Vasc Endovascular Surg
Dr. Sung Wan Ham, MD
- Medicare services, 2019
- 703
- Medicare patients, 2024
- 22
- Part D claims, 2024
- 415
- Publications
- 13
- Hospital affiliations
- 1
- Practice address
- 25825 South Vermont Avenue, Harbor City, CA 90710
- Practice phone
- Call (310) 325-5111
- Professional email
- Get professional email
- Personal email
- Get personal email
- Mobile number
- Get mobile number
Primary practice
Find Dr. Ham'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. Sung Wan Ham is a vascular surgeon in Harbor City, California
Dr. Ham practices at Kaiser Permanente South Bay Medical Center in Harbor City, California, part of Kaiser Permanente.
Dr. Ham's NPI, 1790929164, was assigned on April 28, 2009. Dr. Ham graduated from Boston University School of Medicine in 2006. Dr. Ham holds California license A103684.
- NPI
- 1790929164NPI Registry (opens in a new tab)
- Medicare PAC ID
- 5193870160
- NPI enumeration date
- April 28, 2009
- NPI status
- Active
- Accepts Medicare assignment
- Yes
- Offers telehealth
- Yes
- Practice phone
- (310) 325-5111
- Professional email
- Get email
- Personal email
- Get email
- Mobile number
- Get number
- Sex
- Male
- Estimated age
- 46
- Medical school graduation
- 2006
Sources: NPPES NPI Registry (CMS); Dmand AI Professional Profile Data; Dmand AI Affiliation Data; and Doctors and Clinicians National Downloadable File (CMS)
Dr. Sung Wan Ham practices at Kaiser Permanente South Bay Medical Center in Harbor City, California
Dr. Ham's primary practice is Kaiser Permanente South Bay Medical Center, at 25825 South Vermont Avenue, Harbor City, CA 90710 in Los Angeles County. The practice phone is (310) 325-5111.
- Kaiser Permanente South Bay Medical Center25825 South Vermont Avenue, Harbor City, CA 90710 · Los Angeles CountyPhone(310) 325-5111
Source: Dmand AI Affiliation Data
Dr. Sung Wan Ham is affiliated with 2 sites of care and 1 medical group
Dr. Ham's primary practice is Kaiser Permanente South Bay Medical Center in Harbor City, California, part of Kaiser Permanente. The medical group on file is Southern California Permanente Medical Group. Dmand AI also links Dr. Ham to 1 more group practice or clinic, named with a free account.
Sources: Dmand AI Affiliation Data; and Dmand AI Org Hierarchy Data
Dmand AI tracks the EHR system at Dr. Sung Wan Ham's practice
Dmand AI tracks the electronic health record (EHR) system at each site where Dr. Ham practices, 2 sites in all. Vendor and product names are available with a free account.
| Site | EHR vendor and product |
|---|---|
| Kaiser Permanente South Bay Medical Center | Available with a free account |
| +1 more affiliated site | Available with a free account |
Source: Dmand AI Technology Install Data
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Dr. Sung Wan Ham is one of 532 vascular surgeons in California
Vascular surgery is Dr. Ham's primary specialty in the NPI Registry, under taxonomy code 2086S0129X. Dr. Ham is licensed in California.
Specialties and state licenses
- Vascular surgery, CaliforniaPrimary
Clinical focus
Dmand AI lists blood vessel access for dialysis, chronic skin ulcer and leg revascularization among the conditions Dr. Ham treats.
Vascular surgeons near Dr. Ham
Counts of vascular 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. Sung Wan Ham billed Medicare for 703 services in 2019
CMS data shows 703 Medicare services from Dr. Ham across 13 procedure codes in 2019, for 22 Medicare patients. Medicare paid $21,101 for them. Every service was in a facility, such as a hospital, rather than an office.
Dr. Ham's Medicare services by type, 2018 to 2019
- 2018
- 2019
- Tests and treatments
- 2018: 1,1802019: 59649%
- Office and hospital visits
- 2018: 2472019: 9362%
- Imaging
- 2018: 382019: 1463%
- Surgery
- 2018: 362019: 0100%
Dr. Ham compared with the California median for vascular surgeons, 2019
- Dr. Ham
- California median
- Medicare services
- 703vs 60915% above
- Medicare patients
- 22vs 27292% below
- Part D claims
- 315vs 555.7 times
Medians across 499 vascular surgeons in California with Dmand AI profiles that report each measure.
