Dr. Roger L. Palmer, MD
- Medicare services, 2024
- 805
- Medicare patients, 2024
- 235
- Part D claims, 2024
- 337
- Hospital affiliations
- 1
- Industry payments
- $7,826
- Practice address
- 640 Ulukahiki St, Kailua, HI 96734
- Practice phone
- Call (808) 263-5015
- Professional email
- Get professional email
- Personal email
- Get personal email
- Mobile number
- Get mobile number
Primary practice
Find Dr. Palmer's professional email, personal email and mobile number
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Dr. Roger L. Palmer is an internist in Kailua, Hawaii
Dr. Palmer practices at Adventist Health Castle in Kailua, Hawaii, part of Adventist Health.
Dr. Palmer's NPI, 1720018997, was assigned on July 4, 2006. Dr. Palmer graduated from Un of California, Irvine, College of Medicine in 1996. Dr. Palmer holds Hawaii license 10757.
- NPI
- 1720018997NPI Registry (opens in a new tab)
- Medicare PAC ID
- 5092735589
- NPI enumeration date
- July 4, 2006
- NPI status
- Active
- Accepts Medicare assignment
- Yes
- Practice phone
- (808) 263-5015
- Professional email
- Get email
- Personal email
- Get email
- Mobile number
- Get number
- Sex
- Male
- Estimated age
- 56
- Medical school graduation
- 1996
Sources: NPPES NPI Registry (CMS); Dmand AI Professional Profile Data; Dmand AI Affiliation Data; and Doctors and Clinicians National Downloadable File (CMS)
Dr. Roger L. Palmer practices at Adventist Health Castle in Kailua, Hawaii
Dr. Palmer's primary practice is Adventist Health Castle, at 640 Ulukahiki St, Kailua, HI 96734 in Honolulu County. The practice phone is (808) 263-5015.
- Adventist Health Castle640 Ulukahiki St, Kailua, HI 96734 · Honolulu CountyPhone(808) 263-5015
Source: Dmand AI Affiliation Data
Dr. Roger L. Palmer is affiliated with 4 sites of care and 3 medical groups
Dr. Palmer's primary practice is Adventist Health Castle in Kailua, Hawaii, part of Adventist Health. Dmand AI also links Dr. Palmer to 3 group practices and clinics and 3 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. Roger L. Palmer's practice
Dmand AI tracks the electronic health record (EHR) system at each site where Dr. Palmer practices, 4 sites in all. Vendor and product names are available with a free account.
| Site | EHR vendor and product |
|---|---|
| Adventist Health Castle | Available with a free account |
| +3 more sites and 3 medical groups | Available with a free account |
Source: Dmand AI Technology Install Data
For health IT teams
Dmand AI maps EHR vendors, IT decision makers and buying committees across Adventist Health and 6.2K+ hospitals, with verified contacts in the same login.
Dr. Roger L. Palmer is one of 771 internists in Hawaii
Internal medicine is Dr. Palmer's primary specialty in the NPI Registry, under taxonomy code 207R00000X. Dr. Palmer is licensed in Hawaii.
Specialties and state licenses
- Internal medicine, HawaiiPrimary
Internists near Dr. Palmer
Counts of internists 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. Roger L. Palmer billed Medicare for 805 services in 2024
CMS data shows 805 Medicare services from Dr. Palmer across 5 procedure codes in 2024, for 235 Medicare patients. Medicare paid $75,702 for them. Every service was in a facility, such as a hospital, rather than an office.
Dr. Palmer's Medicare services by type, 2023 to 2024
- 2023
- 2024
- Office and hospital visits
- 2023: 7802024: 8053%
Dr. Palmer compared with the Hawaii median for internists, 2024
- Dr. Palmer
- Hawaii median
- Medicare services
- 805vs 3422.4 times
- Medicare patients
- 235vs 12884% above
- Part D claims
- 98vs 67085% below
Medians across 699 internists in Hawaii with Dmand AI profiles that report each measure.
Dr. Palmer'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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Medicare shows one payer. Book a meeting to get commercial claims data for Dr. Palmer and other internists in Hawaii.
Sources: Medicare Physician & Other Practitioners - by Provider and Service (CMS), 2024 data; and Dmand AI Peer Benchmarks
Dr. Roger L. Palmer treated 235 Medicare patients in 2024, average age 80
CMS counts 235 Medicare patients who saw Dr. Palmer in 2024. The largest group is 75 to 84, with 93 patients. 75% of them have high blood pressure, and 75% have high cholesterol. 8% are also on Medicaid. Their average risk score is 2.31, 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. Palmer's median patient age at 75, with 48% women.
Dr. Palmer's Medicare patients by age, 2024
CMS leaves out age groups with fewer than 11 patients.
