DR. THOMAS V O'HAGAN M.D.
NPI 1124273958
Orthopaedic Surgery - Sports Medicine in Traverse City, MI

Active since November 20, 2008PECOS EnrolledAccepts Medicare Assignment
4045 W ROYAL DR, TRAVERSE CITY, MI 49684(231) 935-0900 Get Directions Write a Review

NPPES record last updated: December 1, 2022. Verified against the NPPES registry weekly; last sync: October 25, 2026.

Record update history: Dec 1, 2022, Nov 2, 2022 (2 updates tracked since 2022).

About Dr. Thomas V O'hagan M.d. NPPES

Official registry information on file with the National Plan and Provider Enumeration System.

DR. THOMAS V O'HAGAN M.D. (NPI 1124273958) is an individual sports medicine provider in Traverse City, Michigan, licensed in Michigan (4301103987) and active in the NPI registry since November 2008. He is enrolled in Medicare PECOS, is affiliated with Munson Medical Center, and maintains 3 additional practice locations.

NPPES Registry Identity

NPI1124273958
Entity TypeIndividualMale
Primary Taxonomy207XX0005X
Provider Legal NameDR. THOMAS V O'HAGANCredential: M.D.
Location Address4045 W ROYAL DRTraverse City, MI 49684-8965
Mailing Address4045 W Royal DrTraverse City, MI 49684-8965 · (231) 935-0900
Sole ProprietorNo
Medical School CMSNew York Medical CollegeGraduated 2007
Enumeration DateNovember 20, 2008
Last NPPES UpdateDecember 1, 20222 updates tracked since enumeration
NPPES CertifiedDecember 1, 2022
✔ NPI 1124273958 is a valid, active identifier and passes the ISO check-digit test.

Specialties & Licenses 2

★ Primary SpecialtyOrthopaedic Surgery · Sports MedicineAllopathic & Osteopathic Physicians
Taxonomy Code207XX0005X
License✔ Licensed in MI · 4301103987
Definition
An orthopaedic surgeon trained in sports medicine provides appropriate care for all structures of the musculoskeletal system directly affected by participation in sporting activity. This specialist is proficient in areas including conditioning, training and fitness, athletic performance and the impact of dietary supplements, pharmaceuticals, and nutrition on performance and health, coordination of care within the team setting utilizing other health care professionals, field evaluation and management, soft tissue biomechanics and injury healing and repair. Knowledge and understanding of the principles and techniques of rehabilitation, athletic equipment and orthotic devices enables the specialist to prevent and manage athletic injuries.
Also ListedOrthopaedic SurgeryTaxonomy 207X00000X · License 125-053236 (IL)
4045 W ROYAL DR, Traverse City, MI 49684

Secondary Practice Locations 3

Location 1419 S Coral StKalkaska, MI 49646-2503 · Phone (231) 258-7777 · Fax (231) 258-7786
Location 28872 Professional Dr Ste BCadillac, MI 49601-8482 · Phone (231) 779-0320 · Fax (231) 779-1367
Location 31105 Sixth StTraverse City, MI 49684-2345 · Phone (231) 779-0320 · Fax (231) 779-1367

Accepted Insurance

Medicare Participation & PECOS CMS

Medicare enrollment, assignment, billing reassignment, and ordering and referring status from CMS.

Medicare Enrollment Status

✔

Enrolled in Medicare and accepts Medicare assignment

Dr. Thomas V O'hagan M.d. is registered in PECOS and agrees to accept the Medicare-approved amount as full payment. Medicare patients are not billed beyond the standard deductible and coinsurance.

PECOS PAC ID4183858269
PECOS Enrollment IDI20131002000603
Eligible to Order & Refer✔ Part B Labs & Imaging✔ Durable Medical Equipment✔ Home Health Agency✔ Power Mobility DevicesPer the CMS Ordering and Referring file. Eligibility means Medicare pays claims that this provider orders or refers for these categories.

Medicare Billing Reassignments

5

Medicare enrollment records show Thomas O'hagan reassigns Medicare billing to 5 organizations. Each organization bills Medicare for the services this provider delivers there; the nearest is listed first.

