Dr. Jenefer Oyama, MD
- Medicare services, 2024
- 471
- Medicare patients, 2024
- 454
- Part D claims, 2024
- 429
- MIPS score, 2024
- 84
- Hospital affiliations
- 2
- Practice address
- 888 S King Street, Honolulu, HI 96813
- Practice phone
- Call (808) 522-4000
- Professional email
- Get professional email
- Personal email
- Get personal email
- Mobile number
- Get mobile number
Primary practice
Find Dr. Oyama'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. Jenefer Oyama is an emergency medicine physician in Honolulu, Hawaii
Dr. Oyama practices at Straub Benioff Medical Center in Honolulu, Hawaii, part of Hawaiʻi Pacific Health.
Dr. Oyama's NPI, 1679500920, was assigned on June 26, 2006. Dr. Oyama holds Hawaii license MD13834.
- NPI
- 1679500920NPI Registry (opens in a new tab)
- NPI enumeration date
- June 26, 2006
- NPI status
- Active
- Practice phone
- (808) 522-4000
- Professional email
- Get email
- Personal email
- Get email
- Mobile number
- Get number
- Sex
- Female
Sources: NPPES NPI Registry (CMS); Dmand AI Professional Profile Data; and Dmand AI Affiliation Data
Dr. Jenefer Oyama practices at Straub Benioff Medical Center in Honolulu, Hawaii
Dr. Oyama's primary practice is Straub Benioff Medical Center, at 888 S King Street, Honolulu, HI 96813 in Honolulu County. The practice phone is (808) 522-4000.
- Straub Benioff Medical Center888 S King Street, Honolulu, HI 96813 · Honolulu CountyPhone(808) 522-4000
Source: Dmand AI Affiliation Data
Dr. Jenefer Oyama is affiliated with 2 sites of care and 1 medical group
Dr. Oyama's primary practice is Straub Benioff Medical Center in Honolulu, Hawaii, part of Hawaiʻi Pacific Health. Dr. Oyama is also affiliated with The Queen's Medical Center. The medical group on file is Straub Benioff Medical Center.
Sources: Dmand AI Affiliation Data; and Dmand AI Org Hierarchy Data
Dmand AI tracks the EHR system at Dr. Jenefer Oyama's practice
Dmand AI tracks the electronic health record (EHR) system at each site where Dr. Oyama practices, 2 sites in all. Vendor and product names are available with a free account.
| Site | EHR vendor and product |
|---|---|
| Straub Benioff Medical Center | Available with a free account |
| +1 more affiliated site | 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 Hawaiʻi Pacific Health and 6.2K+ hospitals, with verified contacts in the same login.
Dr. Jenefer Oyama is one of 393 emergency medicine physicians in Hawaii
Emergency medicine is Dr. Oyama's primary specialty in the NPI Registry, under taxonomy code 207P00000X. Dr. Oyama is licensed in Hawaii.
Specialties and state licenses
- Emergency medicine, HawaiiPrimary
Emergency medicine physicians near Dr. Oyama
Counts of emergency medicine physicians 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. Jenefer Oyama billed Medicare for 471 services in 2024
CMS data shows 471 Medicare services from Dr. Oyama across 4 procedure codes in 2024, for 454 Medicare patients. Medicare paid $54,599 for them. Every service was in a facility, such as a hospital, rather than an office.
Dr. Oyama's Medicare services by type, 2023 to 2024
- 2023
- 2024
- Office and hospital visits
- 2023: 4752024: 4711%
Dr. Oyama compared with the Hawaii median for emergency medicine physicians, 2024
- Dr. Oyama
- Hawaii median
- Medicare services
- 471vs 2292.1 times
- Medicare patients
- 454vs 2042.2 times
- Part D claims
- 250vs 723.5 times
Medians across 378 emergency medicine physicians in Hawaii with Dmand AI profiles that report each measure.
Dr. Oyama'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. Oyama?
Medicare shows one payer. Book a meeting to get commercial claims data for Dr. Oyama and other emergency medicine physicians in Hawaii.
Sources: Medicare Physician & Other Practitioners - by Provider and Service (CMS), 2024 data; and Dmand AI Peer Benchmarks
Dr. Jenefer Oyama treated 454 Medicare patients in 2024, average age 79
CMS counts 454 Medicare patients who saw Dr. Oyama in 2024. The largest group is 75 to 84, with 173 patients. 75% of them have high blood pressure, and 75% have high cholesterol. 12% are also on Medicaid. Their average risk score is 1.85, 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. Oyama's median patient age at 64, with 47% women.
Dr. Oyama's Medicare patients by age, 2024
Dr. Oyama's Medicare patients by sex, 2024
- Women23552%
- Men21948%
Chronic conditions among Dr. Oyama's Medicare patients, 2024
- High blood pressure75%
- High cholesterol75%
- Chronic kidney disease45%
- Arthritis41%
- Diabetes39%
- Ischemic heart disease38%
- Atrial fibrillation33%
- Heart failure31%
Share of Medicare patients with each condition. A patient can have several.
