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Dr. Ian Yee-On Lam, MD
NPI1518169580PAC ID4688572738
- Medicare services, 2024
- 1,496
- Medicare patients, 2024
- 417
- Part D claims, 2024
- 2,840
- Publications
- 1
- Hospital affiliations
- 2
- Practice address
- 247 W El Camino Real, Suite 100, Mountain View, CA 94040
- Practice phone
- Call (650) 417-6420
- Professional email
- Get professional email
- Personal email
- Get personal email
- Mobile number
- Get mobile number
Primary practice
Satellite Healthcare, Mountain View
Dialysis Center - Independent · Mountain View, California
Find Dr. Lam's professional email, personal email and mobile number
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Dr. Ian Yee-On Lam is a nephrologist in Mountain View, California
Dr. Lam practices at Satellite Healthcare, Mountain View in Mountain View, California.
Dr. Lam's NPI, 1518169580, was assigned on June 1, 2007. Dr. Lam graduated from Saint Louis University School Of Medicine in 2000. Dr. Lam holds California license A77204.
NPI and contact details
- NPI
- 1518169580NPI Registry (opens in a new tab)
- Medicare PAC ID
- 4688572738
- NPI enumeration date
- June 1, 2007
- NPI status
- Active
- Accepts Medicare assignment
- Yes
- Offers telehealth
- Yes
- Practice phone
- (650) 417-6420
- Professional email
- Get email
- Personal email
- Get email
- Mobile number
- Get number
- Sex
- Male
- Estimated age
- 52
- Medical school graduation
- 2000
Sources: NPPES NPI Registry (CMS); Dmand AI Professional Profile Data; Dmand AI Affiliation Data; and Doctors and Clinicians National Downloadable File (CMS)
Dr. Ian Yee-On Lam practices at Satellite Healthcare, Mountain View in Mountain View, California
Dr. Lam's primary practice is Satellite Healthcare, Mountain View, at 247 W El Camino Real, Suite 100, Mountain View, CA 94040 in Santa Clara County. The practice phone is (650) 417-6420.
- Satellite Healthcare, Mountain View247 W El Camino Real, Suite 100, Mountain View, CA 94040 · Santa Clara CountyPhone(650) 417-6420
Source: Dmand AI Affiliation Data
Dr. Ian Yee-On Lam is affiliated with 8 sites of care and 2 medical groups
Dr. Lam's primary practice is Satellite Healthcare, Mountain View in Mountain View, California. Dr. Lam is also affiliated with El Camino Health - Mountain View Hospital. The medical group on file is Palo Alto Foundation Medical Group. Dmand AI also links Dr. Lam to 1 more hospital, 3 dialysis centers, 2 group practices and clinics and 1 medical group, each named with a free account.
Satellite Healthcare, Mountain ViewPrimary
Sources: Dmand AI Affiliation Data; and Dmand AI Org Hierarchy Data
Dmand AI tracks the EHR system at Dr. Ian Yee-On Lam's practice
Dmand AI tracks the electronic health record (EHR) system at each site where Dr. Lam practices, 8 sites in all. Vendor and product names are available with a free account.
| Site | EHR vendor and product |
|---|---|
| Satellite Healthcare, Mountain View | Available with a free account |
| +7 more sites and 1 medical group | Available with a free account |
Source: Dmand AI Technology Install Data
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Dr. Ian Yee-On Lam is one of 1,401 nephrologists in California
Nephrology is Dr. Lam's primary specialty in the NPI Registry, under taxonomy code 207RN0300X. Dr. Lam is board certified in nephrology by the American Board of Internal Medicine. Dr. Lam is licensed in California.
Specialties and state licenses
- Nephrology, CaliforniaPrimary
Clinical focus
Dmand AI lists acute kidney failure, chronic anemia, chronic kidney disease and fluid and electrolyte imbalances among the conditions Dr. Lam treats.
Nephrologists near Dr. Lam
Counts of nephrologists with a Dmand AI profile, by place and practice. Each opens the list.
1,401nephrologists in California
5nephrologists in Mountain View
Sources: NPPES NPI Registry (CMS); Dmand AI Professional Profile Data; and Dmand AI Peer Benchmarks
Dr. Ian Yee-On Lam billed Medicare for 1,496 services in 2024
CMS data shows 1,496 Medicare services from Dr. Lam across 11 procedure codes in 2024, for 417 Medicare patients. Medicare paid $197,253 for them.
