Provider Profile
Rebecca S. Maczko, PA
Unclaimed ProfileAbout Rebecca Maczko
Rebecca S. Maczko, PA is a physician assistant practicing in Warrenville, IL. Rebecca is also listed as specializing in physician assistant — surgical. According to Medicare claims data, Rebecca cared for 375 Medicare patients across 583 services. The services billed most often include injection, betamethasone acetate 3 mg and betamethasone sodium phosphate 3 mg, aspiration and/or injection of fluid from large joint, and established patient office or other outpatient visit with moderate level of 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.
Education & Training
Specialty
Credentials & Licensing
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.
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
- (630) 225-2345
- Email not available
Practice Locations
27650 FERRY RD
Warrenville, IL 60555
Procedures Most Often Billed to Medicare
583 services · 375 patients · 6 distinct codes
| Procedure | Type | Code | Services | Compared with peers |
|---|---|---|---|---|
| Aspiration and/or injection of fluid from large joint | Procedure | 20610 |
140 | More often than most peers in Physician Assistant |
| Injection, betamethasone acetate 3 mg and betamethasone sodium phosphate 3 mg | Drug given | J0702 |
210 | More often than most peers in Physician Assistant |
| Hyaluronan or derivative, monovisc, for intra-articular injection, per dose | Drug given | J7327 |
62 | More often than most peers in Physician Assistant |
| Established patient office or other outpatient visit with moderate level of decision making, if using time, 30 minutes or more | Office visit | 99214 |
115 | More often than most peers in Physician Assistant |
| Established patient office or other outpatient visit with low level od decision making, if using time, 20 minutes or more | Office visit | 99213 |
33 | Less often than most peers in Physician Assistant |
| New patient office or other outpatient visit with low level of medical decision making, if using time, 30 minutes or more | Office visit | 99203 |
23 | As often as other peers in Physician Assistant |
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 physician assistants at this location 1
Same specialty, same street address — most likely the same department or group.
Related specialists at this location 3
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 — 32 related providers in 4 groups
Other physician assistants in Warrenville 8
Same specialty, same city.
Trained at Other 8
Other providers in the same specialty who trained at the same institution.
Class of 2008 at Other 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 IL who bill this service to Medicare most often.
Common questions
What does Rebecca S. Maczko specialize in?
Rebecca S. Maczko is a physician assistant in Warrenville, IL. That is the designation recorded for this NPI in the federal registry.
NPI registry
Where is Rebecca S. Maczko located?
Rebecca S. Maczko is listed at 27650 Ferry Rd, Warrenville, IL 60555. Addresses come from the NPI registry and can lag a move, so confirm before travelling.
NPI registry
What is Rebecca S. Maczko's phone number?
The number on file is (630) 225-2345. Guide.md cannot book appointments or pass on messages — please call the office directly.
NPI registry
What is Rebecca S. Maczko's NPI number?
Rebecca S. Maczko's National Provider Identifier is 1942457734. 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 Rebecca S. Maczko train?
Rebecca S. Maczko attended Other, graduating in 2008. This comes from the CMS National Downloadable File.
CMS public data
How long has Rebecca S. Maczko been practicing?
Rebecca S. Maczko has 18 years experience. Calculated from a graduation year of 2008, reported in the CMS National Downloadable File.
CMS public data
What does Rebecca S. Maczko do most often?
According to Medicare billing data, Rebecca S. Maczko performs procedures including aspiration and/or injection of fluid from large joint, alongside routine visits and testing. This reflects Medicare patients only and is billing volume, not a measure of quality.
Medicare claims
Has Rebecca S. Maczko confirmed this information?
Not yet. This profile is built from public federal data and has not been confirmed by Rebecca S. Maczko. 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.