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Edit this profileAt a glance
- 22285 N Pepper Rd Ste 302, Lake Barrington, IL 60010
About Haley Brewer
Listed in the NPI registry as a physician assistant, Haley J. Brewer, PA practices in Lake Barrington, IL. Haley graduated from Southern Illinois University School of Medicine in 2022. According to Medicare claims data, the services billed most often include new patient office or other outpatient visit with low level of medical decision making, if using time, 30 minutes or more. NPI 1154044964 identifies this record in the national registry.
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
- (847) 726-0774
- Email not available
Practice Locations
22285 N PEPPER RD STE 302
Lake Barrington, IL 60010
Procedures Most Often Billed to Medicare
14 services · 14 patients · 1 distinct code
| Procedure | Type | Code | Services | Compared with peers |
|---|---|---|---|---|
| New patient office or other outpatient visit with low level of medical decision making, if using time, 30 minutes or more | Office visit | 99203 |
14 | 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 4
Same specialty, same street address — most likely the same department or group.
Related specialists at this location 7
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 — 20 related providers in 3 groups
Other physician assistants in Lake Barrington 4
Same specialty, same city.
Trained at Southern Illinois University School of Medicine 8
Other providers in the same specialty who trained at the same institution.
Class of 2022 at Southern Illinois University School of Medicine 8
Providers who graduated from the same medical school in the same year.
Common questions
What kind of doctor is Haley J. Brewer?
Haley J. Brewer is a physician assistant in Lake Barrington, IL. That is the designation recorded for this NPI in the federal registry.
NPI registry
What is Haley J. Brewer's address?
Haley J. Brewer is listed at 22285 N Pepper Rd Ste 302, Lake Barrington, IL 60010. Addresses come from the NPI registry and can lag a move, so confirm before travelling.
NPI registry
How can I make an appointment with Haley J. Brewer?
The number on file is (847) 726-0774. Contact the office directly to confirm availability and scheduling.
NPI registry
What is Haley J. Brewer's NPI number?
Haley J. Brewer's National Provider Identifier is 1154044964. 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 Haley J. Brewer train?
Haley J. Brewer attended Southern Illinois University School of Medicine, graduating in 2022. This comes from the CMS National Downloadable File.
CMS public data
How long has Haley J. Brewer been practicing?
Haley J. Brewer has 4 years experience. Calculated from a graduation year of 2022, reported in the CMS National Downloadable File.
CMS public data
What procedures does Haley J. Brewer perform?
According to Medicare billing data, Haley J. Brewer the Medicare record under this individual NPI shows mainly office visits and diagnostic testing. Hospital-based physicians usually have their procedural work billed by the facility rather than under their own number, so this is a floor on their practice, not a description of it. This reflects Medicare patients only and is billing volume, not a measure of quality.
Medicare claims
Has Haley J. Brewer confirmed this information?
Not yet. This profile is built from public federal data and has not been confirmed by Haley J. Brewer. If this is you, claiming it is free.
Guide.md
Guide.md listings do not constitute medical advice or an endorsement.