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Edit this profilePatrick Onkka, M.D. practices rheumatology in Lake Forest, IL. Patrick is a 2015 graduate of Indiana University School of Medicine. Patrick is also listed as specializing in internal medicine. According to Medicare claims data, Patrick cared for 1,493 Medicare patients across 75,408 services. The services billed most often include injection, ferric carboxymaltose, 1 mg, injection, denosumab, 1 mg, and injection, romosozumab-aqqg, 1 mg. The provider's National Provider Identifier (NPI) is 1407235518.
Factual summary compiled by Guide.md from public records; not written by this provider.
Exactly as CMS reports it (National Downloadable File, Opt-Out Affidavits, Order & Referring). Not an insurance directory; confirm coverage with the office.
800 N WESTMORELAND RD STE 201
Lake Forest, IL 60045
5841 S Maryland Ave Ste 930
Chicago, IL 60637
Within Rheumatology generally. Availability varies by clinician, training and location — this profile has not been claimed, so nothing here is a personal claim by the provider.
Most searched conditions
Autoimmune
Bone
Bone Health
Connective Tissue
Genetic & Connective Tissue
Inflammatory
Joints
Nerve & Tendon
Skin & Soft Tissue
Skin & Vascular
Soft Tissue
Spine & Back
Vascular
Most searched procedures
Consultation
Consultations
Diagnostics & Injections
Education & Support
Imaging
Injections
Lab & Diagnostics
Lab Work
Medication Management
Pain Relief
Regenerative Medicine
75,408 services · 1,493 patients · 22 distinct codes
| Procedure | Type | Code | Services | Compared with peers |
|---|---|---|---|---|
| Insertion of needle into vein for collection of blood sample | Procedure | 36415 |
413 | More often than most peers in Rheumatology |
| Aspiration and/or injection of fluid from large joint | Procedure | 20610 |
13 | Less often than most peers in Rheumatology |
| Injection of drug or substance under skin or into muscle | Treatment | 96372 |
475 | More than most peers in Rheumatology |
| Infusion into a vein for therapy, prevention, or diagnosis, 1 hour or less | Treatment | 96365 |
331 | More often than most peers in Rheumatology |
| Infusion into a vein for therapy, prevention, or diagnosis, each additional hour | Treatment | 96366 |
95 | As often as other peers in Rheumatology |
| Injection of drug or substance into vein | Treatment | 96374 |
83 | More often than most peers in Rheumatology |
| Administration of chemotherapy into vein, 1 hour or less | Treatment | 96413 |
70 | Less often than most peers in Rheumatology |
| Injection of additional new drug or substance into vein | Treatment | 96375 |
49 | As often as other peers in Rheumatology |
| Administration of chemotherapy into vein, each additional hour | Treatment | 96415 |
48 | Less often than most peers in Rheumatology |
| Injection, ferric carboxymaltose, 1 mg | Drug given | J1439 |
16,500 | Too few peers to compare |
Source: CMS Medicare public data. Shows how often procedures were billed — not quality of care or patient satisfaction.
Patrick Onkka is a rheumatologist in Lake Forest, IL. That is the designation recorded for this NPI in the federal registry, where it is listed as “Rheumatology”.
NPI registry
Patrick 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
The number on file is (847) 535-7647. Contact the office directly to confirm availability and scheduling.
NPI registry
Patrick 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
Patrick Onkka attended Indiana University School of Medicine, graduating in 2015. This comes from the CMS National Downloadable File.
CMS public data
Patrick Onkka has 11 years experience. Calculated from a graduation year of 2015, reported in the CMS National Downloadable File.
CMS public data
According to Medicare billing data, Patrick 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
Not yet. This profile is built from public federal data and has not been confirmed by Patrick Onkka. If this is you, claiming it is free.
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