Dr. Mark K. Lee, MD
- Medicare services, 2024
- 381
- Medicare patients, 2024
- 180
- Hospital affiliations
- 2
- Industry payments
- $308
- Insurance carriers
- 7
- Practice address
- 350 Hawthorne Avenue, Oakland, CA 94609
- Practice phone
- Call (510) 655-4000
- Professional email
- Get professional email
- Personal email
- Get personal email
- Mobile number
- Get mobile number
Primary practice
Find Dr. Lee's professional email, personal email and mobile number
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Dr. Mark K. Lee is an infectious disease specialist in Oakland, California
Dr. Lee practices at Alta Bates Summit Medical Center in Oakland, California, part of Sutter Health.
Dr. Lee's NPI, 1184708828, was assigned on October 25, 2006. Dr. Lee graduated from New York University School of Medicine in 1997. Dr. Lee holds California license A72497.
- NPI
- 1184708828NPI Registry (opens in a new tab)
- Medicare PAC ID
- 9931162153
- NPI enumeration date
- October 25, 2006
- NPI status
- Active
- Practice phone
- (510) 655-4000
- Professional email
- Get email
- Personal email
- Get email
- Mobile number
- Get number
- Sex
- Male
- Estimated age
- 55
- Medical school graduation
- 1997
Sources: NPPES NPI Registry (CMS); Dmand AI Professional Profile Data; and Dmand AI Affiliation Data
Dr. Mark K. Lee practices at Alta Bates Summit Medical Center in Oakland, California
Dr. Lee's primary practice is Alta Bates Summit Medical Center, at 350 Hawthorne Avenue, Oakland, CA 94609 in Alameda County. The practice phone is (510) 655-4000.
- Alta Bates Summit Medical Center350 Hawthorne Avenue, Oakland, CA 94609 · Alameda CountyPhone(510) 655-4000
Source: Dmand AI Affiliation Data
Dr. Mark K. Lee is affiliated with 2 sites of care
Dr. Lee's primary practice is Alta Bates Summit Medical Center in Oakland, California, part of Sutter Health. Dr. Lee is also affiliated with Alta Bates Summit Medical Center | Alta Bates Campus. Dr. Lee's employer is on file too: a hospital.
Sources: Dmand AI Affiliation Data; and Dmand AI Org Hierarchy Data
Dmand AI tracks the EHR system at Dr. Mark K. Lee's practice
Dmand AI tracks the electronic health record (EHR) system at each site where Dr. Lee practices, 2 sites in all. Vendor and product names are available with a free account.
| Site | EHR vendor and product |
|---|---|
| Alta Bates Summit Medical Center | Available with a free account |
| +1 more affiliated site | Available with a free account |
Source: Dmand AI Technology Install Data
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Dr. Mark K. Lee is one of 1,054 infectious disease specialists in California
Infectious disease is Dr. Lee's primary specialty in the NPI Registry, under taxonomy code 207RI0200X. Dr. Lee is licensed in California.
Specialties and state licenses
- Infectious disease, CaliforniaPrimary
Infectious disease specialists near Dr. Lee
Counts of infectious disease specialists 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. Mark K. Lee billed Medicare for 381 services in 2024
CMS data shows 381 Medicare services from Dr. Lee across 3 procedure codes in 2024, for 180 Medicare patients. Medicare paid $39,595 for them. Every service was in a facility, such as a hospital, rather than an office.
Dr. Lee's Medicare services by type, 2023 to 2024
- 2023
- 2024
- Office and hospital visits
- 2023: 5832024: 38135%
Dr. Lee compared with the California median for infectious disease specialists, 2024
- Dr. Lee
- California median
- Medicare services
- 381vs 42911% below
- Medicare patients
- 180vs 180Close to median
Medians across 930 infectious disease specialists in California with Dmand AI profiles that report each measure.
Dr. Lee'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. Lee?
Medicare shows one payer. Book a meeting to get commercial claims data for Dr. Lee and other infectious disease specialists in California.
Sources: Medicare Physician & Other Practitioners - by Provider and Service (CMS), 2024 data; and Dmand AI Peer Benchmarks
Dr. Mark K. Lee treated 180 Medicare patients in 2024, average age 72
CMS counts 180 Medicare patients who saw Dr. Lee in 2024. The largest group is 65 to 74, with 67 patients. 75% of them have high blood pressure, and 75% have high cholesterol. 64% are also on Medicaid. Their average risk score is 4.04, 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. Lee's median patient age at 57, with 46% women.
