI links 4 publications to Dr. Tymchak, published from 2019 to 2022.
Who does Dr. Zane Alexander Tymchak publish with?
Dr. Tymchak's most frequent co-authors are Jens R. Chapman, MD (3 shared papers), Rod J. Oskouian, MD (3 shared papers) and Wyatt Langdon Ramey, MD (3 shared papers).
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