Dr. Jennifer Eun Joo Lee, DO
- Medicare services, 2024
- 54
- Medicare patients, 2024
- 46
- Part D claims, 2024
- 74
- Hospital affiliations
- 1
- Industry payments
- $10,449
- Practice address
- 1147 Red Tail Way, Simi Valley, CA 93065
- Practice phone
- Call (805) 527-8055
- Professional email
- Get professional email
- Personal email
- Get personal email
- Mobile number
- Get mobile number
Primary practice
Simi Obstetrics & Gynecology Medical Group a Medical Corp.
Simi Valley, California
Find Dr. Lee'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. Jennifer Eun Joo Lee is an OB-GYN in Simi Valley, California
Dr. Lee practices at Simi Obstetrics & Gynecology Medical Group a Medical Corp. in Simi Valley, California.
Dr. Lee's NPI, 1033502869, was assigned on March 18, 2015. Dr. Lee graduated from Touro University Nevada in 2015. Dr. Lee holds California license 20A17453.
- NPI
- 1033502869NPI Registry (opens in a new tab)
- Medicare PAC ID
- 2567878150
- NPI enumeration date
- March 18, 2015
- NPI status
- Active
- Accepts Medicare assignment
- Yes
- Practice phone
- (805) 527-8055
- Professional email
- Get email
- Personal email
- Get email
- Mobile number
- Get number
- Sex
- Female
- Estimated age
- 33
- Medical school graduation
- 2015
Sources: NPPES NPI Registry (CMS); Dmand AI Professional Profile Data; Dmand AI Practice Data; and Doctors and Clinicians National Downloadable File (CMS)
Dr. Jennifer Eun Joo Lee practices at Simi Obstetrics & Gynecology Medical Group a Medical Corp. in Simi Valley, California
Dr. Lee's primary practice is Simi Obstetrics & Gynecology Medical Group a Medical Corp., at 1147 Red Tail Way, Simi Valley, CA 93065 in Ventura County. The practice phone is (805) 527-8055.
- Simi Obstetrics & Gynecology Medical Group a Medical Corp.1147 Red Tail Way, Simi Valley, CA 93065 · Ventura CountyPhone(805) 527-8055
Sources: NPPES NPI Registry (CMS); and Dmand AI Practice Data
Dr. Jennifer Eun Joo Lee is affiliated with 4 sites of care and 2 medical groups
Dr. Lee's primary practice is Simi Obstetrics & Gynecology Medical Group a Medical Corp. in Simi Valley, California. Dr. Lee is also affiliated with Adventist Health Simi Valley. The medical group on file is Ob Hospitalist Group. Dmand AI also links Dr. Lee to 2 more group practices and clinics and 1 medical group, each named with a free account.
Sources: NPPES NPI Registry (CMS); Dmand AI Practice Data; and Dmand AI Affiliation Data
Dmand AI tracks the EHR system at Dr. Jennifer Eun Joo Lee's practice
Dmand AI tracks the electronic health record (EHR) system at each site where Dr. Lee practices, 3 sites in all. Vendor and product names are available with a free account.
| Site | EHR vendor and product |
|---|---|
| Simi Obstetrics & Gynecology Medical Group a Medical Corp. | Available with a free account |
| +3 more sites and 1 medical group | Available with a free account |
Source: Dmand AI Technology Install Data
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Dr. Jennifer Eun Joo Lee is one of 4,642 OB-GYNs in California
Obstetrics and gynecology is Dr. Lee's primary specialty in the NPI Registry, under taxonomy code 207V00000X. Dr. Lee is board certified in pathology - anatomic/pathology - clinical by the American Board of Pathology. Dmand AI has Dr. Lee's licenses on file in 3 states: California, Michigan and Pennsylvania.
Specialties and state licenses
- Obstetrics and gynecology, CaliforniaPrimary
- Michigan license
- Pennsylvania license
Clinical focus
Dmand AI lists hysterectomy, menopause and vaginal infection among the conditions Dr. Lee treats.
OB-GYNs near Dr. Lee
Counts of OB-GYNs 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. Jennifer Eun Joo Lee billed Medicare for 54 services in 2024
CMS data shows 54 Medicare services from Dr. Lee across 4 procedure codes in 2024, for 46 Medicare patients. Medicare paid $2,845 for them. Every service was in an office.
