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Edit this profileAt a glance
- 653 Willow Grove St, Suite 2000, Hackettstown, NJ 07840
About Diane Niestepski
Diane M. Niestepski, P.A. is a physician assistant practicing in Hackettstown, NJ. Diane is also listed as specializing in physician assistant — surgical. Medicare claims data shows Diane provided 13,415 services to 1,188 patients. The services billed most often include injection, methylprednisolone acetate, 1 mg, aspiration and/or injection of fluid from large joint, and established patient office or other outpatient visit with low level od decision making, if using time, 20 minutes or more. This provider record is associated with NPI 1508960543.
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
- (908) 684-3005
- Email not available
Is this your home address or personal number? Hide it
Practice Locations
653 WILLOW GROVE ST SUITE 2000
Hackettstown, NJ 07840
Procedures Most Often Billed to Medicare
13,415 services · 1,188 patients · 14 distinct codes
| Procedure | Type | Code | Services | Compared with peers |
|---|---|---|---|---|
| Aspiration and/or injection of fluid from large joint | Procedure | 20610 |
591 | More than most peers in Physician Assistant |
| Injection into tendon or ligament | Procedure | 20550 |
25 | As often as other peers in Physician Assistant |
| Replacement of knee joint, both sides of knee | Procedure | 27447 |
12 | Less often than most peers in Physician Assistant |
| X-ray of knee, 4 or more views | Imaging | 73564 |
104 | More often than most peers in Physician Assistant |
| X-ray of shoulder, minimum of 2 views | Imaging | 73030 |
95 | More often than most peers in Physician Assistant |
| Injection, methylprednisolone acetate, 1 mg | Drug given | J1010 |
11,600 | More than most peers in Physician Assistant |
| Hyaluronan or derivative, orthovisc, for intra-articular injection, per dose | Drug given | J7324 |
212 | More often than most peers in Physician Assistant |
| Hyaluronan or derivative, gel-one, for intra-articular injection, per dose | Drug given | J7326 |
147 | More than most peers in Physician Assistant |
| Injection, methylprednisolone acetate, 40 mg | Drug given | J1030 |
81 | More often than most peers in Physician Assistant |
| Hyaluronan or derivative, euflexxa, for intra-articular injection, per dose | Drug given | J7323 |
41 | Less often than most 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.
Related specialists at this location 6
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 Hackettstown 8
Same specialty, same city.
More connections — 23 related providers in 3 groups
Trained at Other 8
Other providers in the same specialty who trained at the same institution.
Class of 2000 at Other 7
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 NJ who bill this service to Medicare most often.
Common questions
What kind of doctor is Diane M. Niestepski?
Diane M. Niestepski is a physician assistant in Hackettstown, NJ. That is the designation recorded for this NPI in the federal registry.
NPI registry
What is Diane M. Niestepski's address?
Diane M. Niestepski is listed at 653 Willow Grove St Suite 2000, Hackettstown, NJ 07840. Addresses come from the NPI registry and can lag a move, so confirm before travelling.
NPI registry
How can I make an appointment with Diane M. Niestepski?
The number on file is (908) 684-3005. Contact the office directly to confirm availability and scheduling.
NPI registry
What is the NPI for Diane M. Niestepski?
Diane M. Niestepski's National Provider Identifier is 1508960543. 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 Diane M. Niestepski train?
Diane M. Niestepski attended Other, graduating in 2000. This comes from the CMS National Downloadable File.
CMS public data
How much experience does Diane M. Niestepski have?
Diane M. Niestepski has 26 years experience. Calculated from a graduation year of 2000, reported in the CMS National Downloadable File.
CMS public data
What procedures does Diane M. Niestepski perform?
According to Medicare billing data, Diane M. Niestepski performs procedures including aspiration and/or injection of fluid from large joint, injection into tendon or ligament and replacement of knee joint, both sides of knee; reads or performs imaging such as x-ray of knee, 4 or more views and x-ray of shoulder, minimum of 2 views, alongside routine visits and testing. This reflects Medicare patients only and is billing volume, not a measure of quality.
Medicare claims
Is Diane M. Niestepski's profile verified?
Not yet. This profile is built from public federal data and has not been confirmed by Diane M. Niestepski. If this is you, claiming it is free.
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