Dr. Palmer's Medicare patients by sex, 2024
- Women12051%
- Men11549%
Chronic conditions among Dr. Palmer's Medicare patients, 2024
- High blood pressure75%
- High cholesterol75%
- Diabetes51%
- Ischemic heart disease51%
- Chronic kidney disease49%
- Heart failure44%
- Arthritis41%
- Atrial fibrillation39%
Share of Medicare patients with each condition. A patient can have several.
Dr. Palmer's patients across all payers
Dmand AI patient panel data covers Medicare, Medicaid and commercial patients.
Patient panel by age, all payers
Median age 75
Patient panel by sex, all payers
- Women48%
- Men52%
Sources: Dmand AI Patient Panel Data; and Medicare Physician & Other Practitioners - by Provider (CMS), 2024 data
Dr. Roger L. Palmer wrote 337 Medicare Part D claims in 2024
In 2024, Dr. Palmer wrote 337 Medicare Part D claims for 144 patients. 93% of them were for generic drugs. CMS names the drug for 98 of them, across 6 drugs with 11 or more claims each, at $936 in total drug cost. In 2023, CMS named 81 claims across 5 drugs.
Dr. Palmer's Part D claims by kind of drug, 2024
- Generic313 claims93%
- Brand-name and other24 claims7%
Dr. Palmer'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. Palmer's Part D claims, 2024
- Opioids8%28 of 337 claims
- Antibiotics22%75 of 337 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: 812024: 9821%
Drugs named by CMS: 6 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. Roger L. Palmer takes part in Medicare
Dr. Palmer accepts Medicare assignment, so Medicare's approved amount is taken as full payment.
- Accepts Medicare assignment
- Yes
Source: Doctors and Clinicians National Downloadable File (CMS)
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Dr. Roger L. Palmer received $7,826 in industry payments from 2016 to 2025
CMS Open Payments shows 161 general payments to Dr. Palmer from 16 drug and device companies from 2016 to 2025. Food and beverage make up the largest share, 100% of the total. Janssen Pharmaceuticals, Inc paid the most, $4,518.
General payments to Dr. Palmer by program year, 2016 to 2025
General payments to Dr. Palmer by kind, 2016 to 2025
- Food and beverage$7,806100%
- Education$200%
Companies that paid Dr. Palmer 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. Roger L. Palmer graduated from Un of California, Irvine, College of Medicine
Dr. Palmer graduated from Un of California, Irvine, College of Medicine in 1996.
- Medical school
Source: Dmand AI Professional Profile Data
Sources for Dr. Roger L. Palmer'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. Roger L. Palmer
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. Roger L. Palmer's NPI number?
Dr. Roger L. Palmer's NPI number is 1720018997. It was assigned on July 4, 2006, and it is active in the NPI Registry.
What kind of doctor is Dr. Roger L. Palmer?
Dr. Roger L. Palmer is an internist in Kailua, Hawaii. The primary specialty in the NPI Registry is Internal Medicine Physician (taxonomy code 207R00000X).
Where does Dr. Roger L. Palmer practice?
Dr. Palmer practices at 640 Ulukahiki St, Kailua, HI 96734. Dr. Palmer's primary practice is Adventist Health Castle in Kailua, Hawaii, part of Adventist Health. Dmand AI also links Dr. Palmer to 3 group practices and clinics and 3 medical groups.
What is Dr. Roger L. Palmer's office phone number?
The practice phone on file for Dr. Palmer is (808) 263-5015.
What is Dr. Roger L. Palmer's medical license number?
Dr. Palmer holds Hawaii license 10757.
Which hospitals is Dr. Roger L. Palmer affiliated with?
Dr. Palmer practices at Adventist Health Castle in Kailua, Hawaii.
Does Dr. Roger L. Palmer accept Medicare?
Yes. CMS data shows Dr. Palmer billed Medicare for 805 services in 2024, and Dr. Palmer accepts Medicare assignment.
How many Medicare patients does Dr. Roger L. Palmer see?
CMS counts 235 Medicare patients who saw Dr. Palmer in 2024, with an average age of 80.
What services does Dr. Roger L. Palmer bill to Medicare?
In 2024, Dr. Palmer's most billed Medicare services were hospital inpatient care (99233), hospital inpatient care (99239) and care management and other visits (99497).
Where did Dr. Roger L. Palmer go to medical school?
Dr. Palmer graduated from Un of California, Irvine, College of Medicine in 1996.
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What drugs does Dr. Roger L. Palmer prescribe most?
In 2024 Medicare Part D data, Dr. Palmer's most prescribed drugs by claims were Cefdinir, Atorvastatin Calcium and Pantoprazole Sodium.
Has Dr. Roger L. Palmer received payments from drug or device companies?
CMS Open Payments shows $7,826 in general payments to Dr. Palmer from 16 companies from 2016 to 2025. The largest total came from Janssen Pharmaceuticals, Inc.
How long has Dr. Roger L. Palmer been practicing?
Dr. Palmer graduated from medical school in 1996, 30 years ago.
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