Dr. Gefei A. Zhu, MD
- Medicare services, 2024
- 1,246
- Medicare patients, 2024
- 277
- Part D claims, 2024
- 813
- Publications
- 20
- Hospital affiliations
- 2
- Practice address
- 4805 NE Glisan Street, Portland, OR 97213
- Practice phone
- Call (503) 215-1111
- Professional email
- Get professional email
- Personal email
- Get personal email
- Mobile number
- Get mobile number
Primary practice
Find Dr. Zhu's professional email, personal email and mobile number
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Dr. Gefei A. Zhu is a dermatologist in Portland, Oregon
Dr. Zhu practices at Providence Portland Medical Center in Portland, Oregon, part of Providence Health & Services.
Dr. Zhu's NPI, 1518329804, was assigned on March 24, 2016. Dr. Zhu graduated from Stanford University School of Medicine in 2016. Dr. Zhu holds Oregon license MD208582.
- NPI
- 1518329804NPI Registry (opens in a new tab)
- Medicare PAC ID
- 1153749700
- NPI enumeration date
- March 24, 2016
- NPI status
- Active
- Accepts Medicare assignment
- Yes
- Practice phone
- (503) 215-1111
- Professional email
- Get email
- Personal email
- Get email
- Mobile number
- Get number
- Sex
- Male
- Estimated age
- 36
- Medical school graduation
- 2016
Sources: NPPES NPI Registry (CMS); Dmand AI Professional Profile Data; Dmand AI Affiliation Data; and Doctors and Clinicians National Downloadable File (CMS)
Dr. Gefei A. Zhu practices at Providence Portland Medical Center in Portland, Oregon
Dr. Zhu's 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.
- Providence Portland Medical Center4805 NE Glisan Street, Portland, OR 97213 · Multnomah CountyPhone(503) 215-1111
Source: Dmand AI Affiliation Data
Dr. Gefei A. Zhu is affiliated with 5 sites of care and 3 medical groups
Dr. Zhu's primary practice is Providence Portland Medical Center in Portland, Oregon, part of Providence Health & Services. Dr. Zhu is also affiliated with Providence St. Vincent Medical Center. The medical group on file is Providence Medical Group, Oregon. Dmand AI also links Dr. Zhu to 3 more group practices and clinics and 2 medical groups, 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. Gefei A. Zhu's practice
Dmand AI tracks the electronic health record (EHR) system at each site where Dr. Zhu practices, 5 sites in all. Vendor and product names are available with a free account.
| Site | EHR vendor and product |
|---|---|
| Providence Portland Medical Center | Available with a free account |
| +4 more sites and 2 medical groups | Available with a free account |
Source: Dmand AI Technology Install Data
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Dr. Gefei A. Zhu is one of 211 dermatologists in Oregon
Dermatology is Dr. Zhu's primary specialty in the NPI Registry, under taxonomy code 207N00000X. Dmand AI has Dr. Zhu's licenses on file in 2 states: Oregon and Washington.
Specialties and state licenses
- Dermatology, OregonPrimary
- Washington license
Dermatologists near Dr. Zhu
Counts of dermatologists 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. Gefei A. Zhu billed Medicare for 1,246 services in 2024
CMS data shows 1,246 Medicare services from Dr. Zhu across 11 procedure codes in 2024, for 277 Medicare patients. Medicare paid $59,147 for them. Every service was in an office.
Dr. Zhu's Medicare services by type, 2023 to 2024
- 2023
- 2024
- Surgery
- 2023: 6632024: 79520%
- Office and hospital visits
- 2023: 3342024: 40722%
- Lab and pathology
- 2023: 522024: 4415%
Dr. Zhu compared with the Oregon median for dermatologists, 2024
- Dr. Zhu
- Oregon median
- Medicare services
- 1,246vs 1,71227% below
- Medicare patients
- 277vs 45840% below
- Part D claims
- 688vs 52132% above
Medians across 215 dermatologists in Oregon with Dmand AI profiles that report each measure.
