Active NPI 1851656516 Individual Practitioner Female Practitioner

Dr. Dianne A De Leon , MD

Dermatology • Chicago, IL

✓ Accepts Medicare Assignment Telehealth Available

Professional Overview & Biography Verified Profile Summary

Dr. Dianne De Leon, MD is a certified Dermatology practicing in Chicago, IL. With approximately 14 years of clinical experience since graduating from University Of Chicago, Pritzker School Of Medicine in 2012, Dr. De Leon delivers high-quality medical care to the local community at 4732 N LINCOLN AVE STE 200.

Dr. De Leon is affiliated with Northwestern Medical Faculty Foundation and accepts Medicare assignment . Telehealth and virtual consultation options are available for eligible patients.

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

Practice Location & Contact Primary Location

Practice Address

4732 N Lincoln Ave Ste 200

Chicago, IL 606258561

Telephone 3126958106

Fax 3126947291

Medicare Profile & Education

Medical School

University Of Chicago, Pritzker School Of Medicine

Graduation Year

2012

Medicare Assignment

✓ Accepts Assignment

Telehealth Flag

Telehealth Services Available

Specialty Benchmarks & Practice Insights

Comparative analytics for Dermatology in Chicago, IL

Established Specialist (10-20 Yrs)

Practitioner Clinical Experience

14 Yrs -3.3 yrs vs City Avg

City Avg: 17.3 Yrs

State Avg: 23.1 Yrs

Regional Practice Density

242 Specialists

Practicing in Chicago, IL (673 Statewide)

Telehealth Adoption Rate

9.9% Regional Adoption

✓ Offers Virtual Consultations

Medicare Pricing Discount

66.9% Avg Savings

Under CMS Medicare Fee Schedule vs Standard Submitted Charges

Clinical Seniority & Experience Comparison

Dr. De Leon (14 Years) 14 Yrs

Chicago Specialty Average (17.3 Years) 17.3 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	142	31	$46.00	$6.86
99214 Established patient office or other outpatient visit with moderate level of decision making, if using time, 30 minutes or more	136	93	$323.00	$136.40
17110 Destruction of up to 14 skin growths	81	62	$353.00	$119.43
99204 New patient office or other outpatient visit with moderate level of medical decision making, if using time, 45 minutes or more	63	63	$505.00	$177.19
17000 Destruction of skin growth	60	49	$259.00	$59.97
99213 Established patient office or other outpatient visit, typically 15 minutes	57	48	$219.00	$96.26
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	43	37	$88.00	$17.32
99203 New patient office or other outpatient visit with low level of medical decision making, if using time, 30 minutes or more	33	33	$330.00	$119.88
11102 Tangential biopsy of single skin lesion	16	16	$363.00	$89.50

HCPCS Code & Description	Services	Patients	Submitted Charge	Medicare Allowed
17003 Destruction of precancer skin growth, 2-14 growths	102	25	$46.00	$6.89
17110 Destruction of up to 14 skin growths	65	50	$353.00	$116.57
99213 Established patient office or other outpatient visit, typically 15 minutes	61	45	$219.00	$94.57
99214 Established patient office or other outpatient visit with moderate level of decision making, if using time, 30 minutes or more	58	46	$323.00	$131.63
17000 Destruction of skin growth	40	33	$259.00	$53.84
99204 New patient office or other outpatient visit with moderate level of medical decision making, if using time, 45 minutes or more	35	35	$505.00	$171.14
99203 New patient office or other outpatient visit with low level of medical decision making, if using time, 30 minutes or more	25	25	$330.00	$118.76
11102 Tangential biopsy of single skin lesion	15	14	$363.00	$89.12

HCPCS Code & Description	Services	Patients	Submitted Charge	Medicare Allowed
99214 Established patient office or other outpatient visit with moderate level of decision making, if using time, 30 minutes or more	41	30	$323.00	$135.12
99213 Established patient office or other outpatient visit, typically 15 minutes	28	24	$219.00	$95.10
17110 Destruction of up to 14 skin growths	24	20	$353.00	$116.79
99203 New patient office or other outpatient visit with low level of medical decision making, if using time, 30 minutes or more	23	23	$330.00	$120.79
99204 New patient office or other outpatient visit with moderate level of medical decision making, if using time, 45 minutes or more	20	20	$505.00	$179.35
17000 Destruction of skin growth	16	15	$259.00	$56.66

