MARK NELSON (MD) – Family Medicine Physician, NPI 1942277942

MARK NELSON (MD) is a healthcare provider. based in Chicago, Illinois. specializing in Family Medicine Physician. They hold the professional credentials MD. They hold a License No. 036072356 (IL). The NPI Number for MARK NELSON (MD) is 1942277942

Main info

Male
42 Years Of Experience
Accepts Medicare Assignment
Name
MARK NELSON (MD)
NPI
1942277942
Phone
(630) 469-9200
Address
1860 PAYSPHERE CIR
Enumeration Date
8 March 2006
Last Update Date
24 February 2021

Doctor Profile

Medical School Name
UNIVERSITY OF CINCINNATI COLLEGE OF MEDICINE
Secondary Phone
6308932210
Graduation Year
1984 (42 years ago)
PAC ID
9830001304
Group Practice PAC ID
5496667941
Professional Enrollment ID
I20040124000202

Contacts

Secure Messaging
mnelson566@direct.edward.org
Data current as of
19 May 2026

Profile Insights

NPPES metrics only — not quality of care.

Methodology
Experience64
Completeness85
Years active:20State licenses:1Other namesUpdated within 12 months

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Provider Addresses for MARK NELSON (MD)

  • 1860 PAYSPHERE CIR

    CHICAGO, IL 606740018

    Phone: (630) 469-9200

    Type: Mailing

  • 1800, North Main Street, Wheaton, DuPage County, Illinois, 60187, United States

    WHEATON, IL 601873112

    Phone: (630) 655-6200

    Type: Location

  • 150 E WILLOW AVE STE 300

    WHEATON, IL 601875529

    Phone: (630) 510-6900

    Fax: (630) 871-6706

    Type: Location

NPPES updates history

No NPPES updates recorded for this provider.

Prescription Activity

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Open Payments (CMS)

No Open Payments data available for this provider.

This can happen when there are no reportable CMS Open Payments records.

Medicare Enrollment & Revalidation

Source: CMS public data · Not endorsed by CMS ·

Educational use only—not medical, billing, or legal advice.

No Medicare enrollment or revalidation data available for this provider in our database.

Prepare CMS-855 application → · Look up this NPI in PECOS → · Verify on CMS PECOS

Medicare Utilization (FFS)

Source: CMS public data · Not endorsed by CMS · Beneficiary counts under 11 are suppressed in source data ·

Educational use only—not medical, billing, or legal advice.

No Medicare fee-for-service utilization data available for this provider in our database.

Insurance plans in this area (ZIP 60674)

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Provider's Procedures

MARK NELSON (MD) performs procedures in Family Medicine Physician. See the list of HCPCS codes below.
SpecialtyPractice State
HCPCS Code
Description
Service Count
Beneficiary Count
FAMILY MEDICINEIL83036Hemoglobin A1C level11259
FAMILY MEDICINEIL90670Pneumococcal vaccine for injection into muscle4444

Group practice members

Group practice members are other physicians who share the same Group Practice PAC ID with this doctor. When doctors form a group practice and register in PECOS as a single entity, they receive a shared identification number. This table lists all providers in the same group practice.
PAC ID: 5496667941View full group profile
NameSpecialtyState
DR. YOOJIN KIM PAK (M.D.)
E N D O C R I N O L O G YIL
JENNIFER LYNN BREN (PA-C)
Physician AssistantIL
SALLY SALMAN (MD)
Internal MedicineIL
DANIELLE SCAMPINI (CNP)
Nurse PractitionerIL
MRS. LAUREN WRIGHT ROSSING (PT, DPT)
-IL
NICOLE MARIE LESAK (PT, DPT)
-IL
PETER MICHAEL KERWIN (MD)
-IL
DR. JOHN DONGAS (M.D.)
-IL
RONALD SLONEK (MD)
-IL
AGNIESZKA JACKSON
Physical Therapist In Private PracticeIL

Reviews

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Frequently asked questions

What is MARK NELSON (MD)'s NPI number?
MARK NELSON (MD)'s NPI is 1942277942 — the number used across U.S. healthcare to identify this provider.
Active or inactive — what applies to MARK NELSON (MD)?
You should see MARK NELSON (MD) as active in CMS-hosted NPPES data.
What clinical focus is listed for MARK NELSON (MD)?
At a glance, MARK NELSON (MD) is tied to Family Medicine Physician. Clinical services aligned with this taxonomy classification.
Is MARK NELSON (MD) associated with Chicago?
Public fields place MARK NELSON (MD) around Chicago, Illinois. Always confirm the exact site before visiting.
Can I trust this NPI listing for MARK NELSON (MD)?
The listing is sourced from the national NPI registry. If something looks off, compare with NPPES and the clinic's website.

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