Dr. Han N. Lee, MD

  • Pasadena, CA
  • Dermatologist
NPI1558457143PAC ID4385680040
Medicare services, 2024
8,369
Medicare patients, 2024
590
Part D claims, 2024
563
Publications
18
MIPS score, 2024
100
Practice address
625 S Fair Oaks Ave, Pasadena, CA 91105
Professional email
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Personal email
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Mobile number
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Social profiles

Primary practice

Huntington Ambulatory Surgery Center - HOPD

Acute Care Hospital outpatient department · Pasadena, California

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Dr. Han N. Lee is a dermatologist in Pasadena, California

Dr. Lee practices at Huntington Ambulatory Surgery Center - HOPD in Pasadena, California.

Dr. Lee's NPI, 1558457143, was assigned on October 4, 2006. Dr. Lee graduated from UC Irvine School of Medicine in 1997. Dr. Lee holds California license A80177.

NPI and contact details
Medicare PAC ID
4385680040
NPI enumeration date
October 4, 2006
NPI status
Active
Accepts Medicare assignment
Yes
Professional email
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Personal email
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Mobile number
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Sex
Female
Estimated age
55
Medical school graduation
1997

Sources: NPPES NPI Registry (CMS); Dmand AI Professional Profile Data; Dmand AI Affiliation Data; and Doctors and Clinicians National Downloadable File (CMS)

Dr. Han N. Lee practices at Huntington Ambulatory Surgery Center - HOPD in Pasadena, California

Dr. Lee's primary practice is Huntington Ambulatory Surgery Center - HOPD, at 625 S Fair Oaks Ave, Pasadena, CA 91105.

  • Huntington Ambulatory Surgery Center - HOPD
    625 S Fair Oaks Ave, Pasadena, CA 91105

Source: Dmand AI Affiliation Data

Dr. Han N. Lee is affiliated with 2 sites of care and 1 medical group

Dr. Lee's primary practice is Huntington Ambulatory Surgery Center - HOPD in Pasadena, California. The medical group on file is Comprehensive Dermatology Center of Pasadena. Dmand AI also links Dr. Lee to 1 more group practice or clinic, named with a free account.

Huntington Ambulatory Surgery Center - HOPDAcute Care Hospital outpatient department · Pasadena, CaliforniaPrimary
Comprehensive Dermatology Center of PasadenaDermatology group, Pasadena, CA1 group practice or clinicName with a free account
See all 3 affiliations for Dr. Lee

Source: Dmand AI Affiliation Data

Dmand AI tracks the EHR system at Dr. Han N. 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.

EHR by site
SiteEHR vendor and product
Huntington Ambulatory Surgery Center - HOPDAvailable with a free account
+1 more affiliated siteAvailable with a free account

Source: Dmand AI Technology Install Data

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Dr. Han N. Lee is one of 1,910 dermatologists in California

Dermatology is Dr. Lee's primary specialty in the NPI Registry, under taxonomy code 207N00000X. Dr. Lee is board certified in dermatology by the American Board of Dermatology. Dmand AI has Dr. Lee's licenses on file in 2 states: California and Oregon.

Specialties and state licenses

  • Dermatology, CaliforniaPrimaryLicense A80177 · 2002 to 2026 · taxonomy 207N00000X
  • Oregon licenseSince 1998

Clinical focus

Dmand AI lists acne, acute skin infection, benign or precancerous skin growths, cancerous skin growth removal, cold sores or genital herpes, contact dermatitis, itchy rashes and minor head injury among the conditions Dr. Lee treats.

Dermatologists near Dr. Lee

Counts of dermatologists 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. Han N. Lee billed Medicare for 8,369 services in 2024

CMS data shows 8,369 Medicare services from Dr. Lee across 31 procedure codes in 2024, for 590 Medicare patients. Medicare paid $586,552 for them. Every service was in an office.

Medicare services, 20248,369
Medicare patients590
Paid by Medicare$586,552
Procedure codes31

Dr. Lee's Medicare services by type, 2023 to 2024

  • 2023
  • 2024
Drugs given in the office
2023: 2,4672024: 5,044104%
Surgery
2023: 2,8542024: 2,7225%
Office and hospital visits
2023: 6312024: 5887%
Tests and treatments
2023: 02024: 15

Dr. Lee compared with the California median for dermatologists, 2024

  • Dr. Lee
  • California median
Medicare services
8,369vs 1,7504.8 times
Medicare patients
590vs 37756% above
Part D claims
468vs 36728% above

Medians across 1,831 dermatologists 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.

