Active NPI 1528019692 Individual Practitioner Female Practitioner

Dr. Kathryn M Thomas , MD

Dermatology • Elmhurst, IL

✓ Accepts Medicare Assignment

Professional Overview & Biography Verified Profile Summary

Dr. Kathryn Thomas, MD is a certified Dermatology practicing in Elmhurst, IL. With approximately 34 years of clinical experience since graduating from Clvlnd Clinic Lerner College Of Med Of Case Wstn Rsv University in 1992, Dr. Thomas delivers high-quality medical care to the local community at 172 SCHILLER ST.

Dr. Thomas is affiliated with Endeavor Health Medical Group and accepts Medicare assignment.

Frequently performed procedures and clinical services include destruction of precancer skin growth, 2-14 growths, established patient outpatient office visit, destruction of skin growth. Full Medicare procedure pricing transparency rates and service volume details are listed on this profile.

Practice Location & Contact Primary Location

Practice Address

172 Schiller St

Elmhurst, IL 601262885

Telephone 3312219005

Fax 3312212305

Medicare Profile & Education

Medical School

Clvlnd Clinic Lerner College Of Med Of Case Wstn Rsv University

Graduation Year

1992

Medicare Assignment

✓ Accepts Assignment

Telehealth Flag

In-Person Only

Specialty Benchmarks & Practice Insights

Comparative analytics for Dermatology in Elmhurst, IL

Senior Veteran Specialist (>20 Yrs)

Practitioner Clinical Experience

34 Yrs +5.6 yrs vs City Avg

City Avg: 28.4 Yrs

State Avg: 23.1 Yrs

Regional Practice Density

8 Specialists

Practicing in Elmhurst, IL (673 Statewide)

Telehealth Adoption Rate

0.0% Regional Adoption

In-Person Office Visits Only

Medicare Pricing Discount

61.8% Avg Savings

Under CMS Medicare Fee Schedule vs Standard Submitted Charges

Clinical Seniority & Experience Comparison

Dr. Thomas (34 Years) 34 Yrs

Elmhurst Specialty Average (28.4 Years) 28.4 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
17003 Destruction of precancer skin growth, 2-14 growths	1,747	332	$27.00	$7.01
99213 Established patient office or other outpatient visit, typically 15 minutes	1,302	838	$200.00	$96.49
17000 Destruction of skin growth	624	444	$317.00	$66.14
G2211 Visit complexity inherent to evaluation and management associated with medical care services that serve as the continuing focal point for all needed health care services and/or with medical care services that are part of ongoing care related to a patient's	281	245	$35.00	$17.31
11102 Tangential biopsy of single skin lesion	258	233	$277.00	$106.57
99203 New patient office or other outpatient visit with low level of medical decision making, if using time, 30 minutes or more	202	202	$254.00	$118.44
99214 Established patient office or other outpatient visit with moderate level of decision making, if using time, 30 minutes or more	173	149	$278.00	$135.69
11103 Biopsy of related skin growth, each additional growth	73	50	$130.00	$53.80
17004 Destruction of precancer skin growth, 15 or more growths	25	20	$589.00	$174.41
99215 Established patient office or other outpatient visit with high level of medical decision making, if using time, 40 minutes or more	19	14	$394.00	$192.49
17110 Destruction of up to 14 skin growths	16	16	$344.00	$121.75
99204 New patient office or other outpatient visit with moderate level of medical decision making, if using time, 45 minutes or more	16	16	$371.00	$177.54
17262 Destruction of cancer skin growth of trunk, arms, or legs, 1.1-2.0 cm	14	13	$444.00	$178.42
11200 Removal of skin tag, 1-15 skin tags	14	14	$365.00	$90.06

HCPCS Code & Description	Services	Patients	Submitted Charge	Medicare Allowed
17003 Destruction of precancer skin growth, 2-14 growths	1,845	361	$17.00	$7.07
99213 Established patient office or other outpatient visit, typically 15 minutes	1,301	841	$162.00	$95.33
17000 Destruction of skin growth	681	480	$179.00	$65.74
11102 Tangential biopsy of single skin lesion	239	215	$618.00	$107.21
99214 Established patient office or other outpatient visit with moderate level of decision making, if using time, 30 minutes or more	211	185	$230.00	$134.44
99203 New patient office or other outpatient visit with low level of medical decision making, if using time, 30 minutes or more	187	187	$228.00	$118.50
11103 Biopsy of related skin growth, each additional growth	49	35	$339.00	$54.14
17262 Destruction of cancer skin growth of trunk, arms, or legs, 1.1-2.0 cm	17	15	$394.00	$175.34
17004 Destruction of precancer skin growth, 15 or more growths	16	13	$462.00	$182.19
99204 New patient office or other outpatient visit with moderate level of medical decision making, if using time, 45 minutes or more	16	16	$342.00	$176.46

