Dr. Daniel S. Oh, MD
- Medicare services, 2024
- 675
- Medicare patients, 2024
- 249
- Part D claims, 2024
- 41
- Hospital affiliations
- 2
- Industry payments
- $12,620
- Practice address
- 459 Patterson Rd, Honolulu, HI 96819
- Practice phone
- Call (671) 646-8881
- Professional email
- Get professional email
- Personal email
- Get personal email
- Mobile number
- Get mobile number
Primary practice
Guam Seventh-Day Adventist Clinic
Honolulu, Hawaii
Find Dr. Oh'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. Daniel S. Oh is a general surgeon in Honolulu, Hawaii
Dr. Oh practices at Guam Seventh-Day Adventist Clinic in Honolulu, Hawaii.
Dr. Oh's NPI, 1891790614, was assigned on June 17, 2005. Dr. Oh graduated from Loma Linda University School Of Medicine in 1999. Dr. Oh holds California license A86585.
- NPI
- 1891790614NPI Registry (opens in a new tab)
- Medicare PAC ID
- 7719958107
- NPI enumeration date
- June 17, 2005
- NPI status
- Active
- Accepts Medicare assignment
- Yes
- Practice phone
- (671) 646-8881
- Professional email
- Get email
- Personal email
- Get email
- Mobile number
- Get number
- Sex
- Male
- Estimated age
- 53
- Medical school graduation
- 1999
Sources: NPPES NPI Registry (CMS); Dmand AI Professional Profile Data; Dmand AI Practice Data; and Doctors and Clinicians National Downloadable File (CMS)
Dr. Daniel S. Oh practices at Guam Seventh-Day Adventist Clinic in Honolulu, Hawaii
Dr. Oh's primary practice is Guam Seventh-Day Adventist Clinic, at 459 Patterson Rd, Honolulu, HI 96819 in Honolulu County. The practice phone is (671) 646-8881.
- Guam Seventh-Day Adventist Clinic459 Patterson Rd, Honolulu, HI 96819 · Honolulu CountyPhone(671) 646-8881
Sources: NPPES NPI Registry (CMS); and Dmand AI Practice Data
Dr. Daniel S. Oh is affiliated with 4 sites of care and 4 medical groups
Dr. Oh's primary practice is Guam Seventh-Day Adventist Clinic in Honolulu, Hawaii. Dr. Oh is also affiliated with Guam Regional Medical City. The medical group on file is Guam Seventh-day Adventist Clinic. Dmand AI also links Dr. Oh to 1 more hospital, 3 medical groups and 1 group practice or clinic, each named with a free account.
Sources: NPPES NPI Registry (CMS); Dmand AI Practice Data; and Dmand AI Affiliation Data
Dmand AI tracks the EHR system at Dr. Daniel S. Oh's practice
Dmand AI tracks the electronic health record (EHR) system at each site where Dr. Oh practices, 3 sites in all. Vendor and product names are available with a free account.
| Site | EHR vendor and product |
|---|---|
| Guam Seventh-Day Adventist Clinic | Available with a free account |
| +3 more sites and 3 medical groups | Available with a free account |
Source: Dmand AI Technology Install Data
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Dr. Daniel S. Oh is one of 142 general surgeons in Hawaii
Surgery is Dr. Oh's primary specialty in the NPI Registry, under taxonomy code 208600000X. Dr. Oh is board certified in surgery by the American Board of Surgery. Dmand AI has Dr. Oh's licenses on file in 3 states: California, Guam and Arizona.
Specialties and state licenses
- Surgery, CaliforniaPrimary
- Guam license
- Arizona license
Clinical focus
Dmand AI lists colonoscopy, colon removal, gallbladder removal, gastrointestinal bleeding, groin hernia surgery, hemorrhoids, mastectomy and multiple traumatic injuries among the conditions Dr. Oh treats.
General surgeons near Dr. Oh
Counts of general surgeons 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. Daniel S. Oh billed Medicare for 675 services in 2024
CMS data shows 675 Medicare services from Dr. Oh across 14 procedure codes in 2024, for 249 Medicare patients. Medicare paid $46,239 for them.
