Dr. David Hyunin Ko, MD
- Medicare services, 2024
- 2,030
- Medicare patients, 2024
- 671
- Part D claims, 2024
- 7,537
- Hospital affiliations
- 3
- Industry payments
- $3,485
- Practice address
- 477 N El Camino Real Suite C-100, Encinitas, CA 92024
- Practice phone
- Call (760) 942-8800
- Professional email
- Get professional email
- Personal email
- Get personal email
- Mobile number
- Get mobile number
Primary practice
UCSD Center for Surgery of Encinitas
Surgery Center - Medicare-Certified · Encinitas, California
Find Dr. Ko'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. David Hyunin Ko is an internist in Encinitas, California
Dr. Ko practices at UCSD Center for Surgery of Encinitas in Encinitas, California.
Dr. Ko's NPI, 1689683690, was assigned on August 7, 2006. Dr. Ko graduated from Loma Linda University School Of Medicine in 1998. Dr. Ko holds California license A69524.
- NPI
- 1689683690NPI Registry (opens in a new tab)
- Medicare PAC ID
- 6709788268
- NPI enumeration date
- August 7, 2006
- NPI status
- Active
- Accepts Medicare assignment
- Yes
- Offers telehealth
- Yes
- Practice phone
- (760) 942-8800
- Professional email
- Get email
- Personal email
- Get email
- Mobile number
- Get number
- Sex
- Male
- Estimated age
- 54
- Medical school graduation
- 1998
Sources: NPPES NPI Registry (CMS); Dmand AI Professional Profile Data; Dmand AI Affiliation Data; and Doctors and Clinicians National Downloadable File (CMS)
Dr. David Hyunin Ko practices at UCSD Center for Surgery of Encinitas in Encinitas, California
Dr. Ko's primary practice is UCSD Center for Surgery of Encinitas, at 477 N El Camino Real Suite C-100, Encinitas, CA 92024. The practice phone is (760) 942-8800.
- UCSD Center for Surgery of Encinitas477 N El Camino Real Suite C-100, Encinitas, CA 92024Phone(760) 942-8800
Source: Dmand AI Affiliation Data
Dr. David Hyunin Ko is affiliated with 10 sites of care and 1 medical group
Dr. Ko's primary practice is UCSD Center for Surgery of Encinitas in Encinitas, California. Dr. Ko is also affiliated with Scripps Memorial Hospital Encinitas. The medical group on file is Scripps Clinic Medical Group. Dmand AI also links Dr. Ko to 2 more hospitals, 3 home health agencies, 1 group practice or clinic, 1 skilled nursing facility and 1 ambulatory surgery center, 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. David Hyunin Ko's practice
Dmand AI tracks the electronic health record (EHR) system at each site where Dr. Ko practices, 10 sites in all. Vendor and product names are available with a free account.
| Site | EHR vendor and product |
|---|---|
| UCSD Center for Surgery of Encinitas | Available with a free account |
| +9 more affiliated sites | Available with a free account |
Source: Dmand AI Technology Install Data
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Dr. David Hyunin Ko is one of 16,751 internists in California
Internal medicine is Dr. Ko's primary specialty in the NPI Registry, under taxonomy code 207R00000X. Dr. Ko is board certified in internal medicine by the American Board of Internal Medicine. Dr. Ko is licensed in California.
Specialties and state licenses
- Internal medicine, CaliforniaPrimary
Clinical focus
Dmand AI lists acid reflux, acute sinusitis, aneurysm, anxiety, aortic atherosclerois, arteritis, arthritis and asthma among the conditions Dr. Ko treats.
Internists near Dr. Ko
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. David Hyunin Ko billed Medicare for 2,030 services in 2024
CMS data shows 2,030 Medicare services from Dr. Ko across 15 procedure codes in 2024, for 671 Medicare patients. Medicare paid $163,176 for them. Every service was in an office.
