Independent US Healthcare Provider Directory & Public Medical Database Patient Guides

Dr. David Rosenfeld , MD

Dermatology โ€ข Chicago, IL

Active NPI 1679004832 Individual Practitioner Male Practitioner Accepts Medicare assignment
Practice location in NPPES

1725 W Harrison St Ste 264
Chicago, IL 606123844

Call 3126946647 Location details and other listings
Medical Disclaimer

This profile restates public CMS/NPPES data; T-MedInfo gives no medical advice — consult a licensed professional, and call 911 for emergencies.

Practice Location & Contact Primary Location

Practice Address

1725 W Harrison St Ste 264

Chicago, IL 606123844

Telephone 3126946647
Organization at the Same NPPES Address or Phone
Rush University Medical Center Facility NPI 1457360703

Matched by practice address or phone in NPPES. A shared address or phone does not confirm that this clinician works there.

Other Listings in Public Data

NPPES lists 1 additional practice-address record in San Francisco, CA. See the list

Source: CMS NPPES NPI Registry, practice location records; release date unavailable.

CMS Doctors and Clinicians lists 2 distinct group names: Dermio Dermatology Llc; Illinois Dermatology Institute, Llc. See the list

Source: CMS Doctors and Clinicians National Downloadable File, CMS release of October 2, 2026.

Listings do not confirm current availability, employment or a shared ownership network.

Medicare Profile & Education

Source: CMS Doctors and Clinicians National Downloadable File, CMS release of October 2, 2026

Medical School

University Of Missouri, Columbia School Of Medicine

Graduation Year

2017

Medicare patients

778 people with Original Medicare in 2024

Different Original Medicare patients in 2024; counts below 11 are hidden; this does not show availability or quality.

Source: CMS, Medicare Physician & Other Practitioners โ€“ by Provider, 2024.

Medicare-allowed amount

About $671,730 in 2024

The total amount Medicare approved for these services in 2024. It includes what Medicare paid and what patients or their other insurance owed, such as the deductible and coinsurance.

What this does not show: Medicare-allowed amount

This is not the clinician's income. Part of it can go to a clinic or group practice, staff, equipment or drugs. It is not the price you will pay.

Source: CMS, Medicare Physician & Other Practitioners โ€“ by Provider and Service, 2024.

Paid by Medicare

About $522,612 in 2024

The part of the Medicare-allowed amount that Medicare itself paid in 2024, after patients' deductibles and coinsurance.

What this does not show: Paid by Medicare

This is not the clinician's income and not a measure of quality.

Source: CMS, Medicare Physician & Other Practitioners โ€“ by Provider and Service, 2024.

30-day fills

1,036 standardized 30-day fills in 2024

CMS converts prescriptions to 30-day supplies so they can be compared. A 90-day prescription counts as about three 30-day fills.

What this does not show: 30-day fills

It is not a count of patients and not a measure of quality.

Part D drug cost

$7,982 in 2024

The total cost of these prescriptions in 2024, paid by Medicare drug plans, patients and other payers together.

What this does not show: Part D drug cost

A higher cost often reflects the type of medicines a specialty uses. It is not your out-of-pocket cost and not a measure of quality.

Source: CMS, Medicare Part D Prescribers โ€“ by Provider and Drug, 2024.

Open Payments general payments, program year 2025

All general payments: $269.44 across 12 records.

By nature of payment

  • Food and Beverage: $269.44 across 12 records.

Reporting-company totals (3 largest of 7)

  • Novartis Pharmaceuticals Corporation: $143.03 across 6 records.
  • UCB, Inc.: $30.07 across 1 record.
  • LEO Pharma Inc.: $23.07 across 1 record.

A reported payment does not necessarily mean the financial relationship is improper and is not a measure of care quality. Clinicians can review and dispute these records.

See the full table

Source: Calculated by T-MedInfo from CMS Open Payments general-payment records for program year 2025 (published June 30, 2026).

Guide: How to read an Open Payments record

Years since graduation

9 years (graduated 2017)

CMS Doctors and Clinicians data list 2017 as the year this clinician finished professional school.

What this does not show: Years since graduation

It is not the number of years in practice, and more years does not mean better care.

Source: CMS Doctors and Clinicians National Downloadable File, CMS release of October 2, 2026.