Dr. Oh's Medicare services by type, 2023 to 2024
- 2023
- 2024
- Office and hospital visits
- 2023: 3552024: 39612%
- Surgery
- 2023: 1282024: 1234%
- Lab and pathology
- 2023: 832024: 7510%
- Tests and treatments
- 2023: 642024: 686%
- Other services
- 2023: 122024: 138%
Where Dr. Oh's Medicare services took place, 2024
- In an office60289%
- In a facility7311%
Dr. Oh compared with the Hawaii median for general surgeons, 2024
- Dr. Oh
- Hawaii median
- Medicare services
- 675vs 1116.1 times
- Medicare patients
- 249vs 823.0 times
- Part D claims
- 11vs 2454% below
Medians across 131 general surgeons in Hawaii with Dmand AI profiles that report each measure.
Dr. Oh'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. Oh?
Medicare shows one payer. Book a meeting to get commercial claims data for Dr. Oh and other general surgeons in Hawaii.
Sources: Medicare Physician & Other Practitioners - by Provider and Service (CMS), 2024 data; and Dmand AI Peer Benchmarks
Dr. Daniel S. Oh treated 249 Medicare patients in 2024, average age 72
CMS counts 249 Medicare patients who saw Dr. Oh in 2024. The largest group is 65 to 74, with 150 patients. 75% of them have high blood pressure, and 75% have high cholesterol. 10% are also on Medicaid. Their average risk score is 1.16, where 1.00 is the Medicare average.
Across all payers, Dmand AI patient panel data puts Dr. Oh's median patient age at 59, with 59% women.
Dr. Oh's Medicare patients by age, 2024
Dr. Oh's Medicare patients by sex, 2024
- Women15060%
- Men9940%
Chronic conditions among Dr. Oh's Medicare patients, 2024
- High blood pressure75%
- High cholesterol75%
- Diabetes48%
- Arthritis27%
- Chronic kidney disease27%
- Ischemic heart disease22%
- Heart failure18%
- Osteoporosis18%
Share of Medicare patients with each condition. A patient can have several.
Dr. Oh'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
- Women59%
- Men40%
Sources: Dmand AI Patient Panel Data; and Medicare Physician & Other Practitioners - by Provider (CMS), 2024 data
Dr. Daniel S. Oh wrote 41 Medicare Part D claims in 2024
In 2024, Dr. Oh wrote 41 Medicare Part D claims for 20 patients. 93% of them were for generic drugs. CMS names the drug for 11 of them, across 1 drug with 11 or more claims each, at $103 in total drug cost. In 2022, CMS named 22 claims across 1 drug.
Dr. Oh's Part D claims by kind of drug, 2024
- Generic38 claims93%
- Brand-name and other3 claims7%
Dr. Oh's most prescribed drugs by claims, 2023
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, 2022 to 2023
- 2022
- 2023
- Claims for drugs CMS names
- 2022: 222023: 1150%
Drugs named by CMS: 1 in 2023, 1 in 2022.
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. Daniel S. Oh ranks in the 51st percentile for colonoscopy in Medicare
Dr. Oh accepts Medicare assignment, so Medicare's approved amount is taken as full payment. CMS counts 25 procedures of colonoscopy by Dr. Oh, more than 51% of the clinicians it reports for that procedure.
- Accepts Medicare assignment
- Yes
Where Dr. Oh ranks in Medicare procedure volume
- Colonoscopy
- 51st percentile25 procedures
- Upper gastrointestinal (GI) endoscopy for acid reflux
- 48th percentile18 procedures
CMS ranks each clinician against every clinician it reports for the same procedure category.
Hernia repair (minimally invasive): 1 to 10 procedures (CMS shows small counts as a range)
Hernia repair - groin (open): 1 to 10 procedures (CMS shows small counts as a range)
Mastectomy: 1 to 10 procedures (CMS shows small counts as a range)
Removal of tissue: 1 to 10 procedures (CMS shows small counts as a range)
Removal or shaving of skin growth: 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. Daniel S. Oh received $12,620 in industry payments from 2016 to 2024
CMS Open Payments shows 62 general payments to Dr. Oh from 10 drug and device companies from 2016 to 2024. Education make up the largest share, 71% of the total. Intuitive Surgical, Inc. paid the most, $11,707.
General payments to Dr. Oh by program year, 2016 to 2024
General payments to Dr. Oh by kind, 2016 to 2024
- Education$9,00071%
- Food and beverage$2,33519%
- Travel and lodging$1,28510%
Companies that paid Dr. Oh the most, 2016 to 2024
Share is of all general payments to this clinician.
Source: Open Payments (CMS), 2025 data, released July 7, 2026
Dr. Daniel S. Oh has 1 award and honors on record
Dmand AI lists 1 award for Dr. Oh.
