Dr. Sung Wan Ham, MD

  • Harbor City, CA
  • Vascular surgeon
NPI1790929164PAC ID5193870160
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
Social profiles

Primary practice

Kaiser Permanente South Bay Medical Center

Hospital · Harbor City, California

See all 3 affiliations

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.

View contacts for free

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 and contact details
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.

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.

See all 3 affiliations for Dr. Ham

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.

EHR by site
SiteEHR vendor and product
Kaiser Permanente South Bay Medical CenterAvailable with a free account
+1 more affiliated siteAvailable with a free account

Source: Dmand AI Technology Install Data

For health IT teams

See the EHR and IT leaders at every hospital where Dr. Ham practices

Dmand AI maps EHR vendors, IT decision makers and buying committees across Kaiser Permanente and 6.2K+ hospitals, with verified contacts in the same login.

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, CaliforniaPrimaryLicense A103684 · taxonomy 2086S0129X

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.

Medicare services, 2019703
Medicare patients22
Paid by Medicare$21,101
Procedure codes13

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.

See all procedures by Dr. Ham

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.

Book a meeting

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.

Medicare patients, 202422
Average age65
Average risk score6.27
Also on Medicaid50%

Chronic conditions among Dr. Ham's Medicare patients, 2024

  1. Diabetes75%
  2. High blood pressure75%
  3. High cholesterol75%
  4. Chronic kidney disease73%
  5. 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.

Part D claims, 2024415
Drugs named by CMS7
Total drug cost$59,776
Part D patients150

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.

See all prescribing by Dr. Ham

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)

For MedTech and pharma teams

Find vascular surgeons like Dr. Ham by procedure volume and prescribing

Filter 7.4M+ HCPs by Medicare procedures, Part D drugs and Open Payments history, then reach them with verified contacts in one login.

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.

Papers13
Years published2011 to 2020

Dr. Ham's papers by year, 2011 to 2020

Topics Dr. Ham writes about most

  • Endovascular Procedures

Dr. Ham's most frequent co-authors

Recent publications by Dr. Ham

See all 13 publications and co-authors

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.

How network discovery works

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

$136.8Kin total
  • 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.

See all payments to Dr. Ham

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

  1. 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.

  1. Medical schoolBoston University School of Medicine

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

  1. Medicare2
  2. PPO1

Source: Dmand AI Insurance Network Data

Sources for Dr. Sung Wan Ham's profile data

Sources for the data on this page
Data on this pageSource
NPI, name, sex, specialty and licensesNPPES NPI Registry (CMS) (opens in a new tab)Dmand AI Professional Profile Data
Practice locations and phoneDmand AI Affiliation Data
Primary practice, affiliations and health systemDmand AI Affiliation DataDmand AI Org Hierarchy Data
Medicare services and procedure codesMedicare Physician & Other Practitioners - by Provider and Service (CMS) (opens in a new tab)
State medians for the same specialtyDmand AI Peer Benchmarks
Medicare patients and the all-payer patient panelDmand AI Patient Panel DataMedicare Physician & Other Practitioners - by Provider (CMS) (opens in a new tab)
Part D prescribingMedicare 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 percentilesDoctors and Clinicians National Downloadable File (CMS) (opens in a new tab)
Publications, topics and co-authorsPubMed (National Library of Medicine) (opens in a new tab)Dmand AI Research Linkage
Industry paymentsOpen Payments (CMS) (opens in a new tab)
Awards and committee rolesDmand AI Professional Profile Data
Training, board certification and membershipsDmand AI Professional Profile Data
Insurance carriers and plan typesDmand AI Insurance Network Data
EHR at each practice siteDmand AI Technology Install Data
Similar physiciansDmand 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.

Selling to vascular surgery practices?

See vascular surgeons in California 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

Cookie settings

Turn each category on or off. Your choice is kept for 12 months and you can change it here at any time.

Necessary

Always on. Sign-in, security, downloads you asked for, your cookie choice, and the page that led to a signup.

View cookies (6)
  • dm_consentDmand AI. Your cookie choices and whether your browser sent a Global Privacy Control signal. 12 months.
  • dm_ft, dm_ltDmand AI. The first and the latest page you arrived on, with the date, so a signup is credited to the page that worked. 90 days, 30 days.
  • dm_fs, dm_lsDmand AI. The first and the latest source of a visit (a search engine, a campaign or the site that linked here). 90 days, 30 days.
  • dm_dl, dm_dl_okDmand AI. After you give an email address for a download, lets you download files without being asked again. 30 days.
  • Session and CSRF cookiesDmand AI (app.dmand.ai). Sign-in and form protection in the application. Session.
  • __cf_bm, cf_clearanceCloudflare. Tells people from automated traffic and keeps the site available. 30 minutes; cf_clearance while a security check is valid.

Analytics

On unless you turn it off. How pages are used, in aggregate, and recordings of how pages are used.

View cookies (6)
  • Google Tag ManagerGoogle. Loads the analytics and marketing tags that are on. Sets no cookie of its own and does not load when both categories are off. n/a.
  • _ga, _ga_<container-id>Google Analytics 4. Visits and page views in aggregate on dmand.ai. 2 years.
  • _clck, _clskMicrosoft Clarity. Recordings and heatmaps of how pages are used, with form fields masked. 1 year, 1 day.
  • CLID, MUID, ANONCHK, MR, SMMicrosoft (clarity.ms). Set by Microsoft when Clarity loads, to recognize a browser across sites that use Clarity. Up to 1 year.
  • None (cookieless)Ahrefs Analytics. Page views in aggregate. n/a.
  • ph_<project>_posthogPostHog. Product usage, errors and performance in app.dmand.ai, used to fix bugs and improve features. 365 days.

Marketing

On unless you turn it off, and always off when your browser sends a Global Privacy Control signal. A visitor identification service tells our sales team which companies and people visit.

View cookies (6)
  • _reb2buid, _reb2butkRB2B. Recognizes a returning browser for visitor identification. 360 days, 1 year.
  • _reb2bgeoRB2B. The location used to decide whether a visit can be identified. 20 days.
  • _reb2brefRB2B. The page or site that referred the visit. 15 days.
  • _reb2bfxf, _reb2btd, _reb2bliRB2B. Links the visit to an identified business profile. 1 month.
  • _reb2bresolveRB2B. Holds a match while it is being resolved. 2 days.
  • _reb2sessionID, _reb2bloadedRB2B. The current visit, and a guard against loading the script twice. 30 minutes, 1 second.

Functional

On unless you turn it off. Remembers choices such as a collapsed section.

View cookies (none today)