HCPCS Code & Description	Services	Patients	Submitted Charge	Medicare Allowed
17003 Destruction of precancer skin growth, 2-14 growths	1,752	364	$17.00	$7.28
99213 Established patient office or other outpatient visit, typically 15 minutes	1,397	930	$162.00	$96.77
17000 Destruction of skin growth	653	481	$179.00	$66.62
11102 Tangential biopsy of single skin lesion	272	242	$618.00	$108.54
99203 New patient office or other outpatient visit with low level of medical decision making, if using time, 30 minutes or more	145	145	$228.00	$120.56
99214 Established patient office or other outpatient visit with moderate level of decision making, if using time, 30 minutes or more	83	73	$230.00	$135.02
11103 Biopsy of related skin growth, each additional growth	76	57	$339.00	$56.08
99202 New patient office or other outpatient visit, typically 20 minutes	33	33	$161.00	$78.60
17262 Destruction of cancer skin growth of trunk, arms, or legs, 1.1-2.0 cm	26	11	$394.00	$161.19
17004 Destruction of precancer skin growth, 15 or more growths	19	16	$462.00	$184.16
99212 Established patient office or other outpatient visit with straightforward medical decision making, if using time, 10 minutes or more	16	16	$124.00	$61.03
17110 Destruction of up to 14 skin growths	15	15	$258.00	$124.08

HCPCS Code & Description	Services	Patients	Submitted Charge	Medicare Allowed
99213 Established patient office or other outpatient visit, typically 15 minutes	938	594	$162.00	$98.31
17003 Destruction of precancer skin growth, 2-14 growths	798	237	$17.00	$7.05
17000 Destruction of skin growth	410	308	$179.00	$64.96
11102 Tangential biopsy of single skin lesion	202	186	$618.00	$111.14
99203 New patient office or other outpatient visit with low level of medical decision making, if using time, 30 minutes or more	197	197	$228.00	$119.96
99202 New patient office or other outpatient visit, typically 20 minutes	95	95	$161.00	$79.03
11103 Biopsy of related skin growth, each additional growth	58	39	$339.00	$58.10
99212 Established patient office or other outpatient visit with straightforward medical decision making, if using time, 10 minutes or more	27	25	$124.00	$60.58
17262 Destruction of cancer skin growth of trunk, arms, or legs, 1.1-2.0 cm	24	17	$394.00	$179.21
99214 Established patient office or other outpatient visit with moderate level of decision making, if using time, 30 minutes or more	18	16	$230.00	$139.45
17110 Destruction of up to 14 skin growths	17	15	$258.00	$124.67
11200 Removal of skin tag, 1-15 skin tags	15	15	$157.00	$88.73

HCPCS Code & Description	Services	Patients	Submitted Charge	Medicare Allowed
99213 Established patient office or other outpatient visit, typically 15 minutes	761	523	$78.55	$55.37
17000 Destruction of skin growth	313	237	$90.85	$57.39
17003 Destruction of precancer skin growth, 2-14 growths	312	166	$7.06	$2.23
99202 New patient office or other outpatient visit, typically 20 minutes	215	215	$78.56	$54.86
11102 Tangential biopsy of single skin lesion	138	123	$214.00	$35.45
11103 Biopsy of related skin growth, each additional growth	38	19	$115.00	$25.19
99212 Established patient office or other outpatient visit with straightforward medical decision making, if using time, 10 minutes or more	24	24	$43.50	$28.44
99203 New patient office or other outpatient visit with low level of medical decision making, if using time, 30 minutes or more	21	21	$128.48	$77.14
17262 Destruction of cancer skin growth of trunk, arms, or legs, 1.1-2.0 cm	18	16	$194.00	$115.73
17110 Destruction of up to 14 skin growths	11	11	$110.00	$73.59
11200 Removal of skin tag, 1-15 skin tags	11	11	$108.00	$81.11

HCPCS Code & Description	Services	Patients	Submitted Charge	Medicare Allowed
99213 Established patient office or other outpatient visit, typically 15 minutes	984	695	$79.20	$54.32
17003 Destruction of precancer skin growth, 2-14 growths	492	140	$7.12	$2.76
99202 New patient office or other outpatient visit, typically 20 minutes	312	312	$79.15	$54.47
17000 Destruction of skin growth	304	235	$91.46	$56.98
11102 Tangential biopsy of single skin lesion	206	191	$480.72	$37.09
11103 Biopsy of related skin growth, each additional growth	51	36	$259.94	$25.34
99203 New patient office or other outpatient visit with low level of medical decision making, if using time, 30 minutes or more	29	29	$118.00	$81.81
99212 Established patient office or other outpatient visit with straightforward medical decision making, if using time, 10 minutes or more	21	17	$40.00	$27.26
17262 Destruction of cancer skin growth of trunk, arms, or legs, 1.1-2.0 cm	19	17	$204.53	$118.41
99214 Established patient office or other outpatient visit with moderate level of decision making, if using time, 30 minutes or more	19	17	$120.00	$83.60
17110 Destruction of up to 14 skin growths	16	15	$110.00	$74.83

