DR. TYMON HORN (DO) – Emergency Medicine Physician, NPI 1104311786

DR. TYMON HORN (DO) is a healthcare provider. based in Grand rapids, Michigan. specializing in EMERGENCY MEDICINE. They hold the professional credentials DO. They hold a License No. 5101025951 (MI). The NPI Number for DR. TYMON HORN (DO) is 1104311786

Main info

Male
8 Years Of Experience
Accepts Medicare Assignment
Name
DR. TYMON HORN (DO)
NPI
1104311786
Phone
(616) 975-1845
Address
4100 EMBASSY DR SE STE 400
Enumeration Date
26 June 2018
Last Update Date
4 June 2025

Doctor Profile

Medical School Name
MICHIGAN STATE UNIVERSITY COLLEGE OF OSTEOPATHIC MEDICINE
Secondary Phone
8002486777
Graduation Year
2018 (8 years ago)
PAC ID
1658784939
Group Practice PAC ID
3173892627
Professional Enrollment ID
I20210623001526
Address ID
MI497702212PE416XXAVEX300
Data current as of
20 May 2026

Profile Insights

NPPES metrics only — not quality of care.

Methodology
Experience43
Completeness75
Years active:7State licenses:1Digital endpointsOther names

2,673 EMERGENCY MEDICINE in OH

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Provider Addresses for DR. TYMON HORN (DO)

  • 4100 EMBASSY DR SE STE 400

    GRAND RAPIDS, MI 495462416

    Phone: (616) 975-1845

    Fax: (616) 285-0846

    Type: Mailing

  • 3000, Arlington Avenue, Toledo, Lucas County, Ohio, 43614, United States

    TOLEDO, OH 436142595

    Phone:

    Type: Mailing

  • 748 S MAIN ST

    CHEBOYGAN, MI 497212220

    Phone: (231) 487-2490

    Type: Location

NPPES updates history

No NPPES updates recorded for this provider.

Prescription Activity

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Open Payments (CMS)

CMS reports 1 Open Payments records for all available years, with a total value of $19.

Total Amount is formed as General ($19) + Research ($0) + Ownership ($0) = $19.

Last reported payment date: 2024-04-29 • Largest payer in this snapshot: Genentech USA, Inc. ($19).

Total Amount

$19

General + Research + Ownership

Payments

1

Total payment records

General Amount

$19

General payments

Research Amount

$0

Research funding

Ownership Amount

$0

Ownership interests

Ownership Count

0

Ownership records

Last Payment Date

2024-04-29

Latest reported date

Top Companies

Largest payers in this snapshot

CompanyAmount
Genentech USA, Inc.$19
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: 2021-06-23

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
I20210623001526IEmergency MedicineMITBD

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 making181175$0
99284Emergency department visit with moderate level of medical decision making158150$0
99291Critical care, first 30-74 minutes5252$0
99283Emergency department visit with low level of medical decision making3333$0
View full utilization report →

Insurance plans in this area (ZIP 49546)

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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: 3173892627View full group profile
NameSpecialtyState
Emergency MedicineMI
Nurse PractitionerMI
Nurse PractitionerMI
Emergency MedicineOH
Emergency MedicineMI
Emergency MedicineMI
Emergency MedicinePA
-MI
-MI
-MI

Reviews

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Frequently asked questions

What federal number belongs to DR. TYMON HORN (DO)?
The federal identifier for DR. TYMON HORN (DO) is NPI 1104311786.
Does this profile mean DR. TYMON HORN (DO) is currently active?
Yes — DR. TYMON HORN (DO) appears active in the national provider directory.
Does DR. TYMON HORN (DO) list a primary specialty?
If you are matching referrals, note Emergency Medicine Physician for DR. TYMON HORN (DO). Clinical services aligned with this taxonomy classification.
Where is DR. TYMON HORN (DO)'s primary listing?
We display Grand Rapids, Michigan because that is what the record indicates for DR. TYMON HORN (DO).
Is this NPI for an individual or an organization?
This listing corresponds to an Individual Provider.

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