HCPCS Code & Description	Services	Patients	Submitted Charge	Medicare Allowed
17003 Destruction of precancer skin growth, 2-14 growths	61	11	$14.00	$2.32
99214 Established patient office or other outpatient visit with moderate level of decision making, if using time, 30 minutes or more	28	22	$205.00	$109.85
99451 Telephone, internet, or electronic health record assessment and management with written report by consulting physician, at least 5 minutes	22	22	$81.00	$39.66
17000 Destruction of skin growth	16	15	$166.00	$54.39
17110 Destruction of up to 14 skin growths	14	12	$229.00	$76.34
99213 Established patient office or other outpatient visit, typically 15 minutes	11	11	$140.00	$74.24

HCPCS Code & Description	Services	Patients	Submitted Charge	Medicare Allowed
99442 Telephone medical discussion with physician, 11-20 minutes	23	20	$140.00	$56.15
99214 Established patient office or other outpatient visit with moderate level of decision making, if using time, 30 minutes or more	23	23	$205.00	$86.54
99213 Established patient office or other outpatient visit, typically 15 minutes	19	17	$140.00	$55.87
17110 Destruction of up to 14 skin growths	16	15	$229.00	$77.31
99451 Telephone, internet, or electronic health record assessment and management with written report by consulting physician, at least 5 minutes	12	12	$81.00	$40.48

HCPCS Code & Description	Services	Patients	Submitted Charge	Medicare Allowed
17003 Destruction of precancer skin growth, 2-14 growths	101	21	$14.00	$2.68
99213 Established patient office or other outpatient visit, typically 15 minutes	58	46	$140.00	$54.97
99214 Established patient office or other outpatient visit with moderate level of decision making, if using time, 30 minutes or more	51	43	$205.00	$84.82
17110 Destruction of up to 14 skin growths	43	34	$229.00	$77.99
17000 Destruction of skin growth	37	30	$166.00	$50.73
99202 New patient office or other outpatient visit, typically 20 minutes	35	35	$144.00	$54.73
99212 Established patient office or other outpatient visit with straightforward medical decision making, if using time, 10 minutes or more	26	20	$85.00	$27.48
11102 Tangential biopsy of single skin lesion	17	15	$89.00	$36.13
99203 New patient office or other outpatient visit with low level of medical decision making, if using time, 30 minutes or more	13	13	$207.00	$76.79

HCPCS Code & Description	Services	Patients	Submitted Charge	Medicare Allowed
17003 Destruction of precancer skin growth, 2-14 growths	119	22	$14.00	$2.68
99213 Established patient office or other outpatient visit, typically 15 minutes	59	55	$140.00	$55.35
99212 Established patient office or other outpatient visit with straightforward medical decision making, if using time, 10 minutes or more	53	42	$85.00	$27.45
99202 New patient office or other outpatient visit, typically 20 minutes	50	50	$144.00	$54.65
17110 Destruction of up to 14 skin growths	37	34	$229.00	$79.57
17000 Destruction of skin growth	31	26	$166.00	$55.82
99203 New patient office or other outpatient visit with low level of medical decision making, if using time, 30 minutes or more	23	23	$207.00	$82.78
99214 Established patient office or other outpatient visit with moderate level of decision making, if using time, 30 minutes or more	23	21	$205.00	$84.63
11100 Biopsy of single growth of skin and/or tissue	16	16	$212.00	$47.52

HCPCS Code & Description	Services	Patients	Submitted Charge	Medicare Allowed
17003 Destruction of precancer skin growth, 2-14 growths	151	28	$14.42	$2.57
99213 Established patient office or other outpatient visit, typically 15 minutes	89	75	$139.21	$53.35
99212 Established patient office or other outpatient visit with straightforward medical decision making, if using time, 10 minutes or more	59	44	$83.22	$26.84
99203 New patient office or other outpatient visit with low level of medical decision making, if using time, 30 minutes or more	58	58	$207.52	$80.71
99202 New patient office or other outpatient visit, typically 20 minutes	55	55	$141.20	$53.51
17110 Destruction of up to 14 skin growths	49	42	$207.78	$76.54
17000 Destruction of skin growth	48	38	$159.65	$49.00
99214 Established patient office or other outpatient visit with moderate level of decision making, if using time, 30 minutes or more	16	15	$205.31	$82.91
11310 Shaving of 0.5 centimeters or less skin growth of face, ears, eyelids, nose, lips, or mouth	12	11	$233.00	$40.56

Medical Specialties & State Licenses

CMS Verified: 2021-12-07

Dermatology Primary Specialty

NUCC Taxonomy Code: 207N00000X

State License IL 036158125

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.