Dr. Ham's most billed Medicare procedure codes, 2019
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. Ham?
Medicare shows one payer. Book a meeting to get commercial claims data for Dr. Ham and other vascular surgeons in California.
Sources: Medicare Physician & Other Practitioners - by Provider and Service (CMS), 2024 data; and Dmand AI Peer Benchmarks
Dr. Sung Wan Ham treated 22 Medicare patients in 2024, average age 65
CMS counts 22 Medicare patients who saw Dr. Ham in 2024. 75% of them have diabetes, and 75% have high blood pressure. 50% are also on Medicaid. Their average risk score is 6.27, 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. Ham's median patient age at 68, with 52% women.
Chronic conditions among Dr. Ham's Medicare patients, 2024
- Diabetes75%
- High blood pressure75%
- High cholesterol75%
- Chronic kidney disease73%
- Heart failure50%
Share of Medicare patients with each condition. A patient can have several.
Dr. Ham's patients across all payers
Dmand AI patient panel data covers Medicare, Medicaid and commercial patients.
Patient panel by age, all payers
Median age 68
Patient panel by sex, all payers
- Women52%
- Men47%
Sources: Dmand AI Patient Panel Data; and Medicare Physician & Other Practitioners - by Provider (CMS), 2024 data
Dr. Sung Wan Ham wrote 415 Medicare Part D claims in 2024
In 2024, Dr. Ham wrote 415 Medicare Part D claims for 150 patients. 77% of them were for generic drugs. CMS names the drug for 315 of them, across 7 drugs with 11 or more claims each, at $59,776 in total drug cost. In 2023, CMS named 234 claims across 6 drugs.
Dr. Ham's Part D claims by kind of drug, 2024
- Generic319 claims77%
- Brand-name96 claims23%
Dr. Ham'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. Ham's Part D claims, 2024
- Opioids33%136 of 415 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: 2342024: 31535%
Drugs named by CMS: 7 in 2024, 6 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. Sung Wan Ham offers telehealth to Medicare patients
Dr. Ham accepts Medicare assignment, so Medicare's approved amount is taken as full payment. CMS lists Dr. Ham as offering telehealth.
- Accepts Medicare assignment
- Yes
- Offers telehealth
- Yes
Source: Doctors and Clinicians National Downloadable File (CMS)
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Dr. Sung Wan Ham has 13 publications on record
Dmand AI links 13 papers to Dr. Ham, published from 2011 to 2020. 2016 was the busiest year, with 2. The most frequent topics are Endovascular Procedures. Dr. Ham's most frequent co-authors are Vincent Lopez Rowe, MD, Sukgu Michael Han, MD and Fred A. Weaver, MD.
Dr. Ham's papers by year, 2011 to 2020
Topics Dr. Ham writes about most
- Endovascular Procedures
Dr. Ham's most frequent co-authors
- Vincent Lopez Rowe, MD10 shared papers
- Sukgu Michael Han, MD9 shared papers
- Fred A. Weaver, MD9 shared papers
Recent publications by Dr. Ham
See who Dr. Ham researches with
Physician Network Discovery turns co-authorship, shared hospitals and shared groups into a map of who Dr. Ham works with, so you can find a warm path to the right vascular surgeons.
Sources: PubMed (National Library of Medicine); and Dmand AI Research Linkage
Dr. Sung Wan Ham received $136,764 in industry payments from 2016 to 2025
CMS Open Payments shows 235 general payments to Dr. Ham from 18 drug and device companies from 2016 to 2025. Honoraria make up the largest share, 70% of the total. W. L. Gore & Associates, Inc. paid the most, $123,458.
General payments to Dr. Ham by program year, 2016 to 2025
General payments to Dr. Ham by kind, 2016 to 2025
- Honoraria$95,35070%
- Consulting fees$18,00013%
- Food and beverage$14,37111%
- Travel and lodging$9,0437%
Companies that paid Dr. Ham 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. Sung Wan Ham has 1 award and honors on record
Dmand AI lists 1 award for Dr. Ham.
