Zachary Medress

  • Portland, OR
  • Neurosurgeon
NPI1467848051PAC ID0941681027
Medicare services, 2024
251
Medicare patients, 2024
131
Part D claims, 2024
56
Publications
39
MIPS score, 2024
94
Practice address
4805 NE Glisan Street, Portland, OR 97213
Practice phone
Call (503) 215-1111
Professional email
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Personal email
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Mobile number
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Social profiles

Primary practice

Providence Portland Medical Center

Hospital · Portland, Oregon

See all 7 affiliations

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Zachary Medress is a neurosurgeon in Portland, Oregon

Zachary Medress practices at Providence Portland Medical Center in Portland, Oregon, part of Providence Health & Services.

Zachary Medress' NPI, 1467848051, was assigned on April 9, 2015. Zachary Medress graduated from Stanford University School of Medicine in 2015. Zachary Medress holds Oregon license MD209791.

NPI and contact details
Medicare PAC ID
0941681027
NPI enumeration date
April 9, 2015
NPI status
Active
Accepts Medicare assignment
Yes
Offers telehealth
Yes
Practice phone
(503) 215-1111
Professional email
Get email
Personal email
Get email
Mobile number
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Sex
Male
Estimated age
37
Medical school graduation
2015

Sources: NPPES NPI Registry (CMS); Dmand AI Professional Profile Data; Dmand AI Affiliation Data; and Doctors and Clinicians National Downloadable File (CMS)

Zachary Medress practices at Providence Portland Medical Center in Portland, Oregon

Zachary Medress' primary practice is Providence Portland Medical Center, at 4805 NE Glisan Street, Portland, OR 97213 in Multnomah County. The practice phone is (503) 215-1111.

Source: Dmand AI Affiliation Data

Zachary Medress is affiliated with 6 sites of care and 1 medical group

Zachary Medress' primary practice is Providence Portland Medical Center in Portland, Oregon, part of Providence Health & Services. Zachary Medress is also affiliated with Providence St. Vincent Medical Center. The medical group on file is The Oregon Clinic. Dmand AI also links Zachary Medress to 3 more hospitals and 1 group practice or clinic, each named with a free account.

See all 7 affiliations for Zachary Medress

Sources: Dmand AI Affiliation Data; and Dmand AI Org Hierarchy Data

Dmand AI tracks the EHR system at Zachary Medress' practice

Dmand AI tracks the electronic health record (EHR) system at each site where Zachary Medress practices, 6 sites in all. Vendor and product names are available with a free account.

EHR by site
SiteEHR vendor and product
Providence Portland Medical CenterAvailable with a free account
+5 more affiliated sitesAvailable with a free account

Source: Dmand AI Technology Install Data

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Zachary Medress is one of 113 neurosurgeons in Oregon

Neurological surgery is Zachary Medress' primary specialty in the NPI Registry, under taxonomy code 207T00000X. Zachary Medress is licensed in Oregon.

Specialties and state licenses

  • Neurological surgery, OregonPrimaryLicense MD209791 · taxonomy 207T00000X

Neurosurgeons near Zachary Medress

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

Zachary Medress billed Medicare for 251 services in 2024

CMS data shows 251 Medicare services from Zachary Medress across 11 procedure codes in 2024, for 131 Medicare patients. Medicare paid $64,979 for them.

Medicare services, 2024251
Medicare patients131
Paid by Medicare$64,979
Procedure codes11

Zachary Medress' Medicare services by type, 2023 to 2024

  • 2023
  • 2024
Office and hospital visits
2023: 1262024: 14817%
Surgery
2023: 942024: 10310%

Where Zachary Medress' Medicare services took place, 2024

  • In an office13152%
  • In a facility12048%

Zachary Medress compared with the Oregon median for neurosurgeons, 2024

  • Zachary Medress
  • Oregon median
Medicare services
251vs 15067% above
Medicare patients
131vs 1227% above
Part D claims
35vs 2540% above

Medians across 97 neurosurgeons in Oregon with Dmand AI profiles that report each measure.

Zachary Medress' 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.

See all procedures by Zachary Medress

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Sources: Medicare Physician & Other Practitioners - by Provider and Service (CMS), 2024 data; and Dmand AI Peer Benchmarks

Zachary Medress treated 131 Medicare patients in 2024, average age 72

CMS counts 131 Medicare patients who saw Zachary Medress in 2024. The largest group is 65 to 74, with 65 patients. 75% of them have arthritis, and 74% have high cholesterol. 18% are also on Medicaid. Their average risk score is 1.32, where 1.00 is the Medicare average.

Across all payers, Dmand AI patient panel data puts Zachary Medress' median patient age at 69, with 59% women.

