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Home > TX Providers > Surgical Oncologists
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Dr. Karen L. Louie, DO

Accepting New Patients
(Dr. Karen Louie, DO)
Specializes in: General Surgery and Surgical Oncology (Cancer Surgery)
New York College of Osteopathic Medicine (2014)
Professional interests include: breast surgery, male breast cancer, cancer genetics, and more.
17183 Interstate 45 Suite 330
Conroe, TX 77385

Dr. Karen L. Louie, DO is a general surgeon in Conroe, TX specializing in general surgery and surgical oncology (cancer surgery). She graduated from New York College of Osteopathic Medicine in 2014 and has 12 years of experience. Dr. Karen L. Louie, DO is affiliated with Houston Methodist, Houston Methodist The Woodlands Hospital, Houston Methodist Department of Surgery, TMH PHYSICIAN ASSOCIATES PLLC and CHRISTIANA CARE HEALTH SERVICES INC.

View Doctor's Full Profile (936) 270-3655

Office Locations

17183 Interstate 45 Suite 330
Conroe, TX 77385
open_in_new

Houston Methodist Department of Surgery

17183 Interstate 45 Suite 330
The Woodlands, TX 77385
(936) 270-3655
(936) 270-3656
open_in_new

Noteworthy Medicare Patient Procedures Performed by Dr. Karen L. Louie, DO in 2023

Click on any procedure below to see further details on volume and pricing among Medicare patients.

Top 5%

By Affordability:

excisional breast biopsy
excisional breast biopsy without margin
surgical breast biopsy

In 2023, Dr. Karen L. Louie, DO had a list price for excisional breast biopsy, excisional breast biopsy without margin (surrounding tissue), and surgical breast biopsy that was lower than the list prices billed to Medicare by 95% of providers in related specialties within Texas. Actual amounts paid by patients can vary widely depending on a number of factors, including insurance coverage. A lower list price, however, might mean lower fees when paying without insurance.

Top 10%

By Affordability:

lymph node biopsy
surgical lymph node biopsy

In 2023, Dr. Karen L. Louie, DO had a list price for lymph node biopsy, and surgical lymph node biopsy that was lower than the list prices billed to Medicare by 90% of providers in related specialties within Texas. Actual amounts paid by patients can vary widely depending on a number of factors, including insurance coverage. A lower list price, however, might mean lower fees when paying without insurance.

Top 25%

By Volume:

breast-conserving surgery
breast excision
excision
lymph node procedures
open biopsy
partial mastectomy

By Affordability:

breast biopsy
deep lymph node biopsy
lymph node excision
lymph node procedures
open lymph node biopsy
sentinel lymph node mapping

In 2013, among providers in related specialties within Texas, Dr. Karen L. Louie, DO performed more breast-conserving surgery, breast excision, excision, lymph node procedures, open biopsy, and partial mastectomy procedures for Medicare patients than 75% of them and she also had a list price for breast biopsy, deep lymph node biopsy, lymph node excision, lymph node procedures, open lymph node biopsy, and sentinel lymph node mapping that was lower than the list prices billed to Medicare by 75% of them. Actual amounts paid by patients can vary widely depending on a number of factors, including insurance coverage. A lower list price, however, might mean lower fees when paying without insurance.

Medicare Procedure and Patient Information

2020 Medicare Procedure Volume

The top procedures that Dr. Karen L. Louie, DO treated as a general surgeon in Conroe, TX during 2020 were lymph node procedures, excision, open surgery and diagnostic procedures.

Volume of procedures performed by Dr. Karen L. Louie, DO for Medicare patients.

breast procedures 15
cancer surgery 15
diagnostic procedures 16
doctor visit 96
excision 31
lymph node procedures 33
open surgery 16

2020 Medicare Patient Data

Information about Medicare patients treated by Dr. Karen L. Louie, DO.