Awards and honors for Dr. Oh
- Undated
- ACS Fellow
Source: Dmand AI Professional Profile Data
Dr. Daniel S. Oh graduated from Loma Linda University School Of Medicine
Dr. Oh graduated from Loma Linda University School Of Medicine in 1999. Dr. Oh is a member of ACS.
- Medical school
- Board certified in surgery
Source: Dmand AI Professional Profile Data
Dr. Daniel S. Oh accepts plans from 2 insurance carriers
Dr. Oh is in network with 2 carriers, including Elevance and CMS Medicare. Medicare plans come from the most carriers, 2. Check the plan with the practice before a visit.
- Elevance
- CMS Medicare
Plan types Dr. Oh accepts, by number of carriers
- Medicare2
- EPO1
- HMO1
- POS1
- PPO1
Source: Dmand AI Insurance Network Data
Sources for Dr. Daniel S. Oh'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) |
| Industry payments | Open Payments (CMS) (opens in a new tab) |
| Awards and committee roles | Dmand AI Professional Profile Data |
| Training, board certification and memberships | Dmand AI Professional Profile Data |
| Insurance carriers and plan types | Dmand AI Insurance Network 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. Daniel S. Oh
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. Daniel S. Oh's NPI number?
Dr. Daniel S. Oh's NPI number is 1891790614. It was assigned on June 17, 2005, and it is active in the NPI Registry.
What kind of doctor is Dr. Daniel S. Oh?
Dr. Daniel S. Oh is a general surgeon in Honolulu, Hawaii. The primary specialty in the NPI Registry is Surgery Physician (taxonomy code 208600000X).
Where does Dr. Daniel S. Oh practice?
Dr. Oh practices at 459 Patterson Rd, Honolulu, HI 96819. Dr. Oh's primary practice is Guam Seventh-Day Adventist Clinic in Honolulu, Hawaii. Dmand AI also links Dr. Oh to 1 hospital, 3 medical groups and 1 group practice or clinic.
What is Dr. Daniel S. Oh's office phone number?
The practice phone on file for Dr. Oh is (671) 646-8881.
What is Dr. Daniel S. Oh's medical license number?
Dr. Oh holds California license A86585, one of the licenses on file in 3 states.
Which states has Dr. Daniel S. Oh been licensed in?
Dmand AI has state licenses on file for Dr. Oh in California (2004 to 2026), Guam (since 2025) and Arizona (2003 to 2009).
Which hospitals is Dr. Daniel S. Oh affiliated with?
Dr. Oh is affiliated with Guam Regional Medical City. Dmand AI links Dr. Oh to 1 more hospital.
What medical group is Dr. Daniel S. Oh part of?
Dr. Oh is linked to Guam Seventh-day Adventist Clinic. Dmand AI links Dr. Oh to 3 more medical groups.
Does Dr. Daniel S. Oh accept Medicare?
Yes. CMS data shows Dr. Oh billed Medicare for 675 services in 2024, and Dr. Oh accepts Medicare assignment.
How many Medicare patients does Dr. Daniel S. Oh see?
CMS counts 249 Medicare patients who saw Dr. Oh in 2024, with an average age of 72.
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Is Dr. Daniel S. Oh board certified?
Yes. Dr. Oh is board certified in surgery by the American Board of Surgery.
What services does Dr. Daniel S. Oh bill to Medicare?
In 2024, Dr. Oh's most billed Medicare services were office visit, established patient (99213), office visit, new patient (99204) and office visit, established patient (99214).
Where did Dr. Daniel S. Oh go to medical school?
Dr. Oh graduated from Loma Linda University School Of Medicine in 1999.
What drugs does Dr. Daniel S. Oh prescribe most?
In 2023 Medicare Part D data, Dr. Oh's most prescribed drugs by claims were Omeprazole.
Has Dr. Daniel S. Oh received payments from drug or device companies?
CMS Open Payments shows $12,620 in general payments to Dr. Oh from 10 companies from 2016 to 2024. The largest total came from Intuitive Surgical, Inc.
How long has Dr. Daniel S. Oh been practicing?
Dr. Oh graduated from medical school in 1999, 27 years ago.
What insurance does Dr. Daniel S. Oh accept?
Dr. Oh is in network with 2 carriers, including Elevance and CMS Medicare. Medicare plans come from the most carriers, 2. Check the plan with the practice before a visit.
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