Active NPI 1437341328 Individual Practitioner Male Practitioner

Dr. Derek Dongwoo Lee , MD

Internal Medicine • Waco, TX

✓ Accepts Medicare Assignment

Professional Overview & Biography Verified Profile Summary

Dr. Derek Lee, MD is a certified Internal Medicine practicing in Waco, TX. With approximately 19 years of clinical experience since graduating from Texas Tech University Health Science Center School Of Medicine in 2007, Dr. Lee delivers high-quality medical care to the local community at 6901 MEDICAL PKWY.

Dr. Lee is affiliated with Mclennan County Hospitalist Services Pa and accepts Medicare assignment.

Frequently performed procedures and clinical services include subsequent hospital care with moderate levelof medical decision making, if using time, at least, initial hospital care with moderate level of medical decision making, if using time, at least, hospital discharge day management, more than. Full Medicare procedure pricing transparency rates and service volume details are listed on this profile.

Practice Location & Contact Primary Location

Practice Address

6901 Medical Pkwy
Mclennan County Hospitalist Services

Waco, TX 767127910

Telephone 8062245995

Associated Practice Facility / Clinic

🏢 Ascension Providence Facility NPI 1093708679

Medicare Profile & Education

Medical School

Texas Tech University Health Science Center School Of Medicine

Graduation Year

2007

Medicare Assignment

✓ Accepts Assignment

Telehealth Flag

In-Person Only

Specialty Benchmarks & Practice Insights

Comparative analytics for Internal Medicine in Waco, TX

Established Specialist (10-20 Yrs)

Practitioner Clinical Experience

19 Yrs -0.7 yrs vs City Avg

City Avg: 19.7 Yrs

State Avg: 26.2 Yrs

Regional Practice Density

45 Specialists

Practicing in Waco, TX (9538 Statewide)

Telehealth Adoption Rate

6.7% Regional Adoption

In-Person Office Visits Only

Medicare Pricing Discount

81.1% Avg Savings

Under CMS Medicare Fee Schedule vs Standard Submitted Charges

Clinical Seniority & Experience Comparison

Dr. Lee (19 Years) 19 Yrs

Waco Specialty Average (19.7 Years) 19.7 Yrs

Performed Procedures & Service Volume

Top Medicare Part B procedures performed by this practitioner

CMS Official Data (2024)

Reporting Year:

HCPCS Code & Description	Services	Patients	Submitted Charge	Medicare Allowed
99233 Subsequent hospital care with moderate levelof medical decision making, if using time, at least 50 minutes	689	325	$516.00	$112.58
99223 Initial hospital care with moderate level of medical decision making, if using time, at least 75 minutes	405	381	$1000.00	$163.67
99232 Subsequent hospital care with moderate levelof medical decision making, if using time, at least 35 minutes	282	180	$358.00	$74.58
99239 Hospital discharge day management, more than 30 minutes	241	233	$529.00	$107.97
99291 Critical care, first 30-74 minutes	209	88	$1098.00	$202.64

HCPCS Code & Description	Services	Patients	Submitted Charge	Medicare Allowed
99233 Subsequent hospital care with moderate levelof medical decision making, if using time, at least 50 minutes	688	345	$516.00	$114.22
99223 Initial hospital care with moderate level of medical decision making, if using time, at least 75 minutes	448	416	$1000.00	$166.13
99232 Subsequent hospital care with moderate levelof medical decision making, if using time, at least 35 minutes	355	202	$358.00	$76.02
99239 Hospital discharge day management, more than 30 minutes	292	274	$529.00	$109.30
99291 Critical care, first 30-74 minutes	190	104	$1098.00	$204.72

HCPCS Code & Description	Services	Patients	Submitted Charge	Medicare Allowed
99233 Subsequent hospital care with moderate levelof medical decision making, if using time, at least 50 minutes	718	328	$516.00	$98.21
99232 Subsequent hospital care with moderate levelof medical decision making, if using time, at least 35 minutes	430	224	$358.00	$68.14
99223 Initial hospital care with moderate level of medical decision making, if using time, at least 75 minutes	418	385	$1000.00	$189.89
99239 Hospital discharge day management, more than 30 minutes	261	244	$529.00	$100.97
99291 Critical care, first 30-74 minutes	196	97	$1098.00	$208.86
99220 Hospital observation care, typically 70 minutes	88	88	$912.20	$171.54
99217 Hospital observation care on day of discharge	59	59	$359.00	$68.50
99226 Subsequent observation care, typically 35 minutes per day	42	39	$518.00	$97.03
99225 Subsequent observation care, typically 25 minutes per day	28	22	$360.00	$67.97

