MARC A DORFMAN (MD) – Emergency Medicine Physician, NPI 1912908583

MARC A DORFMAN (MD) is a healthcare provider. based in Barrington, Illinois. specializing in EMERGENCY MEDICINE. They hold the professional credentials MD. They hold a License No. 036086890 (IL). The NPI Number for MARC A DORFMAN (MD) is 1912908583

Main info

Male
35 Years Of Experience
Accepts Medicare Assignment
Name
MARC A DORFMAN (MD)
NPI
1912908583
Phone
(847) 381-9600
Address
PO BOX 98
Enumeration Date
4 August 2005
Last Update Date
7 August 2018

Doctor Profile

Medical School Name
UNIVERSITY OF ILLINOIS COLLEGE OF MED (CHI/PEOR/ROCK/CHM-URB)
Secondary Phone
7737748000
Graduation Year
1991 (35 years ago)
PAC ID
1355324674
Group Practice PAC ID
3274793633
Professional Enrollment ID
I20040609000255
Address ID
IL606313707CH7435XAVEX400
Data current as of
19 May 2026

Profile Insights

NPPES metrics only — not quality of care.

Methodology
Experience63
Completeness75
Years active:20State licenses:2Digital endpointsOther names

2,845 EMERGENCY MEDICINE in IL

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Provider Addresses for MARC A DORFMAN (MD)

  • 98, East Lake Road, Willow Grove, Penn Yan, Milo, Yates County, New York, 14527, United States

    BARRINGTON, IL 600110098

    Phone: (847) 381-9600

    Type: Mailing

  • 450, IL 22, North Barrington, Illinois, 60010, United States

    BARRINGTON, IL 60010

    Phone: (847) 381-9600

    Fax: (616) 285-0846

    Type: Location

NPPES updates history

No NPPES updates recorded for this provider.

Prescription Activity

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Open Payments (CMS)

CMS reports 2 Open Payments records for all available years, with a total value of $54.

Total Amount is formed as General ($54) + Research ($0) + Ownership ($0) = $54.

Last reported payment date: 2024-11-14 • Largest payer in this snapshot: Inari Medical, Inc. ($54).

Total Amount

$54

General + Research + Ownership

Payments

2

Total payment records

General Amount

$54

General payments

Research Amount

$0

Research funding

Ownership Amount

$0

Ownership interests

Ownership Count

0

Ownership records

Last Payment Date

2024-11-14

Latest reported date

Top Companies

Largest payers in this snapshot

CompanyAmount
Inari Medical, Inc.$54
View all Open Payments →|Open Payments Risk Radar →

Medicare Enrollment & Revalidation

Source: CMS public data · Not endorsed by CMS ·

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

PECOS enrollment status

Participating (accepts Medicare assignment)

Enrollment effective: 2004-06-09

PECOS data refreshed: 2026-05-27

Medicare revalidation (CMS due date list)

Due date not assigned yet

CMS is tracking this Medicare enrollment for revalidation, but has not published a due date.

Enrollment records

1

Earliest due date

Not assigned (TBD)

CMS data updated

2026-06-01

Revalidation progress

  1. Medicare enrolled
  2. On CMS revalidation list
  3. Due date assigned
  4. Revalidate in PECOS

CMS enrollment records

Enrollment IDTypeSpecialtyStateDue date
I20040609000255IEmergency MedicineILTBD

What to do next

  • No action required while the due date shows TBD.
  • Check the CMS Revalidation Lookup Tool periodically — CMS updates the list about every 60 days.
  • Do not submit a revalidation application in PECOS until CMS publishes a concrete due date.

Verify on CMS Revalidation Lookup Tool

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.

Top Medicare procedures (2023) · refreshed 2026-05-27

HCPCSDescriptionServicesBeneficiariesMedicare allowed
99285Emergency department visit with high level of medical decision making577558$0
99284Emergency department visit with moderate level of medical decision making242237$0
93042Electrocardiogram (ecg) 1 to 3 leads with review by physician only175168$0
99291Critical care, first 30-74 minutes8179$0
99283Emergency department visit with low level of medical decision making1818$0
View full utilization report →

Insurance plans in this area (ZIP 60011)

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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: 3274793633View full group profile
NameSpecialtyState
Nurse PractitionerIL
Emergency MedicineIL
Emergency MedicineMI
Nurse PractitionerIL
-IL
Emergency MedicineWI
Emergency MedicinePA
Emergency MedicineCA
Emergency MedicineIL
Nurse PractitionerIL

Reviews

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Frequently asked questions

What is the registry number for MARC A DORFMAN (MD)?
The registry entry for MARC A DORFMAN (MD) shows NPI 1912908583.
Should I treat MARC A DORFMAN (MD) as an active provider?
Patients and plans typically see MARC A DORFMAN (MD) as active in the national extract.
What does the directory say MARC A DORFMAN (MD) does?
Insurance directories may phrase it differently, but here MARC A DORFMAN (MD) maps to Emergency Medicine Physician. Clinical services aligned with this taxonomy classification.
Which community is linked to MARC A DORFMAN (MD)?
MARC A DORFMAN (MD) shows a connection to Barrington, Illinois in registry-derived data.
Who maintains MARC A DORFMAN (MD)'s record?
Providers certify NPPES data; CMS hosts the public file you are viewing.

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