Dr. Lee's Medicare services by type, 2023 to 2024
- 2023
- 2024
- Office and hospital visits
- 2023: 02024: 28
- Other services
- 2023: 532024: 2651%
Dr. Lee compared with the California median for OB-GYNs, 2024
- Dr. Lee
- California median
- Medicare services
- 54vs 587% below
- Medicare patients
- 46vs 5212% below
- Part D claims
- 13vs 3563% below
Medians across 3,823 OB-GYNs 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 OB-GYNs in California.
Sources: Medicare Physician & Other Practitioners - by Provider and Service (CMS), 2024 data; and Dmand AI Peer Benchmarks
Dr. Jennifer Eun Joo Lee treated 46 Medicare patients in 2024, average age 72
CMS counts 46 Medicare patients who saw Dr. Lee in 2024. The largest group is 65 to 74, with 26 patients. 72% of them have high cholesterol, and 61% have high blood pressure. 24% are also on Medicaid. Their average risk score is 0.89, where 1.00 is the Medicare average.
Across all payers, Dmand AI patient panel data puts Dr. Lee's median patient age at 37, with 98% women.
Dr. Lee's Medicare patients by age, 2024
CMS leaves out age groups with fewer than 11 patients.
Chronic conditions among Dr. Lee's Medicare patients, 2024
- High cholesterol72%
- High blood pressure61%
- Arthritis59%
- Anxiety33%
- Diabetes28%
- Mood disorders28%
- Osteoporosis26%
- Depression24%
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 37
Patient panel by sex, all payers
- Women98%
- Men1%
Sources: Dmand AI Patient Panel Data; and Medicare Physician & Other Practitioners - by Provider (CMS), 2024 data
Dr. Jennifer Eun Joo Lee wrote 74 Medicare Part D claims in 2024
In 2024, Dr. Lee wrote 74 Medicare Part D claims for 40 patients. 95% of them were for generic drugs. CMS names the drug for 13 of them, across 1 drug with 11 or more claims each, at $687 in total drug cost. In 2023, CMS named 18 claims across 1 drug.
Dr. Lee's Part D claims by kind of drug, 2024
- Generic70 claims95%
- Brand-name and other4 claims5%
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
- Antibiotics19%14 of 74 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: 182024: 1328%
Drugs named by CMS: 1 in 2024, 1 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
How Dr. Jennifer Eun Joo Lee takes part in Medicare
Dr. Lee accepts Medicare assignment, so Medicare's approved amount is taken as full payment.
- Accepts Medicare assignment
- Yes
Removal of the uterus: 1 to 10 procedures (CMS shows small counts as a range)
Sources: Doctors and Clinicians National Downloadable File (CMS); and Doctors and Clinicians Utilization Data (CMS)
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Dr. Jennifer Eun Joo Lee received $10,449 in industry payments from 2017 to 2025
CMS Open Payments shows 118 general payments to Dr. Lee from 29 drug and device companies from 2017 to 2025. Education make up the largest share, 82% of the total. Intuitive Surgical, Inc. paid the most, $8,549.
General payments to Dr. Lee by program year, 2017 to 2025
General payments to Dr. Lee by kind, 2017 to 2025
- Education$8,52482%
- Food and beverage$1,92518%
Companies that paid Dr. Lee the most, 2017 to 2025
Share is of all general payments to this clinician.
Source: Open Payments (CMS), 2025 data, released July 7, 2026
Dr. Jennifer Eun Joo Lee graduated from Touro University Nevada
Dr. Lee graduated from Touro University Nevada in 2015.
- Medical school
- Board certified in pathology - anatomic/pathology - clinical
- Board certified in obstetrics & gynecology
Source: Dmand AI Professional Profile Data
Dr. Jennifer Eun Joo Lee accepts plans from 16 insurance carriers
Dr. Lee is in network with 16 carriers, including Blue Cross Blue Shield of Michigan, United Healthcare and Aetna. PPO plans come from the most carriers, 9. Check the plan with the practice before a visit.