HCPCS Code & Description	Services	Patients	Submitted Charge	Medicare Allowed
99233 Subsequent hospital care with moderate levelof medical decision making, if using time, at least 50 minutes	848	435	$516.00	$99.30
99223 Initial hospital care with moderate level of medical decision making, if using time, at least 75 minutes	611	566	$1000.00	$192.74
99232 Subsequent hospital care with moderate levelof medical decision making, if using time, at least 35 minutes	490	272	$358.00	$69.53
99291 Critical care, first 30-74 minutes	358	140	$1098.00	$212.69
99239 Hospital discharge day management, more than 30 minutes	343	325	$529.00	$102.74
99220 Hospital observation care, typically 70 minutes	97	96	$914.00	$174.53
99217 Hospital observation care on day of discharge	50	49	$359.00	$69.82
99226 Subsequent observation care, typically 35 minutes per day	41	33	$518.00	$99.96
99225 Subsequent observation care, typically 25 minutes per day	16	14	$360.00	$69.53

HCPCS Code & Description	Services	Patients	Submitted Charge	Medicare Allowed
99233 Subsequent hospital care with moderate levelof medical decision making, if using time, at least 50 minutes	852	500	$353.96	$103.74
99223 Initial hospital care with moderate level of medical decision making, if using time, at least 75 minutes	740	692	$719.70	$201.33
99232 Subsequent hospital care with moderate levelof medical decision making, if using time, at least 35 minutes	684	353	$233.61	$71.93
99291 Critical care, first 30-74 minutes	404	174	$1554.46	$220.48
99239 Hospital discharge day management, more than 30 minutes	378	362	$382.52	$106.39
99220 Hospital observation care, typically 70 minutes	97	96	$609.86	$183.93
99217 Hospital observation care on day of discharge	53	53	$278.68	$72.29
99226 Subsequent observation care, typically 35 minutes per day	52	39	$446.62	$104.54
99285 Emergency department visit for life threatening or functioning severity	19	19	$1287.26	$165.11

HCPCS Code & Description	Services	Patients	Submitted Charge	Medicare Allowed
99232 Subsequent hospital care with moderate levelof medical decision making, if using time, at least 35 minutes	1,010	480	$148.81	$70.62
99223 Initial hospital care with moderate level of medical decision making, if using time, at least 75 minutes	920	857	$402.35	$196.55
99233 Subsequent hospital care with moderate levelof medical decision making, if using time, at least 50 minutes	900	600	$217.66	$101.16
99239 Hospital discharge day management, more than 30 minutes	565	532	$228.62	$104.15
99291 Critical care, first 30-74 minutes	272	136	$1211.89	$216.79
99220 Hospital observation care, typically 70 minutes	90	89	$360.43	$176.30
99217 Hospital observation care on day of discharge	51	50	$168.90	$70.08
99226 Subsequent observation care, typically 35 minutes per day	43	41	$201.81	$100.69
99285 Emergency department visit for life threatening or functioning severity	13	13	$641.00	$169.79

HCPCS Code & Description	Services	Patients	Submitted Charge	Medicare Allowed
99232 Subsequent hospital care with moderate levelof medical decision making, if using time, at least 35 minutes	1,329	556	$142.00	$70.81
99233 Subsequent hospital care with moderate levelof medical decision making, if using time, at least 50 minutes	958	622	$209.00	$100.64
99223 Initial hospital care with moderate level of medical decision making, if using time, at least 75 minutes	841	781	$368.00	$195.77
99239 Hospital discharge day management, more than 30 minutes	548	510	$217.00	$104.36
99291 Critical care, first 30-74 minutes	211	114	$921.00	$217.31
99220 Hospital observation care, typically 70 minutes	66	66	$328.00	$181.72
99217 Hospital observation care on day of discharge	50	50	$154.00	$71.17
99226 Subsequent observation care, typically 35 minutes per day	32	32	$152.00	$102.42
99225 Subsequent observation care, typically 25 minutes per day	26	13	$102.00	$71.38
99285 Emergency department visit for life threatening or functioning severity	17	17	$641.00	$169.28
99236 Initial hospital care with same-day admission and discharge with high level of medical decision making, per day, if using time, at least 85 minutes	11	11	$478.00	$213.11

