Dr. Kimhai N. Lam, MD
- Medicare services, 2024
- 376
- Medicare patients, 2024
- 358
- Part D claims, 2024
- 19
- Hospital affiliations
- 5
- Industry payments
- $123
- Practice address
- 10 Woodland Road, Saint Helena, CA 94574
- Practice phone
- Call (707) 963-3611
- Professional email
- Get professional email
- Personal email
- Get personal email
- Mobile number
- Get mobile number
Primary practice
Find Dr. Lam'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. Kimhai N. Lam is a hospitalist in Saint Helena, California
Dr. Lam practices at Adventist Health St. Helena in Saint Helena, California, part of Adventist Health.
Dr. Lam's NPI, 1124192448, was assigned on November 20, 2006. Dr. Lam graduated from St. George's University School of Medicine in 1998. Dr. Lam holds California license A74229.
- NPI
- 1124192448NPI Registry (opens in a new tab)
- Medicare PAC ID
- 8325949001
- NPI enumeration date
- November 20, 2006
- NPI status
- Active
- Accepts Medicare assignment
- Yes
- Practice phone
- (707) 963-3611
- Professional email
- Get email
- Personal email
- Get email
- Mobile number
- Get number
- Sex
- Female
- Estimated age
- 54
- Medical school graduation
- 1998
Sources: NPPES NPI Registry (CMS); Dmand AI Professional Profile Data; Dmand AI Affiliation Data; and Doctors and Clinicians National Downloadable File (CMS)
Dr. Kimhai N. Lam practices at Adventist Health St. Helena in Saint Helena, California
Dr. Lam's primary practice is Adventist Health St. Helena, at 10 Woodland Road, Saint Helena, CA 94574 in Napa County. The practice phone is (707) 963-3611.
- Adventist Health St. Helena10 Woodland Road, Saint Helena, CA 94574 · Napa CountyPhone(707) 963-3611
Source: Dmand AI Affiliation Data
Dr. Kimhai N. Lam is affiliated with 5 sites of care and 4 medical groups
Dr. Lam's primary practice is Adventist Health St. Helena in Saint Helena, California, part of Adventist Health. Dr. Lam is also affiliated with Vallejo Medical Center. The medical group on file is St. Jude Heritage Medical Group. Dmand AI also links Dr. Lam to 3 more hospitals and 3 medical groups, each named with a free account.
Sources: Dmand AI Affiliation Data; and Dmand AI Org Hierarchy Data
Dmand AI tracks the EHR system at Dr. Kimhai N. Lam's practice
Dmand AI tracks the electronic health record (EHR) system at each site where Dr. Lam practices, 5 sites in all. Vendor and product names are available with a free account.
| Site | EHR vendor and product |
|---|---|
| Adventist Health St. Helena | Available with a free account |
| +4 more sites and 3 medical groups | Available with a free account |
Source: Dmand AI Technology Install Data
For health IT teams
Dmand AI maps EHR vendors, IT decision makers and buying committees across Adventist Health and 6.2K+ hospitals, with verified contacts in the same login.
Dr. Kimhai N. Lam is one of 3,186 hospitalists in California
Hospitalist is Dr. Lam's primary specialty in the NPI Registry, under taxonomy code 208M00000X. Dr. Lam is board certified in internal medicine by the American Board of Internal Medicine. Dr. Lam is licensed in California.
Specialties and state licenses
- Hospitalist, CaliforniaPrimary
Clinical focus
Dmand AI lists circulation problems, circulatory problems in extremities, congestive heart failure, electrolyte disorders, gastrointestinal bleeding, gastrointestinal inflammation, heart attack and inflammatory bowel disease (IBD) among the conditions Dr. Lam treats.
Hospitalists near Dr. Lam
Counts of hospitalists 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. Kimhai N. Lam billed Medicare for 376 services in 2024
CMS data shows 376 Medicare services from Dr. Lam across 5 procedure codes in 2024, for 358 Medicare patients. Medicare paid $45,676 for them. Every service was in a facility, such as a hospital, rather than an office.
Dr. Lam's Medicare services by type, 2023 to 2024
- 2023
- 2024
- Office and hospital visits
- 2023: 4772024: 37621%
Dr. Lam compared with the California median for hospitalists, 2024
- Dr. Lam
- California median
- Medicare services
- 376vs 43013% below
- Medicare patients
- 358vs 20178% above
- Part D claims
- 18vs 6974% below
Medians across 2,991 hospitalists 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.
Need commercial claims for Dr. Lam?
Medicare shows one payer. Book a meeting to get commercial claims data for Dr. Lam and other hospitalists in California.
Sources: Medicare Physician & Other Practitioners - by Provider and Service (CMS), 2024 data; and Dmand AI Peer Benchmarks
Dr. Kimhai N. Lam treated 358 Medicare patients in 2024, average age 77
CMS counts 358 Medicare patients who saw Dr. Lam in 2024. The largest group is 75 to 84, with 132 patients. 75% of them have high blood pressure, and 75% have high cholesterol. 42% are also on Medicaid. Their average risk score is 2.35, 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 66, with 44% women.
Dr. Lam's Medicare patients by age, 2024
Dr. Lam's Medicare patients by sex, 2024
- Women17047%
- Men18853%
Chronic conditions among Dr. Lam's Medicare patients, 2024
- High blood pressure75%
- High cholesterol75%
- Arthritis51%
- Ischemic heart disease47%
- Heart failure46%
- Chronic kidney disease42%
- Diabetes41%
- Atrial fibrillation40%
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 66
Patient panel by sex, all payers
- Women44%
- Men56%
Sources: Dmand AI Patient Panel Data; and Medicare Physician & Other Practitioners - by Provider (CMS), 2024 data
Dr. Kimhai N. Lam wrote 19 Medicare Part D claims in 2024
In 2024, Dr. Lam wrote 19 Medicare Part D claims. 95% of them were for generic drugs. CMS names the drug for 18 of them, across 1 drug with 11 or more claims each, at $317 in total drug cost. In 2019, CMS named 969 claims across 37 drugs.
