DR. PATRICK ONKKA M.D.
NPI 1407235518
Internal Medicine - Rheumatology in Lake Forest, IL

Active since May 21, 2015PECOS EnrolledAccepts Medicare Assignment
94.1/100
CMS Quality Rating
800 N WESTMORELAND RD STE 201, LAKE FOREST, IL 60045(847) 535-7647(224) 271-3310 Get Directions Write a Review

NPPES record last updated: September 24, 2020. Verified against the NPPES registry weekly; last sync: July 26, 2026.

About Dr. Patrick Onkka M.d. NPPES

Official registry information on file with the National Plan and Provider Enumeration System.

DR. PATRICK ONKKA M.D. (NPI 1407235518) is an individual rheumatology provider in Lake Forest, Illinois, licensed in Illinois (036-145886) and active in the NPI registry since May 2015. He is enrolled in Medicare PECOS, is affiliated with Northwestern Medicine Mchenry, and maintains a secondary practice location in Chicago.

NPPES Registry Identity

NPI1407235518
Entity TypeIndividualMale
Primary Taxonomy207RR0500X
Provider Legal NameDR. PATRICK ONKKACredential: M.D.
Location Address800 N WESTMORELAND RD STE 201Lake Forest, IL 60045-1687
Mailing Address800 N Westmoreland Rd Ste 201Lake Forest, IL 60045-1687 · (847) 535-7647 · Fax (224) 271-3310
Fax(224) 271-3310
Sole ProprietorNo
Medical School CMSIndiana University School Of MedicineGraduated 2015
Enumeration DateMay 21, 2015
Last NPPES UpdateSeptember 24, 2020
NPPES CertifiedSeptember 24, 2020
NPI 1407235518 is a valid, active identifier and passes the ISO check-digit test.

Specialties & Licenses 2

Primary SpecialtyInternal Medicine · RheumatologyAllopathic & Osteopathic Physicians
Taxonomy Code207RR0500X
License Licensed in IL · 036-145886
Definition

An internist who treats diseases of joints, muscle, bones and tendons. This specialist diagnoses and treats arthritis, back pain, muscle strains, common athletic injuries and collagen diseases.

Also ListedInternal MedicineTaxonomy 207R00000X · License 125066334 (IL)
800 N WESTMORELAND RD STE 201, Lake Forest, IL 60045

Secondary Practice Location 1

Location 15841 S Maryland Ave Ste 930Chicago, IL 60637 · Phone (773) 702-6119 · Fax (773) 834-7065

Medicare Participation & PECOS CMS

Medicare enrollment, assignment, and ordering and referring status from the CMS PECOS system.

Medicare Enrollment Status

Enrolled in Medicare and accepts Medicare assignment

Dr. Patrick Onkka M.d. is registered in PECOS and agrees to accept the Medicare-approved amount as full payment. Medicare patients are not billed beyond the standard deductible and coinsurance.

PECOS PAC ID2163713603
PECOS Enrollment IDI20200923001931
Eligible to Order & Refer Part B Labs & Imaging Durable Medical Equipment Home Health Agency Power Mobility DevicesPer the CMS Ordering and Referring file. Eligibility means Medicare pays claims that this provider orders or refers for these categories.

Areas of Expertise CMS Part B claims 22

Services this provider delivered to Medicare fee-for-service patients, from the CMS Medicare utilization data. Higher counts generally reflect more experience with a service; care delivered outside Medicare is not included.

Injection, ferric carboxymaltose, 1 mg J1439
Ferric carboxymaltose is an iron supplement injection. It's given when your body needs more iron than you can consume through diet, like in anemia. The injection is administered by a healthcare professional into a vein.
16,500 services18 patients
Injection, denosumab, 1 mg J0897
Denosumab is a medication given via injection to strengthen your bones. It works by slowing down the cells that break down bone, improving bone density and reducing the risk of fractures. It's often used for osteoporosis treatment.
14,780 services213 patients
Injection, romosozumab-aqqg, 1 mg J3111
Romosozumab-aqqg is a medication given by injection to treat osteoporosis in patients at high risk for fractures. It works by increasing bone mass and strength, reducing the risk of fractures.
12,180 services26 patients
Injection, golimumab, 1 mg, for intravenous use J1602
Golimumab is a medication given through an IV (a small tube in your vein). It helps to reduce inflammation and pain by blocking a protein in your body that causes inflammation. It's often used to treat conditions like rheumatoid arthritis, psoriatic arthritis, and ankylosing spondylitis.
7,800 services20 patients
Injection, ferumoxytol, for treatment of iron deficiency anemia, 1 mg (non-esrd use) Q0138
Ferumoxytol injection is a treatment for iron deficiency anemia, a condition where your body lacks enough iron. It is injected into your vein to increase iron levels, aiding in the production of healthy red blood cells. This treatment is not for ESRD patients.
7,650 services12 patients
Injection, abatacept, 10 mg (code may be used for medicare when drug administered under the direct supervision of a physician, not for use when drug is self administered) J0129
Abatacept is a medication administered via injection under a doctor's supervision. It's used to treat conditions like rheumatoid arthritis by moderating the immune system. This code applies when the doctor administers the drug, not for self-administration.
6,325 services18 patients

Hospital Affiliations CMS Care Compare 3

Hospitals where this provider delivers care, identified from recent Medicare claims and place-of-service records.