Dr. Lee's Medicare patients by age, 2024
Dr. Lee's Medicare patients by sex, 2024
- Women7139%
- Men10961%
Chronic conditions among Dr. Lee's Medicare patients, 2024
- High blood pressure75%
- High cholesterol75%
- Chronic kidney disease70%
- Diabetes66%
- Heart failure59%
- Mood disorders45%
- Ischemic heart disease44%
- Arthritis40%
Share of Medicare patients with each condition. A patient can have several.
Dr. Lee'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
- Women46%
- Men52%
Sources: Dmand AI Patient Panel Data; and Medicare Physician & Other Practitioners - by Provider (CMS), 2024 data
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Dr. Mark K. Lee received $308 in industry payments from 2016 to 2025
CMS Open Payments shows 7 general payments to Dr. Lee from 2 drug and device companies from 2016 to 2025. Food and beverage make up the largest share, 100% of the total. Biosense Webster, Inc. paid the most, $226.
General payments to Dr. Lee by program year, 2016 to 2025
Companies that paid Dr. Lee 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. Mark K. Lee graduated from New York University School of Medicine
Dr. Lee graduated from New York University School of Medicine in 1997.
- Medical school
Source: Dmand AI Professional Profile Data
Dr. Mark K. Lee accepts plans from 7 insurance carriers
Dr. Lee is in network with 7 carriers, including Aetna, Blue Cross Blue Shield of Michigan and Blue Cross Blue Shield of Massachusetts. Medicare plans come from the most carriers, 6. Check the plan with the practice before a visit.
- Aetna
- Blue Cross Blue Shield of Michigan
- Blue Cross Blue Shield of Massachusetts
- Elevance
- Humana
- Regence Health Plans
- CMS Medicare
Plan types Dr. Lee accepts, by number of carriers
- Medicare6
- PPO5
- HMO3
- POS2
- EPO1
- Medicaid1
Source: Dmand AI Insurance Network Data
Sources for Dr. Mark K. Lee'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) |
| 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. Mark K. Lee
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. Mark K. Lee's NPI number?
Dr. Mark K. Lee's NPI number is 1184708828. It was assigned on October 25, 2006, and it is active in the NPI Registry.
What kind of doctor is Dr. Mark K. Lee?
Dr. Mark K. Lee is an infectious disease specialist in Oakland, California. The primary specialty in the NPI Registry is Infectious Disease Physician (taxonomy code 207RI0200X).
Where does Dr. Mark K. Lee practice?
Dr. Lee practices at 350 Hawthorne Avenue, Oakland, CA 94609. Dr. Lee's primary practice is Alta Bates Summit Medical Center in Oakland, California, part of Sutter Health.
What is Dr. Mark K. Lee's office phone number?
The practice phone on file for Dr. Lee is (510) 655-4000.
What is Dr. Mark K. Lee's medical license number?
Dr. Lee holds California license A72497.
Which hospitals is Dr. Mark K. Lee affiliated with?
Dr. Lee practices at Alta Bates Summit Medical Center in Oakland, California. Dr. Lee is also affiliated with Alta Bates Summit Medical Center | Alta Bates Campus.
Does Dr. Mark K. Lee accept Medicare?
Yes. CMS data shows Dr. Lee billed Medicare for 381 services in 2024.
How many Medicare patients does Dr. Mark K. Lee see?
CMS counts 180 Medicare patients who saw Dr. Lee in 2024, with an average age of 72.
What services does Dr. Mark K. Lee bill to Medicare?
In 2024, Dr. Lee's most billed Medicare services were hospital inpatient care (99232), hospital inpatient care (99223) and hospital inpatient care (99233).
Where did Dr. Mark K. Lee go to medical school?
Dr. Lee graduated from New York University School of Medicine in 1997.
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Has Dr. Mark K. Lee received payments from drug or device companies?
CMS Open Payments shows $308 in general payments to Dr. Lee from 2 companies from 2016 to 2025. The largest total came from Biosense Webster, Inc.
How long has Dr. Mark K. Lee been practicing?
Dr. Lee graduated from medical school in 1997, 29 years ago.
What insurance does Dr. Mark K. Lee accept?
Dr. Lee is in network with 7 carriers, including Aetna, Blue Cross Blue Shield of Michigan and Blue Cross Blue Shield of Massachusetts. Medicare plans come from the most carriers, 6. Check the plan with the practice before a visit.
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