Gender
Male 0
Female 81
Ethnicity
Non-Hispanic White 60
Black 0
Hispanic 0
Asian 0
Other 0
Native American 0
Age
From 65 to 74 40
From 75 to 84 30
85 and over 0
Less than 65 0

Conditions of Medicare patients treated by Dr. Karen L. Louie, DO in 2020

The most common conditions of Medicare patients that Dr. Karen L. Louie, DO treated during 2020 were cancer, hypertension, high cholesterol and depression.

Hypertension 69
High Cholesterol 59
Stroke 0
Ischemic Heart Disease 19
Depression 32
Chronic Kidney Disease 17
Asthma 0
Osteoperosis 0
Atrial Fibrilation 0
Heart Failure 0
Chronic Obstructive Pulmonary Disease 0
Diabetes 26
Dementia 0
Cancer 75

Medicare Procedure and Patient Information

2021 Medicare Procedure Volume

The top procedures that Dr. Karen L. Louie, DO treated as a general surgeon in Conroe, TX during 2021 were lymph node procedures, excision, breast procedures and open surgery.

Volume of procedures performed by Dr. Karen L. Louie, DO for Medicare patients.

breast procedures 28
cancer surgery 28
diagnostic procedures 28
doctor visit 148
excision 56
lymph node procedures 60
open surgery 28

2021 Medicare Patient Data

Information about Medicare patients treated by Dr. Karen L. Louie, DO.

Gender
Male 0
Female 128
Ethnicity
Non-Hispanic White 106
Black 0
Hispanic 0
Asian 0
Other 0
Native American 0
Age
From 65 to 74 0
From 75 to 84 59
85 and over 0
Less than 65 0

Conditions of Medicare patients treated by Dr. Karen L. Louie, DO in 2021

The most common conditions of Medicare patients that Dr. Karen L. Louie, DO treated during 2021 were cancer, hypertension, high cholesterol and diabetes.

Hypertension 73
High Cholesterol 71
Stroke 0
Ischemic Heart Disease 17
Depression 26
Chronic Kidney Disease 25
Asthma 11
Osteoperosis 12
Atrial Fibrilation 10
Heart Failure 11
Chronic Obstructive Pulmonary Disease 11
Diabetes 27
Dementia 0
Cancer 75

Medicare Procedure and Patient Information

2022 Medicare Procedure Volume

The top procedures that Dr. Karen L. Louie, DO treated as a general surgeon in Conroe, TX during 2022 were excision, lymph node procedures, breast procedures and open surgery.

Volume of procedures performed by Dr. Karen L. Louie, DO for Medicare patients.

breast procedures 44
cancer surgery 27
diagnostic procedures 39
doctor visit 124
excision 66
lymph node procedures 46
open surgery 39

2022 Medicare Patient Data

Information about Medicare patients treated by Dr. Karen L. Louie, DO.

Gender
Male 0
Female 98
Ethnicity
Non-Hispanic White 74
Black 13
Hispanic 0
Asian 0
Other 0
Native American 0
Age
From 65 to 74 49
From 75 to 84 36
85 and over 0
Less than 65 0

Conditions of Medicare patients treated by Dr. Karen L. Louie, DO in 2022

The most common conditions of Medicare patients that Dr. Karen L. Louie, DO treated during 2022 were cancer, hypertension, high cholesterol and diabetes.

Hypertension 74
High Cholesterol 71
Stroke 0
Ischemic Heart Disease 12
Depression 23
Chronic Kidney Disease 0
Asthma 11
Osteoperosis 16
Atrial Fibrilation 16
Heart Failure 11
Chronic Obstructive Pulmonary Disease 13
Diabetes 30
Dementia 0
Cancer 75

Medicare Procedure and Patient Information

2023 Medicare Procedure Volume

The top procedures that Dr. Karen L. Louie, DO treated as a general surgeon in Conroe, TX during 2023 were excision, breast procedures, lymph node procedures and cancer surgery.