See all procedures by Dr. Lee

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Medicare shows one payer. Book a meeting to get commercial claims data for Dr. Lee and other dermatologists in California.

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Sources: Medicare Physician & Other Practitioners - by Provider and Service (CMS), 2024 data; and Dmand AI Peer Benchmarks

Dr. Han N. Lee treated 590 Medicare patients in 2024, average age 77

CMS counts 590 Medicare patients who saw Dr. Lee in 2024. The largest group is 75 to 84, with 256 patients. 75% of them have high cholesterol, and 66% have high blood pressure. 3% are also on Medicaid. Their average risk score is 0.99, where 1.00 is the Medicare average.

Across all payers, Dmand AI patient panel data puts Dr. Lee's median patient age at 55, with 58% women.

Medicare patients, 2024590
Average age77
Average risk score0.99
Also on Medicaid3%

Dr. Lee's Medicare patients by age, 2024

CMS leaves out age groups with fewer than 11 patients.

Dr. Lee's Medicare patients by sex, 2024

  • Women32255%
  • Men26845%

Chronic conditions among Dr. Lee's Medicare patients, 2024

  1. High cholesterol75%
  2. High blood pressure66%
  3. Arthritis47%
  4. Ischemic heart disease26%
  5. Diabetes21%
  6. Atrial fibrillation19%
  7. Cancer19%
  8. Osteoporosis17%

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 55

Patient panel by sex, all payers

  • Women58%
  • Men41%

Sources: Dmand AI Patient Panel Data; and Medicare Physician & Other Practitioners - by Provider (CMS), 2024 data

Dr. Han N. Lee wrote 563 Medicare Part D claims in 2024

In 2024, Dr. Lee wrote 563 Medicare Part D claims for 315 patients. 98% of them were for generic drugs. CMS names the drug for 468 of them, across 9 drugs with 11 or more claims each, at $6,707 in total drug cost. In 2023, CMS named 557 claims across 12 drugs.

Part D claims, 2024563
Drugs named by CMS9
Total drug cost$6,707
Part D patients315

Dr. Lee's Part D claims by kind of drug, 2024

  • Generic551 claims98%
  • Brand-name12 claims2%

Dr. Lee'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. Lee's Part D claims, 2024

  • Antibiotics41%230 of 563 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: 5572024: 46816%

Drugs named by CMS: 9 in 2024, 12 in 2023.

See all prescribing by Dr. Lee

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. Han N. Lee scored 100 out of 100 in Medicare's MIPS program for 2024

CMS publishes a Merit-based Incentive Payment System (MIPS) score of 100 out of 100 for Dr. Lee for performance year 2024, reported individually. Dr. Lee accepts Medicare assignment, so Medicare's approved amount is taken as full payment. CMS counts 206 procedures of melanoma (skin cancer) excision by Dr. Lee, more than 97% of the clinicians it reports for that procedure.

Accepts Medicare assignment
Yes

Dr. Lee's MIPS scores, performance year 2024

  • 100of 100Final score
  • 100of 100Quality
  • 100of 100Promoting Interoperability
  • 40of 100Improvement Activities

Each score is out of 100. The final score weighs the categories CMS scored for this clinician.

Where Dr. Lee ranks in Medicare procedure volume

Removal of skin lesions
90th percentile753 procedures
Removal of skin cancer
70th percentile657 procedures
Melanoma (skin cancer) excision
97th percentile206 procedures
Skin biopsy
83rd percentile177 procedures
Removal or shaving of skin growth
71st percentile20 procedures

CMS ranks each clinician against every clinician it reports for the same procedure category.

