Int J Pediatr Otorhinolaryngol
Genetic Predisposition to DiseaseImmunity, InnateLipopolysaccharide Receptors
Dr. Philip Benjamin Zald, MD
NPI1669638243PAC ID3274658133
- Medicare services, 2024
- 259
- Medicare patients, 2024
- 159
- Part D claims, 2024
- 197
- Publications
- 2
- Hospital affiliations
- 3
- Practice address
- 1111 Ne 99th Ave, Portland, OR 97220
- Practice phone
- Call (503) 963-3030
- Professional email
- Get professional email
- Personal email
- Get personal email
- Mobile number
- Get mobile number
Primary practice
Gastroenterology East at Gateway
Portland, Oregon
Find Dr. Zald's professional email, personal email and mobile number
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Dr. Philip Benjamin Zald is an otolaryngologist in Portland, Oregon
Dr. Zald practices at Gastroenterology East at Gateway in Portland, Oregon.
Dr. Zald's NPI, 1669638243, was assigned on August 1, 2008. Dr. Zald graduated from University of Michigan Medical School in 2005. Dr. Zald holds Oregon license MD151193.
NPI and contact details
- NPI
- 1669638243NPI Registry (opens in a new tab)
- Medicare PAC ID
- 3274658133
- NPI enumeration date
- August 1, 2008
- NPI status
- Active
- Accepts Medicare assignment
- Yes
- Practice phone
- (503) 963-3030
- Professional email
- Get email
- Personal email
- Get email
- Mobile number
- Get number
- Sex
- Male
- Estimated age
- 47
- Medical school graduation
- 2005
Sources: NPPES NPI Registry (CMS); Dmand AI Professional Profile Data; Dmand AI Practice Data; and Doctors and Clinicians National Downloadable File (CMS)
Dr. Philip Benjamin Zald practices at Gastroenterology East at Gateway in Portland, Oregon
Dr. Zald's primary practice is Gastroenterology East at Gateway, at 1111 Ne 99th Ave, Portland, OR 97220 in Multnomah County. The practice phone is (503) 963-3030.
- Gastroenterology East at Gateway1111 Ne 99th Ave, Portland, OR 97220 · Multnomah CountyPhone(503) 963-3030
Sources: NPPES NPI Registry (CMS); and Dmand AI Practice Data
Dr. Philip Benjamin Zald is affiliated with 6 sites of care and 3 medical groups
Dr. Zald's primary practice is Gastroenterology East at Gateway in Portland, Oregon. Dr. Zald is also affiliated with Providence St. Vincent Medical Center. The medical group on file is The Oregon Clinic. Dmand AI also links Dr. Zald to 2 more hospitals, 2 group practices and clinics and 2 medical groups, each named with a free account.
Gastroenterology East at GatewayPrimary
Sources: NPPES NPI Registry (CMS); Dmand AI Practice Data; and Dmand AI Affiliation Data
Dmand AI tracks the EHR system at Dr. Philip Benjamin Zald's practice
Dmand AI tracks the electronic health record (EHR) system at each site where Dr. Zald practices, 5 sites in all. Vendor and product names are available with a free account.
| Site | EHR vendor and product |
|---|---|
| Gastroenterology East at Gateway | Available with a free account |
| +5 more sites and 2 medical groups | Available with a free account |
Source: Dmand AI Technology Install Data
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Dr. Philip Benjamin Zald is one of 144 otolaryngologists in Oregon
Otolaryngology is Dr. Zald's primary specialty in the NPI Registry, under taxonomy code 207Y00000X. Dr. Zald is licensed in Oregon.
Specialties and state licenses
- Otolaryngology, OregonPrimary
Otolaryngologists near Dr. Zald
Counts of otolaryngologists 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. Philip Benjamin Zald billed Medicare for 259 services in 2024
CMS data shows 259 Medicare services from Dr. Zald across 9 procedure codes in 2024, for 159 Medicare patients. Medicare paid $19,194 for them. Every service was in an office.
