Independent US Healthcare Provider Directory & Public Medical Database
Deactivated NPI 1265053441 Deactivated / Inactive NPI Male Practitioner

Dr. Aaron Jerome Walker , MD

Internal Medicine • Tallahassee, FL

✓ Accepts Medicare Assignment
⚠️

Notice of NPI Deactivation & Inactive Practice Status

According to official public domain records published by CMS (Centers for Medicare & Medicaid Services) in the National Provider Identifier (NPPES) Registry, Dr. Aaron Walker has officially deactivated this NPI record and ceased active healthcare practice.

Registration / Start Date April 29, 2020
NPI Deactivation Date January 10, 2022
Total Practice Duration ~3 Years of Practice (2019 – 2022)

Professional Overview & Biography Verified Profile Summary

Dr. Aaron Walker, MD was a registered Internal Medicine practicing in Tallahassee, FL. Throughout an active medical career spanning 3 years, Dr. Walker provided care at the practice location at 1300 MICCOSUKEE RD until profile deactivation on 2022-01-10.

Dr. Walker was affiliated with Tallahassee Memorial Healthcare Inc and accepted Medicare assignment.

Historical Medicare Part B clinical services included subsequent hospital care with moderate levelof medical decision making, if using time, at least, initial hospital care with moderate level of medical decision making, if using time, at least. Public procedure reimbursement records and service volume details are provided below for historical transparency.

Practice Location & Contact Primary Location

Practice Address

1300 Miccosukee Rd

Tallahassee, FL 323085054

Telephone 8504311155
Associated Practice Facility / Clinic

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 Internal Medicine in Tallahassee, FL

Experienced Practitioner (5-10 Yrs)
Practitioner Clinical Experience
7 Yrs -14.2 yrs vs City Avg
City Avg: 21.2 Yrs
State Avg: 26.5 Yrs
Regional Practice Density
120 Specialists

Practicing in Tallahassee, FL (10650 Statewide)

Telehealth Adoption Rate
14.2% Regional Adoption

In-Person Office Visits Only

Medicare Pricing Discount
45.9% Avg Savings

Under CMS Medicare Fee Schedule vs Standard Submitted Charges

Clinical Seniority & Experience Comparison

Dr. Walker (7 Years) 7 Yrs
Tallahassee Specialty Average (21.2 Years) 21.2 Yrs

Performed Procedures & Service Volume

Top Medicare Part B procedures performed by this practitioner

CMS Official Data (2024)
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
28 16 $192.00 $116.20
99223 Initial hospital care with moderate level of medical decision making, if using time, at least 75 minutes
16 16 $336.00 $169.62

Medical Specialties & State Licenses

CMS Verified: 2025-10-23
Internal Medicine Primary Specialty

NUCC Taxonomy Code: 207R00000X

State License FL ME164146

A physician who provides long-term, comprehensive care in the office and the hospital, managing both common and complex illness of adolescents, adults and the elderly. Internists are trained in the diagnosis and treatment of cancer, infections and diseases affecting the heart, blood, kidneys, joints and digestive, respiratory and vascular systems. They are also trained in the essentials of primary care internal medicine, which incorporates an understanding of disease prevention, wellness, substance abuse, mental health and effective treatment of common problems of the eyes, ears, skin, nervous system and reproductive organs.

Hospital & Practice Group Affiliations

Tallahassee Memorial Healthcare Inc

1301 Hodges Dr, Tallahassee, FL 323084614

Phone: 8504315430

Practice Associates & Co-Workers

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

40 Associated Practitioners
Peter Turner , PA

Physician Assistant

NPI 1003694407

Physician Assistant

Rachel Poston , FNP

Nurse Practitioner

NPI 1003761693

Family Nurse Practitioner

NPI 1013982271

Doctor of Medicine (M.D.)

Diana Stone , APRN

Nurse Practitioner - Family

NPI 1023739299

Advanced Practice Registered Nurse

Amber Wolf , CRNA

Nurse Anesthetist, Certified Registered

NPI 1023772068

Certified Registered Nurse Anesthetist

Abraheim Darwish

Student in an Organized Health Care Education/Training Program

NPI 1023909298

Career & Practice History Timeline

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

14 Historical Events
🎓
Medical Taxonomy / Specialty Registered (Primary Specialty) October 23, 2025

Internal Medicine (License #ME164146 in FL)

📍
Updated Practice Location July 02, 2023

Registered at 1300 MICCOSUKEE RD, TALLAHASSEE, FL 323085054 (Tel: 8504311155)

📍
Updated Business Mailing Address July 02, 2023

Registered at 1115 W CALL ST, TALLAHASSEE, FL 323043556

📍
Updated Practice Location February 28, 2022

Registered at 1515 LOCUST STREET, MERCY HEALTH CLINIC, FIRST FLOOR, PITTSBURGH, PA 152195114 (Tel: 4122328411)

📍
Updated Business Mailing Address February 28, 2022

Registered at 3600 FORBES AVENUE, FORBES TOWER PLAZA LEVEL SUITE 140, PITTSBURGH, PA 15213

👤
Provider Name / Credentials Updated February 28, 2022

Recorded as AARON WALKER, M.D.

🎓
Medical Taxonomy / Specialty Registered (Primary Specialty) February 28, 2022

Student in an Organized Health Care Education/Training Program

⚠️
NPI Profile Deactivated January 10, 2022

Record deactivated on January 10, 2022

NPI Profile Active April 29, 2020

NPI status registered as active in NPPES database

📍
Updated Practice Location April 29, 2020

Registered at 1515 LOCUST STREET, MERCY HEALTH CLINIC, FIRST FLOOR, PITTSBURGH, PA 152195114 (Tel: 4122328411)

📍
Updated Business Mailing Address April 29, 2020

Registered at 3600 FORBES AVENUE, FORBES TOWER PLAZA LEVEL SUITE 140, PITTSBURGH, PA 15213

👤
Provider Name / Credentials Updated April 29, 2020

Recorded as AARON WALKER, M.D.

🎓
Medical Taxonomy / Specialty Registered (Primary Specialty) April 29, 2020

Student in an Organized Health Care Education/Training Program

🟢
Initial NPI Registration & Enumeration April 29, 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: 1265053441
Entity Type:
Individual Provider Physician, Nurse Practitioner, or Solo Healthcare Professional (Type 1 NPI)
Enumeration Date: April 29, 2020
Last Update: October 23, 2025
Deactivation Date: January 10, 2022
Sole Proprietor: No

Mailing Address

1115 W Call St

Tallahassee, FL 323043556

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.