- Blue Cross Blue Shield of Michigan
- United Healthcare
- Aetna
- Elevance
- HCSC
- Blue Cross Blue Shield of Massachusetts
- Regence Health Plans
- Alliant Health Plans
- +8 more carriersWith a free account
Plan types Dr. Lee accepts, by number of carriers
- PPO9
- Medicare8
- HMO7
- EPO3
- POS3
Source: Dmand AI Insurance Network Data
Sources for Dr. Jennifer Eun Joo 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 Practice Data |
| Primary practice, affiliations and health system | NPPES NPI Registry (CMS) (opens in a new tab)Dmand AI Practice DataDmand 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) |
| 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)Doctors and Clinicians Utilization Data (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. Jennifer Eun Joo 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. Jennifer Eun Joo Lee's NPI number?
Dr. Jennifer Eun Joo Lee's NPI number is 1033502869. It was assigned on March 18, 2015, and it is active in the NPI Registry.
What kind of doctor is Dr. Jennifer Eun Joo Lee?
Dr. Jennifer Eun Joo Lee is an OB-GYN in Simi Valley, California. The primary specialty in the NPI Registry is Obstetrics & Gynecology Physician (taxonomy code 207V00000X).
Where does Dr. Jennifer Eun Joo Lee practice?
Dr. Lee practices at 1147 Red Tail Way, Simi Valley, CA 93065. Dr. Lee's primary practice is Simi Obstetrics & Gynecology Medical Group a Medical Corp. in Simi Valley, California. Dmand AI also links Dr. Lee to 2 group practices and clinics and 1 medical group.
What is Dr. Jennifer Eun Joo Lee's office phone number?
The practice phone on file for Dr. Lee is (805) 527-8055.
What is Dr. Jennifer Eun Joo Lee's medical license number?
Dr. Lee holds California license 20A17453, one of the licenses on file in 3 states.
Which states has Dr. Jennifer Eun Joo Lee been licensed in?
Dmand AI has state licenses on file for Dr. Lee in California (2019 to 2026), Michigan (2015 to 2020) and Pennsylvania (2016 to 2017).
Which hospitals is Dr. Jennifer Eun Joo Lee affiliated with?
Dr. Lee is affiliated with Adventist Health Simi Valley.
What medical group is Dr. Jennifer Eun Joo Lee part of?
Dr. Lee is linked to Ob Hospitalist Group. Dmand AI links Dr. Lee to 1 more medical group.
Does Dr. Jennifer Eun Joo Lee accept Medicare?
Yes. CMS data shows Dr. Lee billed Medicare for 54 services in 2024, and Dr. Lee accepts Medicare assignment.
How many Medicare patients does Dr. Jennifer Eun Joo Lee see?
CMS counts 46 Medicare patients who saw Dr. Lee in 2024, with an average age of 72.
Show 7 more questionsShow fewer questions
Is Dr. Jennifer Eun Joo Lee board certified?
Yes. Dr. Lee is board certified in pathology - anatomic/pathology - clinical by the American Board of Pathology.
What services does Dr. Jennifer Eun Joo Lee bill to Medicare?
In 2024, Dr. Lee's most billed Medicare services were office visit, new patient (99203), office visit, established patient (99213) and medicare service (G0101).
Where did Dr. Jennifer Eun Joo Lee go to medical school?
Dr. Lee graduated from Touro University Nevada in 2015.
What drugs does Dr. Jennifer Eun Joo Lee prescribe most?
In 2024 Medicare Part D data, Dr. Lee's most prescribed drugs by claims were Valacyclovir.
Has Dr. Jennifer Eun Joo Lee received payments from drug or device companies?
CMS Open Payments shows $10,449 in general payments to Dr. Lee from 29 companies from 2017 to 2025. The largest total came from Intuitive Surgical, Inc.
How long has Dr. Jennifer Eun Joo Lee been practicing?
Dr. Lee graduated from medical school in 2015, 11 years ago.
What insurance does Dr. Jennifer Eun Joo Lee accept?
Dr. Lee is in network with 16 carriers, including Blue Cross Blue Shield of Michigan, United Healthcare and Aetna. PPO plans come from the most carriers, 9. Check the plan with the practice before a visit.
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