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Active NPI 1497887004 Individual Practitioner Female Practitioner

Holly R Walker , PA

Physician Assistant • Peoria, IL

✓ Accepts Medicare Assignment Telehealth Available

Professional Overview & Biography Verified Profile Summary

Holly Walker, PA is a certified Physician Assistant practicing in Peoria, IL. With approximately 25 years of clinical experience since completing medical education in 2001, Holly Walker delivers high-quality medical care to the local community at 420 NE GLEN OAK AVE STE 401.

Holly Walker is affiliated with Renalcare Associates, S.C. and accepts Medicare assignment . Telehealth and virtual consultation options are available for eligible patients.

Frequently performed procedures and clinical services include established patient outpatient office visit, visit complexity inherent to evaluation and management associated with medical care services that serve as the continuing focal point for all needed health care services and/or with medical care services that are part of ongoing care related to a patient's, subsequent hospital care with moderate levelof medical decision making, if using time, at least. Full Medicare procedure pricing transparency rates and service volume details are listed on this profile.

Practice Location & Contact Primary Location

Practice Address

420 Ne Glen Oak Ave Ste 401

Peoria, IL 616033168

Telephone 3096768123
Fax 3096768455
Associated Practice Facility / Clinic
🏢 Renalcare Associates, S.c. Facility NPI 1649300377

Medicare Profile & Education

Medical School

Other

Graduation Year

2001

Medicare Assignment

✓ Accepts Assignment

Telehealth Flag

Telehealth Services Available

Specialty Benchmarks & Practice Insights

Comparative analytics for Physician Assistant in Peoria, IL

Senior Veteran Specialist (>20 Yrs)
Practitioner Clinical Experience
25 Yrs +12.9 yrs vs City Avg
City Avg: 12.1 Yrs
State Avg: 11.7 Yrs
Regional Practice Density
96 Specialists

Practicing in Peoria, IL (4958 Statewide)

Telehealth Adoption Rate
10.4% Regional Adoption

✓ Offers Virtual Consultations

Medicare Pricing Discount
38.2% Avg Savings

Under CMS Medicare Fee Schedule vs Standard Submitted Charges

Clinical Seniority & Experience Comparison

Dr. Walker (25 Years) 25 Yrs
Peoria Specialty Average (12.1 Years) 12.1 Yrs

Performed Procedures & Service Volume

Top Medicare Part B procedures performed by this practitioner

CMS Official Data (2024)
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
340 223 $152.95 $100.70
G2211 Visit complexity inherent to evaluation and management associated with medical care services that serve as the continuing focal point for all needed health care services and/or with medical care services that are part of ongoing care related to a patient's
170 142 $31.80 $13.46

Medical Specialties & State Licenses

CMS Verified: 2026-07-01
Physician Assistant Primary Specialty

NUCC Taxonomy Code: 363A00000X

State License IL 085001719

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.

Internal Medicine - Nephrology

NUCC Taxonomy Code: 207RN0300X

State License IL 085001719

An internist who treats disorders of the kidney, high blood pressure, fluid and mineral balance and dialysis of body wastes when the kidneys do not function. This specialist consults with surgeons about kidney transplantation.

Physician Assistant - Medical

NUCC Taxonomy Code: 363AM0700X

State License IL 085001719

Definition to come...

Additional State Medicaid & Healthcare Payer Identifiers

Medicaid State Provider ID
0850017179 (IL)
Commercial Insurance / Payer ID Railroad Medicare
P00300733 (IL)

Hospital & Practice Group Affiliations

Renalcare Associates, S.c.

420 Ne Glen Oak Ave, Peoria, IL 616033168

Renalcare Associates, S.c.

530 Ne Glen Oak Ave, Peoria, IL 616370001

Phone: 3096552000

Renalcare Associates, S.c.

1050 E Norris Dr, Ottawa, IL 613501611

Phone: 8154310785

Secondary Practice Locations

530 Ne Glen Oak Ave

Peoria, IL 616370001

Phone: 3096556769

Practice Associates & Co-Workers

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

40 Associated Practitioners
Courtney Harley , ANP

Nurse Practitioner

NPI 1003361049

Adult Nurse Practitioner

Dr. Kumarpal Shrishrimal , MD

Internal Medicine - Nephrology

NPI 1023217551

Doctor of Medicine (M.D.)

Dr. Robert Bruha , MD

Internal Medicine - Nephrology

NPI 1043340367

Doctor of Medicine (M.D.)

Dr. John Hsu , MD

Transplant Surgery

NPI 1043439748

Doctor of Medicine (M.D.)

Dr. Ian Lewis , DO

Internal Medicine - Nephrology

NPI 1053937995

Doctor of Osteopathic Medicine (D.O.)

Dr. Frederick Horvath , MD

Internal Medicine - Nephrology

NPI 1063542751

Doctor of Medicine (M.D.)

Career & Practice History Timeline

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

15 Historical Events
🎓
Medical Taxonomy / Specialty Registered (Primary Specialty) July 01, 2026

Internal Medicine (License #085001719 in IL)

🎓
Medical Taxonomy / Specialty Registered (Primary Specialty) February 04, 2026

Physician Assistant (License #085001719 in IL)

🎓
Medical Taxonomy / Specialty Registered (Primary Specialty) January 16, 2025

Physician Assistant (License #085001719 in IL)

🎓
Medical Taxonomy / Specialty Registered (Primary Specialty) October 29, 2018

Physician Assistant (License #085001719 in IL)

NPI Profile Active January 23, 2018

NPI status registered as active in NPPES database

📍
Updated Practice Location January 23, 2018

Registered at 420 NE GLEN OAK AVE STE 401, PEORIA, IL 616033168 (Tel: 3096768123)

📍
Updated Business Mailing Address January 23, 2018

Registered at 420 NE GLEN OAK AVE STE 401, PEORIA, IL 616033168 (Tel: 3096768123)

👤
Provider Name / Credentials Updated January 23, 2018

Recorded as HOLLY WALKER, PA

🎓
Medical Taxonomy / Specialty Registered (Primary Specialty) January 23, 2018

Physician Assistant (License #085001719 in IL)

NPI Profile Active December 11, 2008

NPI status registered as active in NPPES database

📍
Updated Practice Location December 11, 2008

Registered at 200 E PENNSYLVANIA AVE, SUITE 212, PEORIA, IL 616033089 (Tel: 3096768123)

📍
Updated Business Mailing Address December 11, 2008

Registered at 200 E PENNSYLVANIA AVE, SUITE 212, PEORIA, IL 616033089 (Tel: 3096768123)

👤
Provider Name / Credentials Updated December 11, 2008

Recorded as HOLLY WALKER, PA

🎓
Medical Taxonomy / Specialty Registered (Primary Specialty) December 11, 2008

Physician Assistant (License #085001719 in IL)

🟢
Initial NPI Registration & Enumeration March 09, 2007

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: 1497887004
Entity Type:
Individual Provider Physician, Nurse Practitioner, or Solo Healthcare Professional (Type 1 NPI)
Enumeration Date: March 09, 2007
Last Update: July 01, 2026
Sole Proprietor: No

Mailing Address

420 Ne Glen Oak Ave Ste 401

Peoria, IL 616033168

Phone: 3096768123

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.