NPI first issued

2017

The year this clinician's National Provider Identifier (NPI) was issued. An NPI is a unique 10-digit ID that US health care providers use for billing.

What this does not show: NPI first issued

NPIs have been issued only since 2005, so this year is not necessarily when the clinician started practicing.

Source: CMS NPPES NPI Registry.

Accepts Medicare assignment

CMS data list this clinician as accepting Medicare assignment. This means agreeing to take the Medicare-approved amount as full payment for covered services.

Medicare assignment applies to Original Medicare. It does not tell you whether the clinician is in a Medicare Advantage plan's network, accepts other insurance, or is taking new patients.

Source: CMS Doctors and Clinicians, CMS release of October 2, 2026; Medicare.gov, โ€œDoes your provider accept Medicare as full payment?โ€

Guide: What Medicare assignment means

No telehealth indicator

CMS shows this indicator only when recent Medicare claims include telehealth services. The clinician may still offer telehealth; ask the office.

Source: CMS, Telehealth Indicator on Medicare Care Compare (fact sheet, January 2023); CMS Doctors and Clinicians, CMS release of October 2, 2026.

Guide: How Medicare covers telehealth

Enrolled in Medicare (PECOS)

Dr. Rosenfeld has a Medicare enrollment record in PECOS, the CMS system clinicians use to enroll so they can bill Medicare or order services for people with Medicare.

It does not show whether the clinician accepts assignment, is in your plan's network, or is taking new patients.

Source: CMS Medicare Fee-For-Service Public Provider Enrollment (PECOS); CMS Order and Referring file.

Guide: What Medicare enrollment (PECOS) means

Can order Medicare-covered services

CMS lists Dr. Rosenfeld as eligible to order or refer Medicare Part B clinical laboratory and imaging services, durable medical equipment (DME) and home health services for people with Medicare.

What this does not show: Can order Medicare-covered services

It does not mean the clinician offers these services directly.

Source: CMS Medicare Fee-For-Service Public Provider Enrollment (PECOS); CMS Order and Referring file.

Guide: What ordering and referring status means

Compared with the same specialty in Chicago and Illinois

Billing and prescribing volume is not a quality rating.

Medicare Part B services

More Medicare Part B services than 80% of clinicians listed under Dermatology in Chicago, IL (2024, 113 clinicians with data). Median for this group: 734. Middle half: 298 to 1,752.

Close to the middle for clinicians listed under Dermatology in Illinois (2024, 405 clinicians with data). Median for this group: 2,033. Middle half: 889 to 4,119.

Medicare-allowed amount

A higher Medicare-allowed amount than 95% of clinicians listed under Dermatology in Chicago, IL (2024, 113 clinicians with data). Median for this group: $55,579. Middle half: $21,156 to $115,126.

A higher Medicare-allowed amount than 90% of clinicians listed under Dermatology in Illinois (2024, 405 clinicians with data). Median for this group: $141,474. Middle half: $63,993 to $280,475.

Paid by Medicare

A higher Medicare payment amount than 95% of clinicians listed under Dermatology in Chicago, IL (2024, 113 clinicians with data). Median for this group: $38,442. Middle half: $14,571 to $82,347.

A higher Medicare payment amount than 90% of clinicians listed under Dermatology in Illinois (2024, 405 clinicians with data). Median for this group: $98,021. Middle half: $44,233 to $203,780.

Medicare Part D prescriptions

More Part D prescriptions than 90% of clinicians listed under Dermatology in Chicago, IL (2024, 146 clinicians with data). Median for this group: 220. Middle half: 94 to 508.

More Part D prescriptions than 80% of clinicians listed under Dermatology in Illinois (2024, 472 clinicians with data). Median for this group: 471. Middle half: 163 to 902.

Part D drug cost

A lower Part D drug cost than 60% of clinicians listed under Dermatology in Chicago, IL (2024, 146 clinicians with data). Median for this group: $45,589. Middle half: $2,629 to $188,011.

A lower Part D drug cost than 70% of clinicians listed under Dermatology in Illinois (2024, 472 clinicians with data). Median for this group: $69,025. Middle half: $5,860 to $275,598.

234 active clinicians are listed under Dermatology with a practice address in Chicago, IL (651 in Illinois).

Addresses are self-reported to NPPES and may be out of date.

Telehealth indicator in Chicago

10.7% of these 234 clinicians have the CMS telehealth indicator.