Volume of procedures performed by Dr. Karen L. Louie, DO for Medicare patients.

breast procedures 44
cancer surgery 32
diagnostic procedures 30
doctor visit 195
excision 62
lymph node procedures 39
open surgery 30

2023 Medicare Patient Data

Information about Medicare patients treated by Dr. Karen L. Louie, DO.

Ethnicity
Non-Hispanic White 105
Black 19
Hispanic 0
Asian 0
Other 0
Native American 0
Age
From 65 to 74 70
From 75 to 84 53
85 and over 0
Less than 65 0

Conditions of Medicare patients treated by Dr. Karen L. Louie, DO in 2023

The most common conditions of Medicare patients that Dr. Karen L. Louie, DO treated during 2023 were cancer, high cholesterol, hypertension and depression.

Hypertension 71
High Cholesterol 75
Stroke 0
Ischemic Heart Disease 11
Depression 27
Chronic Kidney Disease 16
Asthma 15
Osteoperosis 27
Atrial Fibrilation 14
Heart Failure 11
Chronic Obstructive Pulmonary Disease 13
Diabetes 26
Dementia 0
Cancer 75

Medicare Procedure and Patient Information

Average Medicare Procedure Volume From 2020 - 2023

Volume of procedures performed by Dr. Karen L. Louie, DO for Medicare patients.

The highest averages for the top procedures that Dr. Karen L. Louie, DO treated as a general surgeon in Conroe, TX were excision, lymph node procedures, breast procedures and open surgery.

breast procedures 32
cancer surgery 25
diagnostic procedures 28
doctor visit 140
excision 53
lymph node procedures 44
open surgery 28

Average Medicare Patient Data From 2020 - 2023

Information about Medicare patients treated by Dr. Karen L. Louie, DO.

Gender
Male 0
Female 76
Ethnicity
Black / African American 8
Asian / Pacific Islander 0
Non-Hispanic White 86
Native American / Alaskan Native 0
Hispanic 0
Other 0
Age
75 to 84 44
85 and over 0
Less than 65 0
65 to 74 39

Average of Total of Conditions of Medicare patients treated by Dr. Karen L. Louie, DO From 2020 - 2023

The highest averages of the most common conditions of Medicare patients that Dr. Karen L. Louie, DO treated were cancer, hypertension, high cholesterol and depression.

Hypertension 71
High Cholesterol 69
Stroke 0
Ischemic Heart Disease 14
Depression 27
Chronic Kidney Disease 14
Asthma 9
Osteoporosis 13
Heart Failure 8
Chronic Obstructive Pulmonary Disease 9
Diabetes 27
Atrial Fibrillation 10
Dementia 0
Cancer 75

Education & Training

Dr. Karen L. Louie, DO graduated from New York College of Osteopathic Medicine in 2014. She completed residency at NYU Langone Medical Center. She has a state license in Delaware.

Medical School: New York College of Osteopathic Medicine (2014)

Residency: NYU Langone Medical Center (2019)

Licensed In: Delaware

Affiliations & Hospitals

Dr. Karen L. Louie, DO is associated with these hospitals and organizations:

Houston Methodist
Houston Methodist The Woodlands Hospital
Houston Methodist Department of Surgery
TMH PHYSICIAN ASSOCIATES PLLC
CHRISTIANA CARE HEALTH SERVICES INC

Insurance Information

Please note: Insurance information may change at any time, and the provider may accept your insurance plan even if it is not listed below. Please contact the provider's office to confirm that your insurance is accepted.