Dr. Ko's Medicare services by type, 2023 to 2024
- 2023
- 2024
- Office and hospital visits
- 2023: 8282024: 1,03225%
- Other services
- 2023: 4032024: 74685%
- Tests and treatments
- 2023: 2152024: 23710%
- Surgery
- 2023: 02024: 15
Dr. Ko compared with the California median for internists, 2024
- Dr. Ko
- California median
- Medicare services
- 2,030vs 3615.6 times
- Medicare patients
- 671vs 1514.4 times
- Part D claims
- 6,837vs 42116.2 times
Medians across 15,815 internists in California with Dmand AI profiles that report each measure.
Dr. Ko'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. Ko and other internists in California.
Sources: Medicare Physician & Other Practitioners - by Provider and Service (CMS), 2024 data; and Dmand AI Peer Benchmarks
Dr. David Hyunin Ko treated 671 Medicare patients in 2024, average age 76
CMS counts 671 Medicare patients who saw Dr. Ko in 2024. The largest group is 75 to 84, with 294 patients. 74% of them have high cholesterol, and 63% have high blood pressure. 3% are also on Medicaid. Their average risk score is 0.97, where 1.00 is the Medicare average.
Across all payers, Dmand AI patient panel data puts Dr. Ko's median patient age at 61, with 42% women.
Dr. Ko's Medicare patients by age, 2024
CMS leaves out age groups with fewer than 11 patients.
Dr. Ko's Medicare patients by sex, 2024
- Women30145%
- Men37055%
Chronic conditions among Dr. Ko's Medicare patients, 2024
- High cholesterol74%
- High blood pressure63%
- Arthritis43%
- Ischemic heart disease22%
- Diabetes19%
- Atrial fibrillation17%
- Osteoporosis17%
- Anxiety15%
Share of Medicare patients with each condition. A patient can have several.
Dr. Ko's patients across all payers
Dmand AI patient panel data covers Medicare, Medicaid and commercial patients.
Patient panel by age, all payers
Median age 61
Patient panel by sex, all payers
- Women42%
- Men56%
Sources: Dmand AI Patient Panel Data; and Medicare Physician & Other Practitioners - by Provider (CMS), 2024 data
Dr. David Hyunin Ko wrote 7,537 Medicare Part D claims in 2024
In 2024, Dr. Ko wrote 7,537 Medicare Part D claims for 713 patients. 91% of them were for generic drugs. CMS names the drug for 6,837 of them, across 109 drugs with 11 or more claims each, at $478,684 in total drug cost. In 2023, CMS named 8,077 claims across 125 drugs.
Dr. Ko's Part D claims by kind of drug, 2024
- Generic6,821 claims91%
- Brand-name675 claims9%
- Other41 claims1%
Dr. Ko'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. Ko's Part D claims, 2024
- Opioids2%140 of 7,537 claims
- Antibiotics1%107 of 7,537 claims
- Antipsychotics, patients 65 and over1%87 of 7,537 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: 8,0772024: 6,83715%
Drugs named by CMS: 109 in 2024, 125 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. David Hyunin Ko offers telehealth to Medicare patients
Dr. Ko accepts Medicare assignment, so Medicare's approved amount is taken as full payment. CMS lists Dr. Ko as offering telehealth.
- Accepts Medicare assignment
- Yes
- Offers telehealth
- Yes
Removal of skin lesions: 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. David Hyunin Ko received $3,485 in industry payments from 2016 to 2025
CMS Open Payments shows 102 general payments to Dr. Ko from 15 drug and device companies from 2016 to 2025. Food and beverage make up the largest share, 100% of the total. Abbvie Inc. paid the most, $1,332.
General payments to Dr. Ko by program year, 2016 to 2025
Companies that paid Dr. Ko 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. David Hyunin Ko graduated from Loma Linda University School Of Medicine
Dr. Ko graduated from Loma Linda University School Of Medicine in 1998. Dr. Ko is a member of ACP.
- Medical school
- Board certified in internal medicine
- Board certified in obesity medicine
Source: Dmand AI Professional Profile Data
Dr. David Hyunin Ko accepts plans from 9 insurance carriers
Dr. Ko is in network with 9 carriers, including Aetna, United Healthcare and Blue Cross Blue Shield of Massachusetts. PPO plans come from the most carriers, 7. Check the plan with the practice before a visit.