55.1% of these 234 clinicians are listed by CMS as accepting Medicare assignment.

Sources: CMS Medicare Physician & Other Practitioners (2024), CMS Medicare Part D Prescribers (2024), CMS Open Payments (2025), CMS Doctors and Clinicians, CMS release of October 2, 2026, CMS NPPES NPI Registry. Specialty names follow the NUCC Health Care Provider Taxonomy.

Text: T-MedInfo ยท Report an error.

Pharma & Medical Device Financial Disclosures

Payments and other transfers of value that drug and medical device companies reported to CMS Open Payments

Open Payments ยท Program Year 2025
Disclosure Year:

Program year 2025 (payments made January 1 โ€“ December 31, 2025): 12 records totaling $269.44.

Manufacturer Payment Nature Product Type Amount ($)
Novartis Pharmaceuticals Corporation
Food and Beverage
In-kind items and services
Rhapsido General $32.07
UCB, Inc.
Food and Beverage
In-kind items and services
Bimzelx General $30.07
Novartis Pharmaceuticals Corporation
Food and Beverage
In-kind items and services
COSENTYX General $27.02
Novartis Pharmaceuticals Corporation
Food and Beverage
In-kind items and services
COSENTYX General $25.67
Novartis Pharmaceuticals Corporation
Food and Beverage
In-kind items and services
COSENTYX General $24.09
LEO Pharma Inc.
Food and Beverage
In-kind items and services
ADBRY General $23.07
Eli Lilly and Company
Food and Beverage
In-kind items and services
EBGLYSS General $22.90
Galderma Laboratories, L.P.
Food and Beverage
In-kind items and services
NEMLUVIO General $18.69
Novartis Pharmaceuticals Corporation
Food and Beverage
In-kind items and services
COSENTYX General $18.09
Organogenesis Inc.
Food and Beverage
In-kind items and services
NOVACHOR General $16.79
Novartis Pharmaceuticals Corporation
Food and Beverage
In-kind items and services
COSENTYX General $16.09
Janssen Pharmaceuticals, Inc
Food and Beverage
In-kind items and services
TREMFYA General $14.89

Source: CMS Open Payments, program year 2025, released June 30, 2026.

Performed Procedures & Service Volume

Services billed to Original Medicare Part B in 2024.

CMS Part B ยท Data Year 2024
Reporting Year:

CPTยฎ is a registered trademark of the American Medical Association. CPT codes, descriptions and other data only are copyright 2021โ€“2023 American Medical Association. All rights reserved. Applicable FARS/HHSARS apply. Descriptions of CPT codes are the AMA's CPT Consumer Friendly Descriptors as published by CMS in the Medicare Physician & Other Practitioners โ€“ by Provider and Service data, 2022โ€“2024; they are plain-language summaries, not for clinical coding or documentation. HCPCS Level II codes and descriptions are from CMS. Fee schedules, relative value units, conversion factors and/or related components are not assigned by the AMA, are not part of CPT, and the AMA is not recommending their use. The AMA does not directly or indirectly practice medicine or dispense medical services. The AMA assumes no liability for data contained or not contained herein.