Dr. Oyama's patients across all payers
Dmand AI patient panel data covers Medicare, Medicaid and commercial patients.
Patient panel by age, all payers
Median age 64
Patient panel by sex, all payers
- Women47%
- Men52%
Sources: Dmand AI Patient Panel Data; and Medicare Physician & Other Practitioners - by Provider (CMS), 2024 data
Dr. Jenefer Oyama wrote 429 Medicare Part D claims in 2024
In 2024, Dr. Oyama wrote 429 Medicare Part D claims for 226 patients. 93% of them were for generic drugs. CMS names the drug for 250 of them, across 13 drugs with 11 or more claims each, at $2,641 in total drug cost. In 2023, CMS named 307 claims across 16 drugs.
Dr. Oyama's Part D claims by kind of drug, 2024
- Generic398 claims93%
- Brand-name and other31 claims7%
Dr. Oyama'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. Oyama's Part D claims, 2024
- Opioids11%49 of 429 claims
- Antibiotics21%91 of 429 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: 3072024: 25019%
Drugs named by CMS: 13 in 2024, 16 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. Jenefer Oyama scored 84 out of 100 in Medicare's MIPS program for 2024
CMS publishes a Merit-based Incentive Payment System (MIPS) score of 84 out of 100 for Dr. Oyama for performance year 2024, reported as part of a group.
Dr. Oyama's MIPS scores, performance year 2024
- 84of 100Final score
- 67.6of 100Quality
- 100of 100Promoting Interoperability
- 40of 100Improvement Activities
- 78of 100Cost
Each score is out of 100. The final score weighs the categories CMS scored for this clinician.
Source: Clinician Public Reporting: Overall MIPS Performance (CMS), 2024 data, released September 10, 2026
For MedTech and pharma teams
Filter 7.4M+ HCPs by Medicare procedures, Part D drugs and Open Payments history, then reach them with verified contacts in one login.
Sources for Dr. Jenefer Oyama'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 | Clinician Public Reporting: Overall MIPS Performance (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. Jenefer Oyama
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. Jenefer Oyama's NPI number?
Dr. Jenefer Oyama's NPI number is 1679500920. It was assigned on June 26, 2006, and it is active in the NPI Registry.
What kind of doctor is Dr. Jenefer Oyama?
Dr. Jenefer Oyama is an emergency medicine physician in Honolulu, Hawaii. The primary specialty in the NPI Registry is Emergency Medicine Physician (taxonomy code 207P00000X).
Where does Dr. Jenefer Oyama practice?
Dr. Oyama practices at 888 S King Street, Honolulu, HI 96813. Dr. Oyama's primary practice is Straub Benioff Medical Center in Honolulu, Hawaii, part of Hawaiʻi Pacific Health.
What is Dr. Jenefer Oyama's office phone number?
The practice phone on file for Dr. Oyama is (808) 522-4000.
What is Dr. Jenefer Oyama's medical license number?
Dr. Oyama holds Hawaii license MD13834.
Which hospitals is Dr. Jenefer Oyama affiliated with?
Dr. Oyama practices at Straub Benioff Medical Center in Honolulu, Hawaii. Dr. Oyama is also affiliated with The Queen's Medical Center.
What medical group is Dr. Jenefer Oyama part of?
Dr. Oyama is linked to Straub Benioff Medical Center.
Does Dr. Jenefer Oyama accept Medicare?
Yes. CMS data shows Dr. Oyama billed Medicare for 471 services in 2024.
What is Dr. Jenefer Oyama's MIPS score?
Dr. Oyama's MIPS final score for performance year 2024 is 84 out of 100, reported as part of a group.
How many Medicare patients does Dr. Jenefer Oyama see?
CMS counts 454 Medicare patients who saw Dr. Oyama in 2024, with an average age of 79.
Show 3 more questionsShow fewer questions
What services does Dr. Jenefer Oyama bill to Medicare?
In 2024, Dr. Oyama's most billed Medicare services were emergency department visit (99285), emergency department visit (99284) and critical care (99291).
What drugs does Dr. Jenefer Oyama prescribe most?
In 2024 Medicare Part D data, Dr. Oyama's most prescribed drugs by claims were Tramadol HCl, Ondansetron HCl and Tizanidine HCl.
How long has Dr. Jenefer Oyama been practicing?
Dr. Oyama's NPI was assigned in 2006.
Selling to emergency medicine practices?
See emergency medicine physicians in Hawaii by site of care and group
Find the practices, groups and hospitals they work with, and the right people to contact at each.
- 30 days free
- Self-serve
- No credit card