Provider Profile
Nikki L. Antoszewski, PA-C
Unclaimed ProfileAbout Nikki Antoszewski
Nikki L. Antoszewski, PA-C is a physician assistant based in Pittsburgh, PA. According to Medicare claims data, Nikki cared for 146 Medicare patients across 146 services. The services billed most often include emergency department visit with moderate level of medical decision making, emergency department visit with high level of medical decision making, and emergency department visit with low level of medical decision making.
Summarised automatically from public NPI registry and CMS Medicare data. Not written or reviewed by this provider. Claim this profile to replace it.
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
- (412) 942-4000
- Email not available
Practice Locations
1000 BOWER HILL RD
Pittsburgh, PA 15243
9100 Babcock Blvd UPMC Passavant Hospital
Pittsburgh, PA 15237
Procedures Most Often Billed to Medicare
146 services · 146 patients · 4 distinct codes
| Procedure | Type | Code | Services | Compared with peers |
|---|---|---|---|---|
| Routine electrocardiogram (ecg) using at least 12 leads with interpretation and report only | Treatment | 93010 |
13 | |
| Emergency department visit with moderate level of medical decision making | Office visit | 99284 |
65 | More often than most peers in Physician Assistant |
| Emergency department visit with high level of medical decision making | Office visit | 99285 |
54 | As often as other peers in Physician Assistant |
| Emergency department visit with low level of medical decision making | Office visit | 99283 |
14 |
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.
Related specialists at this location 8
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.
Other physician assistants in Pittsburgh 8
Same specialty, same city.
More connections — 8 related providers in 1 group
Also performs Routine electrocardiogram (ecg) using at least 12 leads with interpretation and report only 8
Providers in PA who bill this service to Medicare most often.
Common questions
What does Nikki L. Antoszewski specialize in?
Nikki L. Antoszewski is a physician assistant in Pittsburgh, PA. That is the designation recorded for this NPI in the federal registry.
NPI registry
Where is Nikki L. Antoszewski located?
Nikki L. Antoszewski is listed at 1000 Bower Hill Rd, Pittsburgh, PA 15243. Addresses come from the NPI registry and can lag a move, so confirm before travelling.
NPI registry
What is Nikki L. Antoszewski's phone number?
The number on file is (412) 942-4000. Guide.md cannot book appointments or pass on messages — please call the office directly.
NPI registry
What is Nikki L. Antoszewski's NPI number?
Nikki L. Antoszewski's National Provider Identifier is 1649555350. 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
How long has Nikki L. Antoszewski been practicing?
Nikki L. Antoszewski has 15+ years experience. Registered with an NPI since 2011. National Provider Identifiers only began in 2005, so a provider who qualified earlier may have practiced for longer than this.
NPI registry
What does Nikki L. Antoszewski do most often?
According to Medicare billing data, Nikki L. Antoszewski provides treatments such as routine electrocardiogram using at least 12 leads with interpretation and report only, alongside routine visits and testing. This reflects Medicare patients only and is billing volume, not a measure of quality.
Medicare claims
Has Nikki L. Antoszewski confirmed this information?
Not yet. This profile is built from public federal data and has not been confirmed by Nikki L. Antoszewski. 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.