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Deactivated NPI 1649279225 Deactivated / Inactive NPI Male Practitioner

Dr. Stephen Charles Geller , MD

Internal Medicine • Loves Park, IL

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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. Stephen Geller has officially deactivated this NPI record and ceased active healthcare practice.

Registration / Start Date July 18, 2005
NPI Deactivation Date October 15, 2025
Total Practice Duration ~20 Years of Practice (2005 – 2025)

Professional Overview & Biography Verified Profile Summary

Dr. Stephen Geller, MD was a registered Internal Medicine practicing in Loves Park, IL. Throughout an active medical career spanning 20 years, Dr. Geller provided care at the practice location at 712 WINDSOR RD until profile deactivation on 2025-10-15.

Historical Medicare Part B clinical services included established patient outpatient office visit, insertion of needle into vein for collection of blood sample. Public procedure reimbursement records and service volume details are provided below for historical transparency.

Practice Location & Contact Primary Location

Practice Address

712 Windsor Rd

Loves Park, IL 611114153

Telephone 8156547500
Fax 8156547440

Specialty Benchmarks & Practice Insights

Comparative analytics for Internal Medicine in Loves Park, IL

Active Practitioner
Practitioner Clinical Experience
Active
City Avg: 22.0 Yrs
State Avg: 28.9 Yrs
Regional Practice Density
6 Specialists

Practicing in Loves Park, IL (7544 Statewide)

Telehealth Adoption Rate
16.7% Regional Adoption

In-Person Office Visits Only

Medicare Pricing Discount
66.4% Avg Savings

Under CMS Medicare Fee Schedule vs Standard Submitted Charges

Performed Procedures & Service Volume

Top Medicare Part B procedures performed by this practitioner

CMS Official Data (2018)
Reporting Year:
HCPCS Code & Description Services Patients Submitted Charge Medicare Allowed
99212 Established patient office or other outpatient visit with straightforward medical decision making, if using time, 10 minutes or more
76 43 $120.00 $40.26

Medical Specialties & State Licenses

Internal Medicine Primary Specialty

NUCC Taxonomy Code: 207R00000X

State License IL 36-050049

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.

Career & Practice History Timeline

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

7 Historical Events
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NPI Profile Deactivated October 15, 2025

Record deactivated on October 15, 2025

NPI Profile Active November 09, 2011

NPI status registered as active in NPPES database

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Updated Practice Location November 09, 2011

Registered at 712 WINDSOR RD, LOVES PARK, IL 611114153 (Tel: 8156547500)

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Updated Business Mailing Address November 09, 2011

Registered at 4810 SPRING BROOK RD, ROCKFORD, IL 611146358 (Tel: 8158779730)

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Provider Name / Credentials Updated November 09, 2011

Recorded as STEPHEN GELLER, M.D.

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Medical Taxonomy / Specialty Registered (Primary Specialty) November 09, 2011

Internal Medicine (License #36-050049 in IL)

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Initial NPI Registration & Enumeration July 18, 2005

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: 1649279225
Entity Type:
Individual Provider Physician, Nurse Practitioner, or Solo Healthcare Professional (Type 1 NPI)
Enumeration Date: July 18, 2005
Last Update: November 09, 2011
Deactivation Date: October 15, 2025

Mailing Address

4810 Spring Brook Rd

Rockford, IL 611146358

Phone: 8158779730

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.