Physician Profile
Unclaimed ProfileAbout HAMM
Based in Chicago, IL, Brandon Scott Hamm, M.D., M.S. is listed in the NPI registry under psychiatry. Brandon graduated from Southern Illinois University School of Medicine in 2013. According to Medicare claims data, Brandon cared for 218 Medicare patients across 420 services.
Summarised automatically from public NPI registry and CMS Medicare data. Not written or reviewed by this provider. Claim this profile to replace it.
Education & Training
Areas of Expertise
Licensing & Certification
Source: NPPES NPI Registry
Contact Information
- (312) 695-0665
- Email not available
Practice Locations
446 E ONTARIO ST STE 6-200
Chicago, IL 60611
Procedures Most Often Billed to Medicare
420 services · 218 patients · 5 distinct codes
| Procedure | Type | Code | Services |
|---|---|---|---|
| Subsequent hospital care with moderate levelof medical decision making, if using time, at least 50 minutes | Office visit | 99233 |
185 |
| Subsequent hospital care with moderate levelof medical decision making, if using time, at least 35 minutes | Office visit | 99232 |
88 |
| Initial hospital care with moderate level of medical decision making, if using time, at least 75 minutes | Office visit | 99223 |
77 |
| Prolonged hospital inpatient or observation care evaluation and management service(s) beyond the total time for the primary service (when the primary service has been selected using time on the date of the primary service); each additional 15 minutes by t | Billing code | G0316 |
53 |
| Initial hospital care with straightforward or low-level medical decision making, if using time, at least 55 minutes | Office visit | 99222 |
17 |
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 psychiatry specialists at this location 8
Same specialty, same street address — most likely the same department or group.
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.
More connections — 24 related providers in 3 groups
Other psychiatry specialists in Chicago 8
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 2013 at Southern Illinois University School of Medicine 8
Providers who graduated from the same medical school in the same year.
Common questions
What is Dr. Hamm's specialty?
Dr. Hamm is a psychiatry in Chicago, IL. This is the primary taxonomy recorded against the NPI in the federal registry, listed there as “PSYCHIATRY”.
NPI registry
Where can I find Dr. Hamm?
Dr. Hamm is listed at 446 E ONTARIO ST STE 6-200, Chicago, IL 60611. Addresses come from the NPI registry and can lag a move, so confirm before travelling.
NPI registry
How do I contact Dr. Hamm?
The number on file is (312) 695-0665. Guide.md cannot book appointments or pass on messages — please call the office directly.
NPI registry
What is Dr. Hamm's NPI number?
Dr. Hamm's National Provider Identifier is 1346685138. 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 Dr. Hamm's medical education?
Dr. Hamm attended Southern Illinois University School of Medicine, graduating in 2013. This comes from the CMS National Downloadable File.
CMS public data
How long has Dr. Hamm been practicing?
Dr. Hamm has 13 years experience. Calculated from a graduation year of 2013, reported in the CMS National Downloadable File.
CMS public data
What is Dr. Hamm known for?
According to Medicare billing data, Dr. Hamm 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 Dr. Hamm confirmed this information?
Not yet. This profile is built from public federal data and has not been confirmed by Dr. Hamm. If this is you, claiming it is free.
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Claim this profileProvider data sourced from the NPPES NPI Registry and CMS public datasets. Information is provided for reference and is not medical advice.