Orthopaedic Surgery
4045 W ROYAL DR
Traverse City, MI 49684
  • Reassigned Medicare billing, Michigan enrollment
  • Medicare enrollment name: Great Lakes Orthopaedic Center PC
  • 28 clinicians in this Medicare group
Neurology
3922 CEDAR RUN RD
Traverse City, MI 49684
  • Reassigned Medicare billing, Michigan enrollment
  • 492 clinicians in this Medicare group
Psychiatry
1105 SIXTH ST STE D6
Traverse City, MI 49684
  • Reassigned Medicare billing, Michigan enrollment
  • 156 clinicians in this Medicare group
End-Stage Renal Disease (ESRD) Treatment
415 2ND ST.
Kalkaska, MI 49646
  • Reassigned Medicare billing, Michigan enrollment
  • 90 clinicians in this Medicare group
Orthopaedic Surgery
1400 MERCY DR, STE 100
Muskegon, MI 49444
  • Reassigned Medicare billing, Michigan enrollment
  • 79 clinicians in this Medicare group

Source: CMS Revalidation Reassignment List, October 2026 release. Reassignment records can lag staffing changes; confirm a current affiliation with the organization.

Areas of Expertise CMS Part B claims 17

Services this provider delivered to Medicare fee-for-service patients, from the CMS Medicare utilization data. Higher counts generally reflect more experience with a service; care delivered outside Medicare is not included.

Injection, triamcinolone acetonide, not otherwise specified, 10 mg J3301
Triamcinolone acetonide is a medication used to reduce inflammation in the body. It's given as a 10 mg injection for conditions like allergies, arthritis, or skin problems. The injection helps to decrease swelling, redness, and itching.
204 services27 patients
X-ray of knee, 4 or more views 73564
An X-ray of the knee, 4 or more views, is a non-invasive imaging test. It involves capturing multiple images of your knee from different angles. This helps in diagnosing conditions such as fractures, arthritis, or infections. The procedure is quick and painless.
150 services96 patients
Established patient office or other outpatient visit with low level od decision making, if using time, 20 minutes or more 99213
This is a routine visit for patients who have already been seen by the healthcare provider. During this approximately 20-29 minute appointment, your health status will be evaluated and any necessary treatments or tests will be discussed. It's a chance to address any health concerns you may have.
96 services79 patients
New patient office or other outpatient visit with low level of medical decision making, if using time, 30 minutes or more 99203
This service involves an initial office or outpatient visit for a new patient. The healthcare professional will spend 30-44 minutes understanding your health history, current issues, and discussing possible treatment plans. It's a comprehensive evaluation to start your healthcare journey.
64 services64 patients
Aspiration and/or injection of fluid from large joint 20610
This procedure involves using a needle to remove (aspiration) or introduce (injection) fluid into a large joint like the knee or hip. It can help diagnose conditions, relieve discomfort, or deliver medication directly to the joint.
50 services47 patients
X-ray of shoulder, minimum of 2 views 73030
An X-ray of the shoulder, with a minimum of 2 views, is a non-invasive imaging test. It uses a small amount of radiation to produce images of your shoulder bones. This helps in diagnosing conditions like fractures, arthritis, or other abnormalities. The procedure is quick and painless.
41 services38 patients

Hospital Affiliations CMS Care Compare 4

Hospitals where this provider delivers care, identified from recent Medicare claims and place-of-service records.

Munson Medical Center

Acute Care Hospitals · Traverse City, MI
5/5 CMS rating
OwnershipVoluntary non-profit - Other
CMS Certification Number230097
Location1105 Sixth StreetTraverse City, MI 49684 · Grand Traverse County
Emergency services Birthing friendly

Paul Oliver Memorial Hospital

Critical Access Hospitals · Frankfort, MI
OwnershipGovernment - Local
CMS Certification Number231300
Location224 Park AvenueFrankfort, MI 49635 · Benzie County
Emergency services

Kalkaska Memorial Health Center

Critical Access Hospitals · Kalkaska, MI
OwnershipGovernment - Hospital District or Authority
CMS Certification Number231301
Location419 S CoralKalkaska, MI 49646 · Kalkaska County
Emergency services

Charlevoix Area Hospital

Critical Access Hospitals · Charlevoix, MI
OwnershipVoluntary non-profit - Other
CMS Certification Number231322
Location14700 Lakeshore DriveCharlevoix, MI 49720 · Charlevoix County
Emergency services Birthing friendly

Referred Medical Equipment & Supplies CMS DME claims

Durable medical equipment, devices and supplies this provider ordered from DME suppliers for patients, from Medicare fee-for-service claims.

