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CAITLIN GRIFFIN PORTER PA-C
NPI 1639574155
Physician Assistant in Lake Forest, IL

Active since October 27, 2014PECOS EnrolledAccepts Medicare Assignment
959 S WAUKEGAN RD FL 2, LAKE FOREST, IL 60045(847) 234-3250(847) 234-7765 Get Directions Write a Review

NPPES record last updated: February 2, 2026. Verified against the NPPES registry weekly; last sync: August 09, 2026.

Record update history: Feb 2, 2026, Apr 9, 2024, Jun 7, 2022 and 2 more (5 updates tracked since 2022).

About Caitlin Griffin Porter Pa-c NPPES

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

CAITLIN GRIFFIN PORTER PA-C (NPI 1639574155) is an individual physician assistant in Lake Forest, Illinois, licensed in Illinois (085.005224) and active in the NPI registry since October 2014. She is enrolled in Medicare PECOS, maintains a secondary practice location in Gurnee, and is a graduate of Other (2014).

NPPES Registry Identity

NPI1639574155
Entity TypeIndividualFemale
Primary Taxonomy363A00000X
Provider Legal NameCAITLIN GRIFFIN PORTERCredential: PA-C
Location Address959 S WAUKEGAN RD FL 2Lake Forest, IL 60045-2654
Mailing Address604 Dawes StLibertyville, IL 60048-3106 · (847) 234-3250
Phone(847) 234-3250
Fax(847) 234-7765
Sole ProprietorNo
Medical School CMSOtherGraduated 2014
Enumeration DateOctober 27, 2014
Last NPPES UpdateFebruary 2, 20265 updates tracked since enumeration
NPPES CertifiedFebruary 2, 2026
✔ NPI 1639574155 is a valid, active identifier and passes the ISO check-digit test.

Specialties & Licenses

★ Primary SpecialtyPhysician AssistantPhysician Assistants & Advanced Practice Nursing Providers
Taxonomy Code363A00000X
License✔ Licensed in IL · 085.005224
Definition
A physician assistant is a person who has successfully completed an accredited education program for physician assistant, is licensed by the state and is practicing within the scope of that license. Physician assistants are formally trained to perform many of the routine, time-consuming tasks a physician can do. In some states, they may prescribe medications. They take medical histories, perform physical exams, order lab tests and x-rays, and give inoculations. Most states require that they work under the supervision of a physician.
959 S WAUKEGAN RD FL 2, Lake Forest, IL 60045
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Secondary Practice Location 1

Location 136100 N Brookside Dr Ste 204Gurnee, IL 60031-4573 · Phone (847) 234-3250 · Fax (847) 234-7765

Other Identifiers 1

Other085005224IL · State License

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

Caitlin Griffin Porter Pa-c 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 ID8820313489
PECOS Enrollment IDI20150203000824
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.

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
$93.02 typical visit price
range $59.81 – $181.38
Typical copayment $23.25 (range $14.95 – $45.34)
Most-billed visit code 99203
Established Patient
$74.38 typical visit price
range $19.15 – $147.12
Typical copayment $18.59 (range $4.78 – $36.78)
Most-billed visit code 99213
Amounts reflect what Medicare beneficiaries in this ZIP area are typically charged for office visits. Patients with other coverage should check their individual plans.

Other Providers at the Same Location NPPES

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

MARY FAITH C. TERKILDSEN MD
Obstetrics & Gynecology
959 S WAUKEGAN RD FL 2
LAKE FOREST, IL 60045
Lake County (847) 234-3250

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 Caitlin Porter's NPI number?

The NPI number for Caitlin Porter is 1639574155. It was assigned to this individual provider in the NPPES registry on October 27, 2014.

Where is Caitlin Porter located?

Caitlin Porter practices at 959 S Waukegan Rd Fl 2, Lake Forest, IL 60045. The listed phone number is (847) 234-3250.

What is Caitlin Porter's specialty?

The primary specialty registered for this NPI is Physician Assistant with taxonomy code 363A00000X.

Is Caitlin Porter enrolled in Medicare?

Yes. Caitlin Porter 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.

When was this NPI record last updated?

The NPPES record for Caitlin Porter was last updated on February 2, 2026. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 6 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.