Dr. Karen Yungjoo Whang, MD
- Medicare services, 2024
- 178
- Medicare patients, 2024
- 100
- Part D claims, 2024
- 68
- Publications
- 4
- Hospital affiliations
- 2
- Practice address
- 1300 Crane St, Menlo Park, CA 94025
- Practice phone
- Call (650) 498-6530
- Professional email
- Get professional email
- Personal email
- Get personal email
- Mobile number
- Get mobile number
Primary practice
Menlo Medical Clinic - Menlo Park (Crane St)
Mammography / Breast Imaging Center · Menlo Park, California
Find Dr. Whang'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. Karen Yungjoo Whang is a general surgeon in Menlo Park, California
Dr. Whang practices at Menlo Medical Clinic - Menlo Park (Crane St) in Menlo Park, California.
Dr. Whang's NPI, 1477668622, was assigned on August 20, 2006. Dr. Whang graduated from Lewis Katz School of Medicine in 1994. Dr. Whang holds California license A69272.
- NPI
- 1477668622NPI Registry (opens in a new tab)
- Medicare PAC ID
- 4183783814
- NPI enumeration date
- August 20, 2006
- NPI status
- Active
- Accepts Medicare assignment
- Yes
- Offers telehealth
- Yes
- Practice phone
- (650) 498-6530
- Professional email
- Get email
- Personal email
- Get email
- Mobile number
- Get number
- Sex
- Female
- Estimated age
- 58
- Medical school graduation
- 1994
Sources: NPPES NPI Registry (CMS); Dmand AI Professional Profile Data; Dmand AI Affiliation Data; and Doctors and Clinicians National Downloadable File (CMS)
Dr. Karen Yungjoo Whang practices at Menlo Medical Clinic - Menlo Park (Crane St) in Menlo Park, California
Dr. Whang's primary practice is Menlo Medical Clinic - Menlo Park (Crane St), at 1300 Crane St, Menlo Park, CA 94025. The practice phone is (650) 498-6530.
- Menlo Medical Clinic - Menlo Park (Crane St)1300 Crane St, Menlo Park, CA 94025Phone(650) 498-6530
Source: Dmand AI Affiliation Data
Dr. Karen Yungjoo Whang is affiliated with 5 sites of care and 2 medical groups
Dr. Whang's primary practice is Menlo Medical Clinic - Menlo Park (Crane St) in Menlo Park, California. Dr. Whang is also affiliated with Stanford Hospital at 300 Pasteur Drive. The medical group on file is Stanford Medicine Partners. Dmand AI also links Dr. Whang to 1 more hospital, 2 group practices and clinics and 1 medical group, each named with a free account. Dr. Whang's employer is on file too: a breast imaging center.
Sources: Dmand AI Affiliation Data; and Dmand AI Org Hierarchy Data
Dmand AI tracks the EHR system at Dr. Karen Yungjoo Whang's practice
Dmand AI tracks the electronic health record (EHR) system at each site where Dr. Whang practices, 5 sites in all. Vendor and product names are available with a free account.
| Site | EHR vendor and product |
|---|---|
| Menlo Medical Clinic - Menlo Park (Crane St) | Available with a free account |
| +4 more sites and 1 medical group | Available with a free account |
Source: Dmand AI Technology Install Data
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Dr. Karen Yungjoo Whang is one of 2,926 general surgeons in California
Surgery is Dr. Whang's primary specialty in the NPI Registry, under taxonomy code 208600000X. Dr. Whang is board certified in surgery by the American Board of Surgery. Dr. Whang is licensed in California.
Specialties and state licenses
- Surgery, CaliforniaPrimary
Clinical focus
Dmand AI lists hemorrhoids among the conditions Dr. Whang treats.
General surgeons near Dr. Whang
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. Karen Yungjoo Whang billed Medicare for 178 services in 2024
CMS data shows 178 Medicare services from Dr. Whang across 7 procedure codes in 2024, for 100 Medicare patients. Medicare paid $14,108 for them. Every service was in an office.
Dr. Whang's Medicare services by type, 2023 to 2024
- 2023
- 2024
- Office and hospital visits
- 2023: 512024: 149192%
- Other services
- 2023: 02024: 29
Dr. Whang compared with the California median for general surgeons, 2024
- Dr. Whang
- California median
- Medicare services
- 178vs 1667% above
- Medicare patients
- 100vs 12117% below
- Part D claims
- 28vs 3418% below
Medians across 2,606 general surgeons in California with Dmand AI profiles that report each measure.
Dr. Whang'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. Whang and other general surgeons in California.