Medicare services, 2024259
Medicare patients159
Paid by Medicare$19,194
Procedure codes9
Dr. Zald's Medicare services by type, 2023 to 2024
- 2023
- 2024
- Office and hospital visits
- 2023: 1722024: 14913%
- Tests and treatments
- 2023: 362024: 72100%
- Surgery
- 2023: 602024: 3837%
Dr. Zald compared with the Oregon median for otolaryngologists, 2024
- Dr. Zald
- Oregon median
- Medicare services
- 259vs 35928% below
- Medicare patients
- 159vs 164Close to median
- Part D claims
- 99vs 13828% below
Medians across 138 otolaryngologists in Oregon with Dmand AI profiles that report each measure.
Dr. Zald'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.
Need commercial claims for Dr. Zald?
Medicare shows one payer. Book a meeting to get commercial claims data for Dr. Zald and other otolaryngologists in Oregon.
Sources: Medicare Physician & Other Practitioners - by Provider and Service (CMS), 2024 data; and Dmand AI Peer Benchmarks
Dr. Philip Benjamin Zald treated 159 Medicare patients in 2024, average age 73
CMS counts 159 Medicare patients who saw Dr. Zald in 2024. The largest group is 65 to 74, with 70 patients. 57% of them have high blood pressure, and 55% have high cholesterol. 13% are also on Medicaid. Their average risk score is 0.99, where 1.00 is the Medicare average.
Across all payers, Dmand AI patient panel data puts Dr. Zald's median patient age at 59, with 54% women.
Medicare patients, 2024159
Average age73
Average risk score0.99
Also on Medicaid13%
Dr. Zald's Medicare patients by age, 2024
Dr. Zald's Medicare patients by sex, 2024
- Women9459%
- Men6541%
Chronic conditions among Dr. Zald's Medicare patients, 2024
- High blood pressure57%
- High cholesterol55%
- Arthritis41%
- Mood disorders30%
- Depression28%
- Anxiety21%
- Diabetes19%
- Osteoporosis19%
Share of Medicare patients with each condition. A patient can have several.
Dr. Zald's patients across all payers
Dmand AI patient panel data covers Medicare, Medicaid and commercial patients.
Patient panel by age, all payers
Median age 59
Patient panel by sex, all payers
- Women54%
- Men45%
Sources: Dmand AI Patient Panel Data; and Medicare Physician & Other Practitioners - by Provider (CMS), 2024 data
Dr. Philip Benjamin Zald wrote 197 Medicare Part D claims in 2024
In 2024, Dr. Zald wrote 197 Medicare Part D claims for 97 patients. 97% of them were for generic drugs. CMS names the drug for 99 of them, across 5 drugs with 11 or more claims each, at $1,863 in total drug cost. In 2023, CMS named 111 claims across 5 drugs.
Part D claims, 2024197
Drugs named by CMS5
Total drug cost$1,863
Part D patients97
Dr. Zald's Part D claims by kind of drug, 2024
- Generic191 claims97%
- Brand-name and other6 claims3%
Dr. Zald'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. Zald's Part D claims, 2024
- Antibiotics11%22 of 197 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: 1112024: 9911%
Drugs named by CMS: 5 in 2024, 5 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
How Dr. Philip Benjamin Zald takes part in Medicare
Dr. Zald accepts Medicare assignment, so Medicare's approved amount is taken as full payment.
- Accepts Medicare assignment
- Yes
Melanoma (skin cancer) excision: 1 to 10 procedures (CMS shows small counts as a range)
Skin biopsy: 1 to 10 procedures (CMS shows small counts as a range)
Sources: Doctors and Clinicians National Downloadable File (CMS); and Doctors and Clinicians Utilization Data (CMS)
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Dr. Philip Benjamin Zald has 2 publications on record
Dmand AI links 2 papers to Dr. Zald, published from 2011 to 2012. Dr. Zald's most frequent co-authors are Peter Edward Andersen, MD, Sarah Rossmiller Carroll, MD and Jonathan William Fowlkes, MD.
Papers2
Years published2011 to 2012
Dr. Zald's most frequent co-authors
- Peter Edward Andersen, MD1 shared paper
- Sarah Rossmiller Carroll, MD1 shared paper
- Jonathan William Fowlkes, MD1 shared paper
Recent publications by Dr. Zald
CarcinomaChemoradiotherapyDeglutition Disorders
See who Dr. Zald researches with
Physician Network Discovery turns co-authorship, shared hospitals and shared groups into a map of who Dr. Zald works with, so you can find a warm path to the right otolaryngologists.
