SEAN ATCHISON (D.O.) – Emergency Medicine Physician, NPI 1922047653

SEAN ATCHISON (D.O.) is a healthcare provider. based in Ann arbor, Michigan. specializing in EMERGENCY MEDICINE. They hold the professional credentials D.O.. They hold a License No. 036-109174 (IL). The NPI Number for SEAN ATCHISON (D.O.) is 1922047653

Main info

Male
26 Years Of Experience
Accepts Medicare Assignment
Name
SEAN ATCHISON (D.O.)
NPI
1922047653
Phone
(734) 995-3764
Address
2000 GREEN RD
Enumeration Date
6 June 2006
Last Update Date
27 January 2011

Doctor Profile

Medical School Name
MIDWESTERN UNIVERSITY, CHICAGO COLLEGE OF OSTEOPATHIC MED
Secondary Phone
8159422129
Graduation Year
2000 (26 years ago)
PAC ID
4183697584
Group Practice PAC ID
0345212841
Professional Enrollment ID
I20040813001225
Address ID
IL604501463MO150XXSTXX400
Data current as of
19 May 2026

Profile Insights

NPPES metrics only — not quality of care.

Methodology
Experience54
Completeness75
Years active:20State licenses:1Digital endpointsOther names

2,845 EMERGENCY MEDICINE in IL

Loading map...

Provider Addresses for SEAN ATCHISON (D.O.)

  • Emergency Physicians Medical Group, 2000, Green Road, Ann Arbor, Washtenaw County, Michigan, 48105, United States

    SUITE 300

    ANN ARBOR, MI 481051598

    Phone: (734) 995-3764

    Type: Mailing

  • Riverside Medical Center, 350, North Wall Street, Kankakee, Kankakee County, Illinois, 60901, United States

    KANKAKEE, IL 609012901

    Phone: (815) 933-1671

    Type: Location

NPPES updates history

No NPPES updates recorded for this provider.

Prescription Activity

Loading prescription activity...

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.

PECOS enrollment status

Participating (accepts Medicare assignment)

Enrollment effective: 2004-08-13

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
I20040813001225IEmergency 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
99284Emergency department visit with moderate level of medical decision making234221$0
99285Emergency department visit with high level of medical decision making163149$0
99291Critical care, first 30-74 minutes5655$0
99283Emergency department visit with low level of medical decision making1313$0
View full utilization report →

Insurance plans in this area (ZIP 48105)

Loading plans...

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: 0345212841View full group profile
NameSpecialtyState
-IL
Emergency MedicineIN
Nurse PractitionerIL
Emergency MedicineIL
Emergency MedicineIL
Nurse PractitionerIL
Nurse PractitionerIL
Nurse PractitionerIL

Reviews

All reviews are moderated before publication. Reviews reflect users' opinions; we do not verify the accuracy of individual reviews.

No reviews yet. Be the first to share your experience — your opinion helps families compare providers.

Frequently asked questions

Is there an official ID for SEAN ATCHISON (D.O.) in U.S. healthcare records?
The official identifier for SEAN ATCHISON (D.O.) is NPI 1922047653.
Is SEAN ATCHISON (D.O.) still an active registrant?
SEAN ATCHISON (D.O.) carries an active NPI according to the public dataset.
How would a patient describe SEAN ATCHISON (D.O.)'s focus?
For SEAN ATCHISON (D.O.), the primary taxonomy reads as Emergency Medicine Physician. Clinical services aligned with this taxonomy classification.
What practice footprint exists for SEAN ATCHISON (D.O.)?
Travel planning: use Ann Arbor, Michigan as the reference point for SEAN ATCHISON (D.O.), then confirm.
Does inactive status remove historical data?
Historical rows can remain visible after status changes — read the dates carefully.

Similar Providers

DR. GINA Y JORDAN (MD)

Emergency Medicine Physician
27 KEMMERLIN LANE
NPI: 1225032741

BRIAN M TREON (MD)

Emergency Medicine Physician
Home Street, Georgetown, Steinbach, Manitoba, R5G 0C9, Canada
NPI: 1508861089

DR. ROBERT WOODWORTH SHAFFER (MD)

Emergency Medicine Physician
KMS Building, 3621, South State Street, Ann Arbor, Washtenaw County, Michigan, 48108, United States
NPI: 1083608640

DR. MICHELLE M. DANIEL (MD)

Emergency Medicine Physician
South State Street, Ann Arbor, Washtenaw County, Michigan, 48108-1774, United States
NPI: 1801879861

DR. BRIAN T WEST (MD)

Emergency Medicine Physician
DEPT CH 17767
NPI: 1043293897
South State Street, Ann Arbor, Washtenaw County, Michigan, 48108-1774, United States
NPI: 1568449916

DR. ANDREW NOBUHIDE HASHIKAWA (M.D.)

Emergency Medicine Physician
South State Street, Ann Arbor, Washtenaw County, Michigan, 48108-1774, United States
NPI: 1528046810

JASON JERARD HAM (MB, BCH, BAO)

Internal Medicine Physician
1500 East Medical Center Dr
NPI: 1275513624