Sources: Medicare Physician & Other Practitioners - by Provider and Service (CMS), 2024 data; and Dmand AI Peer Benchmarks
Dr. Karen Yungjoo Whang treated 100 Medicare patients in 2024, average age 76
CMS counts 100 Medicare patients who saw Dr. Whang in 2024. The largest group is 75 to 84, with 48 patients. 74% of them have high cholesterol, and 68% have high blood pressure. Their average risk score is 0.96, where 1.00 is the Medicare average.
Across all payers, Dmand AI patient panel data puts Dr. Whang's median patient age at 57, with 53% women.
Dr. Whang's Medicare patients by age, 2024
CMS leaves out age groups with fewer than 11 patients.
Dr. Whang's Medicare patients by sex, 2024
- Women4545%
- Men5555%
Chronic conditions among Dr. Whang's Medicare patients, 2024
- High cholesterol74%
- High blood pressure68%
- Arthritis40%
- Cancer25%
- Ischemic heart disease22%
- Anxiety19%
- Osteoporosis19%
- Atrial fibrillation17%
Share of Medicare patients with each condition. A patient can have several.
Dr. Whang's patients across all payers
Dmand AI patient panel data covers Medicare, Medicaid and commercial patients.
Patient panel by age, all payers
Median age 57
Patient panel by sex, all payers
- Women53%
- Men45%
Sources: Dmand AI Patient Panel Data; and Medicare Physician & Other Practitioners - by Provider (CMS), 2024 data
Dr. Karen Yungjoo Whang wrote 68 Medicare Part D claims in 2024
In 2024, Dr. Whang wrote 68 Medicare Part D claims for 41 patients. 94% of them were for generic drugs. CMS names the drug for 28 of them, across 2 drugs with 11 or more claims each, at $209 in total drug cost. In 2018, CMS named 12 claims across 1 drug.
Dr. Whang's Part D claims by kind of drug, 2024
- Generic64 claims94%
- Brand-name and other4 claims6%
Dr. Whang'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. Whang's Part D claims, 2024
- Antibiotics22%15 of 68 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, 2018 to 2024
- 2018
- 2024
- Claims for drugs CMS names
- 2018: 122024: 28133%
Drugs named by CMS: 2 in 2024, 1 in 2018.
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. Karen Yungjoo Whang ranks in the 72nd percentile for hernia repair (minimally invasive) in Medicare
Dr. Whang accepts Medicare assignment, so Medicare's approved amount is taken as full payment. CMS lists Dr. Whang as offering telehealth. CMS counts 11 procedures of hernia repair (minimally invasive) by Dr. Whang, more than 72% of the clinicians it reports for that procedure.
- Accepts Medicare assignment
- Yes
- Offers telehealth
- Yes
Where Dr. Whang ranks in Medicare procedure volume
- Hernia repair (minimally invasive)
- 72nd percentile11 procedures
CMS ranks each clinician against every clinician it reports for the same procedure category.
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)
Sources: Doctors and Clinicians National Downloadable File (CMS); and Doctors and Clinicians Utilization Data (CMS)
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Dr. Karen Yungjoo Whang has 4 publications on record
Dmand AI links 4 papers to Dr. Whang in 2001. The most frequent topics are Laparoscopy, Bile Ducts and Esophageal Achalasia. Dr. Whang's most frequent co-authors are Crystine M. Lee, MD and Daniela Molena, MD.
Topics Dr. Whang writes about most
- Laparoscopy
- Bile Ducts
- Esophageal Achalasia
- Fundoplication
- Manometry
- Radiography
Dr. Whang's most frequent co-authors
Recent publications by Dr. Whang
J Gastrointest Surg
See who Dr. Whang researches with
Physician Network Discovery turns co-authorship, shared hospitals and shared groups into a map of who Dr. Whang works with, so you can find a warm path to the right general surgeons.
Sources: PubMed (National Library of Medicine); and Dmand AI Research Linkage
Dr. Karen Yungjoo Whang received $5,340 in industry payments from 2016 to 2025
CMS Open Payments shows 10 general payments to Dr. Whang from 1 drug or device company from 2016 to 2025. Education make up the largest share, 98% of the total. Intuitive Surgical, Inc. paid the most, $5,340.
General payments to Dr. Whang by program year, 2016 to 2025
General payments to Dr. Whang by kind, 2016 to 2025
- Education$5,25098%
- Food and beverage$902%
Companies that paid Dr. Whang 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. Karen Yungjoo Whang has 2 awards and honors on record
Dmand AI lists 2 awards for Dr. Whang, most recently CMS Stage 1 EHR in 2013.
