PAUL FINLY DETJEN MD
NPI 1396739298
Allergy & Immunology in Kenilworth, IL

Q: What is Paul Detjen's NPI number?

The NPI number for Paul Detjen is 1396739298. It was assigned to this individual provider in the NPPES registry on September 7, 2005.

Q: What is Paul Detjen's specialty?

The primary specialty registered for this NPI is Allergy & Immunology with taxonomy code 207K00000X.

Q: When was this NPI record last updated?

The NPPES record for Paul Detjen was last updated on May 4, 2026. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 5 months ago. If this record has changed at CMS more recently, you can request an on-demand re-check against the live CMS registry, directly from this page.

Active since September 07, 2005PECOS EnrolledAccepts Medicare Assignment

67.68/100

CMS Quality Rating

534 GREEN BAY RD, KENILWORTH, IL 60043(847) 256-5505(847) 256-5567 Get Directions Write a Review

NPPES record last updated: May 4, 2026. Verified against the NPPES registry weekly; last sync: October 18, 2026.

Record update history: May 4, 2026, Apr 28, 2026, Apr 20, 2026 (3 updates tracked since 2026).

On this page

About Paul Finly Detjen Md NPPES

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

PAUL FINLY DETJEN MD (NPI 1396739298) is an individual allergy & immunology provider in Kenilworth, Illinois, licensed in Illinois (036072795) and active in the NPI registry since September 2005. He is enrolled in Medicare PECOS, is affiliated with Northshore University Healthsystem - Evanston Hospital, and is a graduate of Washington University School Of Medicine (1984).

NPPES Registry Identity

NPI1396739298

Entity TypeIndividualMale

Primary Taxonomy207K00000X

Provider Legal NamePAUL FINLY DETJENCredential: MD

Location Address534 GREEN BAY RDKenilworth, IL 60043-1801

Mailing Address534 Green Bay RdKenilworth, IL 60043-1801 · (847) 256-5505 · Fax (847) 256-5567

Phone(847) 256-5505

Fax(847) 256-5567

Sole ProprietorYes

Medical School CMSWashington University School Of MedicineGraduated 1984

Enumeration DateSeptember 7, 2005

Last NPPES UpdateMay 4, 20263 updates tracked since enumeration

NPPES CertifiedMay 4, 2026

✔ NPI 1396739298 is a valid, active identifier and passes the ISO check-digit test.

Specialties & Licenses

★ Primary SpecialtyAllergy & ImmunologyAllopathic & Osteopathic Physicians

Taxonomy Code207K00000X

License✔ Licensed in IL · 036072795

Definition

An allergist-immunologist is trained in evaluation, physical and laboratory diagnosis, and management of disorders involving the immune system. Selected examples of such conditions include asthma, anaphylaxis, rhinitis, eczema, and adverse reactions to drugs, foods, and insect stings as well as immune deficiency diseases (both acquired and congenital), defects in host defense, and problems related to autoimmune disease, organ transplantation, or malignancies of the immune system.

534 GREEN BAY RD, Kenilworth, IL 60043

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Other Identifiers 1

Medicaid036072795IL

Medicare Participation & PECOS CMS

Medicare enrollment, assignment, billing reassignment, and ordering and referring status from CMS.

Medicare Enrollment Status

✔

Enrolled in Medicare and accepts Medicare assignment

Paul Finly Detjen Md 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 ID8022203553

PECOS Enrollment IDI20101110000789

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.

Medicare Billing Reassignment

Medicare enrollment records show Paul Detjen reassigns Medicare billing to 1 organization. The organization bills Medicare for the services this provider delivers there.

Kenilworth Medical Associates, S.C.

Same address

Allergy & Immunology

534 GREEN BAY RD
Kenilworth, IL 60043

Reassigned Medicare billing, Illinois enrollment
2 clinicians in this Medicare group

NPI 1366579054 (847) 256-5505

Source: CMS Revalidation Reassignment List, October 2026 release. Reassignment records can lag staffing changes; confirm a current affiliation with the organization.

Areas of Expertise CMS Part B claims 11

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.

Test for allergy using allergenic extract 95004

An allergy test with allergenic extract is a diagnostic method to identify substances causing allergic reactions. Small amounts of common allergens are introduced to your body, usually through skin pricks or blood tests. Your body's response helps determine your allergies.

2,257 services51 patients

Professional service for preparation and provision of 1 or more antigens 95165

This service involves the creation and supply of antigens, substances that stimulate your immune system to fight diseases. These antigens can be used in vaccines or allergy tests to help your body build defenses against specific health threats.

1,070 services25 patients

Professional service for multiple injections of allergen 95117

The professional service for multiple injections of allergens involves administering small doses of specific allergens into your body. This is done to help your immune system become less sensitive to them, reducing your allergic reaction over time. It's a safe, effective way to manage allergies.

539 services30 patients

Established patient office or other outpatient visit with moderate level of decision making, if using time, 30 minutes or more 99214

This is a routine check-up for patients who have previously visited our clinic. It involves a comprehensive review of your health and any ongoing treatments. The consultation lasts between 30-39 minutes, allowing enough time to discuss any concerns.

230 services155 patients

Test for allergy using allergenic extract injected into skin 95024

An allergy skin test involves injecting a small amount of allergenic extract into your skin. This test helps determine if you're allergic to specific substances. If allergic, a small red bump appears at the test site. It's safe and quick.

225 services24 patients

Test to measure expiratory airflow and volume 94010

This test, known as spirometry, assesses how well your lungs work. It measures how much air you can inhale, how much you can exhale and how quickly you can exhale. It's non-invasive and helps diagnose conditions like asthma or COPD.

180 services122 patients

Hospital Affiliations CMS Care Compare

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

Northshore University Healthsystem - Evanston Hospital

Acute Care Hospitals · Evanston, IL

5/5 CMS rating

OwnershipVoluntary non-profit - Other

CMS Certification Number140010

Location2650 Ridge AveEvanston, IL 60201 · Cook County

Emergency services Birthing friendly

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.

67.68/100

MIPS Final ScoreMerit-based Incentive Payment System · CMS Quality Payment Program

Individually scored

Quality

49.96

Promoting Interoperability

Improvement Activities

Cost

58.14

Reported Quality Measures

Childhood Immunization Status

0%72 patients

Diabetes: Eye Exam

0%22 patients1/55-star benchmark: 100%

Diabetes: Hemoglobin A1c (HbA1c) Poor Control (>9%)

Lower rates are better for this measure.

100%22 patients1/55-star benchmark: 91%

Documentation of Current Medications in the Medical Record

44%1,746 patients1/55-star benchmark: 100%

Preventive Care and Screening: Screening for High Blood Pressure and Follow-Up Documented

0%1,571 patients1/55-star benchmark: 61%

Preventive Care and Screening: Tobacco Use: Screening and Cessation Intervention

Patients screened: 0% · 357 patients

0%357 patients

Provide Patients Electronic Access to Their Health Information

1%1,193 patients1/55-star benchmark: 100%

Statin Therapy for the Prevention and Treatment of Cardiovascular Disease

87%138 patients4/55-star benchmark: 91%

Use of High-Risk Medications in Older Adults

Lower rates are better for this measure.

Patients appropriateDiagnosis: 0% · 292 patients

Patients totalRate: 1% · 292 patients

1%292 patients4/55-star benchmark: 100%

Providers report different measures because they deliver different services; reporting more or less information is not a reflection of quality. Star ratings appear only where CMS assigned them.

Other Providers at the Same Location NPPES 9

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

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