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Edit this profileAt a glance
- 75 Francis St, Boston, MA 02115
About Jon Olszewski
Jon Olszewski, PA-C is a physician assistant practicing in Boston, MA. Jon is also listed as specializing in urology. Medicare claims data shows Jon provided 2,619 services to 627 patients. The services billed most often include injection, docetaxel, 1 mg, established patient office or other outpatient visit with low level od decision making, if using time, 20 minutes or more, and injection, gemcitabine hydrochloride, not otherwise specified, 200 mg. This provider record is associated with NPI 1629602115.
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
- (617) 732-5500
- Email not available
Practice Locations
75 FRANCIS ST
Boston, MA 02115
Procedures Most Often Billed to Medicare
2,619 services · 627 patients · 11 distinct codes
| Procedure | Type | Code | Services | Compared with peers |
|---|---|---|---|---|
| Ultrasound measurement of bladder capacity after voiding | Procedure | 51798 |
73 | As often as other peers in Physician Assistant |
| Instillation of anti-cancer drug into bladder | Procedure | 51720 |
45 | As often as other peers in Physician Assistant |
| Simple insertion of temporary bladder tube | Procedure | 51702 |
28 | As often as other peers in Physician Assistant |
| Simple bladder irrigation and/or instillation | Procedure | 51700 |
28 | As often as other peers in Physician Assistant |
| Injection, docetaxel, 1 mg | Drug given | J9171 |
1,670 | More often than most peers in Physician Assistant |
| Injection, gemcitabine hydrochloride, not otherwise specified, 200 mg | Drug given | J9201 |
225 | As often as other 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 |
418 | More often than most peers in Physician Assistant |
| Automated urinalysis test | Lab test | 81003 |
56 | Less often than most peers in Physician Assistant |
| Telephone medical discussion with physician, 21-30 minutes | Office visit | 99443 |
34 | More 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 |
28 | 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 3
Same specialty, same street address — most likely the same department or group.
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.
More connections — 30 related providers in 4 groups
Other physician assistants in Boston 6
Same specialty, same city.
Trained at Other 8
Other providers in the same specialty who trained at the same institution.
Class of 2019 at Other 8
Providers who graduated from the same medical school in the same year.
Also performs Ultrasound measurement of bladder capacity after voiding 8
Providers in MA who bill this service to Medicare most often.
Common questions
What is Jon Olszewski's specialty?
Jon Olszewski is a physician assistant in Boston, MA. That is the designation recorded for this NPI in the federal registry.
NPI registry
Where can I find Jon Olszewski?
Jon Olszewski is listed at 75 Francis St, Boston, MA 02115. Addresses come from the NPI registry and can lag a move, so confirm before travelling.
NPI registry
How do I contact Jon Olszewski?
The number on file is (617) 732-5500. Contact the office directly to confirm availability and scheduling.
NPI registry
What is the NPI for Jon Olszewski?
Jon Olszewski's National Provider Identifier is 1629602115. 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
What is Jon Olszewski's education?
Jon Olszewski attended Other, graduating in 2019. This comes from the CMS National Downloadable File.
CMS public data
How much experience does Jon Olszewski have?
Jon Olszewski has 7 years experience. Calculated from a graduation year of 2019, reported in the CMS National Downloadable File.
CMS public data
What is Jon Olszewski known for?
According to Medicare billing data, Jon Olszewski performs procedures including ultrasound measurement of bladder capacity after voiding, instillation of anti-cancer drug into bladder and simple insertion of temporary bladder tube, alongside routine visits and testing. This reflects Medicare patients only and is billing volume, not a measure of quality.
Medicare claims
Is Jon Olszewski's profile verified?
Not yet. This profile is built from public federal data and has not been confirmed by Jon Olszewski. If this is you, claiming it is free.
Guide.md
Guide.md listings do not constitute medical advice or an endorsement.