HCPCS Code Services Patients Submitted Charge Medicare Allowed
17311 Removal and microscopic exam of growth of head, neck, hands, feet, or genitals, 1-5 tissue blocks
426 351 $948.13 $548.30
99212 Established patient office or other outpatient visit with straightforward medical decision making, if using time, 10 minutes or more
333 221 $79.43 $52.01
12032 Intermediate repair of wound of scalp, underarms, trunk, arms, or legs, 2.6-7.5 cm
257 229 $422.97 $234.11
17312 Removal and microscopic exam of growth of head, neck, hands, feet, or genitals, each additional stage, 1-5 tissue blocks
171 125 $574.22 $376.79
17313 Removal and microscopic exam of growth of trunk, arms, or legs, 1-5 tissue blocks
152 133 $890.18 $562.42
11603 Removal of cancer skin growth of body, arms, or legs, 2.1-3.0 cm
118 103 $388.89 $127.63
11602 Removal of cancer skin growth of body, arms, or legs, 1.1-2.0 cm
108 98 $341.59 $113.22
12052 Intermediate repair of wound of face, ears, eyelids, nose, lips, or mouth, 2.6-5.0 cm
100 95 $439.07 $152.86
99213 Established patient office or other outpatient visit with low level od decision making, if using time, 20 minutes or more
67 57 $128.29 $83.98
13121 Complicated repair of wound of scalp, arms, or legs, 2.6-7.5 cm
63 60 $589.84 $273.75
13101 Complicated repair of wound of trunk, 2.6-7.5 cm
55 52 $551.62 $309.67
13132 Complicated repair of wound of forehead, cheeks, chin, mouth, neck, underarms, genitals, hands, or feet, 2.6-7.5 cm
54 52 $655.47 $238.93
12042 Intermediate repair of wound of neck, hands, feet, or genitals, 2.6-7.5 cm
52 50 $431.83 $164.10
17003 Destruction of precancer skin growth, 2-14 growths
38 15 $12.40 $6.11
11402 Removal of noncancer skin growth of body, arms, or legs, 1.1-2.0 cm
34 32 $240.09 $85.71
14301 Repair of wound by transferring skin, 30.1-60.0 sq cm
33 33 $1498.18 $983.54
17000 Destruction of precancer skin growth, 1 growth
26 25 $94.57 $50.25
12053 Intermediate repair of wound of face, ears, eyelids, nose, lips, or mouth, 5.1-7.5 cm
22 22 $503.42 $172.68
14302 Repair of wound by transferring skin, each additional 30.0 sq cm
22 11 $293.46 $192.51
J3301 Injection, triamcinolone acetonide, not otherwise specified, 10 mg
22 16 $1.43 $0.94
11900 Injection into skin growth, 1-7 growths
19 17 $80.08 $49.89
13102 Complicated repair of wound of trunk, each additional 5.0 cm or less
19 19 $160.58 $99.87
12034 Intermediate repair of wound of scalp, underarms, trunk, arms, or legs, 7.6-12.5 cm
17 17 $465.53 $242.62
13122 Complicated repair of wound of scalp, arms, or legs, each additional 5.0 cm or less
17 16 $175.24 $115.07
13152 Complicated repair of wound of eyelids, nose, ears, or lip, 2.6-7.5 cm
17 17 $689.68 $226.65

(top 25 shown)

Source: CMS Part B by Provider and Service, 2024; services under 11 beneficiaries omitted by CMS. Privacy limits

Submitted charges are billed amounts, not a price quote for your visit.

Medicare Part D Prescribing Profile & Medications

Medicare Part D prescriptions filled, including refills, in 2024.

CMS Part D ยท Data Year 2024
Prescription Year:
Brand Name Generic Name Prescriptions Day Supply Total Cost Patients
Doxycycline Monohydrate Doxycycline Monohydrate 481 3,487 $4,575.42 411
Mupirocin Mupirocin 338 5,699 $2,167.38 229
Doxycycline Hyclate Doxycycline Hyclate 121 894 $728.01 114
Hydrocodone-Acetaminophen Hydrocodone/Acetaminophen 41 101 $162.36 32
Cephalexin Cephalexin 38 243 $216.20 34
Triamcinolone Acetonide Triamcinolone Acetonide 12 327 $132.60 โ€”

Source: CMS Part D by Provider and Drug, 2024; rows below 11 claims omitted by CMS; volume isn’t quality. Privacy limits

Specialties & License Numbers Reported to NPPES

Self-certified to NPPES: 2024-06-11
Dermatology Primary Specialty

NUCC Taxonomy Code: 207N00000X

License # reported to NPPES IL 036165389

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

License # reported to NPPES IN 01088106A

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.

Check License Status with the State Board License numbers are self-reported to NPPES; T-MedInfo does not confirm them against state records. Current status: Illinois Department of Financial and Professional Regulation.
Look Up on State Board Site

Medicare (PECOS) Enrollment & Ordering Eligibility

Source: CMS PECOS
Medicare FFS Enrollment Status Medicare Enrollment on File
CMS Provider Specialty

PRACTITIONER - DERMATOLOGY

Medicare Enrollment ID

I20220803000274

Enrollment State Jurisdiction

IN

PECOS Control ID

7113297284

Medicare Order & Referring Eligibility
Clinical Lab & Imaging (Part B) Eligible
Durable Medical Equipment (DME) Eligible
Home Health Agency (HHA) Eligible
Power Mobility Devices (PMD) Eligible

Sources: CMS Provider Enrollment and Order and Referring. Medicare enrollment is a billing status, not an accreditation or quality rating.

