Provider Profile
Marc A. Trzeciak, D. O. is a healthcare provider in Modesto, CA specializing in orthopaedic surgery. Marc is also listed as specializing in orthopaedic hand surgery. According to Medicare claims data, Marc cared for 572 Medicare patients across 964 services. The services billed most often include injection, triamcinolone acetonide, not otherwise specified, 10 mg, established patient office or other outpatient visit with low level od decision making, if using time, 20 minutes or more, and new patient office or other outpatient visit with low level of medical decision making, if using time, 30 minutes or more.
Summarised automatically from public NPI registry and CMS Medicare data. Not written or reviewed by this provider. Claim this profile to replace it — free, and no identity document with a practice or institutional email.
License numbers are what the provider reported to NPPES when the NPI was issued or updated. NPPES does not verify licensure; confirm current standing with the state licensing board.
Exactly as CMS reports it (National Downloadable File, Opt-Out Affidavits, Order & Referring). Not an insurance directory; confirm coverage with the office.
609 E ORANGEBURG AVE SUITE 201
Modesto, CA 95350
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.
Most searched conditions
Elbow, hand, and wrist
Foot and ankle
Hip
Shoulder
Sports and soft tissue
Trauma and bone
Foot & Ankle
Spine
Most searched procedures
Evaluation and nonsurgical
Arthroscopy
Foot & Ankle
Foot and ankle
Hand & Wrist
Hand and upper extremity
Injections & Non-Surgical
Injections & pain relief
Joint replacement
Knee
Shoulder surgery
Trauma & Fractures
Trauma and fixation
964 services · 572 patients · 13 distinct codes
| Procedure | Type | Code | Services | Compared with peers |
|---|---|---|---|---|
| Injection into tendon or ligament | Procedure | 20550 |
63 | More often than most peers in Orthopaedic Surgery |
| Aspiration and/or injection of fluid from small joint | Procedure | 20600 |
37 | As often as other peers in Orthopaedic Surgery |
| Release and/or relocation of hand nerve | Procedure | 64721 |
21 | As often as other peers in Orthopaedic Surgery |
| Injection of carpal tunnel | Procedure | 20526 |
18 | As often as other peers in Orthopaedic Surgery |
| X-ray of finger, minimum of 2 views | Imaging | 73140 |
60 | More often than most peers in Orthopaedic Surgery |
| X-ray of wrist, 2 views | Imaging | 73100 |
48 | More often than most peers in Orthopaedic Surgery |
| Injection, triamcinolone acetonide, not otherwise specified, 10 mg | Drug given | J3301 |
349 | As often as other peers in Orthopaedic Surgery |
| Injection, methylprednisolone acetate, 40 mg | Drug given | J1030 |
36 | As often as other peers in Orthopaedic Surgery |
| Established patient office or other outpatient visit with low level od decision making, if using time, 20 minutes or more | Office visit | 99213 |
140 | As often as other peers in Orthopaedic Surgery |
| New patient office or other outpatient visit with low level of medical decision making, if using time, 30 minutes or more | Office visit | 99203 |
96 | More often than most peers in Orthopaedic Surgery |
Source: CMS Medicare public data. Shows how often procedures were billed — not quality of care or patient satisfaction.
Marc A. Trzeciak is an orthopaedic surgeon in Modesto, CA. That is the designation recorded for this NPI in the federal registry, where it is listed as “Orthopaedic Surgery”.
NPI registry
Marc A. Trzeciak is listed at 609 E Orangeburg Ave Suite 201, Modesto, CA 95350. Addresses come from the NPI registry and can lag a move, so confirm before travelling.
NPI registry
The number on file is (209) 572-3224. Guide.md cannot book appointments or pass on messages — please call the office directly.
NPI registry
Marc A. Trzeciak's National Provider Identifier is 1033111026. 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
Marc A. Trzeciak attended Other, graduating in 1990. This comes from the CMS National Downloadable File.
CMS public data
Marc A. Trzeciak has 36 years experience. Calculated from a graduation year of 1990, reported in the CMS National Downloadable File.
CMS public data
According to Medicare billing data, Marc A. Trzeciak performs procedures including injection into tendon or ligament, aspiration and/or injection of fluid from small joint and release and/or relocation of hand nerve; reads or performs imaging such as x-ray of finger, minimum of 2 views and x-ray of wrist, 2 views, alongside routine visits and testing. This reflects Medicare patients only and is billing volume, not a measure of quality.
Medicare claims
Not yet. This profile is built from public federal data and has not been confirmed by Marc A. Trzeciak. If this is you, claiming it is free.
Guide.md
Provider data sourced from the NPPES NPI Registry and CMS public datasets. Information is provided for reference and is not medical advice.