Physician Profile
Andrew T. Assenmacher, M.D.
Unclaimed ProfileAbout Dr. Assenmacher
Andrew T. Assenmacher, M.D. practices orthopedic surgery in Monroe, MI. Andrew is a 2009 graduate of University of Toledo College of Medicine. Andrew is also listed as specializing in orthopaedic surgery and orthopaedic sports medicine. According to Medicare claims data, Andrew cared for 549 Medicare patients across 1,132 services. The services billed most often include injection, triamcinolone acetonide, not otherwise specified, 10 mg, x-ray of shoulder, minimum of 2 views, and established patient office or other outpatient visit with moderate level of decision making, if using time, 30 minutes or more. The provider's National Provider Identifier (NPI) is 1578791240.
Factual summary compiled by Guide.md from public records; not written by this provider.
Education & Training
Specialty
Credentials & Licensing
Medicare information
Exactly as CMS reports it (National Downloadable File, Opt-Out Affidavits, Order & Referring). Not an insurance directory; confirm coverage with the office.
Contact Information
- (734) 240-8480
- Email not available
Practice Locations
1420 N MONROE ST
Monroe, MI 48162
Conditions Commonly Evaluated or Treated
Within Orthopedic Surgery generally. Availability varies by clinician, training and location — this profile has not been claimed, so nothing here is a personal claim by the provider.
Conditions
Most searched conditions
- Arthritis
- Carpal tunnel
- Rotator cuff tear
- Sciatica
- Torn Achilles tendon
- Torn ACL
- Torn meniscus
Elbow, hand, and wrist
- Cubital tunnel syndrome
- Golfer's elbow
- Tennis elbow
- Trigger finger
- Wrist fracture
Foot and ankle
Hip
- Hip labral tear
- Lateral hip pain and trochanteric bursitis
Shoulder
- Broken collarbone
- Frozen shoulder
- Shoulder impingement
- Dislocated joint
Sports and soft tissue
- Stress fracture
Trauma and bone
Foot & Ankle
Spine
Procedures & services
Most searched procedures
- Achilles tendon repair
- ACL reconstruction
- Carpal tunnel surgery
- Hip replacement
- Knee replacement
Evaluation and nonsurgical
- Cast placement and management
Arthroscopy
- Hip arthroscopy
- Rotator cuff repair
- Shoulder arthroscopy
Foot & Ankle
Foot and ankle
Hand & Wrist
- De Quervain's Release
Hand and upper extremity
- Cubital tunnel decompression
- Dupuytren contracture surgery
- Trigger finger release
Injections & Non-Surgical
- Knee Joint Injection
- PRP Injection
Injections & pain relief
- Cortisone Shot for Joint Pain
Joint replacement
- Partial knee replacement
- Reverse shoulder replacement
- Revision joint replacement
- Shoulder replacement
Knee
- Kneecap Stabilization Surgery
- Meniscus Surgery
Shoulder surgery
- Shoulder labrum repair
Trauma & Fractures
- Broken Hip Surgery
- Hardware Removal Surgery
Trauma and fixation
- Open reduction and internal fixation
Procedures Most Often Billed to Medicare
1,132 services · 549 patients · 16 distinct codes
| Procedure | Type | Code | Services | Compared with peers |
|---|---|---|---|---|
| Aspiration and/or injection of fluid from large joint | Procedure | 20610 |
43 | Less often than most peers in Orthopedic Surgery |
| Aspiration and/or injection of fluid large joint using ultrasound guidance | Procedure | 20611 |
20 | Less often than most peers in Orthopedic Surgery |
| Prosthetic repair of shoulder joint, total shoulder | Procedure | 23472 |
17 | Less often than most peers in Orthopedic Surgery |
| Shaving of part of shoulder bone and repair of ligament using an endoscope | Procedure | 29826 |
16 | As often as other peers in Orthopedic Surgery |
| Anchoring of biceps tendon | Procedure | 23430 |
14 | Less often than most peers in Orthopedic Surgery |
| Partial removal of collar bone at shoulder using an endoscope | Procedure | 29824 |
12 | Less often than most peers in Orthopedic Surgery |
| X-ray of shoulder, minimum of 2 views | Imaging | 73030 |
130 | More often than most peers in Orthopedic Surgery |
| X-ray of knee, 4 or more views | Imaging | 73564 |
36 | Less often than most peers in Orthopedic Surgery |
| X-ray of knee, 1-2 views | Imaging | 73560 |
25 | Less often than most peers in Orthopedic Surgery |
| X-ray of wrist, minimum of 3 views | Imaging | 73110 |
23 | As often as other peers in Orthopedic Surgery |
Source: CMS Medicare public data. Shows how often procedures were billed — not quality of care or patient satisfaction.
Related providers
Connections drawn from the registry and from what providers have told us. A link here is not a referral or an endorsement.
Other orthopedic surgeons at this location 2
Same specialty, same street address — most likely the same department or group.
Related specialists at this location 1
Clinically related specialties at the same address — the people this provider most likely works alongside.
Also at this address 4
Providers at the same street address. Each files their own registry entry, so a shared practice often appears under several different names.
More connections — 24 related providers in 3 groups
Trained at University of Toledo College of Medicine 8
Other providers in the same specialty who trained at the same institution.
Class of 2009 at University of Toledo College of Medicine 8
Providers who graduated from the same medical school in the same year.
Also performs Aspiration and/or injection of fluid from large joint 8
Providers in MI who bill this service to Medicare most often.
Common questions
What kind of doctor is Andrew T. Assenmacher?
Andrew T. Assenmacher is an orthopedic surgeon in Monroe, MI. That is the designation recorded for this NPI in the federal registry, where it is listed as “Orthopedic Surgery”.
NPI registry
What is Andrew T. Assenmacher's address?
Andrew T. Assenmacher is listed at 1420 N Monroe St, Monroe, MI 48162. Addresses come from the NPI registry and can lag a move, so confirm before travelling.
NPI registry
How can I make an appointment with Andrew T. Assenmacher?
The number on file is (734) 240-8480. Contact the office directly to confirm availability and scheduling.
NPI registry
What is Andrew T. Assenmacher's NPI number?
Andrew T. Assenmacher's National Provider Identifier is 1578791240. It is issued by the Centers for Medicare & Medicaid Services and is unique and permanent — it does not change if they move practice.
NPI registry
Where did Andrew T. Assenmacher train?
Andrew T. Assenmacher attended University of Toledo College of Medicine, graduating in 2009. This comes from the CMS National Downloadable File.
CMS public data
How long has Andrew T. Assenmacher been practicing?
Andrew T. Assenmacher has 17 years experience. Calculated from a graduation year of 2009, reported in the CMS National Downloadable File.
CMS public data
What procedures does Andrew T. Assenmacher perform?
According to Medicare billing data, Andrew T. Assenmacher performs procedures including aspiration and/or injection of fluid from large joint, aspiration and/or injection of fluid large joint using ultrasound guidance and prosthetic repair of shoulder joint, total shoulder; reads or performs imaging such as x-ray of shoulder, minimum of 2 views and x-ray of knee, 4 or more views, alongside routine visits and testing. This reflects Medicare patients only and is billing volume, not a measure of quality.
Medicare claims
Has Andrew T. Assenmacher confirmed this information?
Not yet. This profile is built from public federal data and has not been confirmed by Andrew T. Assenmacher. If this is you, claiming it is free.
Guide.md
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