Removal of nail tissue: 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); Clinician Public Reporting: Overall MIPS Performance (CMS), 2024 data, released September 10, 2026; and Doctors and Clinicians Utilization Data (CMS)

For MedTech and pharma teams

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Dr. Han N. Lee has 18 publications on record

Dmand AI links 18 papers to Dr. Lee, published from 2007 to 2011. 2010 was the busiest year, with 3. The most frequent topics are Immunohistochemistry, Fluorescent Dyes and Hydrogen-Ion Concentration. Dr. Lee has published most often in Int Urogynecol J. Dr. Lee's most frequent co-authors are Shailender Bhatia, MD, Matthew Blackburn, MD and Kathryn B. Bollin, MD.

Papers18
Years published2007 to 2011

Dr. Lee's papers by year, 2007 to 2011

Topics Dr. Lee writes about most

  • Immunohistochemistry
  • Fluorescent Dyes
  • Hydrogen-Ion Concentration
  • Models, Molecular
  • Molecular Structure
  • Binding Sites
  • Blotting, Western
  • Boronic Acids

Dr. Lee's most frequent co-authors

Recent publications by Dr. Lee

See all 18 publications and co-authors

See who Dr. Lee researches with

Physician Network Discovery turns co-authorship, shared hospitals and shared groups into a map of who Dr. Lee works with, so you can find a warm path to the right dermatologists.

How network discovery works

Sources: PubMed (National Library of Medicine); and Dmand AI Research Linkage

Dr. Han N. Lee received $18,075 in industry payments from 2016 to 2025

CMS Open Payments shows 695 general payments to Dr. Lee from 45 drug and device companies from 2016 to 2025. Food and beverage make up the largest share, 89% of the total. Allergan Inc. paid the most, $4,749.

General payments to Dr. Lee by program year, 2016 to 2025

General payments to Dr. Lee by kind, 2016 to 2025

$18.1Kin total
  • Food and beverage$16,10489%
  • Consulting fees$1,0006%
  • Travel and lodging$6514%
  • Education$3192%

Companies that paid Dr. Lee the most, 2016 to 2025

Share is of all general payments to this clinician.

See all payments to Dr. Lee

Source: Open Payments (CMS), 2025 data, released July 7, 2026

Dr. Han N. Lee has 6 awards and honors on record

Dmand AI lists 6 awards for Dr. Lee, most recently CMS Stage 1 EHR in 2014.

Awards and honors for Dr. Lee

  1. 2014
    • CMS Stage 1 EHR
  2. 2013
    • Top Doctors:LA Area
  3. 2012
    • Top Doctors:Southern California
  4. Undated
    • AAD Fellow
    • ASDS Fellow
    • Super Doc

Source: Dmand AI Professional Profile Data

Dr. Han N. Lee graduated from UC Irvine School of Medicine

Dr. Lee graduated from UC Irvine School of Medicine in 1997. Dr. Lee is a member of AAD and ASDS.

  1. Medical schoolUC Irvine School of Medicine
  2. Board certified in dermatologyAmerican Board of Dermatology

Source: Dmand AI Professional Profile Data

Dr. Han N. Lee accepts plans from 15 insurance carriers

Dr. Lee is in network with 15 carriers, including Aetna, Elevance and United Healthcare. PPO plans come from the most carriers, 10. Check the plan with the practice before a visit.

  • Aetna
  • Elevance
  • United Healthcare
  • Blue Cross Blue Shield of Michigan
  • HCSC
  • Alliant Health Plans
  • Blue Cross Blue Shield of Massachusetts
  • Regence Health Plans
  • +7 more carriersWith a free account

