Physician Profile
Unclaimed ProfileAbout CHASE
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Areas of Expertise
Common questions
What does Dr. Chase specialise in?
Dr. Chase is a physician assistant in Walnut, CA. This is the primary taxonomy recorded against the NPI in the federal registry, listed there as “Physician Assistant”.
NPI registry
Where is Dr. Chase located?
Dr. Chase is listed at 18710 AMAR RD STE A, Walnut, CA 91789. Addresses come from the NPI registry and can lag a move, so confirm before travelling.
NPI registry
What is Dr. Chase's phone number?
The number on file is (626) 522-6553. Guide.md cannot book appointments or pass on messages — please call the office directly.
NPI registry
What is the NPI for Dr. Chase?
Dr. Chase's National Provider Identifier is 1861699621. 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 much experience does Dr. Chase have?
Dr. Chase has 19+ years experience. Registered with an NPI since 2007. National Provider Identifiers only began in 2005, so a provider who qualified earlier may have practised for longer than this.
NPI registry
What does Dr. Chase do most often?
According to Medicare billing data, Dr. Chase performs procedures including release of unspecified nerve, aspiration and/or injection of fluid large joint using ultrasound guidance and aspiration and/or injection of fluid from large joint; reads or performs imaging such as ultrasonic guidance for needle placement; provides treatments such as injection of additional new drug or substance into vein and injection of drug or substance under skin or into muscle, alongside routine visits and testing. This reflects Medicare patients only and is billing volume, not a measure of quality.
Medicare claims
Is Dr. Chase's profile verified?
Not yet. This profile is built from public federal data and has not been confirmed by Dr. Chase. If this is you, claiming it is free.
Guide.md
Licensing & Certification
Source: NPPES NPI Registry
Contact Information
- (626) 522-6553
- Email not available
Practice Locations
18710 AMAR RD STE A
Walnut, CA 91789
Procedures Most Often Billed to Medicare
8,084 services · 607 patients · 23 distinct codes
| Procedure | Type | Code | Services |
|---|---|---|---|
| Release of unspecified nerve | Procedure | 64722 |
123 |
| Aspiration and/or injection of fluid large joint using ultrasound guidance | Procedure | 20611 |
110 |
| Aspiration and/or injection of fluid from large joint | Procedure | 20610 |
26 |
| Ultrasonic guidance for needle placement | Imaging | 76942 |
114 |
| Injection of additional new drug or substance into vein | Treatment | 96375 |
1,651 |
| Injection of drug or substance under skin or into muscle | Treatment | 96372 |
728 |
| Infusion into a vein for therapy, prevention, or diagnosis, 1 hour or less | Treatment | 96365 |
276 |
| Infusion into a vein for therapy, prevention, or diagnosis, each additional hour | Treatment | 96366 |
47 |
| Hyaluronan or derivative, synojoynt, for intra-articular injection, 1 mg | Drug given | J7331 |
1,804 |
| Injection, lidocaine hcl for intravenous infusion, 10 mg | Drug given | J2001 |
862 |
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.
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 Walnut 5
Same specialty, same city.
Also performs Release of unspecified nerve 5
Providers in CA who bill this service to Medicare most often.
Provider data sourced from the NPPES NPI Registry and CMS public datasets. Information is provided for reference and is not medical advice.