- Aetna
- United Healthcare
- Blue Cross Blue Shield of Massachusetts
- HCSC
- Regence Health Plans
- Blue Cross and Blue Shield of Kansas City
- Blue Cross Blue Shield of Michigan
- CMS Medicare
- +1 more carriersWith a free account
Plan types Dr. Ko accepts, by number of carriers
- PPO7
- Medicare6
- EPO2
- HMO2
- POS2
Source: Dmand AI Insurance Network Data
Sources for Dr. David Hyunin Ko'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) |
| Industry payments | Open Payments (CMS) (opens in a new tab) |
| 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. David Hyunin Ko
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. David Hyunin Ko's NPI number?
Dr. David Hyunin Ko's NPI number is 1689683690. It was assigned on August 7, 2006, and it is active in the NPI Registry.
What kind of doctor is Dr. David Hyunin Ko?
Dr. David Hyunin Ko is an internist in Encinitas, California. The primary specialty in the NPI Registry is Internal Medicine Physician (taxonomy code 207R00000X).
Where does Dr. David Hyunin Ko practice?
Dr. Ko practices at 477 N El Camino Real Suite C-100, Encinitas, CA 92024. Dr. Ko's primary practice is UCSD Center for Surgery of Encinitas in Encinitas, California. Dmand AI also links Dr. Ko to 2 hospitals, 3 home health agencies, 1 group practice or clinic, 1 skilled nursing facility and 1 ambulatory surgery center.
What is Dr. David Hyunin Ko's office phone number?
The practice phone on file for Dr. Ko is (760) 942-8800.
What is Dr. David Hyunin Ko's medical license number?
Dr. Ko holds California license A69524.
Which hospitals is Dr. David Hyunin Ko affiliated with?
Dr. Ko is affiliated with Scripps Memorial Hospital Encinitas. Dmand AI links Dr. Ko to 2 more hospitals.
What medical group is Dr. David Hyunin Ko part of?
Dr. Ko is linked to Scripps Clinic Medical Group.
Does Dr. David Hyunin Ko accept Medicare?
Yes. CMS data shows Dr. Ko billed Medicare for 2,030 services in 2024, and Dr. Ko accepts Medicare assignment.
Does Dr. David Hyunin Ko offer telehealth?
Yes. The CMS Doctors and Clinicians file lists Dr. Ko as offering telehealth services.
How many Medicare patients does Dr. David Hyunin Ko see?
CMS counts 671 Medicare patients who saw Dr. Ko in 2024, with an average age of 76.
Show 7 more questionsShow fewer questions
Is Dr. David Hyunin Ko board certified?
Yes. Dr. Ko is board certified in internal medicine by the American Board of Internal Medicine.
What services does Dr. David Hyunin Ko bill to Medicare?
In 2024, Dr. Ko's most billed Medicare services were office visit, established patient (99214), medicare service (G2211) and office visit, established patient (99213).
Where did Dr. David Hyunin Ko go to medical school?
Dr. Ko graduated from Loma Linda University School Of Medicine in 1998.
What drugs does Dr. David Hyunin Ko prescribe most?
In 2024 Medicare Part D data, Dr. Ko's most prescribed drugs by claims were Atorvastatin Calcium, Amlodipine Besylate and Losartan Potassium.
Has Dr. David Hyunin Ko received payments from drug or device companies?
CMS Open Payments shows $3,485 in general payments to Dr. Ko from 15 companies from 2016 to 2025. The largest total came from Abbvie Inc.
How long has Dr. David Hyunin Ko been practicing?
Dr. Ko graduated from medical school in 1998, 28 years ago.
What insurance does Dr. David Hyunin Ko accept?
Dr. Ko is in network with 9 carriers, including Aetna, United Healthcare and Blue Cross Blue Shield of Massachusetts. PPO plans come from the most carriers, 7. Check the plan with the practice before a visit.
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