Plan types Dr. Lee accepts, by number of carriers

  1. PPO10
  2. Medicare8
  3. HMO6
  4. POS5
  5. EPO4

Source: Dmand AI Insurance Network Data

Sources for Dr. Han N. Lee's profile data

Sources for the data on this page
Data on this pageSource
NPI, name, sex, specialty and licensesNPPES NPI Registry (CMS) (opens in a new tab)Dmand AI Professional Profile Data
Practice locations and phoneDmand AI Affiliation Data
Primary practice, affiliations and health systemDmand AI Affiliation Data
Medicare services and procedure codesMedicare Physician & Other Practitioners - by Provider and Service (CMS) (opens in a new tab)
State medians for the same specialtyDmand AI Peer Benchmarks
Medicare patients and the all-payer patient panelDmand AI Patient Panel DataMedicare Physician & Other Practitioners - by Provider (CMS) (opens in a new tab)
Part D prescribingMedicare 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 percentilesDoctors and Clinicians National Downloadable File (CMS) (opens in a new tab)Clinician Public Reporting: Overall MIPS Performance (CMS) (opens in a new tab)Doctors and Clinicians Utilization Data (CMS) (opens in a new tab)
Publications, topics and co-authorsPubMed (National Library of Medicine) (opens in a new tab)Dmand AI Research Linkage
Industry paymentsOpen Payments (CMS) (opens in a new tab)
Awards and committee rolesDmand AI Professional Profile Data
Training, board certification and membershipsDmand AI Professional Profile Data
Insurance carriers and plan typesDmand AI Insurance Network Data
EHR at each practice siteDmand AI Technology Install Data
Similar physiciansDmand AI Affiliation Data

Data last refreshed October 2026Report an inaccuracyRemove my information

FAQ

Frequently asked questions about Dr. Han N. 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. Han N. Lee's NPI number?

Dr. Han N. Lee's NPI number is 1558457143. It was assigned on October 4, 2006, and it is active in the NPI Registry.

What kind of doctor is Dr. Han N. Lee?

Dr. Han N. Lee is a dermatologist in Pasadena, California. The primary specialty in the NPI Registry is Dermatology Physician (taxonomy code 207N00000X).

Where does Dr. Han N. Lee practice?

Dr. Lee practices at 625 S Fair Oaks Ave, Pasadena, CA 91105. Dr. Lee's primary practice is Huntington Ambulatory Surgery Center - HOPD in Pasadena, California. Dmand AI also links Dr. Lee to 1 group practice or clinic.

What is Dr. Han N. Lee's medical license number?

Dr. Lee holds California license A80177, one of the licenses on file in 2 states.

Which states has Dr. Han N. Lee been licensed in?

Dmand AI has state licenses on file for Dr. Lee in California (2002 to 2026) and Oregon (since 1998).

What medical group is Dr. Han N. Lee part of?

Dr. Lee is linked to Comprehensive Dermatology Center of Pasadena.

Does Dr. Han N. Lee accept Medicare?

Yes. CMS data shows Dr. Lee billed Medicare for 8,369 services in 2024, and Dr. Lee accepts Medicare assignment.

What is Dr. Han N. Lee's MIPS score?

Dr. Lee's MIPS final score for performance year 2024 is 100 out of 100, reported individually.

How many Medicare patients does Dr. Han N. Lee see?

CMS counts 590 Medicare patients who saw Dr. Lee in 2024, with an average age of 77.

Is Dr. Han N. Lee board certified?

Yes. Dr. Lee is board certified in dermatology by the American Board of Dermatology.

Show 8 more questionsShow fewer questions

What services does Dr. Han N. Lee bill to Medicare?

In 2024, Dr. Lee's most billed Medicare services were injected or infused drug (J7345), surgery: skin and soft tissue (17003) and office visit, established patient (99213).

Where did Dr. Han N. Lee go to medical school?

Dr. Lee graduated from UC Irvine School of Medicine in 1997.

What drugs does Dr. Han N. Lee prescribe most?

In 2024 Medicare Part D data, Dr. Lee's most prescribed drugs by claims were Mupirocin, Cephalexin and Doxycycline Monohydrate.

Has Dr. Han N. Lee received payments from drug or device companies?

CMS Open Payments shows $18,075 in general payments to Dr. Lee from 45 companies from 2016 to 2025. The largest total came from Allergan Inc.

How long has Dr. Han N. Lee been practicing?

Dr. Lee graduated from medical school in 1997, 29 years ago.

Does Dr. Han N. Lee do research?

Dmand AI links 18 publications to Dr. Lee, published from 2007 to 2011.

Who does Dr. Han N. Lee publish with?

Dr. Lee's most frequent co-authors are Shailender Bhatia, MD (1 shared paper), Matthew Blackburn, MD (1 shared paper) and Kathryn B. Bollin, MD (1 shared paper).

What insurance does Dr. Han N. Lee accept?

Dr. Lee is in network with 15 carriers, including Aetna, Elevance and United Healthcare. PPO plans come from the most carriers, 10. Check the plan with the practice before a visit.

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