Medicare patients, 2024131
Average age72
Average risk score1.32
Also on Medicaid18%

Zachary Medress' Medicare patients by age, 2024

CMS leaves out age groups with fewer than 11 patients.

Zachary Medress' Medicare patients by sex, 2024

  • Women7053%
  • Men6147%

Chronic conditions among Zachary Medress' Medicare patients, 2024

  1. Arthritis75%
  2. High cholesterol74%
  3. High blood pressure73%
  4. Mood disorders37%
  5. Anxiety33%
  6. Depression33%
  7. Diabetes25%
  8. Chronic kidney disease24%

Share of Medicare patients with each condition. A patient can have several.

Zachary Medress' 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

  • Women59%
  • Men41%

Sources: Dmand AI Patient Panel Data; and Medicare Physician & Other Practitioners - by Provider (CMS), 2024 data

Zachary Medress wrote 56 Medicare Part D claims in 2024

In 2024, Zachary Medress wrote 56 Medicare Part D claims for 29 patients. 100% of them were for generic drugs. CMS names the drug for 35 of them, across 1 drug with 11 or more claims each, at $311 in total drug cost. In 2023, CMS named 18 claims across 1 drug.

Part D claims, 202456
Drugs named by CMS1
Total drug cost$311
Part D patients29

Zachary Medress' 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: 182024: 3594%

Drugs named by CMS: 1 in 2024, 1 in 2023.

See all prescribing by Zachary Medress

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

Zachary Medress scored 94 out of 100 in Medicare's MIPS program for 2024

CMS publishes a Merit-based Incentive Payment System (MIPS) score of 94 out of 100 for Zachary Medress for performance year 2024, reported as part of a group. Zachary Medress accepts Medicare assignment, so Medicare's approved amount is taken as full payment. CMS lists Zachary Medress as offering telehealth. CMS counts 106 procedures of spinal fusion by Zachary Medress, more than 75% of the clinicians it reports for that procedure.

Accepts Medicare assignment
Yes
Offers telehealth
Yes

Zachary Medress' MIPS scores, performance year 2024

  • 94of 100Final score
  • 86.8of 100Quality
  • 100of 100Promoting Interoperability
  • 40of 100Improvement Activities
  • 86of 100Cost

Each score is out of 100. The final score weighs the categories CMS scored for this clinician.

Where Zachary Medress ranks in Medicare procedure volume

Spinal fusion
75th percentile106 procedures
Laminectomy or laminotomy (partial removal of spine bones)
66th percentile35 procedures

CMS ranks each clinician against every clinician it reports for the same procedure category.

Sources: Doctors and Clinicians National Downloadable File (CMS); Clinician Public Reporting: Overall MIPS Performance (CMS), 2024 data, released September 10, 2026; and Doctors and Clinicians Utilization Data (CMS)

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Zachary Medress has 39 publications on record

Dmand AI links 39 papers to Zachary Medress, published from 2015 to 2023. 2020 was the busiest year, with 9. The most frequent topics are Postoperative Complications, Spinal Fusion and Neurosurgical Procedures. Zachary Medress has published most often in World Neurosurg. Zachary Medress' most frequent co-authors are John Kevin Ratliff, MD, Anand Veeravagu, MD and Martin Nikolaus Stienen, MD.

Papers39
Years published2015 to 2023

Zachary Medress' papers by year, 2015 to 2023

Topics Zachary Medress writes about most

  • Postoperative Complications
  • Spinal Fusion
  • Neurosurgical Procedures
  • Reoperation
  • Lumbar Vertebrae
  • Patient Readmission
  • Medicare
  • Astrocytoma

Zachary Medress' most frequent co-authors

Recent publications by Zachary Medress

See all 39 publications and co-authors

See who Zachary Medress researches with

Physician Network Discovery turns co-authorship, shared hospitals and shared groups into a map of who Zachary Medress works with, so you can find a warm path to the right neurosurgeons.

How network discovery works

Sources: PubMed (National Library of Medicine); and Dmand AI Research Linkage

Zachary Medress received $8,818 in industry payments from 2022 to 2025

CMS Open Payments shows 85 general payments to Zachary Medress from 15 drug and device companies from 2022 to 2025. Travel and lodging make up the largest share, 68% of the total. Centinel Spine, LLC paid the most, $2,438.

General payments to Zachary Medress by program year, 2022 to 2025

General payments to Zachary Medress by kind, 2022 to 2025

$8.8Kin total
  • Travel and lodging$6,03368%
  • Food and beverage$2,78532%

Companies that paid Zachary Medress the most, 2022 to 2025

Share is of all general payments to this clinician.

See all payments to Zachary Medress

Source: Open Payments (CMS), 2025 data, released July 7, 2026

Zachary Medress graduated from Stanford University School of Medicine

Zachary Medress graduated from Stanford University School of Medicine in 2015.

