Physician Profile
Unclaimed ProfileAbout ONKKA
Patrick Onkka, M.D. practises rheumatology in Lake Forest, IL. Patrick is a 2015 graduate of Indiana University School of Medicine. Patrick is also listed as specialising in internal medicine. According to Medicare claims data, Patrick cared for 1,493 Medicare patients across 75,408 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
Common questions
What is Dr. Onkka's specialty?
Dr. Onkka is a rheumatology in Lake Forest, IL. This is the primary taxonomy recorded against the NPI in the federal registry, listed there as “RHEUMATOLOGY”.
NPI registry
Where can I find Dr. Onkka?
Dr. Onkka is listed at 800 N WESTMORELAND RD STE 201, Lake Forest, IL 60045. Addresses come from the NPI registry and can lag a move, so confirm before travelling.
NPI registry
How do I contact Dr. Onkka?
The number on file is (847) 535-7647. Guide.md cannot book appointments or pass on messages — please call the office directly.
NPI registry
What is Dr. Onkka's NPI number?
Dr. Onkka's National Provider Identifier is 1407235518. 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. Onkka's medical education?
Dr. Onkka attended Indiana University School of Medicine, graduating in 2015. This comes from the CMS National Downloadable File.
CMS public data
How long has Dr. Onkka been practising?
Dr. Onkka has 11 years experience. Calculated from a graduation year of 2015, reported in the CMS National Downloadable File.
CMS public data
What is Dr. Onkka known for?
According to Medicare billing data, Dr. Onkka performs procedures including insertion of needle into vein for collection of blood sample and aspiration and/or injection of fluid from large joint; provides treatments such as injection of drug or substance under skin or into muscle and infusion into a vein for therapy, prevention, or diagnosis, 1 hour or less, alongside routine visits and testing. This reflects Medicare patients only and is billing volume, not a measure of quality.
Medicare claims
Has Dr. Onkka confirmed this information?
Not yet. This profile is built from public federal data and has not been confirmed by Dr. Onkka. If this is you, claiming it is free.
Guide.md
Licensing & Certification
Source: NPPES NPI Registry
Contact Information
- (847) 535-7647
- Email not available
Practice Locations
800 N WESTMORELAND RD STE 201
Lake Forest, IL 60045
Procedures Most Often Billed to Medicare
75,408 services · 1,493 patients · 22 distinct codes
| Procedure | Type | Code | Services |
|---|---|---|---|
| Insertion of needle into vein for collection of blood sample | Procedure | 36415 |
413 |
| Aspiration and/or injection of fluid from large joint | Procedure | 20610 |
13 |
| Injection of drug or substance under skin or into muscle | Treatment | 96372 |
475 |
| Infusion into a vein for therapy, prevention, or diagnosis, 1 hour or less | Treatment | 96365 |
331 |
| Infusion into a vein for therapy, prevention, or diagnosis, each additional hour | Treatment | 96366 |
95 |
| Injection of drug or substance into vein | Treatment | 96374 |
83 |
| Administration of chemotherapy into vein, 1 hour or less | Treatment | 96413 |
70 |
| Injection of additional new drug or substance into vein | Treatment | 96375 |
49 |
| Administration of chemotherapy into vein, each additional hour | Treatment | 96415 |
48 |
| Injection, ferric carboxymaltose, 1 mg | Drug given | J1439 |
16,500 |
Source: CMS Medicare public data. Shows how often procedures were billed — not quality of care or patient satisfaction.
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Claim this profileRelated 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 rheumatology specialists in Lake Forest 4
Same specialty, same city.
Trained at Indiana University School of Medicine 8
Other providers in the same specialty who trained at the same institution.
More connections — 15 related providers in 2 groups
Class of 2015 at Indiana University School of Medicine 7
Providers who graduated from the same medical school in the same year.
Also performs Insertion of needle into vein for collection of blood sample 8
Providers in IL 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.