Christina Hyelim Lee
- Medicare services, 2024
- 148
- Medicare patients, 2024
- 226
- Hospital affiliations
- 1
- Industry payments
- $120
- Medical groups
- 4
- Practice address
- 2750 Sycamore Dr, Simi Valley, CA 93065
- Professional email
- Get professional email
- Personal email
- Get personal email
- Mobile number
- Get mobile number
Primary practice
Aspen Surgery Center - HOPD
Acute Care Hospital outpatient department · Simi Valley, California
Find Christina Lee's professional email, personal email and mobile number
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Christina Hyelim Lee is an anesthesiologist in Walnut Creek, California
Christina Lee practices at Aspen Surgery Center - HOPD in Simi Valley, California.
Christina Lee's NPI, 1639478803, was assigned on March 27, 2011. Christina Lee graduated from University of Pittsburgh School of Medicine in 2011. Christina Lee holds California license A134202.
- NPI
- 1639478803NPI Registry (opens in a new tab)
- Medicare PAC ID
- 9133412117
- NPI enumeration date
- March 27, 2011
- NPI status
- Active
- Accepts Medicare assignment
- Yes
- Professional email
- Get email
- Personal email
- Get email
- Mobile number
- Get number
- Sex
- Female
- Estimated age
- 41
- Medical school graduation
- 2011
Sources: NPPES NPI Registry (CMS); Dmand AI Professional Profile Data; Dmand AI Affiliation Data; and Doctors and Clinicians National Downloadable File (CMS)
Christina Hyelim Lee practices in Simi Valley and Walnut Creek
Christina Lee's primary practice is Aspen Surgery Center - HOPD, at 2750 Sycamore Dr, Simi Valley, CA 93065. Christina Lee also practices at Aspen Surgery Center, 133 La Casa Via, Walnut Creek, CA 94598.
- Aspen Surgery Center - HOPDPrimary2750 Sycamore Dr, Simi Valley, CA 93065
- Aspen Surgery Center133 La Casa Via, Walnut Creek, CA 94598 · Contra Costa CountyPhone(925) 210-8400
Sources: NPPES NPI Registry (CMS); Dmand AI Affiliation Data; and Dmand AI Practice Data
Christina Hyelim Lee is affiliated with 4 sites of care and 4 medical groups
Christina Lee's primary practice is Aspen Surgery Center - HOPD in Simi Valley, California. Christina Lee is also affiliated with Washington Health. The medical group on file is G2 Anesthesia. Dmand AI also links Christina Lee to 3 more medical groups and 2 group practices and clinics, each named with a free account.
Source: Dmand AI Affiliation Data
Dmand AI tracks the EHR system at Christina Hyelim Lee's practice
Dmand AI tracks the electronic health record (EHR) system at each site where Christina Lee practices, 4 sites in all. Vendor and product names are available with a free account.
| Site | EHR vendor and product |
|---|---|
| Aspen Surgery Center - HOPD | Available with a free account |
| +3 more sites and 3 medical groups | Available with a free account |
Source: Dmand AI Technology Install Data
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Christina Hyelim Lee is one of 6,593 anesthesiologists in California
Anesthesiology is Christina Lee's primary specialty in the NPI Registry, under taxonomy code 207L00000X. Christina Lee is board certified in anesthesiology by the American Board of Anesthesiology. Dmand AI has Christina Lee's licenses on file in 2 states: California and Pennsylvania.
Specialties and state licenses
- Anesthesiology, CaliforniaPrimary
- Pennsylvania license
Anesthesiologists near Christina Lee
Counts of anesthesiologists 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
Christina Hyelim Lee billed Medicare for 148 services in 2024
CMS data shows 148 Medicare services from Christina Lee across 5 procedure codes in 2024, for 226 Medicare patients. Medicare paid $16,832 for them. Every service was in a facility, such as a hospital, rather than an office.
Christina Lee's Medicare services by type, 2023 to 2024
- 2023
- 2024
- Anesthesia
- 2023: 792024: 14887%
Christina Lee compared with the California median for anesthesiologists, 2024
- Christina Lee
- California median
- Medicare services
- 148vs 722.1 times
- Medicare patients
- 226vs 14358% above
Medians across 5,562 anesthesiologists in California with Dmand AI profiles that report each measure.
Christina 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.
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Medicare shows one payer. Book a meeting to get commercial claims data for Christina Lee and other anesthesiologists in California.
Sources: Medicare Physician & Other Practitioners - by Provider and Service (CMS), 2024 data; and Dmand AI Peer Benchmarks
Christina Hyelim Lee treated 226 Medicare patients in 2024, average age 73
CMS counts 226 Medicare patients who saw Christina Lee in 2024. The largest group is 65 to 74, with 111 patients. 75% of them have high cholesterol, and 56% have high blood pressure. 18% are also on Medicaid. Their average risk score is 1.04, where 1.00 is the Medicare average.
Across all payers, Dmand AI patient panel data puts Christina Lee's median patient age at 56, with 57% women.