  1. Medical schoolStanford University School of Medicine

Source: Dmand AI Professional Profile Data

Sources for Zachary Medress's profile data

Sources for the data on this page
Data on this pageSource
NPI, name, sex, specialty and licensesNPPES NPI Registry (CMS) (opens in a new tab)Dmand AI Professional Profile Data
Practice locations and phoneDmand AI Affiliation Data
Primary practice, affiliations and health systemDmand AI Affiliation DataDmand AI Org Hierarchy Data
Medicare services and procedure codesMedicare Physician & Other Practitioners - by Provider and Service (CMS) (opens in a new tab)
State medians for the same specialtyDmand AI Peer Benchmarks
Medicare patients and the all-payer patient panelDmand AI Patient Panel DataMedicare Physician & Other Practitioners - by Provider (CMS) (opens in a new tab)
Part D prescribingMedicare 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 percentilesDoctors and Clinicians National Downloadable File (CMS) (opens in a new tab)Clinician Public Reporting: Overall MIPS Performance (CMS) (opens in a new tab)Doctors and Clinicians Utilization Data (CMS) (opens in a new tab)
Publications, topics and co-authorsPubMed (National Library of Medicine) (opens in a new tab)Dmand AI Research Linkage
Industry paymentsOpen Payments (CMS) (opens in a new tab)
Training, board certification and membershipsDmand AI Professional Profile Data
EHR at each practice siteDmand AI Technology Install Data
Similar physiciansDmand AI Affiliation Data

Data last refreshed October 2026Report an inaccuracyRemove my information

FAQ

Frequently asked questions about Zachary Medress

Spotted something out of date? Email hello@dmand.ai and we will check the record. Contact details live in the free trial.

What is Zachary Medress' NPI number?

Zachary Medress' NPI number is 1467848051. It was assigned on April 9, 2015, and it is active in the NPI Registry.

What does Zachary Medress specialize in?

Zachary Medress is a neurosurgeon in Portland, Oregon. The primary specialty in the NPI Registry is Neurological Surgery Physician (taxonomy code 207T00000X).

Where does Zachary Medress practice?

Zachary Medress practices at 4805 NE Glisan Street, Portland, OR 97213. Zachary Medress' primary practice is Providence Portland Medical Center in Portland, Oregon, part of Providence Health & Services. Dmand AI also links Zachary Medress to 3 hospitals and 1 group practice or clinic.

What is Zachary Medress' office phone number?

The practice phone on file for Zachary Medress is (503) 215-1111.

What is Zachary Medress' medical license number?

Zachary Medress holds Oregon license MD209791.

Which hospitals is Zachary Medress affiliated with?

Zachary Medress practices at Providence Portland Medical Center in Portland, Oregon. Zachary Medress is also affiliated with Providence St. Vincent Medical Center. Dmand AI links Zachary Medress to 3 more hospitals.

What medical group is Zachary Medress part of?

Zachary Medress is linked to The Oregon Clinic.

Does Zachary Medress accept Medicare?

Yes. CMS data shows Zachary Medress billed Medicare for 251 services in 2024, and Zachary Medress accepts Medicare assignment.

Does Zachary Medress offer telehealth?

Yes. The CMS Doctors and Clinicians file lists Zachary Medress as offering telehealth services.

What is Zachary Medress' MIPS score?

Zachary Medress' MIPS final score for performance year 2024 is 94 out of 100, reported as part of a group.

Show 8 more questionsShow fewer questions

How many Medicare patients does Zachary Medress see?

CMS counts 131 Medicare patients who saw Zachary Medress in 2024, with an average age of 72.

What services does Zachary Medress bill to Medicare?

In 2024, Zachary Medress' most billed Medicare services were surgery: bones and joints (22614), office visit, established patient (99214) and office visit, new patient (99204).

Where did Zachary Medress go to medical school?

Zachary Medress graduated from Stanford University School of Medicine in 2015.

What drugs does Zachary Medress prescribe most?

In 2024 Medicare Part D data, Zachary Medress' most prescribed drugs by claims were Gabapentin.

Has Zachary Medress received payments from drug or device companies?

CMS Open Payments shows $8,818 in general payments to Zachary Medress from 15 companies from 2022 to 2025. The largest total came from Centinel Spine, LLC.

How long has Zachary Medress been practicing?

Zachary Medress graduated from medical school in 2015, 11 years ago.

Does Zachary Medress do research?

Dmand AI links 39 publications to Zachary Medress, published from 2015 to 2023.

Who does Zachary Medress publish with?

Zachary Medress' most frequent co-authors are John Kevin Ratliff, MD (20 shared papers), Anand Veeravagu, MD (20 shared papers) and Martin Nikolaus Stienen, MD (16 shared papers).

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