Dr. Lam's Part D claims by kind of drug, 2024
- Generic18 claims95%
- Brand-name and other1 claims5%
Dr. Lam's most prescribed drugs by claims, 2020
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, 2019 to 2020
- 2019
- 2020
- Claims for drugs CMS names
- 2019: 9692020: 1898%
Drugs named by CMS: 1 in 2020, 37 in 2019.
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
How Dr. Kimhai N. Lam takes part in Medicare
Dr. Lam accepts Medicare assignment, so Medicare's approved amount is taken as full payment.
- Accepts Medicare assignment
- Yes
Source: Doctors and Clinicians National Downloadable File (CMS)
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Dr. Kimhai N. Lam received $123 in industry payments in 2021
CMS Open Payments shows 1 general payment to Dr. Lam from 1 drug or device company in 2021. Food and beverage make up the largest share, 100% of the total. ZOLL Services LLC (A/K/A ZOLL LifeCor Corp) paid the most, $123.
Companies that paid Dr. Lam the most, 2021 to 2021
Share is of all general payments to this clinician.
Source: Open Payments (CMS), 2025 data, released July 7, 2026
Dr. Kimhai N. Lam graduated from St. George's University School of Medicine
Dr. Lam graduated from St. George's University School of Medicine in 1998.
- Medical school
- Board certified in internal medicine
Source: Dmand AI Professional Profile Data
Dr. Kimhai N. Lam accepts plans from 13 insurance carriers
Dr. Lam is in network with 13 carriers, including Aetna, Elevance and Blue Cross Blue Shield of Michigan. Medicare plans come from the most carriers, 8. Check the plan with the practice before a visit.
- Aetna
- Elevance
- Blue Cross Blue Shield of Michigan
- United Healthcare
- HCSC
- Blue Cross Blue Shield of Massachusetts
- Regence Health Plans
- Alliant Health Plans
- +5 more carriersWith a free account
Plan types Dr. Lam accepts, by number of carriers
- Medicare8
- PPO8
- HMO6
- POS5
- EPO4
Source: Dmand AI Insurance Network Data
Sources for Dr. Kimhai N. 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) |
| 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. Kimhai N. 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. Kimhai N. Lam's NPI number?
Dr. Kimhai N. Lam's NPI number is 1124192448. It was assigned on November 20, 2006, and it is active in the NPI Registry.
What kind of doctor is Dr. Kimhai N. Lam?
Dr. Kimhai N. Lam is a hospitalist in Saint Helena, California. The primary specialty in the NPI Registry is Hospitalist Physician (taxonomy code 208M00000X).
Where does Dr. Kimhai N. Lam practice?
Dr. Lam practices at 10 Woodland Road, Saint Helena, CA 94574. Dr. Lam's primary practice is Adventist Health St. Helena in Saint Helena, California, part of Adventist Health. Dmand AI also links Dr. Lam to 3 hospitals and 3 medical groups.
What is Dr. Kimhai N. Lam's office phone number?
The practice phone on file for Dr. Lam is (707) 963-3611.
What is Dr. Kimhai N. Lam's medical license number?
Dr. Lam holds California license A74229.
Which hospitals is Dr. Kimhai N. Lam affiliated with?
Dr. Lam practices at Adventist Health St. Helena in Saint Helena, California. Dr. Lam is also affiliated with Vallejo Medical Center. Dmand AI links Dr. Lam to 3 more hospitals.
What medical group is Dr. Kimhai N. Lam part of?
Dr. Lam is linked to St. Jude Heritage Medical Group. Dmand AI links Dr. Lam to 3 more medical groups.
Does Dr. Kimhai N. Lam accept Medicare?
Yes. CMS data shows Dr. Lam billed Medicare for 376 services in 2024, and Dr. Lam accepts Medicare assignment.
How many Medicare patients does Dr. Kimhai N. Lam see?
CMS counts 358 Medicare patients who saw Dr. Lam in 2024, with an average age of 77.
Is Dr. Kimhai N. Lam board certified?
Yes. Dr. Lam is board certified in internal medicine by the American Board of Internal Medicine.
Show 6 more questionsShow fewer questions
What services does Dr. Kimhai N. Lam bill to Medicare?
In 2024, Dr. Lam's most billed Medicare services were hospital inpatient care (99223), hospital inpatient care (99222) and hospital inpatient care (99233).
Where did Dr. Kimhai N. Lam go to medical school?
Dr. Lam graduated from St. George's University School of Medicine in 1998.
What drugs does Dr. Kimhai N. Lam prescribe most?
In 2020 Medicare Part D data, Dr. Lam's most prescribed drugs by claims were Atorvastatin Calcium.
Has Dr. Kimhai N. Lam received payments from drug or device companies?
CMS Open Payments shows $123 in general payments to Dr. Lam from 1 company from 2021 to 2021. The largest total came from ZOLL Services LLC (A/K/A ZOLL LifeCor Corp).
How long has Dr. Kimhai N. Lam been practicing?
Dr. Lam graduated from medical school in 1998, 28 years ago.
What insurance does Dr. Kimhai N. Lam accept?
Dr. Lam is in network with 13 carriers, including Aetna, Elevance and Blue Cross Blue Shield of Michigan. Medicare plans come from the most carriers, 8. Check the plan with the practice before a visit.
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