Awards and honors for Dr. Ham
- Undated
- ACS Fellow
Source: Dmand AI Professional Profile Data
Dr. Sung Wan Ham graduated from Boston University School of Medicine
Dr. Ham graduated from Boston University School of Medicine in 2006.
- Medical school
Source: Dmand AI Professional Profile Data
Dr. Sung Wan Ham accepts plans from 2 insurance carriers
Dr. Ham is in network with 2 carriers, including HCSC and CMS Medicare. Medicare plans come from the most carriers, 2. Check the plan with the practice before a visit.
- HCSC
- CMS Medicare
Plan types Dr. Ham accepts, by number of carriers
- Medicare2
- PPO1
Source: Dmand AI Insurance Network Data
Sources for Dr. Sung Wan Ham'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) |
| 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) |
| 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. Sung Wan Ham
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. Sung Wan Ham's NPI number?
Dr. Sung Wan Ham's NPI number is 1790929164. It was assigned on April 28, 2009, and it is active in the NPI Registry.
What kind of doctor is Dr. Sung Wan Ham?
Dr. Sung Wan Ham is a vascular surgeon in Harbor City, California. The primary specialty in the NPI Registry is Vascular Surgery Physician (taxonomy code 2086S0129X).
Where does Dr. Sung Wan Ham practice?
Dr. Ham practices at 25825 South Vermont Avenue, Harbor City, CA 90710. Dr. Ham's primary practice is Kaiser Permanente South Bay Medical Center in Harbor City, California, part of Kaiser Permanente. Dmand AI also links Dr. Ham to 1 group practice or clinic.
What is Dr. Sung Wan Ham's office phone number?
The practice phone on file for Dr. Ham is (310) 325-5111.
What is Dr. Sung Wan Ham's medical license number?
Dr. Ham holds California license A103684.
Which hospitals is Dr. Sung Wan Ham affiliated with?
Dr. Ham practices at Kaiser Permanente South Bay Medical Center in Harbor City, California.
What medical group is Dr. Sung Wan Ham part of?
Dr. Ham is linked to Southern California Permanente Medical Group.
Does Dr. Sung Wan Ham accept Medicare?
Yes. CMS data shows Dr. Ham billed Medicare for 703 services in 2019, and Dr. Ham accepts Medicare assignment.
Does Dr. Sung Wan Ham offer telehealth?
Yes. The CMS Doctors and Clinicians file lists Dr. Ham as offering telehealth services.
How many Medicare patients does Dr. Sung Wan Ham see?
CMS counts 22 Medicare patients who saw Dr. Ham in 2024, with an average age of 65.
Show 8 more questionsShow fewer questions
What services does Dr. Sung Wan Ham bill to Medicare?
In 2019, Dr. Ham's most billed Medicare services were blood vessel study (93970), blood vessel study (93880) and blood vessel study (93922).
Where did Dr. Sung Wan Ham go to medical school?
Dr. Ham graduated from Boston University School of Medicine in 2006.
What drugs does Dr. Sung Wan Ham prescribe most?
In 2024 Medicare Part D data, Dr. Ham's most prescribed drugs by claims were Clopidogrel, Hydrocodone-Acetaminophen and Eliquis.
Has Dr. Sung Wan Ham received payments from drug or device companies?
CMS Open Payments shows $136,764 in general payments to Dr. Ham from 18 companies from 2016 to 2025. The largest total came from W. L. Gore & Associates, Inc.
How long has Dr. Sung Wan Ham been practicing?
Dr. Ham graduated from medical school in 2006, 20 years ago.
Does Dr. Sung Wan Ham do research?
Dmand AI links 13 publications to Dr. Ham, published from 2011 to 2020.
Who does Dr. Sung Wan Ham publish with?
Dr. Ham's most frequent co-authors are Vincent Lopez Rowe, MD (10 shared papers), Sukgu Michael Han, MD (9 shared papers) and Fred A. Weaver, MD (9 shared papers).
What insurance does Dr. Sung Wan Ham accept?
Dr. Ham is in network with 2 carriers, including HCSC and CMS Medicare. Medicare plans come from the most carriers, 2. Check the plan with the practice before a visit.
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