Dr. Ka Ling (Karin) Cheung, MD
- Medicare services, 2024
- 1,840
- Medicare patients, 2024
- 576
- Part D claims, 2024
- 847
- MIPS score, 2024
- 91
- Hospital affiliations
- 2
- Practice address
- 2637 Shadelands Drive, Walnut Creek, CA 94598
- Practice phone
- Call (925) 329-3710
- Professional email
- Get professional email
- Personal email
- Get personal email
- Mobile number
- Get mobile number
Primary practice
BASS Imaging Center - Walnut Creek
Mammography / Breast Imaging Center · Walnut Creek, California
Find Dr. Cheung'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. Ka Ling (Karin) Cheung is a pulmonologist in Walnut Creek, California
Dr. Cheung practices at BASS Imaging Center - Walnut Creek in Walnut Creek, California.
Dr. Cheung's NPI, 1881643831, was assigned on May 8, 2006. Dr. Cheung graduated from Erasmus University Rotterdam Faculty of Medicine in 1990. Dr. Cheung holds California license C51289.
- NPI
- 1881643831NPI Registry (opens in a new tab)
- Medicare PAC ID
- 0547334922
- NPI enumeration date
- May 8, 2006
- NPI status
- Active
- Accepts Medicare assignment
- Yes
- Offers telehealth
- Yes
- Practice phone
- (925) 329-3710
- Professional email
- Get email
- Personal email
- Get email
- Mobile number
- Get number
- Sex
- Female
- Estimated age
- 62
- Medical school graduation
- 1990
Sources: NPPES NPI Registry (CMS); Dmand AI Professional Profile Data; Dmand AI Affiliation Data; and Doctors and Clinicians National Downloadable File (CMS)
Dr. Ka Ling (Karin) Cheung practices at BASS Imaging Center - Walnut Creek in Walnut Creek, California
Dr. Cheung's primary practice is BASS Imaging Center - Walnut Creek, at 2637 Shadelands Drive, Walnut Creek, CA 94598. The practice phone is (925) 329-3710.
- BASS Imaging Center - Walnut Creek2637 Shadelands Drive, Walnut Creek, CA 94598Phone(925) 329-3710
Source: Dmand AI Affiliation Data
Dr. Ka Ling (Karin) Cheung is affiliated with 5 sites of care and 2 medical groups
Dr. Cheung's primary practice is BASS Imaging Center - Walnut Creek in Walnut Creek, California. Dr. Cheung is also affiliated with John Muir Medical Center, Walnut Creek. The medical group on file is BASS Medical Group. Dmand AI also links Dr. Cheung to 1 more hospital, 2 group practices and clinics and 1 medical group, each named with a free account. Dr. Cheung'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. Ka Ling (Karin) Cheung's practice
Dmand AI tracks the electronic health record (EHR) system at each site where Dr. Cheung practices, 5 sites in all. Vendor and product names are available with a free account.
| Site | EHR vendor and product |
|---|---|
| BASS Imaging Center - Walnut Creek | 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. Ka Ling (Karin) Cheung is one of 1,339 pulmonologists in California
Pulmonary disease is Dr. Cheung's primary specialty in the NPI Registry, under taxonomy code 207RP1001X. Dr. Cheung is board certified in critical care medicine by the American Board of Internal Medicine. Dmand AI has Dr. Cheung's licenses on file in 4 states: California, Florida, Pennsylvania and Delaware.
Specialties and state licenses
- Pulmonary disease, CaliforniaPrimary
- Florida license
- Pennsylvania license
- Delaware license
Clinical focus
Dmand AI lists asthma, bronchitis, chronic lung disease, chronic obstructive pulmonary disease (COPD), hypersomnia, pleural effusion, pneumonia and pulmonary fibrosis among the conditions Dr. Cheung treats.
Pulmonologists near Dr. Cheung
Counts of pulmonologists 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. Ka Ling (Karin) Cheung billed Medicare for 1,840 services in 2024
CMS data shows 1,840 Medicare services from Dr. Cheung across 15 procedure codes in 2024, for 576 Medicare patients. Medicare paid $220,279 for them.
Dr. Cheung's Medicare services by type, 2023 to 2024
- 2023
- 2024
- Office and hospital visits
- 2023: 1,0482024: 83121%
- Tests and treatments
- 2023: 5902024: 5595%
- Other services
- 2023: 662024: 450582%
Where Dr. Cheung's Medicare services took place, 2024
- In an office1,39876%
- In a facility44224%
Dr. Cheung compared with the California median for pulmonologists, 2024
- Dr. Cheung
- California median
- Medicare services
- 1,840vs 6492.8 times
- Medicare patients
- 576vs 2722.1 times
- Part D claims
- 679vs 42161% above
Medians across 1,263 pulmonologists in California with Dmand AI profiles that report each measure.