Dermatology

NUCC Taxonomy Code: 207N00000X

State License MA 266092

Hospital & Practice Group Affiliations

Northwestern Medical Faculty Foundation

4445 W Irving Park Rd, Chicago, IL 606412808

Northwestern Medical Faculty Foundation

675 N Saint Clair St, Chicago, IL 606115975

Northwestern Medical Faculty Foundation

4732 N Lincoln Ave, Chicago, IL 606258561

Phone: 3129266000

Northwestern Medical Faculty Foundation

4732 N Lincoln Ave, Chicago, IL 606258561

Phone: 8474752273

Northwestern Medical Faculty Foundation

675 N St Clair, Chicago, IL 606115975

Secondary Practice Locations

230 Highland Ave

Somerville, MA 021431408

Phone: 6175914350

Practice Associates & Co-Workers

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

28 Associated Practitioners

Dr. Allison Donovan , MD

Family Medicine

NPI 1003374141

Doctor of Medicine (M.D.)

Dr. Edward Li , MD, PhD

Dermatology

NPI 1003443532

Doctor of Medicine (M.D.), Doctor of Philosophy (Ph.D.)

Dr. Joaquin Brieva , MD

Dermatology

NPI 1003875741

Doctor of Medicine (M.D.)

Dr. Walter Liszewski , MD

Dermatology

NPI 1033505243

Doctor of Medicine (M.D.)

Dr. Kristin Lee , MD

Dermatology

NPI 1073856498

Doctor of Medicine (M.D.)

Dr. Lu Chen , MD

Dermatology

NPI 1124445077

Doctor of Medicine (M.D.)

Career & Practice History Timeline

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

13 Historical Events

📍

Updated Practice Location December 07, 2021

Registered at 4732 N LINCOLN AVE STE 200, CHICAGO, IL 606258561 (Tel: 3126958106)

📍

Updated Business Mailing Address December 07, 2021

Registered at 4732 N LINCOLN AVE STE 200, CHICAGO, IL 606258561 (Tel: 3126958106)

✅

NPI Profile Active January 23, 2017

NPI status registered as active in NPPES database

📍

Updated Practice Location January 23, 2017

Registered at 230 HIGHLAND AVE, SOMERVILLE, MA 021431408 (Tel: 6175914350)

📍

Updated Business Mailing Address January 23, 2017

Registered at 230 HIGHLAND AVE, SOMERVILLE, MA 021431408

👤

Provider Name / Credentials Updated January 23, 2017

Recorded as DIANNE DE LEON, MD

🎓

Medical Taxonomy / Specialty Registered (Primary Specialty) January 23, 2017

Dermatology (License #266092 in MA)

✅

NPI Profile Active July 09, 2012

NPI status registered as active in NPPES database

📍

Updated Practice Location July 09, 2012

Registered at 7435 W TALCOTT AVE, CHICAGO, IL 606313707 (Tel: 3127991479)

📍

Updated Business Mailing Address July 09, 2012

Registered at 7435 W TALCOTT AVE, CHICAGO, IL 606313707

👤

Provider Name / Credentials Updated July 09, 2012

Recorded as DIANNE DE LEON, MD

🎓

Medical Taxonomy / Specialty Registered (Primary Specialty) July 09, 2012

Student in an Organized Health Care Education/Training Program

🟢

Initial NPI Registration & Enumeration July 09, 2012

First registered as active Individual Practitioner in NPPES Database.

Patient & Community Reviews

Verified patient ratings, medical care experiences, and facility photos

0 Reviews

No patient reviews submitted yet for Dr. Dianne De Leon. Be the first to share your experience!

Only verified registered users can submit ratings, post feedback, and upload facility photos.

NPI Administrative Meta

NPI Number: 1851656516

Entity Type:

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

Enumeration Date: July 09, 2012

Last Update: December 07, 2021

Sole Proprietor: No

Update or Correct Profile

Mailing Address

4732 N Lincoln Ave Ste 200

Chicago, IL 606258561

Phone: 3126958106

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.