Awards and honors for Dr. Whang
- 2013
- CMS Stage 1 EHR
- Undated
- ACS Fellow
Source: Dmand AI Professional Profile Data
Dr. Karen Yungjoo Whang graduated from Lewis Katz School of Medicine
Dr. Whang graduated from Lewis Katz School of Medicine in 1994. Dr. Whang is a member of ACS.
- Medical school
- Board certified in surgery
Source: Dmand AI Professional Profile Data
Dr. Karen Yungjoo Whang accepts plans from 5 insurance carriers
Dr. Whang is in network with 5 carriers, including Aetna, Blue Cross Blue Shield of Michigan and United Healthcare. HMO plans come from the most carriers, 3. Check the plan with the practice before a visit.
- Aetna
- Blue Cross Blue Shield of Michigan
- United Healthcare
- Blue Cross and Blue Shield of Kansas City
- CMS Medicare
Plan types Dr. Whang accepts, by number of carriers
- HMO3
- POS3
- EPO2
- Medicare2
- PPO2
Source: Dmand AI Insurance Network Data
Sources for Dr. Karen Yungjoo Whang'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) |
| 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. Karen Yungjoo Whang
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. Karen Yungjoo Whang's NPI number?
Dr. Karen Yungjoo Whang's NPI number is 1477668622. It was assigned on August 20, 2006, and it is active in the NPI Registry.
What kind of doctor is Dr. Karen Yungjoo Whang?
Dr. Karen Yungjoo Whang is a general surgeon in Menlo Park, California. The primary specialty in the NPI Registry is Surgery Physician (taxonomy code 208600000X).
Where does Dr. Karen Yungjoo Whang practice?
Dr. Whang practices at 1300 Crane St, Menlo Park, CA 94025. Dr. Whang's primary practice is Menlo Medical Clinic - Menlo Park (Crane St) in Menlo Park, California. Dmand AI also links Dr. Whang to 1 hospital, 2 group practices and clinics and 1 medical group.
What is Dr. Karen Yungjoo Whang's office phone number?
The practice phone on file for Dr. Whang is (650) 498-6530.
What is Dr. Karen Yungjoo Whang's medical license number?
Dr. Whang holds California license A69272.
Which hospitals is Dr. Karen Yungjoo Whang affiliated with?
Dr. Whang is affiliated with Stanford Hospital at 300 Pasteur Drive. Dmand AI links Dr. Whang to 1 more hospital.
What medical group is Dr. Karen Yungjoo Whang part of?
Dr. Whang is linked to Stanford Medicine Partners. Dmand AI links Dr. Whang to 1 more medical group.
Does Dr. Karen Yungjoo Whang accept Medicare?
Yes. CMS data shows Dr. Whang billed Medicare for 178 services in 2024, and Dr. Whang accepts Medicare assignment.
Does Dr. Karen Yungjoo Whang offer telehealth?
Yes. The CMS Doctors and Clinicians file lists Dr. Whang as offering telehealth services.
How many Medicare patients does Dr. Karen Yungjoo Whang see?
CMS counts 100 Medicare patients who saw Dr. Whang in 2024, with an average age of 76.
Show 9 more questionsShow fewer questions
Is Dr. Karen Yungjoo Whang board certified?
Yes. Dr. Whang is board certified in surgery by the American Board of Surgery.
What services does Dr. Karen Yungjoo Whang bill to Medicare?
In 2024, Dr. Whang's most billed Medicare services were office visit, established patient (99212), office visit, new patient (99204) and office visit, established patient (99213).
Where did Dr. Karen Yungjoo Whang go to medical school?
Dr. Whang graduated from Lewis Katz School of Medicine in 1994.
What drugs does Dr. Karen Yungjoo Whang prescribe most?
In 2024 Medicare Part D data, Dr. Whang's most prescribed drugs by claims were Mupirocin and Gabapentin.
Has Dr. Karen Yungjoo Whang received payments from drug or device companies?
CMS Open Payments shows $5,340 in general payments to Dr. Whang from 1 company from 2016 to 2025. The largest total came from Intuitive Surgical, Inc.
How long has Dr. Karen Yungjoo Whang been practicing?
Dr. Whang graduated from medical school in 1994, 32 years ago.
Does Dr. Karen Yungjoo Whang do research?
Dmand AI links 4 publications to Dr. Whang.
Who does Dr. Karen Yungjoo Whang publish with?
Dr. Whang's most frequent co-authors are Crystine M. Lee, MD (2 shared papers) and Daniela Molena, MD (2 shared papers).
What insurance does Dr. Karen Yungjoo Whang accept?
Dr. Whang is in network with 5 carriers, including Aetna, Blue Cross Blue Shield of Michigan and United Healthcare. HMO plans come from the most carriers, 3. Check the plan with the practice before a visit.
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