Northwestern Medicine Mchenry

Acute Care Hospitals · Mchenry, IL
5/5 CMS rating
OwnershipVoluntary non-profit - Other
CMS Certification Number140116
Location4201 Medical Center DriveMchenry, IL 60050 · Mc Henry County
Emergency services Birthing friendly

Northwestern Lake Forest Hospital

Acute Care Hospitals · Lake Forest, IL
5/5 CMS rating
OwnershipVoluntary non-profit - Other
CMS Certification Number140130
Location1000 N Westmoreland RoadLake Forest, IL 60045 · Lake County
Emergency services Birthing friendly

Northwestern Memorial Hospital

Acute Care Hospitals · Chicago, IL
5/5 CMS rating
OwnershipVoluntary non-profit - Private
CMS Certification Number140281
Location251 E Huron StChicago, IL 60611 · Cook County
Emergency services Birthing friendly

Physician Visit Costs CMS claims · ZIP area

Typical Medicare office-visit costs in the 60045 ZIP code area, from fee-for-service claims. These are area statistics, not this provider’s prices; actual charges vary by service and coverage.

New Patient
$137.43 typical visit price
range $59.81 – $181.38
Typical copayment $34.35 (range $14.95 – $45.34)
Most-billed visit code 99204
Established Patient
$105.07 typical visit price
range $19.15 – $147.12
Typical copayment $26.26 (range $4.78 – $36.78)
Most-billed visit code 99214
Amounts reflect what Medicare beneficiaries in this ZIP area are typically charged for office visits. Patients with other coverage should check their individual plans.

Medicare Quality Performance CMS QPP · MIPS

Performance in the CMS Quality Payment Program: the MIPS final score across four weighted categories, and the individual quality measures reported to Medicare.

94.1/100
MIPS Final ScoreMerit-based Incentive Payment System · CMS Quality Payment Program
Scored through an Alternative Payment Model
Quality82.59
Promoting Interoperability100
Improvement Activities40

Other Providers at the Same Location NPPES 14

Providers registered at the same practice address, or within the immediate area, according to the NPPES registry.

Dietitian, Registered
800 N WESTMORELAND RD STE 201
LAKE FOREST, IL 60045
Social Worker (Clinical)
800 N WESTMORELAND RD STE 201
LAKE FOREST, IL 60045
Physician Assistant
800 N WESTMORELAND RD STE 201
LAKE FOREST, IL 60045
Internal Medicine (Rheumatology)
800 N WESTMORELAND RD STE 201
LAKE FOREST, IL 60045
Psychiatry & Neurology (Psychiatry)
800 N WESTMORELAND RD STE 201
LAKE FOREST, IL 60045
Internal Medicine
800 N WESTMORELAND RD STE 201
LAKE FOREST, IL 60045
Physician Assistant (Medical)
800 N WESTMORELAND RD STE 201
LAKE FOREST, IL 60045
Social Worker (Clinical)
800 N WESTMORELAND RD STE 201
LAKE FOREST, IL 60045

Frequently Asked Questions NPPES & CMS

Common questions about this NPI record, answered from the official NPPES registry and CMS datasets shown on this page.

What is Patrick Onkka's NPI number?

The NPI number for Patrick Onkka is 1407235518. It was assigned to this individual provider in the NPPES registry on May 21, 2015.

Where is Patrick Onkka located?

Patrick Onkka practices at 800 N Westmoreland Rd Ste 201, Lake Forest, IL 60045. The listed phone number is (847) 535-7647.

What is Patrick Onkka's specialty?

The primary specialty registered for this NPI is Internal Medicine, specializing in Rheumatology, with taxonomy code 207RR0500X.

Is Patrick Onkka enrolled in Medicare?

Yes. Patrick Onkka is registered in the Medicare PECOS system and accepts Medicare assignment, which means accepting the Medicare-approved amount as payment in full for covered services.

Is Patrick Onkka affiliated with any hospitals?

According to CMS data, Patrick Onkka is affiliated with Northwestern Medicine Mchenry, Northwestern Lake Forest Hospital and Northwestern Memorial Hospital.

When was this NPI record last updated?

The NPPES record for Patrick Onkka was last updated on September 24, 2020. NPI Profile syncs with the weekly NPPES data releases published by CMS.