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Active NPI 1578198818 Individual Practitioner Female Practitioner

Isabelle Marie Kim Kallenberg , PA-C

Physician Assistant • Birmingham, AL

✓ Accepts Medicare Assignment

Professional Overview & Biography Verified Profile Summary

Isabelle Kallenberg, PA-C is a certified Physician Assistant practicing in Birmingham, AL. With approximately 7 years of clinical experience since completing medical education in 2019, Isabelle Kallenberg delivers high-quality medical care to the local community at 620 19TH ST S.

Isabelle Kallenberg is affiliated with University Of Alabama Health Services Foundation, Pc and accepts Medicare assignment.

Frequently performed procedures and clinical services include 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

620 19th St S

Birmingham, AL 35233

Telephone 3347508965

Medicare Profile & Education

Medical School

Other

Graduation Year

2019

Medicare Assignment

✓ Accepts Assignment

Telehealth Flag

In-Person Only

Specialty Benchmarks & Practice Insights

Comparative analytics for Physician Assistant in Birmingham, AL

Experienced Practitioner (5-10 Yrs)
Practitioner Clinical Experience
7 Yrs Matches City Avg
City Avg: 7.0 Yrs
State Avg: 9.6 Yrs
Regional Practice Density
370 Specialists

Practicing in Birmingham, AL (1153 Statewide)

Telehealth Adoption Rate
5.4% Regional Adoption

In-Person Office Visits Only

Medicare Pricing Discount
72.8% Avg Savings

Under CMS Medicare Fee Schedule vs Standard Submitted Charges

Clinical Seniority & Experience Comparison

Dr. Kallenberg (7 Years) 7 Yrs
Birmingham Specialty Average (7.0 Years) 7.0 Yrs

Performed Procedures & Service Volume

Top Medicare Part B procedures performed by this practitioner

CMS Official Data (2022)
HCPCS Code & Description Services Patients Submitted Charge Medicare Allowed
99233 Subsequent hospital care with moderate levelof medical decision making, if using time, at least 50 minutes
40 20 $297.00 $83.10
99232 Subsequent hospital care with moderate levelof medical decision making, if using time, at least 35 minutes
15 13 $210.00 $54.74

Medical Specialties & State Licenses

CMS Verified: 2026-05-14
Physician Assistant Primary Specialty

NUCC Taxonomy Code: 363A00000X

State License GA 14015

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.

Physician Assistant

NUCC Taxonomy Code: 363A00000X

State License AL 1594

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.

Physician Assistant - Medical

NUCC Taxonomy Code: 363AM0700X

Definition to come...

Hospital & Practice Group Affiliations

University Of Alabama Health Services Foundation, Pc

619 19th St S, Birmingham, AL 352491900

Phone: 2059344011

University Of Alabama Health Services Foundation, Pc

2000 6th Ave S, Birmingham, AL 352332110

Phone: 2059379999

Practice Associates & Co-Workers

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

2 Associated Practitioners
Renante Brandon

Student in an Organized Health Care Education/Training Program

NPI 1396668240
Christine Brown , PA-C

Physician Assistant

NPI 1851057277

Physician Assistant (Certified)

Career & Practice History Timeline

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

7 Historical Events
🎓
Medical Taxonomy / Specialty Registered (Primary Specialty) May 14, 2026

Physician Assistant (License #1594 in AL)

NPI Profile Active March 06, 2020

NPI status registered as active in NPPES database

📍
Updated Practice Location March 06, 2020

Registered at 620 19TH ST S, BIRMINGHAM, AL 35233 (Tel: 3347508965)

📍
Updated Business Mailing Address March 06, 2020

Registered at 5287 OLD MILL RUN, TRUSSVILLE, AL 351732603 (Tel: 3347508965)

👤
Provider Name / Credentials Updated March 06, 2020

Recorded as ISABELLE KALLENBERG, PA-C

🎓
Medical Taxonomy / Specialty Registered (Primary Specialty) March 06, 2020

Physician Assistant

🟢
Initial NPI Registration & Enumeration March 06, 2020

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: 1578198818
Entity Type:
Individual Provider Physician, Nurse Practitioner, or Solo Healthcare Professional (Type 1 NPI)
Enumeration Date: March 06, 2020
Last Update: May 14, 2026
Sole Proprietor: No

Mailing Address

5287 Old Mill Run

Trussville, AL 351732603

Phone: 3347508965

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.