Timothy Mahon, M.D.

Individual provider Active NPI Emergency Medicine Physician · Lansing, MI

NPI 1194012807 · NPPES record last updated Feb 16, 2016

Key facts

NPI
1194012807
Entity type
Individual (NPI type 1)
Primary specialty
Emergency Medicine Physician 207P00000X
License
4301099350 (MI)
Practice address
1215 E Michigan Ave
Lansing, MI 48912-1811
Phone
(517) 364-1000
NPI assigned
Jul 1, 2011
Sex
Male
Sole proprietor
No

Organizations & group practices 15

Organizations this provider is connected to: Medicare benefit reassignments (the organization bills Medicare for this provider’s services), Care Compare group memberships and National Provider Directory roles.

Hospital & facility affiliations 2

Hospitals and other facilities this clinician is affiliated with according to Medicare Care Compare.

Medicare Care Compare profile

Specialty
Emergency Medicine
Also: Family Practice
Education
Michigan State University College of Osteopathic Medicine, 2011
Medicare assignment
Accepts the Medicare-approved amount as payment in full
Group practices
McLaren Hospital Group (366 clinicians)
Helen Newberry Joy Hospital (36 clinicians)

Practice addresses (Care Compare)

1900 Columbus Ave
Bay City, MI 48708-6831
Phone (989) 894-3000

502 W Harrie St
Newberry, MI 49868-1209
Phone (906) 293-9200

Hospital & facility affiliations

  • McLaren Bay Region Hospital · Bay City, MI · CCN 230041
  • Helen Newberry Joy Hospital Hospital · Newberry, MI · CCN 231304

Medicare participation

Medicare fee-for-service enrollment
Enrolled in MI
Eligible to order & refer
Part B services: Yes · DME: Yes · Home health: Yes · Power mobility devices: Yes · Hospice: Yes

Medicare enrollment records

Enrollment IDStateProvider typePAC IDDetails
I20160302002078 MI Practitioner - Emergency Medicine
Practitioner - Family Practice
2365664729 Reassigns benefits to 8 organizations

National Provider Directory

Medicare enrollment (NPD)
Yes
Credentials
Doctor of Medicine

State licenses

LicenseStateTypeSpecialty
MD.207280LAMDEmergency Medicine Physician
4301099350MIMDEmergency Medicine Physician

Practice roles

OrganizationSpecialtyStatusNew patients
Hillsdale Emergency Physicians, P.C. Emergency Medicine Current
since Feb 5, 2020
Accepting new patients
Sparrow Ionia Hospital Current
since Mar 1, 2016
Accepting new patients
Helen Newberry Joy Hospital & Healthcare Center Current Accepting new patients
Sparrow Ionia Hospital Emergency Medicine Current
since Mar 1, 2016
Accepting new patients
Degara App, PLLC Emergency Medicine Current
since Jul 2, 2019
Accepting new patients
Portage Physician Practices Inc Emergency Medicine Current
since Sep 29, 2021
Accepting new patients
Sparrow Ionia Hospital Current Accepting new patients
McLaren Hospital Group Emergency Medicine Current
since Jul 1, 2025
Accepting new patients
Helen Newberry Joy Hospital & Healthcare Center Current
since Apr 22, 2024
Accepting new patients
Portage Physician Practices Inc Current
since Sep 29, 2021
Accepting new patients
Helen Newberry Joy Hospital & Healthcare Center Current
since Apr 22, 2024
Accepting new patients

Locations

8175 Reliable Pkwy
Chicago, IL 60686

1900 Columbus Ave
Bay City, MI 48708
Phone (989) 894-3000

401 N Hooper St
Caro, MI 48723
Phone (517) 673-3141

401 S Ballenger Hwy
Flint, MI 48532
Phone (810) 342-1000

500 Campus Dr
Hancock, MI 49930
Phone (906) 483-1000

500 Campus Dr
Ste 5
Hancock, MI 49930
Phone (906) 483-1700

168 S Howell St
Hillsdale, MI 49242
Phone (517) 437-4451

3565 S State Rd
Ionia, MI 48846
Phone (616) 523-1355

550 E Washington St
Ionia, MI 48846
Phone (616) 523-1600

1215 E Michigan Ave
Lansing, MI 48912
Phone (517) 336-8080

401 W Greenlawn Ave
Lansing, MI 48910
Phone (517) 334-2286

502 W Harrie St
Newberry, MI 49868
Phone (906) 293-9131

50 N Perry St
Pontiac, MI 48342
Phone (248) 338-5300

805 W Cedar St
Standish, MI 48658
Phone (989) 846-3500

2110 S M 76
West Branch, MI 48661
Phone (989) 345-4884

Interoperability endpoints

  • Direct secure messaging: tmahon142704@mymichiganhealth.midirect.net

Specialties & licenses

Specialty (taxonomy)CodeLicenseStatePrimary
Emergency Medicine Physician 207P00000X MD.207280 LA
Emergency Medicine Physician 207P00000X 4301099350 MI Yes

Addresses

Primary practice location

1215 E Michigan Ave
Lansing, MI 48912-1811

Mailing address

5157 Navajo TRL
Pinckney, MI 48169-9397
Phone (517) 862-2933

Other identifiers

IdentifierTypeStateIssuer
2188763MedicaidLA

Other providers in Lansing, MI

All providers in Lansing, MI · Emergency Medicine Physician in Michigan

Sources for this page

Verify at the official NPI Registry.