Dr. Karen L. Louie, DO appears to accept the following insurance providers: CIGNA Open Access, United Healthcare PPO, United Healthcare POS, United Healthcare HMO, United Healthcare EPO, Blue Choice PPO, Blue Choice POS, First Health PPO, Aetna POS, Aetna QPOS, Aetna Workers' Compensation, Golden Rule, Best Doctors, Aetna Select, Aetna EPO, Trustmark , Aetna PPO, Aetna HMO, CIGNA Network, Aetna Affordable Health Choices, Aetna Signature Administrators, CIGNA PPO, CIGNA POS, CIGNA HMO, CIGNA EPO, Aetna Medicare PPO, CIGNA Choice Fund, CIGNA Indemnity, AARP, Medicare Advantage, Blue Cross Blue Shield HMO, Blue Cross Blue Shield POS, Blue Cross Blue Shield EPO, Three Rivers Provider Network, Coventry PPO, HealthSpring, US Family Health Plan, Blue Cross Blue Shield PPO, United Healthcare, Medicare, Humana, Cigna, Molina Healthcare, WellPoint, Aetna Open Access, United Healthcare Community Plan (AmeriChoice), Humana Medicare Advantage PPO, Horizon Blue Cross Blue Shield, CIGNA Network Open Access, PHCS PPO, MultiPlan PPO, Private Healthcare Systems (PHCS), Aetna APCN Plus Multi-Tier HM Tier 2, GeoBlue, BCBS PPO GUIDESTONE, TRS-Care Standard ALT B II Group 485006, TRS-Care Standard ALT B I Group 485005, Community Health Choice PREMIER Gold, TRS-ActiveCare Fully Insured Plan-South Texas Region Group 295430, TX Annual Conf of UMC-UMR, Aetna Student Health, Kelsey Seybold Affiliate Network, TRS-Care Standard ALT A II Group 485003, TRS-ActiveCare Primary Group 385003, Aetna Transplant, DEVOTED DUAL PLUS GREATER HOUSTON, DEVOTED CORE GREATER HOUSTON HMO, TRS-Care Standard Group 485000, UnitedHealthOne, TRS-Care Standard ALT A I Group 485002, Community Health Choice PREMIER Silver, Blue Essentials Access, TRS-ActiveCare Fully Insured Plan-West Texas Region Group 295781, UMR, TRS-ActiveCare 2 Group 385002, DEVOTED EXTRA GREATER HOUSTON (HMO), HAA Preferred Partners (International), Aetna Common Spirit Minimum Value Plan, BCBS PPO Wespath, Aetna Health Network, Aetna Managed Choice / Elect Choice, United Health Integrated Services, Aetna Meritain Hlth/Aetna Premier Care (APCN), Olympus Managed Care (International), Aetna CommonSpirit Health KelseyCare, DEVOTED PREMIUM (PRIME) GREATER HOUSTON (HMO), Aetna Medicare HMO Prime, Aetna Choice POS / Open Choice, Aetna Signature Administrators Allied Benefits, Blue Edge, Blue Essentials, Aetna International, Aetna Medicare Dual Complete Plan (HMO D-SNP), Aetna TX Pref Plus II Network, Blue Cross Blue Shield FEP Federal Employee Plan, DEVOTED GIVEBACK GREATER HOUSTON (HMO), TRS-Care Standard CMED Group 485001, TRS-ActiveCare HD Group 385000, TRS-ActiveCare Primary Plus Group 385001, Aetna Signature Administrators TX Annual Conf of UMC and Aetna Premier Care Network.

Insurance Accepted by Provider includes:

According to our sources, Dr. Karen L. Louie, DO accepts the following insurance providers:

CIGNA Open Access
United Healthcare PPO
United Healthcare POS
United Healthcare HMO
United Healthcare EPO
Blue Choice PPO
Blue Choice POS
First Health PPO
Aetna POS
Aetna QPOS
Aetna Workers' Compensation
Golden Rule
Best Doctors
Aetna Select
Aetna EPO
Trustmark
Aetna PPO
Aetna HMO
CIGNA Network
Aetna Affordable Health Choices
Aetna Signature Administrators
CIGNA PPO
CIGNA POS
CIGNA HMO
CIGNA EPO
Aetna Medicare PPO
CIGNA Choice Fund
CIGNA Indemnity
AARP
Medicare Advantage
Blue Cross Blue Shield HMO
Blue Cross Blue Shield POS
Blue Cross Blue Shield EPO
Three Rivers Provider Network
Coventry PPO
HealthSpring
US Family Health Plan
Blue Cross Blue Shield PPO
United Healthcare
Medicare
Humana
Cigna
Molina Healthcare
WellPoint
Aetna Open Access
United Healthcare Community Plan (AmeriChoice)
Humana Medicare Advantage PPO
Horizon Blue Cross Blue Shield
CIGNA Network Open Access
PHCS PPO
MultiPlan PPO
Private Healthcare Systems (PHCS)
Aetna APCN Plus Multi-Tier HM Tier 2
GeoBlue
BCBS PPO GUIDESTONE
TRS-Care Standard ALT B II Group 485006
TRS-Care Standard ALT B I Group 485005
Community Health Choice PREMIER Gold
TRS-ActiveCare Fully Insured Plan-South Texas Region Group 295430
TX Annual Conf of UMC-UMR
Aetna Student Health
Kelsey Seybold Affiliate Network
TRS-Care Standard ALT A II Group 485003
TRS-ActiveCare Primary Group 385003
Aetna Transplant
DEVOTED DUAL PLUS GREATER HOUSTON
DEVOTED CORE GREATER HOUSTON HMO
TRS-Care Standard Group 485000
UnitedHealthOne
TRS-Care Standard ALT A I Group 485002
Community Health Choice PREMIER Silver
Blue Essentials Access
TRS-ActiveCare Fully Insured Plan-West Texas Region Group 295781
UMR
TRS-ActiveCare 2 Group 385002
DEVOTED EXTRA GREATER HOUSTON (HMO)
HAA Preferred Partners (International)
Aetna Common Spirit Minimum Value Plan
BCBS PPO Wespath
Aetna Health Network
Aetna Managed Choice / Elect Choice
United Health Integrated Services
Aetna Meritain Hlth/Aetna Premier Care (APCN)
Olympus Managed Care (International)
Aetna CommonSpirit Health KelseyCare
DEVOTED PREMIUM (PRIME) GREATER HOUSTON (HMO)
Aetna Medicare HMO Prime
Aetna Choice POS / Open Choice
Aetna Signature Administrators Allied Benefits
Blue Edge
Blue Essentials
Aetna International
Aetna Medicare Dual Complete Plan (HMO D-SNP)
Aetna TX Pref Plus II Network
Blue Cross Blue Shield FEP Federal Employee Plan
DEVOTED GIVEBACK GREATER HOUSTON (HMO)
TRS-Care Standard CMED Group 485001
TRS-ActiveCare HD Group 385000
TRS-ActiveCare Primary Plus Group 385001
Aetna Signature Administrators TX Annual Conf of UMC
Aetna Premier Care Network

Ratings & Reviews

Dr. Karen L. Louie, DO has an exceptional overall rating with an average of 4.99 out of 5 stars based on 28 ratings. We collect ratings and reviews of Dr. Karen L. Louie, DO from all over the web to help you find the right in Conroe, TX. 

4.99
Overall Rating
Leave a Review
Reviews From Around The Web
Overall Rating: 5.0 2026-01-15
Patient verified via Press Ganey
Dr Louie was very calming and thoughtful
Overall Rating: 5.0 2025-10-04
Patient verified via Press Ganey
Doctor was wonderful in every aspect

General Payments

These charts describe general payments received by Dr. Karen L. Louie, DO. Doctors may receive payments for a number of reasons, including meal compensation, travel compensation, and consulting.

Payments by Company
Elucent Medical $55
$55
Types of Payments
Food and Beverage $55

Biography

Dr. Karen Louie's area of specialization is general surgery. Dr. Louie's practice in Conroe, TX is open to new patients as reported by Doctor.com. After attending New York College of Osteopathic Medicine for medical school, she completed her residency training at NYU Langone Medical Center.

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