HCPCS Code & Description	Services	Patients	Submitted Charge	Medicare Allowed
99232 Subsequent hospital care with moderate levelof medical decision making, if using time, at least 35 minutes	1,339	606	$142.00	$68.46
99233 Subsequent hospital care with moderate levelof medical decision making, if using time, at least 50 minutes	1,124	742	$209.63	$99.26
99223 Initial hospital care with moderate level of medical decision making, if using time, at least 75 minutes	1,112	1,005	$368.50	$192.12
99239 Hospital discharge day management, more than 30 minutes	651	610	$217.00	$102.13
99291 Critical care, first 30-74 minutes	269	128	$921.00	$210.90
99285 Emergency department visit for life threatening or functioning severity	16	16	$658.50	$166.11
99217 Hospital observation care on day of discharge	14	14	$154.00	$69.46
99220 Hospital observation care, typically 70 minutes	13	13	$328.00	$177.47

Medical Specialties & State Licenses

Internal Medicine Primary Specialty

NUCC Taxonomy Code: 207R00000X

State License TX N5804

A physician who provides long-term, comprehensive care in the office and the hospital, managing both common and complex illness of adolescents, adults and the elderly. Internists are trained in the diagnosis and treatment of cancer, infections and diseases affecting the heart, blood, kidneys, joints and digestive, respiratory and vascular systems. They are also trained in the essentials of primary care internal medicine, which incorporates an understanding of disease prevention, wellness, substance abuse, mental health and effective treatment of common problems of the eyes, ears, skin, nervous system and reproductive organs.

Hospital & Practice Group Affiliations

Mclennan County Hospitalist Services Pa

6901 Medical Pkwy, Waco, TX 767127910

Phone: 2547514000

Practice Associates & Co-Workers

Healthcare professionals and specialists practicing at this location or sharing practice phone/fax

40 Associated Practitioners

Eidel Adams

Nurse Practitioner - Family

NPI 1003666918

Kelby Been , PA-C

Physician Assistant

NPI 1003756347

Physician Assistant (Certified)

Cassidy Blaser , PA

Physician Assistant

NPI 1013861871

Physician Assistant

Leslie Thrall , RD, LD

Dietitian, Registered

NPI 1033544820

Registered Dietitian, Licensed Dietitian

Dr. Soni Jose , MD

Internal Medicine

NPI 1043431992

Doctor of Medicine (M.D.)

Dr. Joel Mendez , MD

Emergency Medicine

NPI 1063755460

Doctor of Medicine (M.D.)

Career & Practice History Timeline

Chronological log of verified NPI updates, location relocations, credentials, and registry changes

6 Historical Events

✅

NPI Profile Active July 22, 2010

NPI status registered as active in NPPES database

📍

Updated Practice Location July 22, 2010

Registered at 6901 MEDICAL PKWY, MCLENNAN COUNTY HOSPITALIST SERVICES, WACO, TX 767127910 (Tel: 8062245995)

📍

Updated Business Mailing Address July 22, 2010

Registered at 9821 CHAPEL RD APT 1911, WACO, TX 767128796 (Tel: 8062245995)

👤

Provider Name / Credentials Updated July 22, 2010

Recorded as DEREK LEE, M.D.

🎓

Medical Taxonomy / Specialty Registered (Primary Specialty) July 22, 2010

Internal Medicine (License #N5804 in TX)

🟢

Initial NPI Registration & Enumeration August 14, 2007

First registered as active Individual Practitioner in NPPES Database.

Patient & Community Reviews

Verified patient ratings, medical care experiences, and facility photos

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NPI Administrative Meta

NPI Number: 1437341328

Entity Type:

Individual Provider Physician, Nurse Practitioner, or Solo Healthcare Professional (Type 1 NPI)

Enumeration Date: August 14, 2007

Last Update: July 22, 2010

Sole Proprietor: No

Update or Correct Profile

Mailing Address

9821 Chapel Rd Apt 1911

Waco, TX 767128796

Phone: 8062245995

Public Domain Record This profile contains public domain information published by CMS and NPPES under the Freedom of Information Act (FOIA).

⚠️ Medical Disclaimer

This directory listing is for informational purposes only and does not constitute medical advice, diagnosis, or physician endorsement. If you are experiencing a medical emergency, please call 911 immediately.