Christina Lee's Medicare patients by age, 2024
Christina Lee's Medicare patients by sex, 2024
- Women13359%
- Men9341%
Chronic conditions among Christina Lee's Medicare patients, 2024
- High cholesterol75%
- High blood pressure56%
- Arthritis42%
- Diabetes23%
- Cancer21%
- Osteoporosis21%
- Mood disorders20%
- Depression19%
Share of Medicare patients with each condition. A patient can have several.
Christina 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 56
Patient panel by sex, all payers
- Women57%
- Men42%
Sources: Dmand AI Patient Panel Data; and Medicare Physician & Other Practitioners - by Provider (CMS), 2024 data
How Christina Hyelim Lee takes part in Medicare
Christina Lee 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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Christina Hyelim Lee received $120 in industry payments from 2016 to 2025
CMS Open Payments shows 7 general payments to Christina Lee from 6 drug and device companies from 2016 to 2025. Food and beverage make up the largest share, 100% of the total. Mallinckrodt LLC paid the most, $42.
General payments to Christina Lee by program year, 2016 to 2025
Companies that paid Christina 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
Christina Hyelim Lee graduated from University of Pittsburgh School of Medicine
Christina Lee graduated from University of Pittsburgh School of Medicine in 2011.
- Medical school
- Board certified in anesthesiology
- Board certified in pediatric anesthesiology
Source: Dmand AI Professional Profile Data
Christina Hyelim Lee accepts plans from 5 insurance carriers
Christina Lee is in network with 5 carriers, including Blue Cross Blue Shield of Massachusetts, Blue Cross Blue Shield of Michigan and HCSC. Medicare plans come from the most carriers, 5. Check the plan with the practice before a visit.
- Blue Cross Blue Shield of Massachusetts
- Blue Cross Blue Shield of Michigan
- HCSC
- Regence Health Plans
- CMS Medicare
Plan types Christina Lee accepts, by number of carriers
- Medicare5
- PPO4
Source: Dmand AI Insurance Network Data
Sources for Christina Hyelim 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 | NPPES NPI Registry (CMS) (opens in a new tab)Dmand AI Affiliation DataDmand AI Practice Data |
| Primary practice, affiliations and health system | Dmand AI Affiliation 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) |
| 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 Christina Hyelim 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 Christina Hyelim Lee's NPI number?
Christina Hyelim Lee's NPI number is 1639478803. It was assigned on March 27, 2011, and it is active in the NPI Registry.
What does Christina Hyelim Lee specialize in?
Christina Hyelim Lee is an anesthesiologist in Walnut Creek, California. The primary specialty in the NPI Registry is Anesthesiology Physician (taxonomy code 207L00000X).
Where does Christina Hyelim Lee practice?
Christina Lee practices at 2750 Sycamore Dr, Simi Valley, CA 93065. Christina Lee also practices at 133 La Casa Via, Walnut Creek, CA 94598. Christina Lee's primary practice is Aspen Surgery Center - HOPD in Simi Valley, California. Dmand AI also links Christina Lee to 3 medical groups and 2 group practices and clinics.
What is Christina Hyelim Lee's medical license number?
Christina Lee holds California license A134202, one of the licenses on file in 2 states.
Which states has Christina Hyelim Lee been licensed in?
Dmand AI has state licenses on file for Christina Lee in California (2015 to 2026) and Pennsylvania (2011 to 2015).
Which hospitals is Christina Hyelim Lee affiliated with?
Christina Lee is affiliated with Washington Health.
What medical group is Christina Hyelim Lee part of?
Christina Lee is linked to G2 Anesthesia. Dmand AI links Christina Lee to 3 more medical groups.
Does Christina Hyelim Lee accept Medicare?
Yes. CMS data shows Christina Lee billed Medicare for 148 services in 2024, and Christina Lee accepts Medicare assignment.
How many Medicare patients does Christina Hyelim Lee see?
CMS counts 226 Medicare patients who saw Christina Lee in 2024, with an average age of 73.
Is Christina Hyelim Lee board certified?
Yes. Christina Lee is board certified in anesthesiology by the American Board of Anesthesiology.
Show 5 more questionsShow fewer questions
What services does Christina Hyelim Lee bill to Medicare?
In 2024, Christina Lee's most billed Medicare services were anesthesia (00811), anesthesia (00142) and anesthesia (00731).
Where did Christina Hyelim Lee go to medical school?
Christina Lee graduated from University of Pittsburgh School of Medicine in 2011.
Has Christina Hyelim Lee received payments from drug or device companies?
CMS Open Payments shows $120 in general payments to Christina Lee from 6 companies from 2016 to 2025. The largest total came from Mallinckrodt LLC.
How long has Christina Hyelim Lee been practicing?
Christina Lee graduated from medical school in 2011, 15 years ago.
What insurance does Christina Hyelim Lee accept?
Christina Lee is in network with 5 carriers, including Blue Cross Blue Shield of Massachusetts, Blue Cross Blue Shield of Michigan and HCSC. Medicare plans come from the most carriers, 5. Check the plan with the practice before a visit.
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