Sources: PubMed (National Library of Medicine); and Dmand AI Research Linkage
Dr. Philip Benjamin Zald received $1,687 in industry payments from 2016 to 2022
CMS Open Payments shows 30 general payments to Dr. Zald from 14 drug and device companies from 2016 to 2022. Food and beverage make up the largest share, 64% of the total. Entellus Medical, Inc. paid the most, $669.
General payments to Dr. Zald by program year, 2016 to 2022
General payments to Dr. Zald by kind, 2016 to 2022
$1.7Kin total
- Food and beverage$1,08264%
- Travel and lodging$60636%
Companies that paid Dr. Zald the most, 2016 to 2022
Share is of all general payments to this clinician.
Source: Open Payments (CMS), 2025 data, released July 7, 2026
Dr. Philip Benjamin Zald graduated from University of Michigan Medical School
Dr. Zald graduated from University of Michigan Medical School in 2005.
- Medical school
Source: Dmand AI Professional Profile Data
Sources for Dr. Philip Benjamin Zald'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 | NPPES NPI Registry (CMS) (opens in a new tab)Dmand AI Practice Data |
| Primary practice, affiliations and health system | NPPES NPI Registry (CMS) (opens in a new tab)Dmand AI Practice DataDmand AI Affiliation 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. Philip Benjamin Zald
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. Philip Benjamin Zald's NPI number?
Dr. Philip Benjamin Zald's NPI number is 1669638243. It was assigned on August 1, 2008, and it is active in the NPI Registry.
What kind of doctor is Dr. Philip Benjamin Zald?
Dr. Philip Benjamin Zald is an otolaryngologist in Portland, Oregon. The primary specialty in the NPI Registry is Otolaryngology Physician (taxonomy code 207Y00000X).
Where does Dr. Philip Benjamin Zald practice?
Dr. Zald practices at 1111 Ne 99th Ave, Portland, OR 97220. Dr. Zald's primary practice is Gastroenterology East at Gateway in Portland, Oregon. Dmand AI also links Dr. Zald to 2 hospitals, 2 group practices and clinics and 2 medical groups.
What is Dr. Philip Benjamin Zald's office phone number?
The practice phone on file for Dr. Zald is (503) 963-3030.
What is Dr. Philip Benjamin Zald's medical license number?
Dr. Zald holds Oregon license MD151193.
Which hospitals is Dr. Philip Benjamin Zald affiliated with?
Dr. Zald is affiliated with Providence St. Vincent Medical Center. Dmand AI links Dr. Zald to 2 more hospitals.
What medical group is Dr. Philip Benjamin Zald part of?
Dr. Zald is linked to The Oregon Clinic. Dmand AI links Dr. Zald to 2 more medical groups.
Does Dr. Philip Benjamin Zald accept Medicare?
Yes. CMS data shows Dr. Zald billed Medicare for 259 services in 2024, and Dr. Zald accepts Medicare assignment.
How many Medicare patients does Dr. Philip Benjamin Zald see?
CMS counts 159 Medicare patients who saw Dr. Zald in 2024, with an average age of 73.
What services does Dr. Philip Benjamin Zald bill to Medicare?
In 2024, Dr. Zald's most billed Medicare services were office visit, new patient (99203), office visit, established patient (99214) and office visit, established patient (99213).
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Where did Dr. Philip Benjamin Zald go to medical school?
Dr. Zald graduated from University of Michigan Medical School in 2005.
What drugs does Dr. Philip Benjamin Zald prescribe most?
In 2024 Medicare Part D data, Dr. Zald's most prescribed drugs by claims were Ipratropium Bromide, Fluticasone Propionate and Ofloxacin.
Has Dr. Philip Benjamin Zald received payments from drug or device companies?
CMS Open Payments shows $1,687 in general payments to Dr. Zald from 14 companies from 2016 to 2022. The largest total came from Entellus Medical, Inc.
How long has Dr. Philip Benjamin Zald been practicing?
Dr. Zald graduated from medical school in 2005, 21 years ago.
Does Dr. Philip Benjamin Zald do research?
Dmand AI links 2 publications to Dr. Zald, published from 2011 to 2012.
Who does Dr. Philip Benjamin Zald publish with?
Dr. Zald's most frequent co-authors are Peter Edward Andersen, MD (1 shared paper), Sarah Rossmiller Carroll, MD (1 shared paper) and Jonathan William Fowlkes, MD (1 shared paper).
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