Dr. Cheung'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. Cheung and other pulmonologists in California.
Sources: Medicare Physician & Other Practitioners - by Provider and Service (CMS), 2024 data; and Dmand AI Peer Benchmarks
Dr. Ka Ling (Karin) Cheung treated 576 Medicare patients in 2024, average age 75
CMS counts 576 Medicare patients who saw Dr. Cheung in 2024. The largest group is 65 to 74, with 257 patients. 75% of them have high cholesterol, and 72% have high blood pressure. 5% are also on Medicaid. Their average risk score is 1.24, where 1.00 is the Medicare average.
Across all payers, Dmand AI patient panel data puts Dr. Cheung's median patient age at 66, with 56% women.
Dr. Cheung's Medicare patients by age, 2024
Dr. Cheung's Medicare patients by sex, 2024
- Women29351%
- Men28349%
Chronic conditions among Dr. Cheung's Medicare patients, 2024
- High cholesterol75%
- High blood pressure72%
- Arthritis46%
- Anxiety32%
- Chronic kidney disease26%
- Ischemic heart disease25%
- Mood disorders25%
- COPD24%
Share of Medicare patients with each condition. A patient can have several.
Dr. Cheung's patients across all payers
Dmand AI patient panel data covers Medicare, Medicaid and commercial patients.
Patient panel by age, all payers
Median age 66
Patient panel by sex, all payers
- Women56%
- Men42%
Sources: Dmand AI Patient Panel Data; and Medicare Physician & Other Practitioners - by Provider (CMS), 2024 data
Dr. Ka Ling (Karin) Cheung wrote 847 Medicare Part D claims in 2024
In 2024, Dr. Cheung wrote 847 Medicare Part D claims for 171 patients. 44% of them were for generic drugs. CMS names the drug for 679 of them, across 24 drugs with 11 or more claims each, at $533,277 in total drug cost. In 2023, CMS named 631 claims across 21 drugs.
Dr. Cheung's Part D claims by kind of drug, 2024
- Generic371 claims44%
- Brand-name476 claims56%
Dr. Cheung'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.
Part D claims for drugs CMS names, 2023 to 2024
- 2023
- 2024
- Claims for drugs CMS names
- 2023: 6312024: 6798%
Drugs named by CMS: 24 in 2024, 21 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. Ka Ling (Karin) Cheung scored 91 out of 100 in Medicare's MIPS program for 2024
CMS publishes a Merit-based Incentive Payment System (MIPS) score of 91 out of 100 for Dr. Cheung for performance year 2024, reported through an alternative payment model (APM). Dr. Cheung accepts Medicare assignment, so Medicare's approved amount is taken as full payment. CMS lists Dr. Cheung as offering telehealth.
- Accepts Medicare assignment
- Yes
- Offers telehealth
- Yes
Dr. Cheung's MIPS scores, performance year 2024
- 91of 100Final score
- 80.4of 100Quality
- 100of 100Promoting Interoperability
- 40of 100Improvement Activities
Each score is out of 100. The final score weighs the categories CMS scored for this clinician.
Sources: Doctors and Clinicians National Downloadable File (CMS); and Clinician Public Reporting: Overall MIPS Performance (CMS), 2024 data, released September 10, 2026
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Dr. Ka Ling (Karin) Cheung received $15,499 in industry payments from 2016 to 2025
CMS Open Payments shows 680 general payments to Dr. Cheung from 41 drug and device companies from 2016 to 2025. Food and beverage make up the largest share, 94% of the total. GlaxoSmithKline, LLC. paid the most, $2,357.
General payments to Dr. Cheung by program year, 2016 to 2025
General payments to Dr. Cheung by kind, 2016 to 2025
- Food and beverage$14,60894%
- Education$7415%
- Consulting fees$1501%
Companies that paid Dr. Cheung 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. Ka Ling (Karin) Cheung graduated from Erasmus University Rotterdam Faculty of Medicine
Dr. Cheung graduated from Erasmus University Rotterdam Faculty of Medicine in 1990.
- Medical school
- Board certified in critical care medicine
- Board certified in pulmonary disease
- Board certified in sleep medicine
Source: Dmand AI Professional Profile Data
Dr. Ka Ling (Karin) Cheung accepts plans from 7 insurance carriers
Dr. Cheung is in network with 7 carriers, including Aetna, Elevance and Blue Cross Blue Shield of Michigan. Medicare plans come from the most carriers, 7. Check the plan with the practice before a visit.