Shoulder orthosis, acromio/clavicular (canvas and webbing type), prefabricated, off-the-shelf L3670
DME-Orthotic Devices · category DF000N
3 suppliers26 claims26 services$85.53 avg. paid by Medicare
Dollar amounts are the average Medicare paid the supplier per service. They are not the cost to the patient.

Other Providers at the Same Location NPPES 20

Providers registered at the same practice address, or within the immediate area, according to the NPPES registry.

Physical Therapist
4045 W ROYAL DR
TRAVERSE CITY, MI 49684
Physical Therapy Assistant
4045 W ROYAL DR
TRAVERSE CITY, MI 49684
Orthopaedic Surgery
4045 W ROYAL DR
TRAVERSE CITY, MI 49684
Physician Assistant
4045 W ROYAL DR
TRAVERSE CITY, MI 49684
Nurse Practitioner
4045 W ROYAL DR
TRAVERSE CITY, MI 49684
Physical Therapy Assistant
4045 W ROYAL DR
TRAVERSE CITY, MI 49684
Physical Therapist (Orthopedic)
4045 W ROYAL DR
TRAVERSE CITY, MI 49684
Physical Therapy Assistant
4045 W ROYAL DR
TRAVERSE CITY, MI 49684

Frequently Asked Questions NPPES & CMS

Common questions about this NPI record, answered from the official NPPES registry and CMS datasets shown on this page.

What is Thomas O'hagan's NPI number?

The NPI number for Thomas O'hagan is 1124273958. It was assigned to this individual provider in the NPPES registry on November 20, 2008.

Where is Thomas O'hagan located?

Thomas O'hagan practices at 4045 W Royal Dr, Traverse City, MI 49684. The listed phone number is (231) 935-0900.

What is Thomas O'hagan's specialty?

The primary specialty registered for this NPI is Orthopaedic Surgery, specializing in Sports Medicine, with taxonomy code 207XX0005X.

Is Thomas O'hagan enrolled in Medicare?

Yes. Thomas O'hagan is registered in the Medicare PECOS system and accepts Medicare assignment, which means accepting the Medicare-approved amount as payment in full for covered services.

Which organizations bill Medicare for Thomas O'hagan's services?

According to the CMS Revalidation Reassignment List (October 2026 release), Thomas O'hagan reassigns Medicare benefits to 5 organizations: Great Lakes Orthopaedic Center, P.C. (Traverse City, MI), Munson Medical Center (Traverse City, MI), Munson Healthcare Cadillac (Traverse City, MI), Kalkaska Memorial Health Center (Kalkaska, MI) and Orthopaedic Associates Of Muskegon, PC (Muskegon, MI). Each reassignment is filed with Medicare on form CMS-855R, signed by both the clinician and the organization, and lets the organization bill Medicare and receive payment for Thomas O'hagan's services. Reassignment records can lag staffing changes; confirm current arrangements with the organization.

What insurance does Thomas O'hagan accept?

Health plans from Blue Care Network of Michigan, Blue Cross Blue Shield of Michigan Mutual Insurance Company and Priority Health list Thomas O'hagan as in-network in at least one marketplace plan. Coverage varies by plan and year; verify with the insurer or the provider before a visit.

Is Thomas O'hagan affiliated with any hospitals?

According to CMS data, Thomas O'hagan is affiliated with Munson Medical Center, Paul Oliver Memorial Hospital, Kalkaska Memorial Health Center and Charlevoix Area Hospital.

When was this NPI record last updated?

The NPPES record for Thomas O'hagan was last updated on December 1, 2022. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 3 years ago. If this record has changed at CMS more recently, you can request an on-demand re-check against the live CMS registry, directly from this page.