Medicare Group Practice Enrollments

Source: CMS Doctors and Clinicians National Downloadable File, CMS release of October 2, 2026

Dermio Dermatology Llc

9200 Calumet Ave, Munster, IN 463212885

Phone: 2192284200

Illinois Dermatology Institute, Llc

1200 Shermer Rd, Northbrook, IL 600624565

Phone: 8475590090

Illinois Dermatology Institute, Llc

9711 Skokie Blvd, Skokie, IL 600771384

Phone: 8476759711

Secondary Practice Locations

1701 Divisadero St

San Francisco, CA 941153011

Phone: 4153537800

Clinicians Sharing This Practice Address or Phone

Clinicians sharing this NPPES address, phone or fax; a shared contact does not mean they work together.

8 listed
Sarah Anderson , PA-C

Physician Assistant

NPI 1821561077

Physician Assistant (Certified)

NPI 1770524043

Doctor of Osteopathic Medicine (D.O.)

NPI 1063886844

Doctor of Medicine (M.D.)

Dr. Prema Nanavaty , MD

Internal Medicine - Pulmonary Disease

NPI 1700044112

Doctor of Medicine (M.D.)

Berin O'neill , PA-C

Physician Assistant

NPI 1295477578

Physician Assistant (Certified)

Dr. Maxim Polansky , MD

Dermatology - MOHS-Micrographic Surgery

NPI 1275913006

Doctor of Medicine (M.D.)

Career & Practice History Timeline

Changes recorded in monthly NPPES data files: addresses, names, credentials, specialties and NPI status

12 Historical Events
๐Ÿ“
Updated Practice Location June 11, 2024

Registered at 1725 W HARRISON ST STE 264, CHICAGO, IL 606123844 (Tel: 3126946647)

๐Ÿ“
Updated Business Mailing Address June 11, 2024

Registered at 1725 W HARRISON ST STE 264, CHICAGO, IL 606123844 (Tel: 3126946647)

๐Ÿข
Secondary Practice Location Registered June 11, 2024

Additional practice office at 1701 Divisadero St, San Francisco, CA 941153011

๐ŸŽ“
Medical Taxonomy / Specialty Registered (Primary Specialty) November 23, 2022

Dermatology (license number reported to NPPES: IN 01088106A)

๐Ÿ“
Updated Practice Location July 02, 2021

Registered at 1701 DIVISADERO ST, SAN FRANCISCO, CA 941153011 (Tel: 4153537800)

๐Ÿ“
Updated Business Mailing Address July 02, 2021

Registered at 1701 DIVISADERO ST, SAN FRANCISCO, CA 941153011 (Tel: 4153537800)

โœ…
NPI Profile Active March 21, 2017

NPI status registered as active in NPPES database

๐Ÿ“
Practice Location (Initial Record) March 21, 2017

Registered at 2160 S 1ST AVE, MAYWOOD, IL 601533328 (Tel: 7082164943)

๐Ÿ“
Business Mailing Address (Initial Record) March 21, 2017

Registered at 2160 S 1ST AVE, MAYWOOD, IL 601533328 (Tel: 7082164943)

๐Ÿ‘ค
Provider Name / Credentials (Initial Record) March 21, 2017

Recorded as DAVID ROSENFELD, M.D.

๐ŸŽ“
Medical Taxonomy / Specialty Registered (Primary Specialty) March 21, 2017

Student in an Organized Health Care Education/Training Program

๐ŸŸข
Initial NPI Registration & Enumeration March 21, 2017

First registered as active Individual Practitioner in NPPES Database.

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NPI Administrative Meta

NPI Number: 1679004832
Entity Type:
Individual Provider Physician, Nurse Practitioner, or Solo Healthcare Professional (Type 1 NPI)
Enumeration Date: March 21, 2017
Last Update: June 11, 2024
Sole Proprietor: Yes

Other Dermatology Specialists in Chicago

All Dermatology Specialists in Chicago

Mailing Address

1725 W Harrison St Ste 264

Chicago, IL 606123844

Phone: 3126946647

About This Data NPPES fields (address, phone, specialty, license) are self-reported and may be outdated; Medicare fields follow the CMS dataset named in each section. Correct directly at NPPES.