- Aetna
- Elevance
- Blue Cross Blue Shield of Michigan
- Blue Cross Blue Shield of Massachusetts
- HCSC
- Regence Health Plans
- CMS Medicare
Plan types Dr. Cheung accepts, by number of carriers
- Medicare7
- PPO6
- HMO3
- POS3
- EPO2
Source: Dmand AI Insurance Network Data
Sources for Dr. Ka Ling (Karin) Cheung'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)Clinician Public Reporting: Overall MIPS Performance (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. Ka Ling (Karin) Cheung
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. Ka Ling (Karin) Cheung's NPI number?
Dr. Ka Ling (Karin) Cheung's NPI number is 1881643831. It was assigned on May 8, 2006, and it is active in the NPI Registry.
What kind of doctor is Dr. Ka Ling (Karin) Cheung?
Dr. Ka Ling (Karin) Cheung is a pulmonologist in Walnut Creek, California. The primary specialty in the NPI Registry is Pulmonary Disease Physician (taxonomy code 207RP1001X).
Where does Dr. Ka Ling (Karin) Cheung practice?
Dr. Cheung practices at 2637 Shadelands Drive, Walnut Creek, CA 94598. Dr. Cheung's primary practice is BASS Imaging Center - Walnut Creek in Walnut Creek, California. Dmand AI also links Dr. Cheung to 1 hospital, 2 group practices and clinics and 1 medical group.
What is Dr. Ka Ling (Karin) Cheung's office phone number?
The practice phone on file for Dr. Cheung is (925) 329-3710.
What is Dr. Ka Ling (Karin) Cheung's medical license number?
Dr. Cheung holds California license C51289, one of the licenses on file in 4 states.
Which states has Dr. Ka Ling (Karin) Cheung been licensed in?
Dmand AI has state licenses on file for Dr. Cheung in California (2003 to 2027), Florida (1997 to 2022), Pennsylvania (1995 to 2012) and Delaware (1997 to 2011).
Which hospitals is Dr. Ka Ling (Karin) Cheung affiliated with?
Dr. Cheung is affiliated with John Muir Medical Center, Walnut Creek. Dmand AI links Dr. Cheung to 1 more hospital.
What medical group is Dr. Ka Ling (Karin) Cheung part of?
Dr. Cheung is linked to BASS Medical Group. Dmand AI links Dr. Cheung to 1 more medical group.
Does Dr. Ka Ling (Karin) Cheung accept Medicare?
Yes. CMS data shows Dr. Cheung billed Medicare for 1,840 services in 2024, and Dr. Cheung accepts Medicare assignment.
Does Dr. Ka Ling (Karin) Cheung offer telehealth?
Yes. The CMS Doctors and Clinicians file lists Dr. Cheung as offering telehealth services.
Show 9 more questionsShow fewer questions
What is Dr. Ka Ling (Karin) Cheung's MIPS score?
Dr. Cheung's MIPS final score for performance year 2024 is 91 out of 100, reported through an alternative payment model (APM).
How many Medicare patients does Dr. Ka Ling (Karin) Cheung see?
CMS counts 576 Medicare patients who saw Dr. Cheung in 2024, with an average age of 75.
Is Dr. Ka Ling (Karin) Cheung board certified?
Yes. Dr. Cheung is board certified in critical care medicine by the American Board of Internal Medicine.
What services does Dr. Ka Ling (Karin) Cheung bill to Medicare?
In 2024, Dr. Cheung's most billed Medicare services were office visit, established patient (99215), medicare service (G2211) and office visit, established patient (99214).
Where did Dr. Ka Ling (Karin) Cheung go to medical school?
Dr. Cheung graduated from Erasmus University Rotterdam Faculty of Medicine in 1990.
What drugs does Dr. Ka Ling (Karin) Cheung prescribe most?
In 2024 Medicare Part D data, Dr. Cheung's most prescribed drugs by claims were Trelegy Ellipta, Montelukast Sodium and Breztri Aerosphere.
Has Dr. Ka Ling (Karin) Cheung received payments from drug or device companies?
CMS Open Payments shows $15,499 in general payments to Dr. Cheung from 41 companies from 2016 to 2025. The largest total came from GlaxoSmithKline, LLC.
How long has Dr. Ka Ling (Karin) Cheung been practicing?
Dr. Cheung graduated from medical school in 1990, 36 years ago.
What insurance does Dr. Ka Ling (Karin) Cheung accept?
Dr. Cheung is in network with 7 carriers, including Aetna, Elevance and Blue Cross Blue Shield of Michigan. Medicare plans come from the most carriers, 7. Check the plan with the practice before a visit.
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