HCPCS Code & Description	Services	Patients	Submitted Charge	Medicare Allowed
99213 Established patient office or other outpatient visit, typically 15 minutes	903	642	$79.30	$54.10
17003 Destruction of precancer skin growth, 2-14 growths	383	100	$7.00	$2.73
99202 New patient office or other outpatient visit, typically 20 minutes	255	255	$78.65	$53.19
17000 Destruction of skin growth	221	184	$90.00	$56.43
11100 Biopsy of single growth of skin and/or tissue	165	154	$84.00	$50.65
11101 Biopsy of each additional growth of skin and/or tissue	43	34	$42.00	$27.31
99212 Established patient office or other outpatient visit with straightforward medical decision making, if using time, 10 minutes or more	42	41	$42.00	$27.33
99203 New patient office or other outpatient visit with low level of medical decision making, if using time, 30 minutes or more	27	27	$118.00	$81.57
99214 Established patient office or other outpatient visit with moderate level of decision making, if using time, 30 minutes or more	22	21	$120.00	$82.39

HCPCS Code & Description	Services	Patients	Submitted Charge	Medicare Allowed
99213 Established patient office or other outpatient visit, typically 15 minutes	931	650	$79.17	$53.77
17003 Destruction of precancer skin growth, 2-14 growths	336	102	$7.00	$2.74
99202 New patient office or other outpatient visit, typically 20 minutes	281	281	$77.90	$53.72
17000 Destruction of skin growth	249	205	$90.71	$56.05
11100 Biopsy of single growth of skin and/or tissue	178	163	$87.27	$49.57
11101 Biopsy of each additional growth of skin and/or tissue	64	34	$42.00	$27.35
99203 New patient office or other outpatient visit with low level of medical decision making, if using time, 30 minutes or more	51	51	$120.16	$82.31
99212 Established patient office or other outpatient visit with straightforward medical decision making, if using time, 10 minutes or more	28	27	$40.00	$26.89
99214 Established patient office or other outpatient visit with moderate level of decision making, if using time, 30 minutes or more	19	17	$125.79	$79.34
17262 Destruction of cancer skin growth of trunk, arms, or legs, 1.1-2.0 cm	13	12	$194.00	$122.00

Medical Specialties & State Licenses

CMS Verified: 2021-06-21

Dermatology Primary Specialty

NUCC Taxonomy Code: 207N00000X

State License IL 036092936

A dermatologist is trained to diagnose and treat pediatric and adult patients with benign and malignant disorders of the skin, mouth, external genitalia, hair and nails, as well as a number of sexually transmitted diseases. The dermatologist has had additional training and experience in the diagnosis and treatment of skin cancers, melanomas, moles and other tumors of the skin, the management of contact dermatitis and other allergic and nonallergic skin disorders, and in the recognition of the skin manifestations of systemic (including internal malignancy) and infectious diseases. Dermatologists have special training in dermatopathology and in the surgical techniques used in dermatology. They also have expertise in the management of cosmetic disorders of the skin such as hair loss and scars and the skin changes associated with aging.

Hospital & Practice Group Affiliations

Endeavor Health Medical Group

155 E Brush Hill Rd, Elmhurst, IL 601265658

Phone: 3312210096

Practice Associates & Co-Workers

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

9 Associated Practitioners

Dr. Jeffrey Kulik , MD

Allergy & Immunology

NPI 1134219942

Doctor of Medicine (M.D.)

Nabihah Khan , PA-C

Physician Assistant

NPI 1144793308

Physician Assistant (Certified)

Dr. Mary Hutton , MD

Family Medicine

NPI 1164415808

Doctor of Medicine (M.D.)

Dr. Nathaniel Pae , MD

Family Medicine

NPI 1396796462

Doctor of Medicine (M.D.)

Dr. Matthew Spiewak , DO

Family Medicine

NPI 1417908583

Doctor of Osteopathic Medicine (D.O.)

Dr. Lori Shelnitz , MD

Dermatology

NPI 1538119938

Doctor of Medicine (M.D.)

Career & Practice History Timeline

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

7 Historical Events

📍

Updated Business Mailing Address June 21, 2021

Registered at 4201 WINFIELD RD FL 4, WARRENVILLE, IL 605554025 (Tel: 3312216377)

✅

NPI Profile Active April 15, 2011

NPI status registered as active in NPPES database

📍

Updated Practice Location April 15, 2011

Registered at 172 SCHILLER ST, ELMHURST, IL 601262885 (Tel: 6309412619)

📍

Updated Business Mailing Address April 15, 2011

Registered at 172 SCHILLER ST, ELMHURST, IL 601262885 (Tel: 6309935676)

👤

Provider Name / Credentials Updated April 15, 2011

Recorded as KATHRYN THOMAS, MD

🎓

Medical Taxonomy / Specialty Registered (Primary Specialty) April 15, 2011

Dermatology (License #036092936 in IL)

🟢

Initial NPI Registration & Enumeration May 13, 2006

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: 1528019692

Entity Type:

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

Enumeration Date: May 13, 2006

Last Update: June 21, 2021

Sole Proprietor: No

Update or Correct Profile

Mailing Address

4201 Winfield Rd Fl 4

Warrenville, IL 605554025

Phone: 3312216377

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.