Dr. Zhu'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. Gefei A. Zhu treated 277 Medicare patients in 2024, average age 74
CMS counts 277 Medicare patients who saw Dr. Zhu in 2024. The largest group is 65 to 74, with 144 patients. 65% of them have high cholesterol, and 57% have high blood pressure. 5% are also on Medicaid. Their average risk score is 0.96, where 1.00 is the Medicare average.
Across all payers, Dmand AI patient panel data puts Dr. Zhu's median patient age at 72, with 53% women.
Dr. Zhu's Medicare patients by age, 2024
CMS leaves out age groups with fewer than 11 patients.
Dr. Zhu's Medicare patients by sex, 2024
- Women15556%
- Men12244%
Chronic conditions among Dr. Zhu's Medicare patients, 2024
- High cholesterol65%
- High blood pressure57%
- Arthritis35%
- Chronic kidney disease19%
- Mood disorders19%
- Diabetes18%
- Depression17%
- Atrial fibrillation16%
Share of Medicare patients with each condition. A patient can have several.
Dr. Zhu's patients across all payers
Dmand AI patient panel data covers Medicare, Medicaid and commercial patients.
Patient panel by age, all payers
Median age 72
Patient panel by sex, all payers
- Women53%
- Men47%
Sources: Dmand AI Patient Panel Data; and Medicare Physician & Other Practitioners - by Provider (CMS), 2024 data
Dr. Gefei A. Zhu wrote 813 Medicare Part D claims in 2024
In 2024, Dr. Zhu wrote 813 Medicare Part D claims for 315 patients. 95% of them were for generic drugs. CMS names the drug for 688 of them, across 20 drugs with 11 or more claims each, at $136,956 in total drug cost. In 2023, CMS named 550 claims across 19 drugs.
Dr. Zhu's Part D claims by kind of drug, 2024
- Generic769 claims95%
- Brand-name44 claims5%
Dr. Zhu'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.
Drug classes CMS tracks in Dr. Zhu's Part D claims, 2024
- Antibiotics9%75 of 813 claims
Share of all Part D claims for each drug class CMS reports on. Classes with no claims are left out.
Part D claims for drugs CMS names, 2023 to 2024
- 2023
- 2024
- Claims for drugs CMS names
- 2023: 5502024: 68825%
Drugs named by CMS: 20 in 2024, 19 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. Gefei A. Zhu ranks in the 92nd percentile for skin biopsy in Medicare
Dr. Zhu accepts Medicare assignment, so Medicare's approved amount is taken as full payment. CMS counts 340 procedures of skin biopsy by Dr. Zhu, more than 92% of the clinicians it reports for that procedure.
- Accepts Medicare assignment
- Yes
Where Dr. Zhu ranks in Medicare procedure volume
- Removal of skin lesions
- 91st percentile790 procedures
- Skin biopsy
- 92nd percentile340 procedures
- Melanoma (skin cancer) excision
- 77th percentile24 procedures
- Removal or shaving of skin growth
- 64th percentile11 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. Gefei A. Zhu has 20 publications on record
Dmand AI links 20 papers to Dr. Zhu, published from 2011 to 2021. 2014 was the busiest year, with 3. The most frequent topics are Skin Neoplasms, Antibodies, Monoclonal, Humanized and B7-H1 Antigen. Dr. Zhu has published most often in J Am Acad Dermatol. Dr. Zhu's most frequent co-authors are Anne Lynn Su Chang, MD, Albert Chiou, MD and Golara Honari, MD.
Dr. Zhu's papers by year, 2011 to 2021
Topics Dr. Zhu writes about most
- Skin Neoplasms
- Antibodies, Monoclonal, Humanized
- B7-H1 Antigen
- Carcinoma, Basal Cell
- Carcinoma, Squamous Cell
- Membrane Proteins
- Models, Molecular
- Referral and Consultation
Dr. Zhu's most frequent co-authors
- Anne Lynn Su Chang, MD5 shared papers
- Albert Chiou, MD4 shared papers
- Golara Honari, MD4 shared papers
Recent publications by Dr. Zhu
See who Dr. Zhu researches with
Physician Network Discovery turns co-authorship, shared hospitals and shared groups into a map of who Dr. Zhu works with, so you can find a warm path to the right dermatologists.
