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Edit this profileAt a glance
- 650 S Randall Rd, Algonquin, IL 60102
About John Holbrook
John T. Holbrook, PA-C is a physician assistant practicing in Algonquin, IL. According to Medicare claims data, John cared for 269 Medicare patients across 2,440 services. The services billed most often include hyaluronan or derivative, trivisc, for intra-articular injection, 1 mg, injection, triamcinolone acetonide, not otherwise specified, 10 mg, and aspiration and/or injection of fluid from large joint. This provider record is associated with NPI 1356077218.
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
- (815) 398-9491
- Email not available
Practice Locations
650 S RANDALL RD
Algonquin, IL 60102
Procedures Most Often Billed to Medicare
2,440 services · 269 patients · 8 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 |
| X-ray of knee, 4 or more views | Imaging | 73564 |
17 | Less often than most peers in Physician Assistant |
| X-ray of shoulder, minimum of 2 views | Imaging | 73030 |
16 | Less often than most peers in Physician Assistant |
| Hyaluronan or derivative, trivisc, for intra-articular injection, 1 mg | Drug given | J7329 |
1,825 | As often as other peers in Physician Assistant |
| Injection, triamcinolone acetonide, not otherwise specified, 10 mg | Drug given | J3301 |
312 | 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 |
76 | As often as other peers in Physician Assistant |
| Established patient office or other outpatient visit with straightforward medical decision making, if using time, 10 minutes or more | Office visit | 99212 |
39 | 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 |
15 | 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.
Other physician assistants at this location 8
Same specialty, same street address — most likely the same department or group.
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 Algonquin 4
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 2022 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 7
Providers in IL who bill this service to Medicare most often.
Common questions
What does John T. Holbrook specialize in?
John T. Holbrook is a physician assistant in Algonquin, IL. That is the designation recorded for this NPI in the federal registry.
NPI registry
Where is John T. Holbrook located?
John T. Holbrook is listed at 650 S Randall Rd, Algonquin, IL 60102. Addresses come from the NPI registry and can lag a move, so confirm before travelling.
NPI registry
What is John T. Holbrook's phone number?
The number on file is (815) 398-9491. Contact the office directly to confirm availability and scheduling.
NPI registry
What is John T. Holbrook's NPI number?
John T. Holbrook's National Provider Identifier is 1356077218. 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 John T. Holbrook train?
John T. Holbrook attended Other, graduating in 2022. This comes from the CMS National Downloadable File.
CMS public data
How long has John T. Holbrook been practicing?
John T. Holbrook has 4 years experience. Calculated from a graduation year of 2022, reported in the CMS National Downloadable File.
CMS public data
What does John T. Holbrook do most often?
According to Medicare billing data, John T. Holbrook performs procedures including aspiration and/or injection of fluid from large joint; 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
Has John T. Holbrook confirmed this information?
Not yet. This profile is built from public federal data and has not been confirmed by John T. Holbrook. If this is you, claiming it is free.
Guide.md
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