Medicare services, 20241,496
Medicare patients417
Paid by Medicare$197,253
Procedure codes11
Dr. Lam's Medicare services by type, 2023 to 2024
- 2023
- 2024
- Office and hospital visits
- 2023: 1,2412024: 1,245No change
- Tests and treatments
- 2023: 2992024: 22923%
- Lab and pathology
- 2023: 02024: 22
- Drugs given in the office
- 2023: 6,0202024: 0100%
Where Dr. Lam's Medicare services took place, 2024
- In an office1,01068%
- In a facility48632%
Dr. Lam compared with the California median for nephrologists, 2024
- Dr. Lam
- California median
- Medicare services
- 1,496vs 1,08438% above
- Medicare patients
- 417vs 30736% above
- Part D claims
- 2,574vs 9552.7 times
Medians across 1,355 nephrologists in California with Dmand AI profiles that report each measure.
Dr. Lam'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. Lam and other nephrologists in California.
Sources: Medicare Physician & Other Practitioners - by Provider and Service (CMS), 2024 data; and Dmand AI Peer Benchmarks
Dr. Ian Yee-On Lam treated 417 Medicare patients in 2024, average age 78
CMS counts 417 Medicare patients who saw Dr. Lam in 2024. The largest group is 75 to 84, with 144 patients. 75% of them have chronic kidney disease, and 75% have high blood pressure. 25% are also on Medicaid. Their average risk score is 2.93, 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. Lam's median patient age at 71, with 43% women.
Medicare patients, 2024417
Average age78
Average risk score2.93
Also on Medicaid25%
Dr. Lam's Medicare patients by age, 2024
Dr. Lam's Medicare patients by sex, 2024
- Women17442%
- Men24358%
Chronic conditions among Dr. Lam's Medicare patients, 2024
- Chronic kidney disease75%
- High blood pressure75%
- High cholesterol75%
- Diabetes53%
- Heart failure41%
- Ischemic heart disease38%
- Arthritis34%
- Atrial fibrillation30%
Share of Medicare patients with each condition. A patient can have several.
Dr. Lam's patients across all payers
Dmand AI patient panel data covers Medicare, Medicaid and commercial patients.
Patient panel by age, all payers
Median age 71
Patient panel by sex, all payers
- Women43%
- Men55%
Sources: Dmand AI Patient Panel Data; and Medicare Physician & Other Practitioners - by Provider (CMS), 2024 data
Dr. Ian Yee-On Lam wrote 2,840 Medicare Part D claims in 2024
In 2024, Dr. Lam wrote 2,840 Medicare Part D claims for 334 patients. 89% of them were for generic drugs. CMS names the drug for 2,574 of them, across 44 drugs with 11 or more claims each, at $248,996 in total drug cost. In 2023, CMS named 2,525 claims across 42 drugs.
Part D claims, 20242,840
Drugs named by CMS44
Total drug cost$248,996
Part D patients334
Dr. Lam's Part D claims by kind of drug, 2024
- Generic2,526 claims89%
- Brand-name and other314 claims11%
Dr. Lam'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. Lam's Part D claims, 2024
- Antibiotics1%30 of 2,840 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: 2,5252024: 2,5742%
Drugs named by CMS: 44 in 2024, 42 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. Ian Yee-On Lam offers telehealth to Medicare patients
Dr. Lam accepts Medicare assignment, so Medicare's approved amount is taken as full payment. CMS lists Dr. Lam as offering telehealth.
- Accepts Medicare assignment
- Yes
- Offers telehealth
- Yes
Source: Doctors and Clinicians National Downloadable File (CMS)
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Dr. Ian Yee-On Lam has 1 publication on record
Dmand AI links 1 paper to Dr. Lam in 2018. Dr. Lam's most frequent co-authors are Eaman Balouch, MD, PhD and Shaun Coughlin, MD, PhD.
Papers1
Dr. Lam's most frequent co-authors
Recent publications by Dr. Lam
See who Dr. Lam researches with
Physician Network Discovery turns co-authorship, shared hospitals and shared groups into a map of who Dr. Lam works with, so you can find a warm path to the right nephrologists.
Sources: PubMed (National Library of Medicine); and Dmand AI Research Linkage
Dr. Ian Yee-On Lam received $645 in industry payments from 2018 to 2025
CMS Open Payments shows 9 general payments to Dr. Lam from 7 drug and device companies from 2018 to 2025. Food and beverage make up the largest share, 96% of the total. C. R. Bard, Inc. & Subsidiaries paid the most, $150.
General payments to Dr. Lam by program year, 2018 to 2025
General payments to Dr. Lam by kind, 2018 to 2025
$645in total
- Food and beverage$62096%
- Education$264%
Companies that paid Dr. Lam the most, 2018 to 2025
Share is of all general payments to this clinician.
Source: Open Payments (CMS), 2025 data, released July 7, 2026
Dr. Ian Yee-On Lam graduated from Saint Louis University School Of Medicine
Dr. Lam graduated from Saint Louis University School Of Medicine in 2000.
