Independent US Healthcare Provider Directory & Public Medical Database
Active NPI 1639574155 Individual Practitioner Female Practitioner

Caitlin Griffin Porter , PA-C

Physician Assistant • Lake Forest, IL

✓ Accepts Medicare Assignment

Professional Overview & Biography Verified Profile Summary

Caitlin Porter, PA-C is a certified Physician Assistant practicing in Lake Forest, IL. With approximately 12 years of clinical experience since completing medical education in 2014, Caitlin Porter delivers high-quality medical care to the local community at 959 S WAUKEGAN RD FL 2.

Caitlin Porter is affiliated with Ob-Gyne Associates Of Lake Forest Ltd and accepts Medicare assignment.

Frequently performed procedures and clinical services include established patient outpatient office visit, emergency department visit for life threatening or functioning severity, emergency department visit with moderate level of medical decision making. Full Medicare procedure pricing transparency rates and service volume details are listed on this profile.

Practice Location & Contact Primary Location

Practice Address

959 S Waukegan Rd Fl 2

Lake Forest, IL 600452654

Telephone 8472343250
Fax 8472347765
Associated Practice Facility / Clinic

Medicare Profile & Education

Medical School

Other

Graduation Year

2014

Medicare Assignment

✓ Accepts Assignment

Telehealth Flag

In-Person Only

Specialty Benchmarks & Practice Insights

Comparative analytics for Physician Assistant in Lake Forest, IL

Established Specialist (10-20 Yrs)
Practitioner Clinical Experience
12 Yrs +4.0 yrs vs City Avg
City Avg: 8.0 Yrs
State Avg: 11.7 Yrs
Regional Practice Density
62 Specialists

Practicing in Lake Forest, IL (4958 Statewide)

Telehealth Adoption Rate
17.7% Regional Adoption

In-Person Office Visits Only

Medicare Pricing Discount
53.9% Avg Savings

Under CMS Medicare Fee Schedule vs Standard Submitted Charges

Clinical Seniority & Experience Comparison

Dr. Porter (12 Years) 12 Yrs
Lake Forest Specialty Average (8.0 Years) 8.0 Yrs

Performed Procedures & Service Volume

Top Medicare Part B procedures performed by this practitioner

CMS Official Data (2023)
Reporting Year:
HCPCS Code & Description Services Patients Submitted Charge Medicare Allowed
99214 Established patient office or other outpatient visit with moderate level of decision making, if using time, 30 minutes or more
18 16 $246.00 $113.48

Medical Specialties & State Licenses

CMS Verified: 2026-02-02
Physician Assistant Primary Specialty

NUCC Taxonomy Code: 363A00000X

State License IL 085.005224

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.

Additional State Medicaid & Healthcare Payer Identifiers

Commercial Insurance / Payer ID State License
085005224 (IL)

Hospital & Practice Group Affiliations

Ob-Gyne Associates Of Lake Forest Ltd

959 S Waukegan Rd, Lake Forest, IL 600452654

Phone: 8472343250

Secondary Practice Locations

36100 N Brookside Dr Ste 204

Gurnee, IL 600314573

Phone: 8472343250

Practice Associates & Co-Workers

Healthcare professionals and specialists practicing at this location or sharing practice phone/fax

7 Associated Practitioners
Dr. Heather Heiberger , MD

Obstetrics & Gynecology

NPI 1053330720

Doctor of Medicine (M.D.)

Dr. Tanya Huang , MD

Obstetrics & Gynecology

NPI 1134141989

Doctor of Medicine (M.D.)

Dr. Mary Faith Terkildsen , MD

Obstetrics & Gynecology

NPI 1407870199

Doctor of Medicine (M.D.)

Dr. Michael Hubbell , MD

Obstetrics & Gynecology

NPI 1538181268

Doctor of Medicine (M.D.)

Dr. Jill Holden , MD

Obstetrics & Gynecology

NPI 1548289200

Doctor of Medicine (M.D.)

Dr. Maureen Tart , MD

Obstetrics & Gynecology - Obstetrics

NPI 1770691321

Doctor of Medicine (M.D.)

Career & Practice History Timeline

Chronological log of verified NPI updates, location relocations, credentials, and registry changes

14 Historical Events
📍
Updated Practice Location February 02, 2026

Registered at 959 S WAUKEGAN RD FL 2, LAKE FOREST, IL 600452654 (Tel: 8472343250)

📍
Updated Business Mailing Address February 02, 2026

Registered at 604 DAWES ST, LIBERTYVILLE, IL 600483106 (Tel: 8472343250)

📍
Updated Practice Location April 09, 2024

Registered at 25 TOWER CT STE B, GURNEE, IL 600313318 (Tel: 8476180730)

📍
Updated Business Mailing Address April 09, 2024

Registered at 25 TOWER CT STE B, GURNEE, IL 600313318 (Tel: 8472240222)

👤
Provider Name / Credentials Updated April 09, 2024

Recorded as CAITLIN PORTER, PA-C

📍
Updated Practice Location May 06, 2022

Registered at 880 W CENTRAL RD STE 6200, ARLINGTON HEIGHTS, IL 600052378 (Tel: 8476180730)

📍
Updated Business Mailing Address May 06, 2022

Registered at 880 W CENTRAL RD STE 6200, ARLINGTON HEIGHTS, IL 600052378 (Tel: 8476180730)

👤
Provider Name / Credentials Updated May 06, 2022

Recorded as CAITLIN PORTER-GRIFFIN, PA-C

NPI Profile Active October 27, 2014

NPI status registered as active in NPPES database

📍
Updated Practice Location October 27, 2014

Registered at 1423 CHICAGO RD, CHICAGO HEIGHTS, IL 604113400 (Tel: 7087561000)

📍
Updated Business Mailing Address October 27, 2014

Registered at 1423 CHICAGO RD, CHICAGO HEIGHTS, IL 604113400

👤
Provider Name / Credentials Updated October 27, 2014

Recorded as CAITLIN GRIFFIN, PA-C

🎓
Medical Taxonomy / Specialty Registered (Primary Specialty) October 27, 2014

Physician Assistant (License #085.005224 in IL)

🟢
Initial NPI Registration & Enumeration October 27, 2014

First registered as active Individual Practitioner in NPPES Database.

Patient & Community Reviews

Verified patient ratings, medical care experiences, and facility photos

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NPI Administrative Meta

NPI Number: 1639574155
Entity Type:
Individual Provider Physician, Nurse Practitioner, or Solo Healthcare Professional (Type 1 NPI)
Enumeration Date: October 27, 2014
Last Update: February 02, 2026
Sole Proprietor: No

Mailing Address

604 Dawes St

Libertyville, IL 600483106

Phone: 8472343250

Public Domain Record This profile contains public domain information published by CMS and NPPES under the Freedom of Information Act (FOIA).
⚠️ Medical Disclaimer

This directory listing is for informational purposes only and does not constitute medical advice, diagnosis, or physician endorsement. If you are experiencing a medical emergency, please call 911 immediately.