Sources: PubMed (National Library of Medicine); and Dmand AI Research Linkage
Dr. Gefei A. Zhu received $124 in industry payments in 2018
CMS Open Payments shows 1 general payment to Dr. Zhu from 1 drug or device company in 2018. Food and beverage make up the largest share, 100% of the total. Regeneron Pharmaceuticals, Inc. paid the most, $124.
Companies that paid Dr. Zhu the most, 2018 to 2018
Share is of all general payments to this clinician.
Source: Open Payments (CMS), 2025 data, released July 7, 2026
Dr. Gefei A. Zhu graduated from Stanford University School of Medicine
Dr. Zhu graduated from Stanford University School of Medicine in 2016.
- Medical school
Source: Dmand AI Professional Profile Data
Sources for Dr. Gefei A. Zhu'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) |
| 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. Gefei A. Zhu
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. Gefei A. Zhu's NPI number?
Dr. Gefei A. Zhu's NPI number is 1518329804. It was assigned on March 24, 2016, and it is active in the NPI Registry.
What kind of doctor is Dr. Gefei A. Zhu?
Dr. Gefei A. Zhu is a dermatologist in Portland, Oregon. The primary specialty in the NPI Registry is Dermatology Physician (taxonomy code 207N00000X).
Where does Dr. Gefei A. Zhu practice?
Dr. Zhu practices at 4805 NE Glisan Street, Portland, OR 97213. Dr. Zhu's primary practice is Providence Portland Medical Center in Portland, Oregon, part of Providence Health & Services. Dmand AI also links Dr. Zhu to 3 group practices and clinics and 2 medical groups.
What is Dr. Gefei A. Zhu's office phone number?
The practice phone on file for Dr. Zhu is (503) 215-1111.
What is Dr. Gefei A. Zhu's medical license number?
Dr. Zhu holds Oregon license MD208582, one of the licenses on file in 2 states.
Which states has Dr. Gefei A. Zhu been licensed in?
Dmand AI has state licenses on file for Dr. Zhu in Oregon and Washington.
Which hospitals is Dr. Gefei A. Zhu affiliated with?
Dr. Zhu practices at Providence Portland Medical Center in Portland, Oregon. Dr. Zhu is also affiliated with Providence St. Vincent Medical Center.
What medical group is Dr. Gefei A. Zhu part of?
Dr. Zhu is linked to Providence Medical Group, Oregon. Dmand AI links Dr. Zhu to 2 more medical groups.
Does Dr. Gefei A. Zhu accept Medicare?
Yes. CMS data shows Dr. Zhu billed Medicare for 1,246 services in 2024, and Dr. Zhu accepts Medicare assignment.
How many Medicare patients does Dr. Gefei A. Zhu see?
CMS counts 277 Medicare patients who saw Dr. Zhu in 2024, with an average age of 74.
Show 7 more questionsShow fewer questions
What services does Dr. Gefei A. Zhu bill to Medicare?
In 2024, Dr. Zhu's most billed Medicare services were surgery: skin and soft tissue (17003), office visit, established patient (99213) and surgery: skin and soft tissue (17110).
Where did Dr. Gefei A. Zhu go to medical school?
Dr. Zhu graduated from Stanford University School of Medicine in 2016.
What drugs does Dr. Gefei A. Zhu prescribe most?
In 2024 Medicare Part D data, Dr. Zhu's most prescribed drugs by claims were Triamcinolone Acetonide, Hydrocortisone and Ketoconazole.
Has Dr. Gefei A. Zhu received payments from drug or device companies?
CMS Open Payments shows $124 in general payments to Dr. Zhu from 1 company from 2018 to 2018. The largest total came from Regeneron Pharmaceuticals, Inc.
How long has Dr. Gefei A. Zhu been practicing?
Dr. Zhu graduated from medical school in 2016, 10 years ago.
Does Dr. Gefei A. Zhu do research?
Dmand AI links 20 publications to Dr. Zhu, published from 2011 to 2021.
Who does Dr. Gefei A. Zhu publish with?
Dr. Zhu's most frequent co-authors are Anne Lynn Su Chang, MD (5 shared papers), Albert Chiou, MD (4 shared papers) and Golara Honari, MD (4 shared papers).
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