- Medical school
- Board certified in nephrology
Source: Dmand AI Professional Profile Data
Dr. Ian Yee-On Lam accepts plans from 14 insurance carriers
Dr. Lam is in network with 14 carriers, including Aetna, Elevance and Blue Cross Blue Shield of Michigan. PPO plans come from the most carriers, 10. Check the plan with the practice before a visit.
- Aetna
- Elevance
- Blue Cross Blue Shield of Michigan
- Excellus BlueCross BlueShield
- United Healthcare
- HCSC
- Blue Cross Blue Shield of Massachusetts
- Regence Health Plans
- +6 more carriersWith a free account
Plan types Dr. Lam accepts, by number of carriers
- PPO10
- Medicare9
- HMO7
- POS5
- EPO4
Source: Dmand AI Insurance Network Data
Sources for Dr. Ian Yee-On Lam'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) |
| 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. Ian Yee-On Lam
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. Ian Yee-On Lam's NPI number?
Dr. Ian Yee-On Lam's NPI number is 1518169580. It was assigned on June 1, 2007, and it is active in the NPI Registry.
What kind of doctor is Dr. Ian Yee-On Lam?
Dr. Ian Yee-On Lam is a nephrologist in Mountain View, California. The primary specialty in the NPI Registry is Nephrology Physician (taxonomy code 207RN0300X).
Where does Dr. Ian Yee-On Lam practice?
Dr. Lam practices at 247 W El Camino Real, Suite 100, Mountain View, CA 94040. Dr. Lam's primary practice is Satellite Healthcare, Mountain View in Mountain View, California. Dmand AI also links Dr. Lam to 1 hospital, 3 dialysis centers, 2 group practices and clinics and 1 medical group.
What is Dr. Ian Yee-On Lam's office phone number?
The practice phone on file for Dr. Lam is (650) 417-6420.
What is Dr. Ian Yee-On Lam's medical license number?
Dr. Lam holds California license A77204.
Which hospitals is Dr. Ian Yee-On Lam affiliated with?
Dr. Lam is affiliated with El Camino Health - Mountain View Hospital. Dmand AI links Dr. Lam to 1 more hospital.
What medical group is Dr. Ian Yee-On Lam part of?
Dr. Lam is linked to Palo Alto Foundation Medical Group. Dmand AI links Dr. Lam to 1 more medical group.
Does Dr. Ian Yee-On Lam accept Medicare?
Yes. CMS data shows Dr. Lam billed Medicare for 1,496 services in 2024, and Dr. Lam accepts Medicare assignment.
Does Dr. Ian Yee-On Lam offer telehealth?
Yes. The CMS Doctors and Clinicians file lists Dr. Lam as offering telehealth services.
How many Medicare patients does Dr. Ian Yee-On Lam see?
CMS counts 417 Medicare patients who saw Dr. Lam in 2024, with an average age of 78.
Show 9 more questionsShow fewer questions
Is Dr. Ian Yee-On Lam board certified?
Yes. Dr. Lam is board certified in nephrology by the American Board of Internal Medicine.
What services does Dr. Ian Yee-On Lam bill to Medicare?
In 2024, Dr. Lam's most billed Medicare services were office visit, established patient (99214), hospital inpatient care (99233) and dialysis (90962).
Where did Dr. Ian Yee-On Lam go to medical school?
Dr. Lam graduated from Saint Louis University School Of Medicine in 2000.
What drugs does Dr. Ian Yee-On Lam prescribe most?
In 2024 Medicare Part D data, Dr. Lam's most prescribed drugs by claims were Calcitriol, Amlodipine Besylate and Losartan Potassium.
Has Dr. Ian Yee-On Lam received payments from drug or device companies?
CMS Open Payments shows $645 in general payments to Dr. Lam from 7 companies from 2018 to 2025. The largest total came from C. R. Bard, Inc. & Subsidiaries.
How long has Dr. Ian Yee-On Lam been practicing?
Dr. Lam graduated from medical school in 2000, 26 years ago.
Does Dr. Ian Yee-On Lam do research?
Dmand AI links 1 publication to Dr. Lam.
Who does Dr. Ian Yee-On Lam publish with?
Dr. Lam's most frequent co-authors are Eaman Balouch, MD, PhD (1 shared paper) and Shaun Coughlin, MD, PhD (1 shared paper).
What insurance does Dr. Ian Yee-On Lam accept?
Dr. Lam is in network with 14 carriers, including Aetna, Elevance and Blue Cross Blue Shield of Michigan. PPO plans come from the most carriers, 10. Check the plan with the practice before a visit.
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